AP QUIZZES - AP TOPIC 4 Stoichiometry SET D
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QUESTION 1. What volume of water must be added to a sample of 8.00 M Nitric Acid in order to produce 500. mL of 1.25 M Nitric Acid?

(A) 422 mL
(B) 499 mL
(C) 625 mL
(D) 0.625 L
(E) None of The Above

QUESTION 2. What is the empirical formula of a compound that is 5.88% Hydrogen, the remainder being oxygen?

(A) H5O
(B) H5O2
(C) H2O2
(D) H2O
(E) HO

QUESTION 3. The compound in question #2 above, has a molar mass of 34 gmol-1, what is its molecular formula?

(A) HO
(B) OH
(C) H2O2
(D) H5O
(E) H3O3

QUESTION 4. When a chemical equation is written AND balanced with the lowest possible integers for the following chemical reaction, what coefficient appears in front of Methane?

Methane (CH4) combusts in oxygen?


(A) 1
(B) 2
(C) 3
(D) 4
(E) None of the Above

QUESTION 5. When the following chemical equation is balanced using the lowest possible integers, what is the total of the sum of the coefficients?

Fe2(SO4)3 + BaCl2 ==> FeCl3 + BaSO4?


(A) 7
(B) 8
(C) 10
(D) 12
(E) 9




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