Chemistry, 24.05.2021 03:50, ZachLaVine2016

Here is a generic thermochemical equation involving reactants A and B and products C and D: A + 2B 2C + D + 78.3 kJ
What does the expression + 78.3 kJ signify?
An endothermic reaction that releases 78.3 kJ of heat regardless of the amounts of reactants

An exothermic reaction that releases 78.3 kJ of heat regardless of the amounts of reactants

An endothermic reaction that absorbs 78.3 kJ of heat per mole of reactant A

An exothermic reaction that releases 78.3 kJ of heat per mole of reactant A

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 04:40, shanicar33500

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town

Answers: 1

continue

Chemistry, 22.06.2019 08:30, waterborn7152

Which common material is an example of a polymer? (25 pts) a. steel b. plastic c. petroleum d. rubbing alcohol

Answers: 2

continue

Chemistry, 22.06.2019 13:00, katelynn73

Tell me the iupac name of the following compounds:

Answers: 1

continue

Chemistry, 23.06.2019 08:00, johngayden46

The biosphere of the earth is made up of . a. inorganic b. organic