How much energy is required to convert 50.0 g of ice at C to steam at 110.0C? ( = 2.09, = 4.18, = 2.01 J/gC; = 334 J/g; = 2260 J/g)
- A
92 kJ
- B
113 kJ
- Ccheck_circle
151 kJ
- D
208 kJ
Explanation
Heat ice: (50)(2.09)(10) = 1045 J. Melt: (50)(334) = 16700 J. Heat water: (50)(4.18)(100) = 20900 J. Vaporize: (50)(2260) = 113000 J. Heat steam: (50)(2.01)(10) = 1005 J. Total = 152.6 kJ 151 kJ.