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Multiple Choice
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1

How many mL of water must be added to 300 mL of 0.75 M HCl to dilute the solution to 0.25 M?
A)900 mL
B)600 mL
C)300 mL
D)930 mL
E)100 mL
2

What volume of concentrated nitric acid (15.0 M) is required to make 300 mL of a 2.5 M nitric acid solution?
A)1.8 L
B)50 mL
C)12.5 mL
D)18 mL
E)8 mL
3

Table: <a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif:: ::/sites/dl/free/0072920033/80712/image16.gif','popWin', 'width=690,height=550,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (54.0K)</a>

According to the diagram above, which of the following statements concerning solution dilution is true?

A)The number of solute particles decreases upon dilution.
B)The number of moles of solute particles remains constant.
C)The number of moles of solute particles decreases upon dilution.
D)The ratio of solute to solvent particles increases upon dilution.
E)The number of moles of solvent particles decreases upon dilution.
4

What is the molarity of a solution that contains 3.00 moles of solute and 12.00 Liters of solution?
A)0.25 M
B)3.00 M
C)4.00 M
D)12.00 M
E)Not enough information is given to answer the question.
5

What is the molar concentration of a solution containing 22.0 g of CH3OH in 250 cm3 solution.
A)3.17 M
B)0.088 M
C)8.80 M
D)2.75 M
E)4.25 M
6

A combustion reaction
A)normally requires oxygen
B)requires a fuel
C)gives off energy
D)all of the above
E)none of the above
7

What is the heat capacity of 350 grams of water? The specific heat of water is 4.184 J/gK.
A)488.1 Kcal/K
B)488.1 cal/K
C)1464.4 J/K
D)1.464 J/K
8

A hypertonic solution is one which has
A)an NaCl concentration of 0.1 M
B)an NaCl concentration of 1.0 M
C)a salt concentration greater than blood serum
D)a salt concentration less than blood serum
9

A neutralization reaction is one in which
A)an acid neutralizes a base
B)a base neutralizes an acid
C)both a and b
D)neither a nor b





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