AS Level Chemistry: Enthalpy changes can be calculated experimentally using the relationship. And how is this written for a mole of defined substance?

Question

Enthalpy changes can be calculated experimentally using the relationship. And how is this written for a mole of defined substance?

Phillanie Jacobs · Accepted Answer

Enthalpy change, q = mass of liquid x specific heat capacity x temperature change 
△H = -mc△T

Enthalpy changes can be calculated experimentally using the relationship. And how is this written for a mole of defined substance?