CH-1916
The mole
Chemistry · Secondary 4 · Hard · The mole
The oxide of element Z has the formula . 12.8 g of contains 9.6 g of Z.
How many moles of Z atoms are present in 6.4 g of the element?
How many moles of Z atoms are present in 6.4 g of the element?
- 0.044 mol
- 0.067 mol
- 0.089 mol
- 0.18 mol
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