what will happen when a lowelectronegativity element has a reaciton with a low electronegativity element

Answer:

D. Farmers wanted a political party that represented their interests.

Explanation:

got 100% on edge.

Answer:

D. Farmers wanted a political party that represented their interests.

Explanation:

edge 2020

The radioactive isotope Technium-99 decays most likely through alpha decay (99tc). An atomic nucleus emits an alpha particle during the radioactive decay process known as "alpha decay".

and then changes or "decays" into a separate atomic nucleus with a mass number that is decreased by four and an atomic number that is decreased by two. The nucleus of an atom of helium-4 is the same as an alpha particle. Radioisotopes are an element's radioactive isotopes. They are the atoms with unstable neutron-proton combinations or excess energy in their nuclei. During those processes, the radionuclide is said to experience radioactive decay, albeit the surplus energy may be put to use in any number of ways.

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Answer:

Paddy

Explanation:

he word paddy is used to describe an artificial pond with raised edges which are used for agriculture.

The word describes an artificial pond with raised edges used for agriculture is paddy. Therefore, option B is correct.

Seldom do artificial ponds have a natural outflow and entrance. This indicates that they only get fresh water from rain and direct activity, such a partial water change.

Ponds have a variety of functions, including providing water for farming and livestock, assisting in habitat restoration, acting as fish hatcheries, being parts of landscape architecture.

The paddy ponds are man-made ponds with elevated sides that are utilised for agriculture. These ponds are primarily used to easily supply crops with a suitable amount of water. These ponds are kept full of water, and rainwater is also collected and stored there.

Thus, option B is correct.

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The amount of heat needed to increase the temperature of a metal's unit mass by one degree is known as its specific heat.

Thus, It is a measurement of the thermal energy storage capacity of the metal molecules at the molecular level and specific heat.

The atomic structure of the metal, its atomic weight, temperature, phase, and impurities are only a few of the variables that have an impact on this number and Specific heat.

Every metal has a different specific heat. It is possible for metals with the same elemental structure to have varying values. The atomic structure, mass, temperature, and presence of impurities in the metal, among other things, all have an impact on the specific heat value in specific heat.

Thus, The amount of heat needed to increase the temperature of a metal's unit mass by one degree is known as its specific heat.

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Answer:0.137

Explanation:

Answer: 67.23 L

Explanation:

According to avogadro's law, 1 mole of every substance occupies 22.4 L at STP and contains avogadro's number \(6.023\times 10^{23}\) of particles.

To calculate the number of moles, we use the equation:

\(\text{Number of moles}=\frac{\text{Given mass}}{\text{Molar mass}}\)

Putting in the values we get:

\(\text{Number of moles of methane}=\frac{48g}{16g/mol}=3moles\)

1 mole of methane occupies = 22.4 L

Thus 3 moles of methane occupy = \(\frac{22.4}{1}\times 3=67.23L\)

Thus volume of 48 grams of methane gas is 67.23 L

Answer:

The amount of energy required is 17 kJ.

Explanation:

Answer:

Replicable results and empirical data.

Explanation:

Answer:

D

Explanation:

Replicable results mean that the question or test can be replicated to prove the subject in manner. Empirical data means that the question or test can be resolved with the same data, so for example, if a chemist discovers a new chemical equation, they need to write down the formula.

The significance of the Ronald Cotton case, that a person can be convicted without individual evidence. Therefore, option D is correct.

Evidence is something or information used to increase or decrease the likelihood that a fact exists. Evidence can be testimony, written materials, visual or audio recordings, DNA samples, or other physical artifacts.

In essence, evidence is utilized to support a claim made by people or organizations who think something is real or a fact. Evidence may also be used to debunk or dispute a fact or claim that others don't agree with or believe to be incorrect.

Thus, option D is correct.

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When one of the reactants is identified as the limiting reactant and the other as the excess reactant, the limiting reactant will be entirely consumed by the reaction, while part of the surplus reactant will be left over.

The greatest amount of product that can be created from the specified amounts of reactants is determined by this crucial stoichiometric notion.

In the balanced chemical equation, compare the amounts of each reactant and their associated stoichiometric coefficients to identify which reactant is the limiting reactant.

As it will be consumed entirely before the other reactant, the limiting reactant is the one with the lower necessary number of moles for the reaction.

Stoichiometry can be used to determine how much of the limiting reactant can be converted into the product once it has been identified.

When comparing the amount of excess reactant used in the reaction to the total amount of excess reactant available, the surplus reactant is then recognized.

If needed, stoichiometry can be used to determine the quantity of extra reactant that is still present.

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Answer:

After determining the amount of moles required for one of the reactants, it was shown that ✔ copper was the limiting reactant and ✔ sulfur was the excess reactant.

