Author Question: 24 karat gold contains ________ gold. A) 24 B) 25 C) 50. D) 75 E) 1.0 ... (Read 126 times)

Melani1276 · **on:** Aug 27, 2018

24 karat gold contains ________ gold.

A) 24
B) 25
C) 50.
D) 75
E) 1.0 102

Question 2

Of the compounds below, a 0.1 M aqueous solution of ________ will have the highest pH.

A) KCN, Ka of HCN = 4.0 10-10
B) NH4NO3, Kb of NH3 = 1.8 10-5
C) NaOAc, Ka of HOAc = 1.8 10-5
D) NaClO, Ka of HClO = 3.2 10-8
E) NaHS, Kb of HS- = 1.8 10-7