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Predict the reactants of this chemical reaction. That is, fill in the left side of the chemical equation. Be sure the equation you submit is balanced. (You can edit both sides of the equation to balance it, if you need to.)

Note: you are writing the molecular, and not the net ionic equation.


___---> Ca(ClO)2 (aq) + H2O

Answer:

+2

Explanation:

Protons are positive and electrons are negative, this ion has more positive charges than negative charges therefore the overall charge of the ion is +2.

+26 + -24 = +2

If an ion has 26 protons and 24 electrons, the charge of the ion will be +2.

HOW TO DETERMINE CHARGE OF AN ION:

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Percent Composition mgcl2

1 Answer. The percent composition of Mg in MgCl2 is 25.529%

hope this helps

Answer: The nebular theory is an explanation for the formation of solar systems.

Explanation:

Answer:

Magnesium reacts with hot water or water vapour to form Magnesium hydroxide and hydrogen gas.

Explanation:

The smaller chocolate bar contains 0.75 g of sugar.

To determine the amount of sugar in the smaller chocolate bar, we can use the proportion of sugar in the original chocolate bar as a reference. Since the proportion of sugar is the same in both chocolate bars, we can use the following formula:

sugar content in the smaller chocolate bar = (sugar content in the original chocolate bar) x (weight of smaller chocolate bar/weight of original chocolate bar)

First, we need to find out the sugar content in the original chocolate bar:

sugar content in original chocolate bar = (weight of original chocolate bar) x (percentage of sugar in original chocolate bar)

sugar content in original chocolate bar = (20.00 g) x (15%) = 3.000 g

Then we can use this value to find out the sugar content in the smaller chocolate bar:

(sugar content in the smaller chocolate bar) = (3.000 g) x (5.000 g / 20.00 g) = 0.75 g

So, The smaller chocolate bar contains 0.75 g of sugar.

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The complete question is:

A milk chocolate bar weighs 20.00 g and contains 15% sugar. How much sugar will be in a 5.000 g milk chocolate bar that has the same proportion of sugar?

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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.

Answer:

chlorine

Explanation:

yup

Answer:

chlorine

Explanation:

Edge 2020

~theLocoCoco

Answer:

B.  She can measure the volume and mass of the marble, the volume and mass of the water, and the mass of the empty graduated cylinder.

Answer:

b

Explanation:

If a hydrocarbon has eight carbon atoms, two double bonds, and one ring then the number of hydrogen atoms in this molecule will be 14.

Hydrocarbons are compounds comprised mainly of carbon and hydrogen and they are by far the dominant components of crude oil, processed petroleum hydrocarbons like gasoline, diesel, kerosene, fuel oil, and lubricating oil, coal tar, creosote, dyestuff, and pyrolysis waste products. and many other compounds as well.

An unsaturated hydrocarbon is a type of hydrocarbon which has at least one double bond, triple bond, or also ring in its carbon chain. These molecules will therefore have fewer hydrogen atoms than the parent carbon chain could possibly hold when all bonds were single bonds.

In the above given question, it says that there are eight carbon atom and it has a ring as well, so 6 carbons will form a cyclohexane and the other 2 will be substituents. Along with these there are 2 double bonds as well so now when we calculate the number of hydrogen atoms it comes out to be 14 in number.

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Answer:

It would be B!

Explanation:

Since white fur is a form of camouflage, B would be the correct answer.

Eight isomers are possible for the bond-line structures for constitutional isomers with a molecular formula of c4h11n

n-butylamine

sec-butylamine

isobutylamine

tert-butylamine

N-methyl-n-propylamine

N-methylisopropylamineamine

N, N-diethyl amine

N-ethyl-N,N-dimethylamine

one of two or more compounds, radicals, or ions containing the same number of atoms of the same element but differing in structural arrangement and properties That is, they have exactly the same molecular formula, but the atoms are arranged differently.

n-butane and isobutane are examples of structural isomers, as are ethanol and dimethyl ether. Constitutional isomers can also have different functional groups.

Constitutive isomers are molecules with different connections. It resembles a simple bracelet with different orders of red and green beads. The second type is stereoisomers. Stereoisomers have the same connectivity but differ in the spatial orientation of the parts.

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The main reservoirs of the carbon cycle are the atmosphere, oceans, land (including vegetation and soils), and fossil fuels. In these reservoirs, carbon exists in both inorganic and organic forms.

The inorganic carbon cycle involves the exchange of carbon dioxide (CO2) between the atmosphere and oceans through processes like photosynthesis and respiration.

