Question 1(1 point) The molar mass of water is 17.02 g/mol. Question 1 options: True False Save Question 2(1 point) A mole of molecular hydrogen (H 2…

Question 1(1 point)
The molar mass of water is 17.02 g/mol.
Question 1 options:
True
False
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Question 2(1 point)
A mole of molecular hydrogen (H2) has 6.022 1023atoms of hydrogen.
Question 2 options:
True
False
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Question 3(1 point)
How many moles of NaCl are present in 20.0 g of NaCl?
Question 3 options:
58.4
1.01
29.2
0.342
0. 0143
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Question 4(1 point)
Codeine (C18H21NO3) is a painkiller. What is the molar mass of codeine?
Question 4 options:
195.60
299.37
227.30
211.43
313.35
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Question 5(1 point)
What is the molar mass of MgCO3?
Question 5 options:
56.928 g/mol
71.173 g/mol
85.755 g/mol
84.313 g/mol
36.312 g/mol
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Question 6(1 point)
How many moles of HNO3are present in 450 g of HNO3?
Question 6 options:
32 moles
8.4 moles
7.1 moles
14 moles
17 moles
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Question 7(1 point)
How many moles of water are there in a sample that has a mass of 2.786 g?
Your Answer:
Question 7 options:
Answer
units
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Question 8(2 points)
How many moles of carbon are produced when 1745 g of glucose decomposes according to the following equation?
C6H12O66C + 6H2O
Question 8 options:
6.026
72.12
58.12
365.8
1081
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Question 9(2 points)
In the reaction Na2CO3+ 2HCl2NaCl + CO2+ H2O, how many grams of CO2are produced when 7.5 moles of HCl is fully reacted?
Question 9 options:
170 g
83 g
88 g
66 g
44 g
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Question 10(2 points)
Consider the reaction: Na2CO3+ 2HCl 2NaCl + CO2+ H2O. A minimum of _____ moles of sodium carbonate is needed to fully react with 750 g of HCl.
Question 10 options:
110
53
21
10
5.2
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Question 11(2 points)
The following reaction describes the decomposition of glucose with sulfuric acid:C6H12O66C + 6H2O. How many grams of carbon are produced when 22.6 grams of glucose is reacted?
Question 11 options:
6.08 g
9.04 g
12.0 g
72.1 g
84.3 g