Multiple Choice
An average home in Colorado requires 20.GJ of heat per month. How many grams of natural gas (methane) must be burned to supply this energy? CH4(g) + 2O2(g) CO2(g) + 2H2O(l) H°rxn= -890.4 kJ/mol
A) 1.4 * 103 g
B) 3.6 * 105 g
C) 7.1 * 10-4 g
D) 2.2 * 104 g
E) 1.4 * 104 g
Correct Answer:

Verified
Correct Answer:
Verified
Q2: Calculate the enthalpy of reaction for
Q25: A beaker contains 115 g of ethanol
Q73: Ethanol undergoes combustion in oxygen to
Q74: Find the standard enthalpy of formation
Q76: To which one of the following
Q79: The combustion of butane produces heat
Q80: During volcanic eruptions, hydrogen sulfide gas
Q81: The combustion of butane produces heat
Q82: Calculate the amount of work done, in
Q83: Given that CaO(s)+ H<sub>2</sub>O(l) <span class="ql-formula"