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

I have no idea how to answer question 5! Someone please help!-example-1
User Dbkoren
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Ay he wery much he like sister
User Kevorski
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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=(10.4*100/24.6)≈42.3%

Answer: 42.3
User Myles Baker
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