SAT Subject Test Chemistry,10 edition

(A) 1.0

(B) 2.0

(C) 2.5

(D) 3.0

(E) 7.0

43 . A Faraday is

(A) the magnitude   of  the charge  of  1   mole    of  electrons

(B) the magnitude   of  the electric    dipole

(C) a   fundamental constant    of  nature  equal   to  6.63    ×   10–34   J.s/photon

(D) a   constant    that    accounts    for the existence   of  ions    in  solution

(E) the assignment  of  charges to  individual  atoms

44 . Which of the following is NOT a true statement about the entropy of a system?

(A) Entropy is  a   measure of  the randomness  in  a   system.

(B) The entropy of  an  amorphous   solid   is  greater than    that    of  a   crystalline solid.

(C) The entropy of  a   spontaneous reaction    cannot  decrease.

(D) The entropy of  an  isolated    system  will    spontaneously   increase    or  remain  constant.

(E) The entropy of  a   liquid  is  generally   greater than    that    of  a   solid.

45 . How many grams of O 2 will it take to oxidize 88 grams of C 3 H 8 to CO and H 2 O?

(A) 32

(B) 64

(C) 112

(D) 166

(E) 224

46 . Which of the following combinations represents an element with a net charge of +1 with a
mass number of 75?