You have 357 mL of chlorine trifluoride gas at 699 mmHg and 45°C. What is the mass (in g) of the sample?

It is clear that as temperature rises, the kinetic energy of the particles in a perfect atomic gas also rises. This also holds true for actual gases and other ideal gases with more intricate molecular structures.

Heat energy is arbitrarily measured as "temperature" (enthalpy). When a system encounters a higher energy source, the temperature of that system rises as a result.

The result is the transmission of energy as heat, regardless of the source. Heat causes molecules to move more quickly (absorb energy), and some or all of the heat energy is transformed into kinetic energy.

Therefore, the result of heating a gas is a quicker rate of molecular motion. Because of the molecules' more frantic, frenetic mobility and subsequent collisions with the container walls, there is a rise in pressure inside the container.

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Answer:

hi..

Explanation:

The lower mantle is hotter and denser than the upper mantle and transition zone. The lower mantle is much less ductile than the upper mantle and transition zone. Although heat usually correspond s to softening rocks, intense pressure keeps the lower mantle solid. Geologists do not agree about the structure of the lower mantle.

hope this helps ._.

very hot at temperatures, i think i would set it to 43 degrees celsius as its much colder and better

hope this helps!

Answer:

it will become a bread

Explanation:

net Mass will become 1.5 liter

The smallest angle, measured from the reflecting planes, at which constructive interference of an X-ray beam is observed is approximately 27.2 degrees.

To determine the smallest angle of constructive interference, we can use Bragg's Law, which states that constructive interference occurs when the path difference between two waves is equal to an integer multiple of the wavelength. The formula is given as:

2d sin(θ) = nλ

Where:

d is the distance between the reflecting planes (0.541 nm)

θ is the angle between the incident X-ray beam and the planes (the desired angle)

n is the order of the interference (we are considering the first-order, so n = 1)

λ is the wavelength of the X-ray beam (0.0649 nm)

Rearranging the formula, we get:

sin(θ) = (nλ) / (2d)

θ = arcsin((nλ) / (2d))

Plugging in the values, we have:

θ = arcsin((1 * 0.0649 nm) / (2 * 0.541 nm))

θ ≈ 27.2 degrees

Therefore, the smallest angle at which constructive interference is observed is approximately 27.2 degrees.

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Answer:

A. K

Explanation:

Radius of an atom is directly propotional to number of shells. Potassium (K) has 4 shells (as it is in period 4) whlie sodium (Na) has 3 shells (as it is in period 3) therfore K > Na.

Cations are always smaller than their parent atoms. so increasing order is

Na+ < Na < K+ < K

Answer:

first identify the cation and write down its symbol and charge. Then, identify the anion and write down its symbol and charge.

Explanation:

Answer:

insoluble substances

Explanation:

Answer: the anwser is square kilomete

Explanation:

Answer:

Square kilometer!

Explanation:

Answer: I'm pretty sure it's D

Explanation :I hope

Three factors that must be known about component substances to determine if solvation will occur are solute-solvent interactions.

Solute-Solvent Interactions: The nature and strength of interactions between the solute and solvent molecules play a crucial role in determining solvation. If the solute-solvent interactions are favorable, solvation is more likely to occur.If the solute and solvent have similar chemical properties or can form hydrogen bonds, solvation is more favorable.

Polarity of the Solute and Solvent: The polarity of the solute and solvent influences their ability to mix and dissolve. Polar solvents tend to dissolve polar solutes, while nonpolar solvents dissolve nonpolar solutes. Polar solvents have a positive and negative end, allowing them to interact with polar solutes through dipole-dipole interactions.

Solubility of the Solute in the Solvent: The solubility of a solute in a specific solvent is a critical factor in determining solvation. Solubility refers to the maximum amount of solute that can dissolve in a given amount of solvent at a particular temperature.

If the solute's solubility in the solvent is high, solvation is likely to occur. If the solute is insoluble or has low solubility in the solvent, solvation may not occur, and the solute may remain in a separate phase.

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when NaOH reacts with methyl salicylate, the product is sodium methyl salicylate and water.

(a)Salicylic acid is a simple compound with one carboxyl group and one hydroxyl group. The hydrogen atom bonded to the oxygen atom of the carboxyl group (–COOH) is more acidic than the hydrogen atom bonded to the oxygen atom of the hydroxyl group (–OH).

Because of its proximity to the electronegative oxygen and the resultant weakening of the C–H bond, hydrogen atoms on the hydroxyl groups of the salicylic acid are more acidic than the hydrogen atoms on the methyl salicylate. So, the hydrogen atom of the hydroxyl group at C-2 is the most acidic in salicylic acid.

