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Given the following equation: 2 K + Cl2 ---> 2 KCl<...
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Chemistry, 13.03.2020 19:44 jwoodsk7598
ANY ANSWERS HELP< NEED IT ASAP
Given the following equation: 2 K + Cl2 ---> 2 KCl
How many moles of KCl are produced from 2.00 moles of K and excess Cl2?
Group of answer choices
1.0 mol
2.0 mol
8.0 mol
4.0 mol
Given the following equation: 8 Fe + S8 ---> 8 FeS
How many moles of iron are needed to react with 16.0 moles of sulfur?
Group of answer choices
8.0 mol
64.0 mol
128.0 mol
18.0 mol
4 Fe + 3 O2 â 2 Fe2O3
How many moles of Fe are needed to react with 1.00 moles of O2?
Group of answer choices
3.0 mol
4.0 mol
1.3 mol
1.0 mol
2 Zn + O2 â 2 ZnO
How many moles of zinc are needed to make 6 moles of zinc oxide?
Group of answer choices
6.0 mol
3.0 mol
2.0 mol
12.0 mol
2KClO3 â 2KCl + 3O2
How many grams of potassium chloride, KCl, are produced if 25.0g of potassium chlorate, KClO3, decompose?
Group of answer choices
74.6 g
122.6 g
15.2 g
30.4 g
N2 + 3H2 â 2NH3
How many grams of hydrogen, H2, are necessary to react completely with 50.0 g of nitrogen, N2?
Group of answer choices
10.7 g
28.0 g
5.4 g
2.0 g
2AgNO3 + BaCl2 â 2AgCl + Ba(NO3) 2
How many grams of AgCl, silver chloride, are produced from 5.0 g of AgNO3, silver nitrate?
Group of answer choices
4.2 g
143.4 g
10.4 g
169.9 g
Carbon monoxide reacts with oxygen to produce carbon dioxide. If 1.0 L of
carbon monoxide reacts with oxygen at STP, How many liters of oxygen are required to react?
2CO(g) + O2(g) --> 2CO2(g)
Group of answer choices
0.25 L
1.5 L
1.0 L
0.5 L
Acetylene gas (C2H2) undergoes combustion to produce carbon dioxide and
water vapor. How many liters of C2H2 are required to produce 75.0 L of CO2?
2C2H2(g) + 5O2(g) --> 4CO2(g) + 2H2O(g)
Group of answer choices
22.4 L
37.5 L
150.0 L
75.0 L
Assume that 5.60 L of hydrogen gas at STP reacts with copper (II) oxide
according to the following balanced equation. How many grams of copper are produced?
CuO (s) + H2 (g) --> Cu (s) + H2O (g)
Group of answer choices
63.5 g
22.4 g
5.6 g
15.9 g
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