SAT Subject Test Chemistry,10 edition

60 . What would happen if the electrodes were put in a saturated solution of glucose dissolved
in water?

(A) Light   bulb    would   glow.

(B) Light   bulb    would   remain  dark.

(C) Apparatus   would   combust.

(D) Glucose molecules   would   dissociate.

(E) None    of  the above

61 . Which of the following statements correctly characterizes a galvanic cell?

I. Oxidation    occurs  at  the anode,  which   is  negative.

II. Oxidation   occurs  at  the anode,  which   is  positive.

III. Reduction  occurs  at  the cathode,    which   is  positive.

(A) II  only

(B) III only

(C) I   and III

(D) I,  II, and III

(E) II  and III

62 . The heat of combustion of gaseous ammonia is 81 kcal/mole. How much heat is evolved
in the reaction of 34 grams of ammonia with excess oxygen?

(A) 40.5    kcal

(B) 60.3    kcal

(C) 75.8    kcal

(D) 81  kcal

(E) 162 kcal

63 . When there are two electrons in the 3s sublevel,