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Questions tagged 'pH'

14 questions

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Anonymous

Feb 11, 2025

The molar solubility of _ is not affected by the pH of the solution?

Which of the following compounds has a molar solubility that is not affected by the pH of the solution? A) AlCl3 B) MnS C) Na3PO4 D) NaF E) KNO3

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Anonymous

Jan 02, 2025

Which if the following substances has a pH closest to 7.0?

Which of the following substances has a pH value closest to 7.0? - Lye - Vaginal fluid - Gastric juice - Cerebrospinal fluid - Milk of magnesia

sketch the titration curve to show how the pH changes during the addition of NaOH to propanoic acid?

I am seeking clarification on the titration curve for the reaction between propanoic acid and sodium hydroxide. Specifically, I would like to understand how the pH changes during the addition of 40 cm...

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Anonymous

Dec 30, 2024

Determine the [H30+] of a 0.120 M solution of benzoic acid. Ph?

How can I determine the concentration of hydrogen ions, [H₃O⁺], in a 0.120 M solution of benzoic acid? Additionally, what would be the pH of this solution?

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Anonymous

Dec 29, 2024

A solution with [ OH-] of 5 x 10-3 has a pH of ________.?

A solution with a hydroxide ion concentration ([OH^-]) of (5 \times 10^{-3}) M has a pH of __. What is the correct calculation to determine the pH from this hydroxide ion concentration?

Z
Zion White

Dec 26, 2024

The Kw for water at 0 °C is 0.12× 10–14. Calculate the pH of a neutral aqueous solution at 0 °C.?

The ion product constant for water (Kw) at 0 °C is 0.12 × 10^–14. Given this value, please calculate the pH of a neutral aqueous solution at 0 °C. Additionally, if a solution has a pH of 7.25 at this...

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Anonymous

Dec 20, 2024

What is the molar concentration of H3O+ in a cola that has a pH of 2.670?

Carbonated cola is more acidic than coffee and even orange juice due to the presence of phosphoric acid. Given that a cola has a pH of 2.670, what is the molar concentration of H3O+ ions? Please expre...

What is the ph of a solution with [h+] = 1.25 mc015-1.jpg 10–10 m?

What is the pH of a solution with ([H^+] = 1.25 \times 10^{-10} \, \text{M})? Please use the provided reference. The possible pH values are –10.1, –9.90, 7.90, and 9.90.

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Anonymous

Nov 20, 2024

A solution with a pH of 4 is?

What is the classification of a solution with a pH of 4? Is it extremely acidic, moderately acidic, neutral, slightly basic, or extremely basic?

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Anonymous

Nov 15, 2024

determine the ph of each o the following solutions?

Could you please assist in determining the pH of each of the following solutions? 1) 0.22 M KCHO2 2) 0.23 M CH3NH3I 3) 0.25 M KI Thank you!