Multiple Choice
A 25 g sample of sugar is found to contain 51.4% oxygen by mass.Another 250 g sample of the same sugar is also 51.4% oxygen by mass.This is consistent with the:
A) law of conservation of mass
B) law of constant composition
C) law of multiple proportions
D) first assumption of Dalton's atomic theory
E) second assumption of Dalton's theory
Correct Answer:
Verified
Correct Answer:
Verified
Q41: A certain element contains eleven atoms of
Q42: An element has 5 stable isotopes.The mass
Q43: Iodine belongs to the _ group of
Q44: Which of the following elements is a
Q45: Iodine is a member of the family
Q47: Argon belongs to the _ group of
Q48: A cubic centimeter of lead weighs 11.35
Q49: Copper occurs in an isotopic mixture of
Q50: Robert Millikan determined the charge on an
Q51: How many atoms of sulfur are in