How many grams of water would react with 27.5 g of calcium metal?
A) 27.5 g
B) 12.4 g
C) 6.18 g
D) 24.7 g
Correct Answer:
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Q46: What mass of water is found in
Q47: How many molecules of water are contained
Q48: Which bond type is weakest?
A)Polar covalent bond
B)Nonpolar
Q49: The low equilibrium vapor pressure of water
Q50: Which is the anhydride of sulfuric acid?
A)H2SO3
B)H2SO4
C)SO2
D)SO3
Q52: Which is the anhydride of nitric acid?
A)NO3
B)NO2
C)N2O4
D)N2O5
Q53: Which is the anhydride of calcium hydroxide?
A)CaOH
B)Ca(OH)2
C)CaO
D)CaO2
Q54: Use the following information to select the
Q55: Which is the anhydride of sodium hydroxide?
A)NaO
B)Na2O
C)NaOH
D)Na(OH)2
Q56: What is the maximum density of water?
A)0.804
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