Solutions Questions
What are the mole fractions of the components in an antifreeze solution made by mixing 500g of methyl alcohol (CH
3
OH) with 500g of water?
X
H
2
O
= .500 and X
CH
3
OH
= .500
X
H
2
O
= .640 and X
CH
3
OH
= .360
X
H
2
O
= .690 and X
CH
3
OH
= .310
X
H
2
O
= .750 and X
CH
3
OH
= .250
190.0g of MgCl
2
will make how many ml of a 1.500 M solution?
What is the molarity of a solution in which 200ml of 12M HCl has been diluted to 12 liters?
When 600ml of water are added to 2.0 liters of 6.0M NaOH, what is the new molarity?
How much potassium sulfate should you weight out to prepare 900ml of a 4.00M K
2
SO
4
, solution?
What is the freezing point of a solution that contains 68.4g of sucrose (C
12
H
22
O
11
) dissolved in 1.00 X 10
2
g of water?
Which aqueous solution has the higher boiling point, 0.20m Na
3
PO
4
or 0.20m CaCl
2
?
Na
3
PO
4
CaCl
2
Answers