The hydrogen atom on the methyl group (CH3) at C-8 is the most acidic in methyl salicylate.

(b)When NaOH and methyl salicylate are mixed, sodium methylsalicylate, a white solid, is produced immediately.The reaction equation is:

NaOH + CH3OC6H4COOH ⟶ CH3OC6H4COONa + H2O

Therefore, when NaOH reacts with methyl salicylate, the product is sodium methyl salicylate and water.

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Answer:

Lithium

Explanation:

As you go from left to right the atomic radius decreases.

As you go from top to bottom the atomic radius.

A. Carbon is farther right in the 2nd period.

B. Lithium is the first one in the 2nd period!

C. Neon is the farthest one on the right in the 2nd period.

D. Potassium is not even in the 2nd period

Answer:

D.

Explanation:

The electron cloud has negligible mass. Most mass come from the nucleus.

The interstellar cloud can be classified as a Giant Molecular Cloud (GMC).

Giant Molecular Cloud (GMCs) are large and dense clouds of molecular hydrogen (H₂) and other interstellar molecules, such as CO, that are the birthplaces of stars.

The criteria for classifying an interstellar cloud as a GMC are typically a size larger than about 15-20 pc, a mass greater than about 10,000 solar masses, and a density greater than about 100 particles per cubic cm.

The cloud described in the question is 100 pc across and has a mass of 2 million solar masses, which meets the criteria for classification as a GMC. GMCs are the largest and most massive type of molecular clouds in the Milky Way, and they are essential for the formation of stars and planetary systems.

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Explanation:

Difference between pulley and wheel and axle are:

pully = A pulley is a circular disc that has a groove around the circumference over which a rope or string can move. In the pulley, load is connected to one end of the rope and effort is applied on the other ends . The pulley that does not move up and down is called the fixed pulley.

Wheel and axle= Wheel and axle consists of two cylinders of different radii. The cylinder of large radius is called wheel and the cylinder radius is called axle . Both wheel and axle move together under the application of effort.

I have send you a photo of wheel and axle, pulley.

I hope it will help you so.

Soaps clean up dirt by acting as emulsifying agents. The nonpolar chain in the soap is attracted to the dirt and the ionic end is attracted to the water. Thus, the soap creates b)dispersed droplets that wash the dirt away with the water.

In the field of chemistry, soap can be described as a washing material that is made by adding a base to a fat or oil.

As it contains fats and oils, soaps work by acting as an emulsifying agent.

The non-polar fats and oil absorb any kind of dirt and kill microorganisms.

When water is added to soap, the mixture acts as a dispersed droplet to absorb dirt particles in it. In this way, any kind of dust, microorganisms and dirt are removed.

The correct question format is:

Soaps clean up dirt by acting as emulsifying agents. The nonpolar chain in the soap is attracted to the dirt and the ionic end is attracted to the water. Thus, the soap creates ............. that wash the dirt away with the water.

a) floating bubbles

b) dispersed droplets

c)solid precipitate

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Answer:

17.05 g of glucose

Explanation:

The equation of the reaction is given as;

6CO2 + 6H2O → C6H12O6 + 602

From the equation;

6 mol of CO2 produces 1 mol of  C6H12O6

Converting to masses;

CO2:

Mass =Number of moles * Molar mass

Mass = 6 mol * 44 g/mol = 264 g

C6H12O6:

Mass =  Number of moles * Molar mass

Mass = 1 mol * 180 g/mol = 180 g

This means 264g of CO2 produces 180g of C6H12O6

25g of CO2 would produce x g of C6H12O6

264 = 180

25 = x

x = 25 * 180 / 264

x = 17.05 g

Answer:

The six-row combin harvests 285 bushels of corn per hour.

Explanation:

The rule of three or is a way of solving problems of proportionality between three known values and an unknown value, establishing a relationship of proportionality between all of them. That is, what is intended with it is to find the fourth term of a proportion knowing the other three.

If the relationship between the magnitudes is direct, you can apply the following formula:

a ⇒ b

c ⇒ x

So: \(x=\frac{a*b}{c}\)

In this case you can apply it in the following way: if 56 pounds is equal to 1 bushel, 266 pounds to how many bushels is it?

\(x=\frac{266 pounds*1 bushel}{56 pounds}\)

x=4.75

This is, a six row combin harvests 4.75 bushels of corn per min.

So, being 1 hour equal to 60 minutes, you can apply the following rule of three: if in 1 minute a six-row harvester harvests , in 60 minutes how many bushels of corn it harvests?

\(bushels of corn=\frac{60 minutes*4.75 bushels of corn}{1minute}\)

bushels of corn=  285

The six-row combin harvests 285 bushels of corn per hour.

