7rajamazharm 7rajamazharm

12-10-2022
Chemistry

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1 Sodium hydrogen carbonate, NaHCO3, is often used in acid-base titrations. In a
titration, 25 cm³ of 0.12 mol dm-3 NaHCO3 reacted with exactly 27.85 cm³ of
hydrochloric acid, HCI.
a What mass of sodium hydrogen carbonate, NaHCO3 would be required to
make a 250 cm³ solution of 0.12 mol dm3 NaHCO3?

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