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Zn + O2= ZnO

How many moles of zinc are needed to make 500. g of zinc oxide?​

Sagot :

levanquan3330

Answer:

5.15 moles

Explanation:

2zn + o2 = 2zno

5.15 2.57 5.15 moles

nzno=500/(16x2+65)= 5.15 moles

-> nzn = 5.15 x 2 ÷ 2 = 5.15 moles

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