Explanation:

edge 2023

a) Melting: An example of melting that occurs in our everyday life is when we heat butter on a stovetop.

b) Freezing: Freezing is the process in which a liquid transforms into a solid upon cooling.

c) Condensation: One example of condensation that we encounter regularly is when water droplets form on the surface of a cold drink on a hot day.

d) Evaporation: Evaporation is the process by which a liquid transforms into a gas or vapor.

e) Sublimation: Sublimation refers to the transformation of a substance directly from a solid to a gas without passing through the liquid state.

a) Melting:  Butter is a solid at room temperature, but when heat is applied, it melts into a liquid. This change is a result of the increase in temperature, which provides enough energy to overcome the intermolecular forces holding the butter molecules together.

b) Freezing:Eventually, the temperature reaches the freezing point of water (0°C or 32°F), at which the water molecules slow down and arrange themselves into a regular, crystalline structure. This transformation from a liquid to a solid state is accompanied by the release of heat energy.

c) Condensation: As the temperature decreases, the air's capacity to hold moisture decreases, causing the water vapor in the air to condense into liquid water droplets. This process occurs due to the transfer of heat energy from the warm air to the cold surface, leading to the saturation of the air and the conversion of water vapor into liquid form.

d) Evaporation:  As the sun's heat energy is absorbed by the water molecules on the clothes' surface, their kinetic energy increases, causing them to break free from the liquid phase and escape into the surrounding air as water vapor. This process occurs because the molecules at the liquid surface with sufficient energy can overcome the attractive forces within the liquid and enter the gas phase.

e) Sublimation: Sublimation refers to the transformation of a substance directly from a solid to a gas without passing through the liquid state. An example of sublimation is the process of dry ice (solid carbon dioxide) converting into carbon dioxide gas.

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Answer:

154.61 g.

Explanation:

he balanced chemical equation for the reaction of KCIO3 to form KCl and O2 is:

2KCIO3 -> 2KCl + 3O2

From this equation, we can see that for every 1 mole of KCIO3, 2 moles of KCl and 3 moles of O2 are produced.

First, we need to calculate the number of moles of KCIO3:

n = mass / molar mass

= 125g / (138.2 g/mol)

= 0.902 moles

Now that we have the number of moles of KCIO3, we can calculate the masses of the products:

Mass of KCl = 0.902 moles * (74.55 g/mol) = 67.53 g

Mass of O2 = 0.902 moles * (32.00 g/mol) * 3 = 87.08 g

So the total mass of the products will be:

67.53 g + 87.08 g = 154.61 g.


ALLEN

Answer: In its natural condition, a pure element

Answer:

1.53 × 10²³ molecules As₂O₃

Explanation:

Step 1: Define

Diarsenic Trioxide - As₂O₃

Avagadro's number: 6.02 × 10²³ atoms, molecules, formula units, etc.

Step 2: Use Dimensional Analysis

\(0.254 \hspace{3} mol \hspace{3} As_2O_3(\frac{6.02(10)^{23} \hspace{3} molecules \hspace{3} As_2O_3}{1 \hspace{3} mol \hspace{3} As_2O_3} )\) = 1.52908 × 10²³ molecules As₂O₃

Step 3: Simplify

We have 3 sig figs.

1.52908 × 10²³ molecules As₂O₃ ≈ 1.53 × 10²³ molecules As₂O₃

Answer:

4834.20 ml or 4.8342 L

Explanation:

Gold has density of 19.30 g/ml

so according to d = m/V

V = m/d = 93,300/19.30 = 4834.19689119 = 4834.20 ml or 4.8342 L

The volume of nuggets of gold that has a mass of 93,300g is 4834.20 ml or 4.8342 L.

Volume is the space occupied by a three-dimensional object.

Density is the mass per unit volume. Density is a scalar quantity. It is denoted by d and the symbol for density is given as rho, a Greek symbol. Density is calculated as mass divided by volume.

Density is directly proportional to mass and inversely proportional to volume. Thus, with an increase in density, mass increases and volume decreases, and vice-versa

Gold has a density of 19.30 g/ml

so according to density = mass/ volume

V = m/d = 93,300 / 19.30 = 4834.19

4834.20 ml or 4.8342 L

Therefore, the volume of nuggets of gold that has a mass of 93,300g is 4834.20 ml or 4.8342 L.

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If a nurse researcher is seeking to answer a question about the effectiveness of a particular treatment, the most appropriate type of study would be a randomized controlled trial (RCT).

In an RCT, participants are randomly assigned to different groups: one group receives the treatment being investigated (the experimental group), while another group receives either a placebo or standard care (the control group). The groups are followed over a specific period, and the outcomes are compared to determine the effectiveness of the treatment.

