Chap 13 practice problems answers

Chap 13 practice problems answers - EXAM PRACTICE QUESTIONS...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
EXAM PRACTICE QUESTIONS ANSWERS Chapter 13 1. A chemical reaction releases 58.5 kJ into 150. g of water. Assuming no heat is lost to the surroundings, what is the temperature increase of the water? The specific heat of water is 4.18 J/g ° C. C 93.3 C) J/g (4.18 g 150 J 58,500 gC Q T = = = 2. Arrange the following substances in order of increasing boiling point. Ne < H 2 Se < H 2 O < NaClO 3 3. Consider the following compounds. CH 3 NH 2 , CH 4 , C 2 H 6 , SiH 4 , H 2 S a) Which compound would have the highest molar heat of vaporization? CH 3 NH 2 b) Which compound(s) would exhibit London forces? CH 4 , C 2 H 6 , SiH 4 c) Which compound(s) is the predominant intermolecular force dipole-dipole interactions? H 2 S d) Which compound would boil at the lowest temperature? CH 4 e) Which compound(s) would exhibit hydrogen bonding? CH 3 NH 2 4. How much heat is released when 40.0 g of steam at 250 ° C cools and condenses to water at 30.0 ° C? Specific Heat of water is 4.18 J/g ° C,
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 09/18/2010 for the course CHEM 1212 taught by Professor Suggs during the Fall '08 term at University of Georgia Athens.

Page1 / 4

Chap 13 practice problems answers - EXAM PRACTICE QUESTIONS...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online