Author Question: The fluorocarbon C2Cl3F3 has a normal boiling point of 47.6 C. The specific heats of and C2Cl3F3(g) ... (Read 32 times)

OSWALD · **on:** Nov 18, 2019

Question 1

The enthalpy change for converting 10.0 g of ice at -25.0 °C to water at 80.0 °C is ________ kJ. The specific heats of ice, water, and steam are

and

respectively. For H₂O,

= 6.01 kJ mol-1, and

.
◦ 6.16
◦ 7.21
◦ 26.46
◦ 63.97
◦ 3870

Question 2

The fluorocarbon C₂Cl₃F₃ has a normal boiling point of 47.6 °C. The specific heats of

and C₂Cl₃F₃(g) are 0.91 J g-1 °C-1 and 0.67 J g-1 °C-1, respectively. The heat of vaporization of the compound is 27.49 kJ mol-1. The heat required to convert 50.0 g of the compound from the liquid at

to the gas at 70.0 °C is ________ kJ.
◦ 10.07
◦ 30.22
◦ 4.60
◦ 2742
◦ 9.86

princessflame2016 · **Reply #1 on:** Nov 18, 2019

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