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Moles EOM Practice 2
Moles EOM Practice 2
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Question 1 of 41. Question
Calculate the percentage by mass of:
Nitrogen in ammonium sulfate, [(NH4)2SO4]
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Question 2 of 42. Question
Calculate the percentage by mass of:
Aluminium in bauxite, Al2O3.
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Question 3 of 43. Question
Calculate the percentage by mass of:
Lithium in lithium sulfate
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Question 4 of 44. Question
Calculate the percentage by mass of:
oxygen in hydrogen peroxide, [H2O2]
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