Question- ccl2f2 is considered to be environmentally safe, Chemistry

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Question- ccl2f2 is considered to be environmentally safe

Question- CCl2F2 is considered to be environmentally safe and is used as a refrigerant. The heat of vaporization of CCl2F2 is 289 J/g.

1) What mass of this substance must evaporate in order to freeze 2 moles of water initially at 20 °C? The heat of fusion of water is 334 J/g and the specific heat of water is 4.18 J/g-K.

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Chemistry: Question- ccl2f2 is considered to be environmentally safe

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