describe the relationship between kinetic energy and mass

0g  is the mass in grams of the excess reactant remain assuming the reaction goes to completion and that you start with 15.5.

The term "excess reactant" in chemical reactions describes a reactant that is present in a higher concentration than what is necessary for a complete reaction with the other reactants. This implies that even after the reaction has reached its end, some of the excess reactant will remain. Stoichiometry, or the study of the quantitative correlations between reactants and products, is closely related to the idea of an excess reactant in a process.

Molar mass of Na2S = 46.04 g/mol

Moles of Na2S = 15.5 g / 46.04 g/mol = 0.3362 mol

Molar mass of CuSO4 = 159.61 g/mol

Moles of CuSO4 = 12.1 g / 159.61 g/mol = 0.0759 mol

moles of Na2SO4 formed = 0.3362 mol

Molar mass of Na2SO4 = 142.04 g/mol

Grams of Na2SO4 formed = 0.3362 mol * 142.04 g/mol = 47.77 g

Excess reactant remaining in moles = 0.3362 mol - 0.3362 mol = 0 mol

Grams of the excess reactant remaining = 0 mol * 46.04 g/mol = 0 g

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Answer:

The answer is

Explanation:

The mass of a substance when given the density and volume can be found by using the formula

From the question

density of liquid = 0.70 g/mL

volume = 130 mL

The mass is

mass = 0.7 × 130

We have the final answer as

Hope this helps you

The total charge that flows while the battery is being charged is approximately 193,939.39 Coulombs.

To calculate the total charge that flows while the battery is being charged, we can use the relationship between electrical energy, potential difference, and charge.

The electrical energy (E) stored in the battery is given as 64 mega Jules (64 MJ). The potential difference (V) provided by the battery is 330 volts. We know that the energy (E) is equal to the product of the potential difference (V) and the charge (Q):

E = V * Q

Since the charging process is 100% efficient, all the electrical energy supplied is stored in the battery. Therefore, we can rearrange the equation to solve for the charge (Q):

Q = E / V

Substituting the given values, we have:

Q = 64 MJ / 330 V

To perform the calculation, we need to convert mega Jules (MJ) to joules (J) since the SI unit of energy is joules. One mega Joule is equal to 1 million joules:

Q = (64 * 10^6 J) / 330 V

Calculating the division:

Q ≈ 193,939.39 Coulombs

Therefore, the total charge that flows while the battery is being charged is approximately 193,939.39 Coulombs.

This value represents the quantity of electric charge transferred during the charging process, and it indicates the amount of electricity that enters the battery.

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Answer:

d the average kinetic energy of the particles

The ratio of the heat added to the system to the corresponding temperature change of the system is referred to as the d) heat capacity.

The heat capacity present in most systems is not constant, but depends on various conditions of the thermodynamic system. The heat capacity depends on the temperature itself, as well as the pressure and volume of the system.

Various ways to measure heat capacity can be done, which are generally carried out under conditions of constant pressure or constant volume. So that the specific capacity symbol is adjusted, becoming Cp for the specific capacity at constant pressure, and CV for the specific capacity at constant volume.

Gases and liquids are generally measured at constant volume. Measurements at constant pressure will produce a larger value because the constant pressure value also includes the heat energy used to do work to expand the volume of a substance when the temperature is increased.

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The concentration of the zinc chloride solution created is approximately To determine the concentration of the zinc chloride solution0.16 M.

To determine the concentration of the zinc chloride solution, we need to calculate the number of moles of zinc chloride formed from 24.2 g of zinc.

First, we convert the mass of zinc to moles using its molar mass. The molar mass of zinc (Zn) is 65.38 g/mol.

Moles of zinc = mass of zinc / molar mass of zinc

= 24.2 g / 65.38 g/mol

≈ 0.37 mol

Since zinc reacts with HCl in a 1:2 ratio, the moles of zinc chloride formed will be twice the moles of zinc.

Moles of zinc chloride = 2 * moles of zinc

= 2 * 0.37 mol

≈ 0.74 mol

Finally, we calculate the concentration of the zinc chloride solution by dividing the moles of zinc chloride by the total volume of the solution in liters.

Concentration (M) = Moles of solute / Volume of solution (in liters)

= 0.74 mol / 0.150 L

≈ 4.93 M

Therefore, the concentration of the zinc chloride solution created is approximately 0.16 M.

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Answer:

d. Solid

Explanation:

It is frozen to be a glacier

Hope this helps :)

The Great Gatsby symbolize the hope, optimism, and the dreams. The green light is the prominent symbol of the hope in The Great Gatsby.

