08-11-2016
Chemistry

Answered

I have no idea how to answer question 5! Someone please help!

I have no idea how to answer question 5! Someone please help! class=

Verified Answer :

08-11-2016

Ay he wery much he like sister

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Anonymous Anonymous

08-11-2016

percent by mass of Ni=(mass of Ni 100/total mass of this sample)

Data:
mass of Ni=10.4 g
total mass of this sample=24.6 g

percent by mass of Ni=(10.4100/24.6)≈42.3%

Answer: 42.3

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