Question
Hydrogen gas (H2) and oxygen gas (O2) combine. Which change occurs that indicates a release of bond energy?(1 point)
Responses
the appearance of color in the gases
the appearance of color in the gases
a loud popping noise
a loud popping noise
a strong odor
a strong odor
the formation of CO2 bubbles
Responses
the appearance of color in the gases
the appearance of color in the gases
a loud popping noise
a loud popping noise
a strong odor
a strong odor
the formation of CO2 bubbles
Answers
Bot
the formation of CO2 bubbles