Which of the following statements is incorrect?
A) N2H4 has four times as many hydrogen atoms as nitrogen atoms.
B) SF4 has ¼ as many sulfur atoms as fluorine atoms.
C) SO2 has twice as many oxygen atoms as sulfur atoms.
D) Ca(NO3) 2 has six times as many oxygen atoms as calcium ions.
E) H2SO4 has twice as many oxygen atoms as hydrogen atoms.
Correct Answer:
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Q1: A 6.25 g sample of magnetite (Fe3O4)contains
Q2: Which of the following statements is incorrect?
A)H2SO3
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Q6: How many molecules of CO2 are present
Q7: Which of the following statements is incorrect?
A)CH4
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Q9: How many formula units are there in
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