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Gas Stoichiometry

#### Q. What is the percent yield when 1.72 g of H2O2 decomposes and produces 375 mL of O2 gas measured at 42 °C and 1.52 atm? 2 H2O2(aq) --> 2 H2O(l) + O2(g) Molar mass H2O2 34.02 g/mol

Solved • Dec 16, 2019

Gas Stoichiometry

#### Q. From Chemistry by OpenStax, chapter 9, Example 9.18, Check Your Learning: What volume of O2(g) measured at 25 degrees Celsius and 760 torr is required to react with 17.0 L of ethylene, C2H4(g), measured under the same conditions of temperature and pressure? The products are CO2 and water vapor.

Solved • Dec 12, 2019

Gas Stoichiometry

#### Q. A 22.4 L high pressure reaction vessel is charged with 0.3910 mol of iron powder and 1.20 atm of oxygen gas at astand temperature (273 K). On heating, the iron and oxygen react according to the balanced reaction below.

Solved • Dec 3, 2019

Gas Stoichiometry

#### Q. In the reaction, 2HgO(s) ⟶ 2Hg(s) + O2(g), How many liters of oxygen, O2, measured at STP, would be produced from the decomposition of 369 g of mercury(II) oxide, HgO?

Solved • Dec 2, 2019

Gas Stoichiometry

#### Q. 2 KClO3 (s) → 2 KCl (s) + 3 O2 (g). If 245.1 grams of KClO3 reacts completely in a container that is at constant pressure of 1.00 atm and constant temperature of 273 Celsius, what volume of gas in liters is produced? (The molar mass of KClO3 is 122.55 g/mol) 44.8 L 67.2 L 89.6 L 112 L 134 L

Solved • Nov 27, 2019

Gas Stoichiometry

#### Q. How many liters of chlorine gas at 650 mmHg and 25 degree Celsius can be produced by the reaction of 86.9 g of MnO2 with 0.200 L of 2.50 M HCl solution?

Solved • Nov 24, 2019

Gas Stoichiometry

#### Q. Calculate the volume of carbon dioxide gas produced at 435 mmHg and 125 degree Celsius when 15.0 L of propane gas (C3H8) at 35 degree Celsius and 1.00 atm is completely combusted.

Solved • Nov 24, 2019