Two Kilograms of Water at 100 $\degree$ C Is Converted to Steam at 1 Atm

Multiple Choice

Two kilograms of water at 100 $\degree$ C is converted to steam at 1 atm. Find the change in internal energy (in J) . (Lv = 2.26 *106 J/kg.)

A) 2.1 * 104
B) 4.5 *106
C) 3.4 F* 105
D) 4.2 * 106
E) 2.1 *106