Which of the following is the correct definition of nuclear energy? A. energy of an object due to the random motion of its atoms and molecules B. energy an object has because of its motion or position C. energy produced from the splitting of atoms D. energy resulting from the flow of charged particles, such as electrons or ions

Atom B would form an ion that has a charge that can be designated as + 2.

An ion is an atom or molecule that has gained or lost one or more electrons, resulting in a net electric charge. Atoms typically have an equal number of electrons and protons, which gives them a neutral charge.

We can see that atom B belongs to group 2 of the periodic table and that the atoms that we find in this group are able to loose two electrons and thus they would form an ion that has a charge of + 2.

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In the simile "Ben swallowed the sandwiches like a snake," the two things being compared are Ben (the subject of the sentence) and a snake.

The important qualities of a snake in this metaphor are its swallowing behavior and the speed at which it devours its prey.

A metaphor is a figure of speech that makes a comparison between two unrelated things, objects, or concepts, highlighting a similarity between them. Unlike similes, which use words such as "like" or "as" to make a direct comparison, metaphors state that one thing is another.

Snakes are known for their ability to consume their prey whole and quickly, using their flexible jaws and swallowing mechanism.

Therefore, the important quality of the snake in the metaphor is swallowing.

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Complete question:

Answer the questions about this simile: "Ben swallowed the sandwiches like a snake."

What two things are being compared?

What are the important qualities of a snake in this metaphor?

Enantiomers are a type of stereoisomers that have identical physical and chemical properties except for their interaction with plane-polarized light.

The correct option is B

When plane-polarized light is passed through a sample of enantiomers, the light is rotated either clockwise or counterclockwise by the same magnitude, but in opposite directions. Therefore, statement b is correct, while statement c is incorrect. Enantiomers have equal and opposite specific rotation values and are optically active due to the chiral nature of their molecules. Enantiomers can only be optically inactive if they exist in equal amounts and cancel each other's rotation, a phenomenon known as racemization. Therefore, statement d is incorrect, and the correct statement is that enantiomers will have equal but opposite optical activity.

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Answer:

true

Explanation:

Answer:

an energy storing process i think!

Answer:

d

Explanation:

mha

The percentage composition of carbon in the given sample will be 52 %.

The ratio of  amount of each element to the sum of all  individuals components present in the given compound, multiplied by 100,  it is the definition of the percentage composition of the given compound. The percent composition tells about the mass of each element in a compound. To find out the percent composition,  we must first know the molar mass of the element.  

Given that  sample of alcohol is 43.40 mg

The alcohol contains  the 15.10 mg O, and 22.6 mg C, and the rest is hydrogen.

The formula to calculate percent composition is

( 22.6 /  43.40 ) ×100 = 52 %.

Therefore, the percent composition of carbon is 52 %.

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Answer:

Waning Crescent

Explanation:

Hope iT Help

Brainliest please

Answer:

Explanation:

Here, we want to get the number of moles in the given mass

Mathematically:

The molar mass of CaCO3 is 100 g/mol

The number of moles is thus:

Answer:

the first and the third one.

Statements that serve as examples of sampling bias are:

A wildlife biologist measuring average deer size only chooses male deer, which tend to be larger than female deer.

A plant ecologist wants to know which insects visit certain flowers,but only samples in the morning around 10:00am.

A marine biologist studies coral reef populations, and samples the same

reef location every day because it has more fish.

A forest ecologist wants to study bird populations so she sets up an

observation station next to the office because it's convenient

Therefore, option the last option is correct.

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Answer:

DUDE ITS THE THIRD ANSWER FROM THE TOP

....... HOPE THIS HELPS ✌

This equilibrium potential (ENa) of the sodium concentration extracellularly is 116.

The amount of solute contained in a specific amount of solution is the substance's concentration. The molecular weight of solution in 1 L aqueous solution, or molarity, is used to express concentrations. Molar concentration, molality, mass percentage, components per thousand, milligrams, and parts per billion are examples of quantitative measurements of concentration.

The responsibility of the parties to take specific procedural steps during particular stages of antagonistic hearings in order to expedite the proceedings and the court's decision constitutes the principle of concentrating as one of the main server principles of civil procedures.

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Pls find my answer bellow

A)  the addition of \(H_3O\)+ or OH- ions would have opposing effects on the buffer solution.

b) \(H_3O\)+ would favor the formation of acetic acid, while adding OH- would favor the formation of acetate ions.

c) The exact magnitude of the changes in concentrations depends on the initial concentrations of \(CH_3COOH\) and \(CH_3COONa\), as well as the specific amount of \(H_3O\)+ or OH- added.

