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This quiz contains multiple-choice problems on stoichiometry, its applications and terminology, element material balances, material species balances and problems that involve multiple units.
Which of the following describes the stoichiometry of reactions?
Extent of reaction
Heat of reaction
Amount of reactants and products
None of the above
One mole of glucose is burnt; how much carbon dioxide will it produce?
44 g
176 g
264 g
352 g
Seventy-eight grams of benzene is burnt in the air; how much water will it produce?
18 g
36 g
54 g
72 g
One hundred and fifty-eight grams of potassium permanganate is reacted with ferrous sulfide in the presence of hydrochloric acid. Approximately how much ferric sulfate will it produce?
111 g
169 g
254 g
399 g
One hundred fifty-eight grams of potassium permanganate is reacted with ferrous sulfide in the presence of hydrochloric acid. Approximately how much ferric sulfate will it produce?
111 g
169 g
254 g
399 g
Twenty grams of NaOH is reacted with excess HCl. How much NaCl will it produce?
29.25 g
58.5 g
117 g
234 g
Pentane is burnt to produce carbon dioxide, 40% of which can be converted into carbon monoxide. How much butane must be burnt to produce 176 grams of carbon monoxide?
18 g
36 g
72 g
96 g
How much carbon dioxide would be produced if 56 g of carbon monoxide were oxidized with excess oxygen?
22 g
44 g
66 g
88 g
xKMnO{4} + yFeS + zH{2}SO{4} -> xMnSO{4} + wFe{2}(SO{4}){3} + uK{2}SO{4} + zH{2}O; what is the value of x + y + z + w + u?
60
74
85
98
Let there be a reaction C{5}H{12} + xO{2} -> yCO{2} + zH{2}O. What is the value of x + y*z?
24
38
46
54
Let there be a reaction C{2}H{4} + xO{2} -> 2CO{2} + yH{2}O. What is the value of x + y?
2
3
5
8
xFeS{2} + yO{2} -> zFe{2}O{3} + wSO{2}; what is the value of x + y + z + w?
16
21
25
32
How much calcium oxide will be produced if 20 g of CaCO{3} is heated?
5.6 g
11.2 g
22.4 g
44.8 g
Let there be a reaction wC{3}H{6}O{3} + xO2 –> yCO{2} + zH{2}O. What is the value of w + x + y + z?
3
6
10
14
Let there be a reaction wC{3}H{7}O{4} + xO{2} -> yCO{2} + zH{2}O. What is the value of w + x + y + z?
21
35
41
47
