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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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Jeffwo Jeffwo
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3 years ago
The combustion of hydrogen gas releases 286 kJ per mol of hydrogen. If 0.714 mole of hydrogen was burned to produce electricity, how long would it power a 100-watt (W) light bulb? Assume no energy is lost to the surroundings. (1 W = 1 J/s)


▸ 34.0 min

▸ 2.36 days

▸ 2.04 hr

▸ 12.7 hr

▸ 5.67 hr
Textbook 
Chemistry: An Atoms First Approach

Chemistry: An Atoms First Approach


Edition: 3rd
Authors:
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bryancobobryancobo
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#2
2 years ago
The combustion of hydrogen gas releases 286 kJ per mol of hydrogen. If 11.0 L of hydrogen at STP was burned to produce electricity, how long would it power a 100-watt (W) light bulb? Assume no energy is lost to the surroundings.
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2 years ago
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