Question

the heat evolved when aqueous solution of NaOH and HCL are mixed is determined using a coffee cup calorimeter
heat of the reaction determined by ......of the reaction
1. ∆H
2.∆E
3. -pdv
4.P∆V
5. ∆P​

Answer 1

$</p><p>{\huge{\red{\boxed{\mathbb{\blue{\underline{\blue{A}{\red{N}{\pink{S}{\orange{W}{\red{E}{\purple{R} }}}}}}}}}}}}$

1. Δ H