Give all answers to 3 significant figures. a. 1.20 dm 3 of hydrogen chloride gas was dissolved

Question:

Give all answers to 3 significant figures.

a. 1.20 dm³ of hydrogen chloride gas was dissolved in 100 cm³ of water.

i. How many moles of hydrogen chloride gas are present?

ii. What was the concentration of the hydrochloric acid formed

b. 25.0 cm³of the acid was then titrated against sodium hydroxide of concentration 0.200 mol dm^–3to form NaCl and water:

NaOH + HCl → H₂O + NaCl

i. How many moles of acid were used?

ii. Calculate the volume of sodium hydroxide used.

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a We know that the molarity of the acid is 020 mol dm3 and so the number of moles of acid is Here we are deducing the volume of 0200mol dm3 NaOH when ...View the full answer

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Cambridge International AS And A Level Chemistry Coursebook

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2nd Edition

Authors: Lawrie Ryan, Roger Norris

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Question Posted: Sep 15, 2021 05:20 AM

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Give all answers to 3 significant figures. a. 1.20 dm 3 of hydrogen chloride gas was dissolved

Question:

Step by Step Answer:

a We know that the molarity of the acid is 020 mol dm3 and so the number of moles of acid is Here we are deducing the volume of 0200mol dm3 NaOH when ...View the full answer

Cambridge International AS And A Level Chemistry Coursebook

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