The Great Gatsby hope, the optimism, and the dreams. The green light is the  prominent symbol of the hope in The Great Gatsby. When the Gatsby first met the Daisy, he was noticed that the green light that was in  the dock by the her house. The green light is the symbol of the hope.

The Nick connects the Gatsby's American Dream of the winning Daisy's that love to the American Dream of the first of the settlers coming to the America.

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90.0 g of vanadium (V) oxygen sample has 1.50 x 10 24 oxygen atoms.

To determine the number of oxygen atoms in a vanadium oxide sample, the following steps must be made.

Step 1: Convert the mass of vanadium(V) oxide to mol of vanadium(V) oxide

mol vanadium(V) oxide = mass / molar mass

mol vanadium (V) oxide = 90.0 g / 181.88 g/mol

mol vanadium (V) oxide = 0.49483 mol

Step 2: Convert mol of vanadium (V) oxide to moles of oxygen using mole ratio

mol oxygen = mol vanadium (V) oxide * mole ratio O / mol V2O5

mol oxygen = 0.49483 mol * 5 mol O / mol V2O5

mol oxygen = 2.47416 mol O

Step 3: Convert to oxygen atoms using Avogadro's number

atoms oxygen = mol oxygen * 6.02214 x 10 23 atoms O /mol O

atoms oxygen = 2.47416 mol O * 6.02214 x 10 23 atoms O/mol O

atoms oxygen = 1.48997 x 10 24 atoms or 1.50 x 10 24 atoms O

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Yes, the statement is True i.e. Sodium chloride is a buffer creating an injectable solution that is isotonic.

A buffer solution, also referred to as a pH buffer or hydrogen ion buffer, is an aqueous mixture of a weak acid and its conjugate base, or vice versa. The pH scarcely changes at all when a small amount of a strong acid or basic is added to it. Buffer solutions are used in a wide range of chemical processes to keep pH values almost constant. Buffering is used by many living systems to regulate pH in the natural world. For instance, the bicarbonate buffering system regulates the pH of blood, and bicarbonate also acts as a buffer in the ocean. Because of a chemical equilibrium between the weak acid HA and its conjugate base A, buffer solutions are resistant to pH change: HA ⇌ H+ + A− According to Le Chatelier's principle, an equilibrium between a weak acid and its conjugate base shifts to the left when hydrogen ions (H+) are supplied. Because of this, despite the supply of strong acid, the concentration of hydrogen ions increases less than anticipated.

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Molar mass

No of moles

Volume

Answer:

The same holds true for pH values above 7, each of which is ten times more alkaline (another way to say basic) than the next lower whole value. For example, pH 10 is ten times more alkaline than pH 9 and 100 times (10 times 10) more alkaline than pH 8.

Explanation:

A substance with a pH of 10  which is a base is 8 times  more basic than a substance with a pH of 2.

According to the Arrhenius concept, base is defined as a substance which yields hydroxyl ions on dissociation.These ions react with the hydrogen ions of acids to produce salt in an acid-base reaction.

Bases have a pH higher than seven as they yield hydroxyl ions on dissociation.They are soapy in touch and have a bitter taste.According to the Lowry-Bronsted concept, base is defined as a substance which accepts protons .Base react violently with acids to produce salts .Aqueous solutions of bases can be used to conduct electricity .They can also be used as indicators in acid-base titrations.

They are used in the manufacture of soaps,paper, bleaching powder.Calcium hydroxide ,a base is used to clean sulfur dioxide gas while magnesium hydroxide can be used as an antacid to cure acidity.

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The statement that describes the particles that make up the rigid structure of a three-dimensional crystalline solid is:

Solids are one of the three states in which matter exists.

Solids are characterized by their having definite shapes and volumes.

Solids have definite shapes and volumes because of the arrangement of the particles in a solid.

The intermolecular forces of the particles in a solid are very strong such that the particles are not free to move but  vibrate about a fixed position.

Thus, they are arranged in rigid continuous patterns as seen in solid crystals.

In conclusion, the particles in a crystalline solid are arranged in regular repeating patterns forming a three-dimensional structure.

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This statement is false.At the venous end of tissue capillaries, there is a net movement of gases, including oxygen (O2) and carbon dioxide (CO2).

The movement of O2 and CO2 is based on concentration gradients, with O2 moving from areas of high concentration (the capillary blood) to areas of low concentration (the tissues), while CO2 moves from the tissues, where it is produced, to the capillary blood, where it can be transported to the lungs for elimination.

While it is true that the movement of gases at the venous end of tissue capillaries is slower than at the arterial end, there is still a net movement of gases, including O2 and CO2.

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Size of an atom increases as we move down a group and from left to right across a period

Define an atom?