Organic carbon, on the other hand, is found in living organisms, dead organic matter, and soil organic matter. It is cycled through processes such as decomposition and consumption by organisms. The interactions between the inorganic and organic carbon cycles occur primarily in the biosphere, where photosynthesis converts inorganic carbon into organic carbon compounds. While inorganic carbon is primarily in the form of CO2, organic carbon is present in complex organic molecules. Both forms of carbon play crucial roles in energy transfer, nutrient cycling, and climate regulation.

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Botulinum toxin; black widow spider venom pair of drugs below are known to facilitate and inhibit (respectively) the release of ACh. Thus, option C is correct.

Acetylcholine is released when an action potential is conveyed to the axon terminal, where depolarization leads calcium channels linked to voltage open and enables an influx of magnesium, which then permits the ejection of acetylcholine-containing vesicles into the synaptic cleft.

ACh is known to be released more readily by black widow spider venom than by botulinum toxin, which is known to block ACh release. This is a neurotransmitter that is found within every motor neuron and that aids in the contraction of muscles, playing a role in all bodily motions. Blocking of ACh can impede the ability to control one's muscles and produce cramps, twitches, and cramping.

Therefore, option C is correct.

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Different Types of Clouds are  cumulus clouds, stratus clouds, wispy clouds, Cumulonimbus clouds.

Clouds are made up of water droplets or ice crystals that are suspended in the atmosphere. They come in many different shapes and sizes, and they can form under a variety of conditions. The type of cloud that forms is related to the temperature and humidity of the air, as well as the altitude at which the cloud is forming.

One type of cloud is the cumulus clouds, which are large, fluffy clouds that often resemble cotton balls. They are formed when warm, moist air rises and cools, causing the water vapor to condense into water droplets. Cumulus clouds are typically found at lower altitudes, and they often indicate fair weather.

Another type of cloud is the stratus clouds, which are flat and featureless clouds that often cover the entire sky. They are formed when a layer of cool, moist air is trapped near the ground by a layer of warm air. Stratus clouds are typically found at lower altitudes, and they often indicate overcast or foggy weather.

Cirrus clouds are thin, wispy clouds that are formed when the air is very cold and dry. They are found at high altitudes, and they often indicate the approach of a storm.

Cumulonimbus clouds are large, towering clouds that can reach great heights and they are often associated with thunderstorms. They are formed when warm, moist air rises quickly and cools, causing the water vapor to condense into water droplets and ice crystals.

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Answer:

A.

Explanation:

I found the answer online when I was researching for it I hope I helped.

If more \(H_{2}\) and \(N_{2}\) are added to the reaction 3\(H_{2}\) + N2 → 2\(NH_{3}\) after it reaches equilibrium, two events will occur Shift in Equilibrium and Increased Yield of \(NH_{3}\)

1. Shift in Equilibrium: According to Le Chatelier's principle, when additional reactants are added, the equilibrium will shift in the forward direction to consume the added reactants and establish a new equilibrium. In this case, more \(NH_{3}\) will be produced to counteract the increase in \(H_{2}\) and \(N_{2}\).

2. Increased Yield of \(NH_{3}\): The shift in equilibrium towards the forward reaction will result in an increased yield of \(NH_{3}\). As more \(H_{2}\) and \(N_{2}\) are added, the reaction will favor the production of \(NH_{3}\) to maintain equilibrium. This will lead to an increase in the concentration of \(NH_{3}\) compared to the initial equilibrium state.

It is important to note that the equilibrium position will ultimately depend on factors such as the concentrations of \(H_{2}\), \(N_{2}\), and \(NH_{3}\), as well as the temperature and pressure of the system. By adding more reactants, the equilibrium will adjust to achieve a new balance, favoring the formation of more \(NH_{3}\).

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Answer:

a method of procedure that has characterized natural science since the 17th century, consisting in systematic observation, measurement, and experiment, and the formulation, testing, and modification of hypotheses.The basic steps of the scientific method are: 1) make an observation that describes a problem, 2) create a hypothesis, 3) test the hypothesis, and 4) draw conclusions and refine the hypothesis.

Explanation:

the scienticif Method and the second step of the scientific

By determining the mole fractions of ethylene glycol and water in the solution, we can estimate the vapor pressure. Using the given molecular weights, we that the vapor pressure of the solution is approximately 675.19 mmHg.

To calculate the vapor pressure, we first need to determine the moles of ethylene glycol and water in the solution. The moles of water can be found by dividing the mass of water (698 g) by the molar mass of water (18.02 g/mol), resulting in 38.71 mol. Similarly, the moles of ethylene glycol can be calculated by dividing the mass of ethylene glycol (302 g) by its molar mass (62.07 g/mol), giving us 4.86 mol.

