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shaqadry

  • 2 years ago

a solution is made by dissolving 34 g of NH3 in 2.00 mL of water. calculate the molality of the solution. answer is 1.02 but i got 0.998. pls show me how to calculate this the right way :/

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  1. Kystal
    • 2 years ago
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    n(NH3)= m/M =34/(3x1.008+14.01) =1.996 mol molality=1.996/2 =0.998

  2. shaqadry
    • 2 years ago
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    yeah i got that to. so am i correct? or wrong? or are the answer is just wrong?

  3. Kystal
    • 2 years ago
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    yea you should be right~ :)

  4. shaqadry
    • 2 years ago
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    thnks!

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