# Which set of solutes will form a buffer when dissolved in water to make 1 litter of solution ? with Answer - Chemistry Mcqs | TestPrep

> Solved MCQ: Which set of solutes will form a buffer when dissolved in water to make 1 litter of solution ? Correct Answer: D. 0.4 mole of NH3 with 0.2 mole of HCI. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# Which set of solutes will form a buffer when dissolved in water to make 1 litter of solution ?

Direct Answer & Quick Reference

The correct option is **D. 0.4 mole of NH3 with 0.2 mole of HCI**.

A. 0.0002M HCI

B. 0.2 mole of NaCI with 0.2 mole of HNO3

C. 0.4 mole of CH3COOH with 0.4 mole of NaOH

D. 0.4 mole of NH3 with 0.2 mole of HCI **(Correct Answer)**

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Verified Key: D. 0.4 mole of NH3 with 0.2 mole of HCI
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Verified against official examination board answer keys and standard curriculum textbooks.

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