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Q 1/35
Score 0
How many grams of water (H2O) are produced when 2 moles of glucose (C6H12O6) are completely oxidized according to the equation: C6H12O6 + 6O2 -> 6CO2 + 6H2O?
30
360 grams
18 grams
108 grams
216 grams
Q 2/35
Score 0
How many liters of carbon dioxide (CO2) are produced at STP when 1 mole of propane (C3H8) is combusted completely according to the equation: C3H8 + 5O2 -> 3CO2 + 4H2O?
30
22.4 liters
67.2 liters
89.6 liters
44.8 liters
35 questions
Q.
How many grams of water (H2O) are produced when 2 moles of glucose (C6H12O6) are completely oxidized according to the equation: C6H12O6 + 6O2 -> 6CO2 + 6H2O?
1
30 sec
Q.
How many liters of carbon dioxide (CO2) are produced at STP when 1 mole of propane (C3H8) is combusted completely according to the equation: C3H8 + 5O2 -> 3CO2 + 4H2O?
2
30 sec
Q.
If 2.0 moles of aluminum (Al) react with excess hydrochloric acid (HCl) according to the reaction 2Al + 6HCl -> 2AlCl3 + 3H2, how many moles of hydrogen gas (H2) are produced?
3
30 sec
Q.
What volume of CO2 (at STP) is produced when 12 grams of carbon (C) are completely combusted in excess oxygen according to the equation: C + O2 -> CO2?
4
30 sec
Q.
What is the mass in grams of sodium chloride (NaCl) produced when 2.5 moles of sodium (Na) react completely with chlorine gas (Cl2) according to the equation: 2Na + Cl2 -> 2NaCl?
5
30 sec
Q.
What is the maximum number of moles of ammonia (NH3) that can be produced when 3 moles of nitrogen (N2) react with 9 moles of hydrogen (H2) according to the equation: N2 + 3H2 -> 2NH3?
6
30 sec
Q.
How many grams of NaCl are needed to react completely with 2.45 moles of AgNO3 according to the equation: NaCl + AgNO3 -> AgCl + NaNO3?
7
30 sec
Q.
How many grams of CO2 are produced when 32 grams of O2 react completely with an excess of carbon monoxide (CO) according to the equation: 2CO + O2 -> 2CO2?
8
30 sec
Q.
What is the mass of iron (Fe) needed to react completely with 32 grams of oxygen (O2) to form iron(III) oxide (Fe2O3) according to the reaction: 4Fe + 3O2 -> 2Fe2O3?
9
30 sec
Q.
If 5 moles of calcium carbonate (CaCO3) decompose to produce calcium oxide (CaO) and carbon dioxide (CO2) according to the equation: CaCO3 -> CaO + CO2, how many moles of carbon dioxide will be produced?
10
30 sec
Q.
What volume of hydrogen gas at standard temperature and pressure (STP) is produced when 2 moles of aluminum react with excess hydrochloric acid (HCl) according to the equation: 2Al + 6HCl -> 2AlCl3 + 3H2?
11
30 sec
Q.
If 24 grams of magnesium (Mg) react with excess hydrochloric acid (HCl) to produce magnesium chloride (MgCl2) and hydrogen gas (H2) according to the equation: Mg + 2HCl -> MgCl2 + H2, how many liters of hydrogen gas are produced at standard temperature and pressure (STP)?
12
30 sec
Q.
If 46 grams of sodium (Na) react with chlorine gas (Cl2) to form sodium chloride (NaCl) according to the equation: 2Na + Cl2 -> 2NaCl, how many grams of sodium chloride will be produced?
13
30 sec
Q.
How many grams of glucose (C6H12O6) are needed to produce 90 grams of carbon dioxide (CO2) through the complete combustion of glucose according to the equation: C6H12O6 + 6O2 -> 6CO2 + 6H2O?
14
30 sec
Q.
How many grams of water (H2O) are produced when 16 grams of methane (CH4) completely combusts in oxygen according to the equation: CH4 + 2O2 -> CO2 + 2H2O?
15
30 sec
Q.
16
30 sec
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17
30 sec
Q.
Which of the following describes the 'theoretical yield' in a chemical reaction?
18
30 sec
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19
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20
30 sec
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21
30 sec
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22
30 sec
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23
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24
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25
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26
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27
30 sec
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28
30 sec
Q.
On a potential energy diagram, how is the activation energy of the forward reaction measured?
29
30 sec
Q.
According to collision theory, why does increasing the temperature typically increase the rate of a reaction?
30
30 sec
Q.
31
30 sec
Q.
32
30 sec
Q.
Which of the following describes the enthalpy change of a reaction where the chemical bonds in the products are stronger and more stable than the chemical bonds in the reactants?