8:29 LTE Today Edit 8:28 PM 20 Which of the following sahs is least soluble in...
8:26 LTE Today Edit 8:25 PM 19. The plt of a solution containing 1.0 mole HF and 1.0 mole Naf in LOL of soluticn will at change by A. adding KF B adding HC Cadding NHNO, E adding NaNO,
28. Which of the following compounds will have the highest molar solubility in pare water? A) PbsO4, Ksp-1.82x 10-8 B) MgcOs. Ksp-6.82 106 C) Ag, Ksp-8.51x 10-17 D) Pbs, Ksp-904 × 10-29 E) FeS, Ksp-3.72 10-19 29. Give the expression for the solubility product constant for PbCl2. [PbCl2l IPbCl2l D) Pbci2l 30. Determine the molar solubility of Agl in pure water. Ksp (Agl)-8.51 A) 9.22 x 10-9 M B) 4.26 × 10-17 M C)8.51 10-17M D)2.77 × 10-6 M E)...
28. The following concentrations are found in mixtures of ions in equilibrium with slightly soluble solids. From the concentrations given, calculate K for each of the slightly soluble solids indicated: (a) AgBr: [Ag*1 = 5.7 x 10-7M, [Br] =5.7 x 10-'M (b) CaCO3: [Ca?'] = 5.3 x 10-M, [CO,"") = 9.0 x 10-7M (c) PbFy: [Pb²+1 = 2.1 * 10-M, [F] = 4.2 x 10-PM (d) Ag, Cro: [Ag*1 = 5.3 * 10-SM, 3.2 x 10-'M (e) InF,: [In?'] =...
to e whether each of the follo the following 8-26 Using Table 8-2, indicate whether soluble in water. vease ter vo members of each of the ave like solubiszy (both mpounds is soluble or insoluble in a. FeSO4 b. FeCO3 c. Fe(NO3)2 d. FeCl2 827 Indicate whether or not the two membe following pairs of compounds have like soluble or both insoluble). a. NHC and NH Br b. KNO, and K c. Caco, and Ca3(PO4)2 d. Ni(OH)2 and 8-28 Indicate...
4. In which of the following aqueous solutions will AgCl be least soluble? a) 0.010 M AgNO3 b) 0.001 M AgNO3 c) 0,010 M CaCl2 d) 0.100 M NaCl e) 0.001 M HCI
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D Question 7 4 pts Which of the following substances has the lowest solubility in water? A) Hg2Cl2, Ksp = 3.1 x 10-18 B) Caz(PO4)2, Ksp = 2.0*10-29 C) AglO3, Ksp = 3.1 x 10-8 D) CuBr, Ksp = 5.0 x 10-9 Ос OB ОА OD 4 pts Question 8
1. In which solution will aluminum hydroxide, Al(OH)3, be least soluble? The solutions are similar except that they have the following pH values: Hint: Common ion effect. Which two ions dictate acidity and basicity? a. 3 b. 7 c. 9 d. 11 2. Potassium perchlorate has a solubility product constant of 10-2. Which is true about the following solution of KClO4: [K+] = 0.01 M, [ClO4 −] = 0.01 M a. Ksp < Q and no precipitation occurs b....
Verizon LTE 9:38 PM 5% Exit 14:57 The order is for phenobarbital elixir 120 mg at bedtime for the patient upon discharge. Pharmacy sends a bottle of phenobarbital elixir labeled 20 mg /5 mL. How may tablespoons will the nurse instruct the patient to take at home? 2 tablespoons 3. The physician orders digoxin 125 mcg p.o. q.AM. Pharmacy sends digoxin scored tablets labeled 0.25 mg tablets. How many tablet(s) will the nurse administer to the patient? Enter answer... 4....
Exam review questions
2) In which aqueous system is PbF2 least soluble? 2) A) 1.0 M HNO3 B) H20 C) 0.5 M HF D) 0.2 MHF E) 0.8 M KF 3) A buffer solution contains 0.100 M fluoride ions and 0.126 M hydrogen fluoride. What is the 3) concentration (M) of hydrogen fluoride after addition of 7.00 mL. of 0.0100 M HCI to 25.0 mL of this C0.123 4) In which of the following aqueous solutions would you expect AgCl...