Recent questions in Chemistry

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What is the equivalent pressure of 0.905 atm in units of mm hg?

VibhaJ asked Dec 24, 2024

by VibhaJ

8.4k points

1 answer

2 votes

175k views

254. A gas cylinder contains 0.722m³ of hydrogen gas at a pressure of 10.6 atm. If the gas is used to fill a balloon at a pressure of 0.96 atm, what is the volume in m³ of the filled balloon?

Chandoo asked Dec 24, 2024

by Chandoo

8.0k points

1 answer

5 votes

189k views

Polysulfide rubber (mercaptan) working time is ___.

Tonykoval asked Dec 24, 2024

by Tonykoval

8.3k points

1 answer

3 votes

13.5k views

The tomato is dropped. What is the velocity, v , of the tomato when it hits the ground? Assume 86.0 % of the work done in Part A is transferred to kinetic energy, E , by the time the tomato hits the ground.

David Gao asked Dec 24, 2024

by David Gao

7.7k points

1 answer

5 votes

188k views

Individuals who apply for a reciprocal examination agreement must pay the applicable fees required by ________________ in exchange for exemption from examination requirements.

Atastor asked Dec 24, 2024

by Atastor

7.9k points

1 answer

1 vote

92.3k views

How much of a 10 g sample of strontium-90 is lieft after 84 years?

Crazyzubr asked Dec 24, 2024

by Crazyzubr

7.7k points

1 answer

4 votes

59.6k views

Sort the nitrogen oxides listed below according to their percent by mass of oxygen. Nitrogen Oxides (6 items) (Drag and drop into the appropriate area below) N.O. NO N202 NO NO NO %O by Mass 50% or Less

BlackICE asked Dec 24, 2024

by BlackICE

8.9k points

2 answers

1 vote

93.2k views

What is the rate of increase in bromine concentration in the same units?

Patrick Read asked Dec 24, 2024

by Patrick Read

8.1k points

1 answer

2 votes

145k views

Be sure to answer all parts. determine the percent ionization of the following solutions of formic acid at 25°c: (a) 0.086 m

Inorganik asked Dec 24, 2024

by Inorganik

7.9k points

1 answer

1 vote

32.5k views

Inside the container is an ideal gas at 1.00 atm, 20.0 °C, and 1.00 L. a. What will the pressure inside the container become if the piston is moved to the 2.00 L mark while the temperature of the gas is

Sigint asked Dec 24, 2024

by Sigint

8.8k points

1 answer

5 votes

69.8k views

Construct a statement that correctly supports the argument that the chemical equation H2 + O2 → 2H2O violates the law of conservation of matter. There are more ? atoms on the ? of the arrow than on the

Shivachandra asked Dec 24, 2024

by Shivachandra

8.2k points

1 answer

4 votes

4.6k views

Explain, in your own words, the two main assumptions behind Monod kinetics (max 100 words).

Amalo asked Dec 24, 2024

by Amalo

7.9k points

1 answer

2 votes

216k views

If you combine 15.5 g of silver nitrate and 12.1 g of potassium chromate , determine the limiting reactant, masses of products, and mass of excess reactant. The following 7 questions will be based on this

Kingindanord asked Dec 24, 2024

by Kingindanord

8.0k points

1 answer

2 votes

154k views

How many particles would one formula unit of MgBr₂ produce when dissolved in solution

Cklin asked Dec 24, 2024

by Cklin

8.3k points

1 answer

4 votes

193k views

Calculate Δhrxn for the reaction: 2 of2 (g) + 2 s (s) → so2 (g) + sf4 (g).

Serializer asked Dec 24, 2024

by Serializer

7.7k points

1 answer

2 votes

131k views

In a-d, choose whether the fraction and percent are equivalent? 1) True 2) False

Nick Baluk asked Dec 24, 2024

by Nick Baluk

8.7k points

1 answer

0 votes

60.3k views

What is the volume occupied by .118 mol of helium

Kenneth Ballenegger asked Dec 24, 2024

by Kenneth Ballenegger

8.7k points

1 answer

3 votes

95.6k views

What principle is demonstrated by the fact that the total mass of reactants equals the total mass of products in a chemical reaction?

Swarajd asked Dec 24, 2024

by Swarajd

8.6k points

1 answer

2 votes

198k views

The "roasting" of 48.7 g of ZnS at constant pressure gives off 220. kJ of heat. Calculate the Î”H for this reaction.2ZnS(s) + 3O2(g) â†’ 2ZnO(s) + 2SO2(g)a. âˆ’110 kJ/mol rxnb. âˆ’293 kJ/mol rxnc. âˆ’440.

Kimkevin asked Dec 24, 2024

by Kimkevin

8.4k points

1 answer

0 votes

97.3k views

There are more pesticide-resistance mosquitoes populations closer to the coast. True or False?

Oliver Mahoney asked Dec 24, 2024

by Oliver Mahoney

7.0k points

1 answer

0 votes

220k views

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