Author Question: Five moles of an ideal gas expands isothermally at 100C to five times its initial volume. Find the ... (Read 79 times)

P68T · **on:** Jul 28, 2018

Five moles of an ideal gas expands isothermally at 100C to five times its initial volume. Find the heat flow into the system.
a. 2.5 104 J
b. 1.1 104 J
c. 6.7 103 J
d. 2.9 103 J
e. 7.0 102 J

Question 2

One gram of water is heated from 0C to 100C at a constant pressure of 1 atm. Determine the approximate change in internal energy (in cal) of the water.
a. 160
b. 130
c. 100
d. 180
e. 50