Question

How many grams of NiNi are formed from 55.3 g55.3 g of Ni2O3Ni2O3?

2Ni2O3(s)⟶4Ni(s)+3O2(g)2Ni2O3(s)⟶4Ni(s)+3O2(g)
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grams Ni2O3⟶⟶⟶grams Nigrams Ni2O3⟶⟶⟶grams Ni
Answer Bank
grams O2O2
moles NiNi
grams NiNi
moles Ni2O3Ni2O3
moles O2O2
grams Ni2O3Ni2O3

Answer 1

110.92 g

Step-by-step explanation:

Amount of Ni2O3 consumed= 55.3/59 =0.94 moles

From the reaction equation;

2 moles of Ni2O3 yields 4 moles of Ni

0.94 moles yields 0.94 moles * 4/2

= 1.88 moles of Ni2O3

Mass of 1.88 moles of Ni2O3 = 1.88 moles of Ni2O3 * 59 gmol-1 = 110.92 g