An atom is a unit of matter that specifically characterizes a chemical element. One or more negatively charged electrons surround the core nucleus of an atom, which is made up of all of them. One or more protons and neutrons, which are comparatively heavy particles, can be found in the positively charged nucleus.

In a group, as the atomic number rises, the atomic size expands from top to bottom. Valence electrons are located farther from the nucleus because there are more filled energy levels, which increases atomic size.

Atomic size grows as a function of period number, number of shells, and so forth. Since there are more electrons in each shell as we move from left to right in a period, the force of attraction between the nucleus and electrons, which have positive charges, is stronger, bringing the shells closer to the nucleus and shrinking the size of the atom.

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Answer:

Water is a remarkable substance, and its unique properties are largely due to the presence of polar covalent bonds and hydrogen bonds in its structure. These characteristics play a crucial role in the physical and chemical properties of water, making it essential for life as we know it.

Explanation:

The polar covalent bonds in water arise from the unequal sharing of electrons between oxygen and hydrogen atoms. This results in the oxygen atom having a partial negative charge (δ-) and the hydrogen atoms having partial positive charges (δ+). These charges create polarity within the water molecule, leading to the formation of hydrogen bonds.

Hydrogen bonds occur when the partially positive hydrogen atom of one water molecule is attracted to the partially negative oxygen atom of another water molecule. These hydrogen bonds are relatively weak individually, but when present in large numbers, they contribute to the cohesion, surface tension, and high boiling point of water.

The importance of these bonds is manifold. The cohesion between water molecules due to hydrogen bonding enables water to form droplets, have a high surface tension, and flow freely, facilitating transport within organisms and in the environment. Additionally, hydrogen bonding leads to the high specific heat capacity and heat of vaporization of water, making it an effective regulator of temperature in living organisms and ensuring stable environmental conditions.

Furthermore, hydrogen bonds play a crucial role in the unique properties of water as a solvent. The polar nature of water allows it to dissolve a wide range of substances, including ionic compounds and polar molecules, facilitating various biological processes such as nutrient transport and chemical reactions in cells.

The results of a scientific investigation would be considered reliable only if all aspects of the investigation have been carefully planned and executed.

A scientific investigation is a process that is used to answer questions or solve problems about the natural world using the scientific method. The scientific method is a systematic approach that involves formulating a hypothesis, designing an experiment, collecting and analyzing data, and drawing conclusions based on the results.The reliability of the results of a scientific investigation depends on several factors. First, the experiment must be carefully planned to ensure that it is well-designed and that all variables are controlled. This means that the experiment should be designed to test a specific hypothesis and that all variables that might affect the results of the experiment should be controlled or eliminated.Second, the experiment must be executed carefully to ensure that all procedures are followed correctly and that all data is collected accurately. This means that the experiment should be conducted in a controlled environment and that all data should be recorded and analyzed accurately.Finally, the results of the experiment must be analyzed carefully to ensure that they are reliable and valid. This means that the data should be analyzed using appropriate statistical methods to determine whether the results are statistically significant and that any conclusions drawn from the data are based on sound reasoning and logic.In conclusion, the results of a scientific investigation would be considered reliable only if all aspects of the investigation have been carefully planned and executed.

This means that the experiment must be well-designed, carefully executed, and analyzed using appropriate statistical methods to ensure that the results are reliable and valid.

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Explanation: The Ice Would Sink Toward the Bottom

Density of Ice at 0 Celsius is 0.92 grams per milliliter. Therefore the Ice has a greater density than ethanol, and the ice cube should sink toward the bottom

Answer:

If the rock can't scratch a knife, but glass, it's a 7-10 (Hard Rock)

It's between Quartz and Topaz.

So the answer is,

dish Soap,Corn Syrup,Rubbing Alcohol, Milk,

Atoms are the smallest units of matter that have all the characteristics of an element.

The first exact theory explaining the creation of matter was Dalton's Atomic Theory: 1. All matter is composed of atoms, and atoms are indivisible and unbreakable atoms are the smallest units of matter that have all the classification of an element. Atoms combine to form molecules. Atoms are composed of smaller enduring known as protons, neutrons, and electrons.

Atoms together to form molecules. Atoms are composed of smaller speck known as protons, neutrons, and electrons.

So we can conclude that An atom gets larger as the symbol of electronic shells increase

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Answer:

aswer is A

Explanation:

because the CL,K,AR is correct since it is order right

Answer:

The logs are the input and the flames are the output

Explanation

The Total cost of utilities is $685357

Utilities are the basic services your home, apartment, or business needs to keep it comfortable and functioning properly.

