Chemistry, 25.05.2021 03:00 haileesprague3999
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If 5.00L of hydrogen gas, measured at 20.0⁰C and 80.1 kPa is burned in excess oxygen to form water, what mass of oxygen (measured at the same temp and pressure) will be consumed? 2 H₂ + O₂ 2 H₂O
a) 16.0 g
b) 2.63 g
c) 32.0 g
d) 4.63 g
Answers: 1
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Two solids are mixed in a flask and stirred. after a few minutes, the flask becomes cold. which of the following best describes this reaction? a. an exothermic reaction b. a combustion reaction c. an endothermic reaction d. a decomposition reaction
Answers: 1
PLSSS HELP I DONT GET IT
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