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Use the following equation to answer the stoichiometry and energy change problem below. 2H2 + O2 --> 2H2O + 245kJ  How many grams of H2 are needed to produce 550kJ of heat?

Use the following equation to answer the stoichiometry and energy change problem below. 2H2 + O2 --> 2H2O + 245kJ  How many grams of H2 are needed to produce 550kJ of heat?

Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter8: Thermochemistry
Section: Chapter Questions
Problem 57QAP: Consider the following reaction in a vessel with a movable piston. R(g)+T(g)X(g)As the reaction...
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Use the following equation to answer the stoichiometry and energy change problem below.
2H2 + O2 --> 2H2O + 245kJ 

How many grams of H2 are needed to produce 550kJ of heat?

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