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'25 mL' of '3.0 M HNO3' are mixed with '...

'25 mL' of '3.0 M HNO_3' are mixed with '75 mL' of 4.0M HNO3.if the volums are additive ,the molarity of the 'mixture is

A

'3.25 M'

B

'4.0 M'

C

'3.75 M'

D

'3.50 M'

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The correct Answer is:
C
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