Author Question: Calculate the amount of heat (in kJ) necessary to raise the temperature of 47.8 g benzene by 57.0 K. ... (Read 156 times)

ghost! · **on:** Aug 27, 2018

Calculate the amount of heat (in kJ) necessary to raise the temperature of 47.8 g benzene by 57.0 K. The specific heat capacity of benzene is 1.05 J/gC

A) 1.61 kJ
B) 16.6 kJ
C) 2.59 kJ
D) 2.86 kJ
E) 3.85 kJ

Question 2

What is the molarity of a solution prepared by dissolving 0.750 mol CaCl2 in enough water to make 0.500 L of solution?

A) 0.375 M
B) 0.667 M
C) 1.50 M
D) 83.2 M
E) 166.5 M