PG. 145 #1ABC3

3

3 43 4

30.0 1 0.500

60.06

0.5000.625

0.800

49.0 1 0.500

98.00

0.5000.250

2.000

102 1 1.82

56.11

1.821213

0.00150

g CH COOH molmol CH COOH

g

nM M

V

g H PO molmol H PO

g

nM M

V

g KOH molmol KOH

g

nM M

V

PG. 145 #2ABC

22 2

2

2

2

(0.500)(0.7500) 0.375

110.98 0.375 41.6

1

(2.50)(3.0000) 7.50

56.11 7.50 421

1

(2.00)(0.2500) 0.500

0.500

n MV mol

g CaClmol CaCl g CaCl

mol CaCl

n MV mol

g KOHmol CaCl g KOH

mol KOH

n MV mol

mol Na S

2 44 2 4

2 4

142.03 71.0

1

g Na SOO g Na SO

mol Na SO

PG. 145 #3ABC

33 3

3

1 80.0 2.00 mol

39.99

2.001.00

2.00

1 80.0 2.00 mol

39.99

2.004.00

0.500

1 126 2.00 mol

63.02

2.000.

6.00

mol NaOHg NaOH NaOH

g NaOH

nV L

M

mol NaOHg NaOH NaOH

g NaOH

nV L

M

mol HNOg HNO HNO

g HNO

nV

M

333 L