Question List for "General Chemistry: Principles and Modern Applications"

Pages: 1 ... 77 78 [79] 80 81 ... 192
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Chemistry » Calculate the percent ionization of nitrous acid in an aqueous solution that is 0.266 mol L-1 in ... New
Started by Deast7027
 73 Jul 8, 2021
Chemistry » If 30.0 mmol HCl(g) is added to 1.00 L of a buffer that is 0.340 M NH3(aq) and 0.290 M NH4Cl(aq), ... New
Started by abc
 42 Jul 8, 2021
Chemistry » An aqueous solution is prepared by dissolving 0.23 mol of hydrazoic acid and 0.27 mol of sodium ... New
Started by hbsimmons88
 58 Jul 8, 2021
Chemistry » The Henderson-Hasselbach equation, used to calculate the pH of simple conjugate-pair buffer systems, ... New
Started by burton19126
 23 Jul 8, 2021
Chemistry » How many millilitres of 0.120 mol L-1 NaOH(aq) are required to titrate 50.0 mL of 0.0998 mol L-1 ... New
Started by kellyjaisingh
 33 Jul 8, 2021
Chemistry » A handbook states that to prepare a particular buffer solution mix 63.0 mL of 0.200 M aqueous ... New
Started by anshika
 107 Jul 8, 2021
Chemistry » A weak acid has Ka = 4.2 10-3. If [A-] = 2.0 M, what must [HA] be so that [H+] = 2.1 10-3 M? New
Started by nmorano1
 38 Jul 8, 2021
Chemistry » Ten milliliters of 0.10 M NH3(aq) (Kb = 1.8 10-5) is mixed with 10 mL of 0.10 M NH4Cl(aq). ... New
Started by Mr.Thesaxman
 39 Jul 8, 2021
Chemistry » For the following titration, determine whether the solution at the equivalence point is acidic, ... New
Started by james
 95 Jul 8, 2021
Chemistry » What is the pH of a solution prepared by dissolving 0.140 g of potassium hydroxide in sufficient ... New
Started by hubes95
 25 Jul 8, 2021
Pages: 1 ... 77 78 [79] 80 81 ... 192