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

Question

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

anonymous · Answer

Please helpppp :(

abb0t · Answer

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 $\sf \color{purple}{\Delta H_{system} = q}$

abb0t · Answer

Keep in mind that $q$ is heat.

anonymous · Answer

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

anonymous · Answer

@abb0t

abb0t · Answer

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

anonymous · Answer

Yeah thats what i thought. Thanks