Chemistry

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What substance can be added to a solution to determine if it contains Al3+? Started by PhilipSeeMore	1 Replies 67 Views	Mar 21, 2021 by lou
What is the solubility of Pb(OH)2 given its Ksp = 4.01015? Started by piesebel	1 Replies 42 Views	Mar 21, 2021 by SeanoH09
What is the equilibrium expression for the dissolution of Ca3(PO4)2? Started by go.lag	1 Replies 64 Views	Mar 21, 2021 by 234sdffa
What concentration of Cu+ is needed to precipitate CuCl (Ksp = 1.72107) from a 0.025 M NaCl solution? Started by tth	1 Replies 63 Views	Mar 21, 2021 by olivia_paige29
How does increasing the pH affect the solubility of Fe(OH)3? Started by captainjonesify	1 Replies 50 Views	Mar 21, 2021 by briseldagonzales
The values of pH and pKa are equal when [HA]=[A-]. Started by WWatsford	1 Replies 46 Views	Mar 21, 2021 by SeanoH09
In a titration, the equivalence point of a weak acid occurs when 18.0 mL of base has been added. The ... Started by SO00	1 Replies 86 Views	Mar 21, 2021 by xiaomengxian
Bromphenol blue changes from yellow to blue in the pH range of 3-4.5. It is a good choice of an ... Started by SGallaher96	1 Replies 79 Views	Mar 21, 2021 by Ksanderson1296
At 25C, the pH at the equivalence point of any weak acid-weak base titration is 7. Started by AEWBW	1 Replies 88 Views	Mar 21, 2021 by kmb352
Addition of NaNO2 to a 0.500 M HNO2 solution will result in a decrease in the pH. Started by JMatthes	1 Replies 64 Views	Mar 21, 2021 by ilianabrrr
A buffer solution can resist changes in pH regardless of the amount of added acid or base. Started by a0266361136	1 Replies 100 Views	Mar 21, 2021 by alexanderhamilton
You have solutions of 0.200 M HNO2 and 0.200 M KNO2 (Ka for HNO2 = 4.00 104). A buffer of pH 3.000 ... Started by Deast7027	1 Replies 152 Views	Mar 21, 2021 by mfedorka
You have a 250.-mL sample of 1.04 M acetic acid (Ka = 1.8 105). Calculate the pH of the best buffer. Started by joe	1 Replies 94 Views	Mar 21, 2021 by katkat_flores
You have 100.0 mL of 0.100 M aqueous solutions of each of the following acids: HCN, HF, HCl, and ... Started by bobbie	1 Replies 102 Views	Mar 21, 2021 by ansleighelindsey
You are given 5.00 mL of an H2SO4 solution of unknown concentration. You divide the 5.00-mL sample ... Started by fagboi	1 Replies 187 Views	Mar 21, 2021 by nekcihc358
Which of the following will not produce a buffered solution? Started by rosent76	1 Replies 136 Views	Mar 21, 2021 by flexer1n1
Which of the following solutions will be the best buffer at a pH of 9.26? (Kafor HC2H3O2is 1.8 105, ... Started by stock	1 Replies 144 Views	Mar 21, 2021 by kalskdjl1212
Which of the following mixtures would result in a buffered solution? Started by Wadzanai	1 Replies 109 Views	Mar 21, 2021 by KKcool
Which of the following is true for a buffered solution? Started by tuffie	1 Replies 100 Views	Mar 21, 2021 by s.meritte
Which of the following is the net ionic equation for the reaction that occurs during the titration ... Started by renzo156	1 Replies 75 Views	Mar 21, 2021 by yifu223
What will happen if a small amount of sodium hydroxide is added to a 0.1 M solution of ammonia? Started by luminitza	1 Replies 122 Views	Mar 21, 2021 by Expo
What will happen if a small amount of hydrochloric acid is added to a 0.1 M solution of HF? Started by 809779	1 Replies 67 Views	Mar 21, 2021 by kardosa007
What quantity of NaOH(s) must be added to 2.00 L of 0.646 M HCl to achieve a pH of 13.00? (Assume no ... Started by rlane42	1 Replies 80 Views	Mar 21, 2021 by 31809pancho
What is the pH of a solution that results when 0.010 mol HNO3is added to 500.0 mL of a solution that ... Started by Chloeellawright	1 Replies 58 Views	Mar 21, 2021 by wtf444
What is the pH a 2.0-liter buffered solution created from 0.35 M NH3(Kb= 1.8 105) and 0.26 M NH4F? Started by cdr_15	1 Replies 68 Views	Mar 21, 2021 by AISCAMPING