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March 30, 2017

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A 116.9 g sample of nitric acid solution that is 70.0% HNO3 (by mass) contains how many moles of HNO3?
how did you get the answer

  • chemistry - ,

    Do you go back and look for answers to your posts?
    http://www.jiskha.com/display.cgi?id=1323115346

  • chemistry - ,

    is the answer 1.29888 moles?

  • chemistry - ,

    I get 1.29862 which rounds to 1.30 moles to three significant figures (limited by 3 s.f. in 70.0%.

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