The molarity of a solution obtained by mixing 750 mL of 0.5dsM solution of HCI with 250 mL of 2M solution of HCI will be :
The molarity of a solution obtained by mixing 750 mL of 0.5dsM solution of HCI with 250 mL of 2M solution of HCI will be :
A. 1.75 M
B. 0.975 M
C. 0.875 M
D. 1.00 M
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Correct Answer - c
`M_(3)V_(3)=M_(1)V_(1)+M_(2)V_(2)`
`M_(3)=((0.5M)xx(750mL)+(250 mL))/((750 mL+250 mL))`
0.875 M.
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