To determine the effect of adding \(H_3O\)+ and OH- on the given buffer solution, we need to consider the ionization of acetic acid (\(CH_3COOH\)) and the dissociation of its sodium salt (CH3COONa). Let's analyze each scenario separately:

A) Buffer solution consisting of 0.5 M\(CH_3COOH\) and 0.5 M \(CH_3COONa\):

When acetic acid (CH3COOH) and its sodium salt (\(CH_3COONa\)) are present together in a solution, they form a buffer system. Acetic acid partially ionizes in water, releasing \(H_3O\)+ ions, while sodium acetate dissociates into Na+ and \(CH_3COO\)- ions.

Adding \(H_3O\)+:

The \(H_3O\)+ ions would react with the acetate ions (CH3COO-) to form undissociated acetic acid (\(CH_3COOH\)) through the following reaction:

\(H_3O\)+ + \(CH_3COO\)- ⇌ \(CH_3COOH\) + H2O

The addition of H3O+ would shift the equilibrium to the left, promoting the formation of more acetic acid and decreasing the concentration of acetate ions.

Adding OH-:

The OH- ions would react with the acetic acid (\(CH_3COOH\) to form water and acetate ions (CH3COO-) through the following reaction:

OH- + \(CH_3COOH\) ⇌ \(CH_3COO\)- + H2O

The addition of OH- would shift the equilibrium to the right, consuming acetic acid and increasing the concentration of acetate ions.

B) After adding 0.02 mol of NaOH to 1.0 L of the buffer solution:

When solid NaOH is added to the buffer solution, it dissociates completely in water to form Na+ and OH- ions.

NaOH dissociation:

NaOH → Na+ + OH-

The OH- ions formed would react with acetic acid according to the reaction mentioned in Scenario A (2), increasing the concentration of acetate ions and consuming acetic acid.

C) After adding 0.02 mol of HCl to 1.0 L of the buffer solution:

When HCl is added to the buffer solution, it dissociates completely in water to form \(H_3O\)+ and Cl- ions.

HCl dissociation:

HCl → \(H_3O\)+ + Cl-

The \(H_3O\)+ ions formed would react with acetate ions (\(CH_3COO\)-) according to the reaction mentioned in Scenario A (1), forming more undissociated acetic acid and decreasing the concentration of acetate ions.

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Answer:

1.03 x 10²³ atoms NaCl

Explanation:

To find the amount of table salt (NaCl) in atoms, you need to (1) convert grams to moles (using the molar mass) and then (2) convert moles to atoms (using Avogadro's Number). It is important to arrange the ratios/conversions in a way that allows for the cancellation of units.

(Step 1)

Molar Mass (NaCl): 22.99 g/mol + 35.45 g/mol

Molar Mass (NaCl): 58.44 g/mol

10 grams NaCl                1 mole
------------------------  x  -----------------------  =  0.17 moles NaCl
                                   58.44 grams

(Step 2)

Avogadro's Number:

6.022 x 10²³ atoms = 1 mole

0.17 moles NaCl           6.022 x 10²³ atoms
--------------------------  x  --------------------------------  =  1.03 x 10²³ atoms NaCl
                                                 1 mole

Explanation:

1. boiling and melting point

2. electrical conductivity

3. Bond strength

4. bond length

A covalent bond consists of negative electrons that are shared in between atoms. Because of this bond, they possess and manifest physical abilities, including electrical pressure/conductivity and lower melting points compared to ionic compounds.

Answer:

Explanation:

To find the number of moles in a substance given it's number of entities we use the formula

\(n = \frac{N}{L} \\\)

where n is the number of moles

N is the number of entities

L is the Avogadro's constant which is

6.02 × 10²³ entities

From the question

\(n = \frac{5.65 \times {10}^{26} }{6.02 \times {10}^{23} } \\ = 938.5382\)

We have the final answer as

Hope this helps you

Explanation:

petrol or bitumen and at least one use of petrol and at least one use of bitumen eg petrol has a lower boiling point and is used as a fuel in cars, bitumen is more viscous and is used to surface roads.Aug 19, 2015

Petrol and bitumen fractions differ in their properties and uses in a number of ways with regard to melting point, viscosity, ignition ,combustion .

Petrol has less number of carbon chains while bitumen has large number of carbon chains.Bitumen has higher melting and boiling point as compared to petrol.

Petrol has higher viscosity as compared to bitumen.It combusts easily while bitumen does not combust completely ,it produces large number of carbon monoxide or soot.

