Calculate the Total Quantity of Heat Required to Convert 25

question 19

Multiple Choice

Calculate the total quantity of heat required to convert 25.0 g of liquid CCl₄(l) at 35.0 °C to gaseous CCl₄ at 76.8 °C (the normal boiling point for CCl₄) . The specific heat of CCl₄(l) is its heat of fusion is and its heat of vaporization is

• A) 0.896 kJ
• B) 1.43 kJ
• C) 5.74 kJ
• D) 6.28 kJ

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Definitions:

Ammonia Molecules

Consists of one nitrogen and three hydrogen atoms, NH3, a colorless gas with a distinctive pungent smell, used as a fertilizer and in many industrial processes.

Poisoned

A condition caused by ingesting, inhaling, or coming into contact with toxic substances.

Ionic Compound

A substance made up of ions that are bonded together by the force of electrostatic attraction, known as ionic bonding.

Thallium(I) Nitrate

A chemical compound with the formula TlNO3, used in the manufacture of special glasses and in chemical synthesis.