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Chemistry Gas Laws

Q. A 45.9-mL sample of gas in a cylinder is warmed from 25 °C to 87 °C. What is its volume at the final temperature? (Assume constant pressure.)

Solved • Apr 23, 2020

Chemistry Gas Laws

Q. A balloon contains 0.121 mol of gas and has a volume of 2.74 L. If an additional 0.150 mol of gas is added to the balloon (at the same temperature and pressure), what will its final volume be?

Solved • Apr 23, 2020

Chemistry Gas Laws

Q. If it takes three "breaths" to blow up a balloon to 1.2 L, and each breath supplies the balloon with 0.060 moles of exhaled air, how many moles of air are in 3.0 L balloon? Express your answer to two decimal places and include the appropriate units.

Solved • Apr 23, 2020

Chemistry Gas Laws

Q. Avogadro's Law states that at a given temperature and pressure, what quantity is constant? a) V + n b) V x n c) V/n

Solved • Apr 23, 2020

Chemistry Gas Laws

Q. Ammonium nitrate can decompose explosively when heated according to the equation 2NH4NO3(s) → 2 N2(g) + 4 H2O(g) + O2(g) How many liters of gas would be formed at 450 °C and 1.00 atm pressure by explosion of 565 g of NH4NO3?

Solved • Apr 13, 2020

Chemistry Gas Laws

Q. At standard temperature and pressure (0 °C and 1.00 atm), 1.00 mol of an ideal gas occupies a volume of 22.4 L. What volume would the same amount of gas occupy at the same pressure and 45 °C? Express your answer numerically in liters.

Solved • Apr 13, 2020

Chemistry Gas Laws

Q. The pressure inside a hydrogen-filled container was 2.10 atm at 21 °C. What would the pressure be if the container was heated to 87 °C? Express your answer numerically in atmospheres.

Solved • Apr 13, 2020