Question

*Will give medals and fan!* This equation indicates that the reaction gives off heat. What is this type of reaction called?

2C4H10 +?O2 → 8CO2 + 10H2O + heat

A. precipitation reaction
B. an endothermic reaction
C. absorption reaction
D. an exothermic reaction

Answer 1

what do you think and why?

Answer 2

You have an endothermic reaction when an object takes in heat during a reaction as to an exothermic reaction which is giving off heat . In this case you have an exothermic because heat was released as a product .

Answer 3

that was what i was thinking but i wasn't sure cuz bother kept on telling me otherwise.

Answer 4

Thanks.

Answer 5

No problem at all ^.^