RCTs are considered the gold standard for evaluating the effectiveness of interventions because they allow for control of confounding factors and provide a basis for establishing cause-and-effect relationships. Random assignment helps ensure that any differences observed between the groups are due to the treatment and not other factors.

Additionally, blinding techniques can be used in RCTs to minimize bias. This includes single-blind studies (where participants are unaware of their group assignment) or double-blind studies (where both participants and researchers are unaware).

By comparing outcomes between the treatment and control groups, an RCT provides rigorous evidence to determine the effectiveness of a particular treatment and supports evidence-based decision-making in healthcare.

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Answer:

Protons / H+ ions

Explanation:

The acids are compounds with a pH range between 1-7, while the base has a pH range of 7-14. Acids produce hydrogen ions or protons in the solution.

The pH can be defined as the hydrogen ion concentration in the solution. The higher the proton concentration in the solution, the lower will be the pH.

The pH of 7 has an equal number of hydrogen and hydroxide ions contributing to the neutral pH. The alkaline pH is contributed by the hydroxide ion concentration.

The acids fall at the lower pH range with a high hydrogen ion concentration. Thus, acids produce hydrogen ions or protons in the aqueous solution.

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una célula procariota o procarionte es un organismo unicelular sin núcleo cuyo material genético se encuentra disperso en el citoplasma reunido en una zona denominada nucleoide. por el contrario las células que sí tienen un núcleo diferenciado del citoplasma se llaman eucariotas es decir aquellas en las que su ADN se encuentra dentro de un compartimento separado del resto de la célula.

A) Water molecules causing temperatures to fluctuate is not a property due to hydrogen bonding. The other three options (b, c, and d) are special properties of water due to hydrogen bonding.

Water has all of the following characteristics EXCEPT: A good solvent, it is. Because of its hydrogen bonding, it has a high surface tension: lt can withstand a lot of heat:  It possesses adhesive and cohesion qualities. This molecule is nonpolar.

A material trait that could be identified by a reaction technique is generally referred to as a chemical feature or property in scientific terms. This describes how well a substance can change into something wholly different.

Because freshwater has a significant specific temperature factor due to the presence of hydrogen connections as well as considerable interatomic interactions, water particles do not cause temperature swings. Water can survive changes in temperature because of hydrophobic interactions.

The answer is a) Temperature fluctuations are caused by water molecules.

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Answer:

D. A triple beam balance is used to measure the weight of an object, and a spring scale is used to measure the mass of an object.

Explanation:

:)

Answer: The right answer is C!

Explanation: This is 100% right hope its helps! :-D

Answer:

in plant and animal cells

Answer:

In plant and animal cells

Explanation:

1) List the known quantities.

Sample:

Elements:

Silver: Ag.

Nitrogen: N.

Oxygen: three O.

The compound above has silver, nitrogen, and oxygen.

silver, nitrogen, oxygen.

In the structure below, the carbon atom that bears the negative charge is connected to two hydrogen atoms.

Hydrogen Atom is a single atom composed of one proton and one electron. It is the simplest and most abundant type of atom in the universe, making up about 75% of all matter. Hydrogen atoms are extremely small and have no measurable volume. They are held together by the electromagnetic force between the positively charged proton and the negatively charged electron.

This is because the two red dots, which represent the negative charge, are at the end of two single bonds connected to two hydrogen atoms. Therefore, the carbon atom is connected to two hydrogen atoms.

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Out of the given options, the greatest pressure would be represented by option D) 62106 Pa.

In order to compare the pressures given in different units, we can convert them to a common unit.

Here, we can convert them to the SI unit of pressure which is pascal (Pa).1 atm = 101325 Pa (approximately)1 mmHg = 133.322 Pa (approximately)1 psi = 6894.76 Pa (approximately)

So, we have:0.680 atm = 0.680 × 101325 Pa ≈ 69057.6 Pa517 mm Hg = 517 × 133.322 Pa ≈ 68910.2 Pa11.4 psi = 11.4 × 6894.76 Pa ≈ 78767.5 Pa62106 Pa = 62106 Pa14.1 = unclear (there is no unit provided)

Therefore, Out of these, the greatest pressure is represented by option D) 62106 Pa as it is already in pascals.

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Answer:

d. Methanol is more acidic than the alkyne and will be deprotonated instead.

Explanation:

because acidity is the ability to lose H+, leaving an anion behind; acidity depends on the stability of the anion.

Answer:

compounds , because they're combined

Answer:

The answer is A.) Compounds

Explanation:

Compounds are when the atoms of elements combine. When combined it creates a compound.

Answer:

Fossil fuels..........