Multiple Choice
Which of the following information items would be most useful in verifying the law of definite proportions?
A) analysis information about two compounds that contain the same elements in different proportions
B) a number of samples of a pure compound collected from various locations
C) the total mass of the reactants in a series of reactions
D) the total mass of the products in a series of reactions
Correct Answer:
Verified
Correct Answer:
Verified
Q83: What is the empirical formula of a
Q84: A beaker contains 0.964 grams of nitrogen.
Q85: Butane, C<sub>4</sub>H<sub>10</sub>, is used as lighter fluid.
Q86: Match the statements on the left with
Q87: The formula mass of (NH<sub>4</sub>)<sub>3</sub>PO<sub>4</sub>, is _.<br>A)
Q88: Match the statements on the left with
Q90: Which of the following statements concerning the
Q91: How many carbon atoms are there in
Q92: If a 1.59 gram sample of a
Q93: How many Cl atoms are present in