Hello need help with the last three bottom questions. Thank you. If you need more information ask please. I'm really struggling

P PROCEDURE D DATA 20.240 Cylinder Material Zinc NOFF Mass of cylinder (g) 80.688 Mass of empty calorimeter (g) 93.358 Mass of calorimeter + water (g) 235.065 Mass of water (g) 141.707 Initial water temp. ("C) (Tc) 20.500 Initial cylinder temp. ("C) (Th) 99.923 Equilibrium temp. ("C) (Teq) 29.041 Calculate the heat absorbed by the water in calories. Qw (cal) The specific heat of water is 1.0 cal/gram "C. *Use equation 4 in the Formulas popup (select F button). Cs (cal/g) Percent error VERIFY DATA