20 kg piece of copper metal is heated from 18.5C to 316. Calculate the heat absorbed (in kJ) by the metal.

A 77.20 kg piece of copper metal is heated from 18.5°C to 316.5°C. Calculate the heat absorbed (in kJ) by the metal.

Weight of the substance given= 77.2 kgmolecular weight of copper=63.55number of moles present= 77.2/63.55=1.224initial temperature= t1=18.50cfianal temperature=t2=316.50cdifference of...