Petrol fractions are used in cars,motorbikes,etc. while bitumen fractions are used in road surfaces and roofing. Boiling point of petrol is 35-70°C while that of bitumen is 700°C.Bitumen is more viscous as compared to petrol.

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Answer:

Nitrogen liquefies at -195.8°C at room temperature.

At -182.95°C, the periodic table equivalent (oxygen) boils.

The boiling point of nitrogen is lower because there are fewer interactions between nitrogen molecules (N2).

The degree of electron fluctuation within a molecule affects interactions between non-polar molecules.

Van der Waals forces are the oldest sort of intermolecular contact, named after Dutch chemist Johannes van der Waals.

The Van der Waals forces, which include dipole-dipole and dispersion forces, are the weakest intermolecular forces.

The gravimetric factor for Br- using silver bromide is 0.425.

The gravimetric factor is an expression that is used to convert grams of a compound into grams of a single element.

It is expressed as a ratio of the formula weight (FW) of the substance that is being determined to that of a second substance that is weighed.

For example formula of silver bromide is AgBr and the formula mass of silver bromide is 188 g/mol

Formula mass of bromide ion = 80 g/mol

Gravimetric factor = 80/1188

Gravimetric factor = 0.425

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Answer:

-ate

Explanation:

The internal energy of system is raised by 3 times

To create 100 mL of solution with a concentration of 1.5 M, 6.00 grams of NaOH are required.

The amount of NaOH needed to make 100. mL of solution with a concentration of 1.5 M can be calculated using the formula:

mass = molarity x volume x molar mass

where:

molarity = 1.5 M (given)

volume = 100. mL = 0.1 L (given)

molar mass of NaOH = 40.00 g/mol (from periodic table)

Substituting the values, we get:

mass = 1.5 mol/L x 0.1 L x 40.00 g/mol

mass = 6.00 g

Therefore, 6.00 grams of NaOH are needed to make 100. mL of solution with a concentration of 1.5 M.

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Answer:

Two tectonic plates had the same density and a collision of the plates pushed the advancing plate that contained fossilized marine organisms upward forming the Himalayan mountains and Mount Everest.

Explanation:

:)

Another way you could collect or determine the pressure data without using a gas pressure sensor involving the same chemical reaction is using the Ideal Gas Equation.

A gas pressure sensor is a device used to monitor and collect data on the pressure changes and variations in a gas participating in a chemical reaction.

In a chemical reaction, the Ideal Gas Equation can be used to determine the pressure data without using a gas pressure sensor if the variables are known.

For example;

The Ideal gas equation can be represented as:

where;

Therefore, we can conclude that the Ideal Gas Equation can be used to determine the pressure data without using a gas pressure sensor if the variables are known.

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A chemical equation is an equation showing the formation of new products from reactants.

A chemical reaction is a reaction which involves changes in the composition and chemical properties of substances resulting in the formation of new substances.

A chemical reaction is usually represented by chemical equations.

A balanced chemical equation is one in which the atoms of elements are equal on both sides of the equation.

A net ionic equation shows only the ions that form products.

Therefore, a chemical equation is an equation showing the formation of new products from reactants.

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The candle with a 750 mL beaker as the cover would burn longer than the rest.

The burning of the candle requires oxygen and the volume of oxygen each beaker can hold depends on the volume of the beakers.

Thus, a beaker of 750 mL capacity will hold more oxygen than beakers of 250 mL or 150 mL capacity.

Since the higher volume beaker has the capacity to hold more oxygen than the rest, it means that the candle will be able to burn longer in it than the rest.

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Answer: 1.85 (D)

Explanation:

D is the solution to this question

Answer:

the type is single replacement

The given reaction equation represents a single-replacement reaction.

Explanation:

                   ABC→ A+B+C

                   A+B+C → ABC

                   AB+ C → AC + B

                  AB+ CD → AC + BD

Given:

\(Fe + CuCl_2 \rightarrow FeCl_2 + Cu\)

To find:

The type of chemical reaction represented by the given equation.

Solution:

In the given reaction:

\(Fe + CuCl_2 \rightarrow FeCl_2 + Cu\)

Iron is replacing copper from its compound which is copper(II) chloride to give iron(II) chloride and copper as a product.

So from this, we can conclude that the given reaction equation represents a single-replacement reaction.

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Answer:  343 Celsius

Explanation:

Gay lussac law

T2=T1V2/V1  Temp must be in Kelvin

T2= 308.15 X 9.00 / 4.50 =616.30 K - 273.15 to get back in celsius

=343.15 C