RSKLEGENDS RSKLEGENDS Today at 8:45 AM Chemistry Answered find How many joules of heat energy are needed to raise the temperature of 10grams of Aluminum from 20*C to 40*C. If the specific heat of Aluminum is 0.90 J/g*C. Q = McvT.. Hintthe change in temperature before you solve! Q = (10).(0.90).(40*C-20*C)