Question

If 44.25 kJ of heat are released by changing 150. g of liquid mercury to mercury vapor,
 what is the latent heat of vaporization for mercury in kJ/kg?

29,500 kJ/kg
0.3 kJ/kg
295 kJ/kg
3.4 kJ/kg

I believe the answer is 295 but I am not sure

Answer 1

44.25 kJ /0.150 kg= you have it.