OpenStudy (anonymous):

1. A change in enthalpy occurs whenever heat is released or absorbed by a chemical reaction under constant pressure conditions. (Points : 2) True False

4 years ago
OpenStudy (anonymous):

4 years ago
OpenStudy (abb0t):

One question at a time. The first one is true, Note that: $$\sf \color{red}{\Delta H_{system} = E_{system}+PV}$$ and if P is kept constant, then $$\sf \color{purple}{\Delta H_{system} = q}$$

4 years ago
OpenStudy (abb0t):

Keep in mind that $$q$$ is heat.

4 years ago
OpenStudy (anonymous):

Okay thanks :) and can you check the rest please?

4 years ago
OpenStudy (anonymous):

@abb0t

4 years ago
OpenStudy (abb0t):

Temperature is not energy, but a measure of it. Heat is energy.

4 years ago
OpenStudy (anonymous):

Yeah thats what i thought. Thanks

4 years ago