The number of the molecules of water is 1.8 g is  6.02 * 10^22 molecules.

We can be able to obtain the molecules from the Avogadro's number. We know that the number of the molecules that we find in the compound can be gotten by the use of the proposition that was put forward by Avogadro.

Number of moles of the water = 1.8g/18 g/mol = 0.1 moles

We know that;

1 mole of water contains 6.02 * 10^23 molecules of water

0.1 moles of water would contain 0.1 mole * 6.02 * 10^23 molecules/ 1 mole

= 6.02 * 10^22 molecules

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Answer: A

Explanation:

Extreme weather events follow normal climate patterns.

Answer:

Quantitative

Explanation:

Answer:

A

Explanation:

Answer:

A Chemical reaction involves changes in energy in the form of absorbtion and release of heat due to the formation and breakdown of chemical bonds. A chemical reaction is categoried as endothermic reaction in which heat energy is take in or absorbed and exothermic reaction in which energy is released.

A model can be created by following below details:

So, the decrease in temperature shows it is an endothermic reaction in which heat energy is absorbed.

Energy change in the reaction has been stored in the products and the reactants. The change in the reactant to product results in a change in energy.

According to the law of conservation of energy, energy can neither be created nor destroyed in a chemical reaction. The chemical reaction has been resulted in the energy change by the endothermic and exothermic reactions.

The project model for energy change can be:

Reactant + Energy = Products.

The ice cube has been placed in a beaker. It has been consisted of the stored potential energy. WIth the application of heat energy there has been the conversion of ice cubes to the water, and the potential energy of the ice cubes has been converted to the kinetic energy of the moving liquid particles.

Reactant = Product + Energy

The model has consisted of matching the light with a matchstick. The chemical energy of the stored matchstick has been converted to light and heat energy.

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When solid rocks changed from one form to another, the next one which is being changed to is called metamorphic rock.

Mineral rock materials, when subjected to high temperature and pressure; changes to form a rock known as metamorphic rock. When this happens, we say that metamorphism has taken place.

However, metamorphism changes the chemical composition of the rocks when compared to the the initial forms. This goes to say that it chemical properties when changed into a metamorphic rock is different from the previously existing rock form. It is on this premise that we say that a metamorphic rock is formed.

A rock can exist in different. These include the following:

So therefore, we can now confirm and deduce that a rock is changing from a previously existing form to form a new rock known as metamorphic rock.

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Answer:

Balancing chemical equations is my priority!! :-)

\(Ca_{2}\) + \(O_{2}\) = \(Ca_{2} O_{3}\)

On both sides Calcium (Ca) is balanced ( 2 and 2 )

Then Oxygen (O) is 2 on the reactant side and 3 on the product side.

Divide the subscripts (product subscript/reactant subscript) to give 1.5 (3/2)

Because you can't put 1.5 in an equation you multiply everything by 2.

Then it comes \(2Ca_{2}\) + \(3O_{2}\) = \(2Ca_{2} O_{3}\)

Have a wonderful day! :-)

Cooking any food.

Burning of wood.

Digestion of food.

Acid-base reaction.

Answer:

Knowing the units of measurement that correspond with a number can give you so much more information than a digit sitting there by itself. Units can: Help to show another person the exact amount you have.

Explanation:

A gas has a mass of 3.82 g and occupies a volume of 0.854 l. the temperature in the laboratory is 302 k, and the air pressure is 1.04 atm, the molar mass of the gas is: 107 g/mol.

A gas has a mass of 3.82 g and occupies a volume of 0.854 L,
while the temperature in the laboratory is 302 K and the air pressure is 1.04 atm.

We will now calculate the molar mass of the gas using the following formula: PVM = mRT
where, P represents the pressure in atm, V is the volume in litres, n is the number of moles, R is the gas constant which is 0.0821 L-atm/mol-K, and T is the temperature in Kelvin.
P = 1.04 atm, V = 0.854 L, T = 302 K and we have to find n which is the number of moles of the gas.

Rearranging the equation to solve for n gives:n = PV/RT
Putting values we getn = (1.04 atm)(0.854 L) / (0.0821 L-atm/mol-K) (302 K)n = 0.0336 mol
The molar mass of the gas is calculated using the following formula: molar mass = mass of the gas / number of moles
molar mass = 3.82 g / 0.0336 mol
molar mass = 113.69 g/mol
Thus, the molar mass of the gas is 107 g/mol (rounded to one decimal place).

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Answer:

the third one

Explanation:

When you breathe in, you inhale oxygen and exhale carbon dioxide