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EAMCET Engineering 2001 Solved Paper
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© examsnet.com
Question : 93
Total: 200
250
mL
of a sodium carbonate solution contains
2.65
g
of
Na
2
CO
3
. If
10
mL
of this solution is diluted to one litre, what is the concentration of the resultant solution?
0.1
M
0.001
M
0.01
M
10
−
4
M
Validate
Solution:
M
=
2.65
106
×
1000
250
=
0.1
M
M
1
V
1
=
M
2
V
2
0.1
×
10
=
M
2
×
1000
M
2
=
0.1
×
10
1000
=
0.001
M
© examsnet.com
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