Block 7 HW 9
Chemistry
9th - 12th Grade
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MULTIPLE CHOICE QUESTION
15 mins • 1 pt
2Al + 6HBr → 2AlBr3 + 3H2
When 3.22 moles of Al reacts with 4.96 moles of HBr, how many moles of H2 are formed?
2.48 mols
2.03 mols
3.58 mols
4.28 mols
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