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Concentrated HNO(3) is 63% HNO(3) by ma...

Concentrated `HNO_(3)` is `63%` `HNO_(3)` by mass and has a density of `1.4g//mL`. How many millilitres of this solution are required to prepare `250mL` of a `1.20 M HNO_(3)` solution ?

A

`18.0`

B

`21.42`

C

`20.0`

D

`14.21`

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