3. (05.02 MC) What is the mass of a sample of NH3 containing 3.80 x 1024 molecules of NH3? (5 points) 74.8 grams 89.4 gram

Question

3. (05.02 MC)
What is the mass of a sample of NH3 containing 3.80 x 1024 molecules of NH3? (5 points)
74.8 grams
89.4 grams
101 grams
107 grams

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Khánh Gia 5 months 2021-08-07T16:10:56+00:00 2 Answers 0 views 0

Answers ( )

  1. Ladonna
    0
    2021-08-07T16:12:40+00:00
    Reply

    Answer:

    I think it’s C but I’m not sure

    Explanation:

  2. thanhcong
    0
    2021-08-07T16:12:54+00:00
    Reply

    Answer:

    107 g

    Explanation:

    need to divide by avogadro’s number

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