Next, we calculate the mole fractions of water and ethylene glycol in the solution. The mole fraction of water (\(X_{water}\)) is obtained by dividing the moles of water by the total moles in the solution (38.71 mol + 4.86 mol). This gives us \(X_{water}\) = 0.8887. The mole fraction of ethylene glycol (\(X_{ethylene \ glycol}\)) is calculated by subtracting \(X_{water}\) from 1, resulting in \(X_{ethylene \ glycol}\) = 0.1113.

According to Raoult's law, the vapor pressure of the solution is given by the sum of the partial pressures of each component, where the partial pressure is equal to the mole fraction multiplied by the vapor pressure of the pure substance. Since the vapor pressure of ethylene glycol is assumed to be negligible, we can simplify the equation to \(P_{total}\) = \(X_{water}\) ×\(P_{water}\).

Assuming the vapor pressure of pure water at the given temperature is 760 mmHg, we multiply \(X_{water}\) by \(P_{water}\) to find the vapor pressure of the solution. Thus, \(P_{total}\) = 0.8887 * 760 mmHg, resulting in \(P_{total}\) ≈ 675.19 mmHg.

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Answer:

I don't know if this is helpful. I'm sorry if it is not.

The region surrounding the nucleus where electrons are found is called the  electron Cloud

The electron cloud of an atom refers to the region around the nucleus where electrons are most likely to be found. Electrons are negatively charged particles that occupy specific energy levels or orbitals around the nucleus. These energy levels or orbitals are also referred to as electron shells.

The electron cloud is not a well-defined boundary or structure, but rather a probability distribution that indicates the likelihood of finding an electron at a particular location relative to the nucleus. The shape and size of the electron cloud are determined by the energy level and sublevel of the electrons in the atom.

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A reducing chemical reaction adds an electron to the substrate.

Reduction is a term used to describe the yield of electrons, the accumulation of hydrogen, or the reduction of oxygen from the substrate.

When a reactant accumulates electrons during a reaction, it is called reduction. Reduction reactions include the addition of electrons to a substrate and the donor of the electrons is a reducing agent that itself brings oxidization. Therefore a reducing chemical reaction retains the addition of electrons to a substrate.

Oxidation-reduction (redox) reactions consist of the transfer of electrons between compounds while catabolic reactions are the type of reactions in which complex substances are split down into simpler units with the discharge of energy. Therefore these options are incorrect

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Claim: According to the rule of conservation of mass, a chemical reaction's mass remains constant since the number of atoms present before and after the reaction is equal.

Evidence: Maria is correct because the chemical reaction's total reactants and total products are equal. The mass of the resulting chemicals is equal to that of the reactants.

The law of conservation of mass stipulates that atoms are neither formed, destroyed, or altered during a chemical reaction, which is why this is the case.

Word bank: number of atoms following a chemical reaction, the sum of products, not generated, amount of reactants, unchanged, reactants have the same mass, Reasoning, the mass will remain the same, assertion, and proof

The claim is made in reference to the law of conservation of mass, which stipulates that the total mass of the reactants and the total mass of the products created in a chemical reaction are equal.

This law suggests that throughout a chemical reaction, atoms are neither generated nor destroyed.

The fact that the number of atoms before and after a chemical reaction is equal is used as evidence to back up this assertion.

This is so because the total of the reactants, or the substances that first participate in the reaction, must match the total of the products. (the substances formed as a result of the reaction).

Therefore, in order for the rule of conservation of energy to apply, the masses of the reactants and products must be equal.

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Answer:

True.

Explanation:

To describe the problem of trying to locate a subatomic particle that behaves  like a wave, Werner Heisenberg formulated what is now known as the Heisenberg  uncertainty principle: it is impossible to know simultaneously both the momentum p  (defined as mass times velocity) and the position of a particle with certainty.

Making measurement of the momentum of a particle more precise means that the position must become correspondingly less  precise. Similarly, if the position of the particle is known  more precisely, its momentum measurement must become less precise.

Answer:

D. Hydrogen and chlorine

Explanation:

Answer:

d

Explanation:

hydrogen and chlorine

is the compound of hydrochloric acid

The main culprit for global warming appears to be greenhouse gas emissions, particularly carbon dioxide (\(CO_{2}\)) released from human activities such as burning fossil fuels, deforestation, and industrial processes.

Global warming refers to the long-term increase in Earth's average surface temperature due to human activities that release greenhouse gases into the atmosphere, trapping heat and resulting in an enhanced greenhouse effect. These greenhouse gases trap heat in the Earth's atmosphere, causing the planet's temperature to rise and leading to various negative impacts on ecosystems and human societies. Reducing greenhouse gas emissions is considered a critical strategy for addressing global warming and mitigating its impacts on the environment and human societies.

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Answer: Aspirin

Explanation:

Answer:

If you multiply the miles per hour (30) by 60 (the amount of minutes in an hour) you should get the number for miles per minute. if you multiply that number by 60, you should get the number for miles per second.