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- What is the expected electrical conductivity of the following solutions? (a) NaOH(aq) (b) HCI(aq) (c) C6H12O6(aq) (glucose) (d) NH3(aq)Which of the following compounds would be insoluble in water? Group of answer choices Li3PO4 KNO3 NH4OH FeCO3 NaBrWhat volume of o.145 M acetic acid solution would completely neutralize 21.58 mL of 0.105 M Ba(OH)2 Ans. 31.3 mL
- Three monoprotic acids are shown in the table below. Complete the table with the appropriate information. Acid Formula Molecular Wt (g/mol) pKa Ka Aspirin C9H8O4 180.15 3.49 Ibuprofen C13H18O2 6.3 x 10-6‑ Ascorbic acid (vitamin C) C6H8O6 4.17Which of the following compounds would be essentially insoluble in water? Group of answer choices K2CO3 NaOH CaCl2 NH4NO3 Ca3(PO4)2How many of the following compounds are insoluble in water? NaC2H3O2 SrSO4 BaS AlPO4
- What are the conjugate base and conjugate acid for HSO4−? What is the term used to describe species that can behave as either an acid or a base, depending on the chemical environment?Of the following solutions, which has the greatest buttering capacity? A) 0.521 M HC2H302 and 0.217 M NaC2H302 3) 0.365M HC2H302 and 0.497 M NaC2H3O2 (9) 0.121 M HC2H302 and 0.116 M NaC2H3O2 D) 0.821 M HC2H302 and 0.713 M NaC2H302Which of the following is a non electrolyte? A.Na2CO3 B.NaCl C.LiSO4 D.CH3CH2CH2OH E.NaNO3
- Give any three examples of soft base ?About 15 %% of the acid in a 0.10 MM solution of a weak acid dissociates to form ions. [H3O+][H3O+] = 1.5×10−2 MM The H3O+ concentration above What is the OH−OH− concentration? Express your answer using two significant figures. What is the pHpH of the solution? Express your answer using two decimal places.Give typed explanation of all subparts The Concentration of Mg2+ ions in seawater is 5.37 x 10-2 M. Calculate the pH at which Mg2+ is decreased to 1.0 x 10-5 M. Ksp of Mg(OH) is 8.9 x 10-12. Writing the balance equation Writing the expression for the Ksp Plugging the terms for Ksp Calculating OH- concentration Calculation of pH