Write the correct dissolving equation for Ag2CO3 (s) on scratch paper, and then answer the following question. Will a ppt of Ag2CO3 (s) form if you mix 8.4 x 10-4 M Ag+ (aq) with 3.3 x 10-5 M CO3 -2 (aq)? Which of the following is entirely correct? a. Q= 5.5 x 10-8, ppt forms b. Q= 2.3 x 10-11, no ppt c. Q= 2.3 x 10-11, ppt forms d. Q = 2.7 x 10-8, ppt forms e. Q = 2.7 x 10-8, no ppt
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If [H+] = 6.2 x 10-9 M, what is [OH-]? a. 1.6 x 10-6 M…
If [H+] = 6.2 x 10-9 M, what is [OH-]? a. 1.6 x 10-6 M a. 16.2 x 105 M a. 6.2 x 10-23 M a. 1.6 x 10-24 M a. 7.8 x 10-9 M
What is the correct formula for Manganese(II) acetate? a. Mn…
What is the correct formula for Manganese(II) acetate? a. Mn2C2H3O2 b. MnC2O4 c. Mn(C2H3O2)2 d. Mn(HC2H3O2)2 e. MnC2H3O2
What is the correct formula for Lead(II) phosphate? a. Pb2PO…
What is the correct formula for Lead(II) phosphate? a. Pb2PO4 b. Pb3(PO4)2 c. Pb4(PO)2 d. Pb3P2 e. Pb2(PO4)3
What is [H+ ] when pH = 6.2? a. 6.3 X 10-7 M b. 1.6…
What is [H+ ] when pH = 6.2? a. 6.3 X 10-7 M b. 1.6 X 106 M c. 1.6 X 10-8 M d. 1.6 X 10-15 M e. 7.8 M
Suppose the following reaction is at equilibrium:
Suppose the following reaction is at equilibrium:
Which of the following is a weak acid? a. Sr(OH)2 b. NH3 c…
Which of the following is a weak acid? a. Sr(OH)2 b. NH3 c. HF d. HNO3 e. HClO4
What is the % ionization of 1.17 M NH3 (aq) from the previou…
What is the % ionization of 1.17 M NH3 (aq) from the previous problem? a. 0.00392 % b. 0.536 % c. 0.392 % d. 0.00246 % e. 0.00180 %
If pOH = 11.4, what is [H+]? a. 4.0 x 10-12 M b. 2.5 x…
If pOH = 11.4, what is [H+]? a. 4.0 x 10-12 M b. 2.5 x 1011 M c. 4.0 x 102 M d. 2.5 x 10-3 M e. 4.1 x 10-2 M
Classify H2CO3 as a strong acid, weak acid, strong base, or…
Classify H2CO3 as a strong acid, weak acid, strong base, or weak base, and then answer the following question. What is the pH of 0.05 M H2CO3 (aq)? a. 3.84 b. 6.38 c. 3.19 d. 1.30 e. 10.16