A primary industrial purpose of calcium phosphate is
A) use as a fungicide.
B) direct use as a plant growth supplement.
C) use for treatment with sulfuric acid to make fertilizers.
D) use as a starting material for PVC plastics.
E) use to make phosphorus-containing vitamin pills.
Correct Answer:
Verified
Q84: Polyphosphoric and metaphosphoric acids are made by
Q85: Nitric acid is obtained commercially from
A)NH3.
B)NH4NO3.
C)Mg3N2.
D)NaNO2.
E)CO(NH2)2.
Q86: Which of the following is not an
Q87: Which of the following is the acid
Q88: Which of the following statements about ammonia
Q90: The commercial preparation of nitric acid involves
Q91: Which formula-name combination is incorrect?
A)H3PO4,orthophosphoric acid
B)H5P3O10,pentaphosphoric acid
C)H3P3O9,trimetaphosphoric
Q92: Which of the following elements is least
Q93: Which of the following equations describes the
Q94: Which of the following equations describes the
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