A) Cost of oil = 390000 gallons of oil / (42 gallons per barrel) * $52 per barrel = $482857

Cost of electricity = 2,700,000 kWh * $0.075 per kWh = $202500

Total cost of utilities = $482857 + $202500 = $685357

B) Number of BTU = (390000 gallons of oil * 150,000 BTU in 1 gallon) + (3,413 BTU per kWh * 2,700,000 kWh) = 6.77151 * 10¹⁰ BTU

BTU per ft² = 6.77151 * 10¹⁰ BTU / 30000 ft² = 2257170 BTU per ft²

C) Cost per ft² = $685357 / 30000 = $22.85 per ft²

The Total cost of utilities is $685357

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Since the samples are all at room temperature, the substance which is most likely the most dense is: D. silver.

Density can be defined as a ratio of mass to the volume of a physical substance such as chlorine, oxygen, bromine, silver, etc.

Mathematically, the density of a physical substance can be calculated by using this formula:

D = M/V

Where:

At room temperature, the density of the given physical substances in an ascending order are as follows:

In this context, we can reasonably and logically deduce that silver is the most dense among the given physical substances.

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Answer:

Final pressure = 362.7 Pa

Explanation:

Given that,

Initial volume, V₁ = 930 ml

Initial pressure P₁ = 156 Pa

Final volume, V₂ = 400 mL

We need to find the final pressure. We know that the relation between volume and pressure is inverse i.e.

\(V\propto \dfrac{1}{P}\\\\\dfrac{V_1}{V_2}=\dfrac{P_2}{P_1}\\\\P_2=\dfrac{V_1P_1}{V_2}\\\\P_2=\dfrac{930\times 156}{400}\\\\P_2=362.7\ Pa\)

So, the final pressure is equal to 362.7 Pa.

The pillar of sustainability broken by recycling electronics in India is environmental sustainability. Implementing a law that restricts electronics recycling to the US would not necessarily be the most effective solution, as it overlooks the complex global dynamics of electronic waste management.

Recycling electronics in India often involves improper disposal methods, such as burning or dismantling without proper safety measures. This leads to environmental pollution, including the release of hazardous substances into the air, soil, and water, thus violating the principle of environmental sustainability.

However, simply mandating that electronics can only be recycled in the US may not be the most optimal solution. Electronic waste is a global issue, and restricting recycling to a single country disregards the fact that electronic products are manufactured and consumed worldwide. A more comprehensive approach to addressing electronic waste would involve international cooperation, strict regulations, and monitoring of recycling practices to ensure they meet environmental standards.

Efforts should focus on improving recycling practices globally, including promoting responsible electronic waste management, developing sustainable recycling infrastructure in multiple countries, and encouraging the adoption of safe and environmentally friendly recycling practices. This approach would foster global sustainability and address the challenges associated with electronic waste disposal more effectively than a geographically limited restriction.

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C. It is located in the nucleus and has no charge

Explanation:

here ya go :)

The piece of information that "9" gives about an atom flurine is it is the atomic number of fluroine.

What is atomic number?

The charge number of an atomic nucleus is the chemical element's atomic number, also known as nuclear charge number (symbol Z). This is equivalent to the proton number (np), or the number of protons present in the nucleus of each atom of that element, for conventional nuclei. Ordinary chemical elements can be uniquely identified by their atomic number.

The atomic number and the number of electrons are both equal in a regular, uncharged atom.

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Grizzly bears are omnivores, meaning that they consume both plant and animal matter. This study, which analyzed nitrogen content in bear fur samples, indicates that bears that consume more animal matter have a higher nitrogen content in their diet and are therefore more active.

Nitrogen is an essential nutrient for building proteins and is found in higher amounts in animal matter compared to plant matter. Therefore, bears that consume more animal matter may have more energy and be more active.
Hi! Based on your question, it seems that you want to know which type of food, when consumed by grizzly bears, leads to higher activity levels, as indicated by nitrogen content in their fur samples. Grizzly bears are omnivores, meaning they eat both plants and animals. Nitrogen content in their fur samples can be used as an indicator of the bear's diet. Typically, higher nitrogen content is associated with a diet richer in animal protein. Therefore, we can conclude that grizzly bears consuming more animal protein are more active.

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Grizzly bears are omnivores. this data (taken from bear fur samples to determine nitrogen content in their diet)x indicates that bears that consume ___ are more active

Grizzly bears are omnivores, which means that they consume both plants and animals. The data taken from bear fur samples to determine nitrogen content in their diet indicates that bears that consume more animal protein are more active. Animal protein provides bears with the necessary energy and nutrients to support their active lifestyles, including hunting, scavenging, and defending their territories.

However, it is important to note that the amount of animal protein consumed by grizzly bears varies depending on factors such as season, location, and availability of food sources.

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