Question

The amount of energy needed to heat 2.00 g mercury from 50.0°C to 85.0°C is 9.87 J. The specific heat capacity of this sample of mercury is

Answer 1

q = mass Hg x specific heat Hg x delta T

Answer 2

i got s= .14 JULESGRAMDEGREECELCIUS

Answer 3

If your prof is picky about the number of significant figures you might not get full credit for this. You have three s.f. in 9.87, 2.00, 35.0 and 85.0 so you are allowed 3 in the answer. Your answer contains only two. I obtained 0.141 J/g*C and notice the units are J/g*C and not JgC