Which of the following contains as many atoms as 18 g of water,H₂O?
A) one mole of nitrogen, N₂
B) three moles of zinc, Zn
C) two moles of sodium chloride, NaCl
D) two moles of nitrogen, N₂
Correct Answer:
Verified
Q38: Avogadro's number is big.If you had 6.02
Q39: Ammonia can be prepared by the reaction
Q40: The total number of each type of
Q41: Which of the following contains Avogadro's number
Q42: What is the molecular mass of N₂O?
A)30
Q44: Acetylene (C₂H₂)burns in pure oxygen with a
Q45: Joseph Priestley discovered oxygen in 1774 by
Q46: What is the molar mass of N₂O?
A)30
Q47: The formula mass of CO₂ is
A)28 g/mole.
B)28
Q48: How many moles of sulfur atoms are
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