Questions
Which of the following statements is/are correct? 20.0 mL of 6.0 M HCI is mixed with 50.0 mL of 2.0 M
Ba(OH)2, and 30 mL of water is added.
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Correct option is A
mmoles of HClâ20Ã6=120â120 mmol Hâ+120 mmolClâ mmoles of Ba(OH)2â5Ã2=100â100 mmol Ba2++200 mmol OâH Hâ+OâHâ H2O Total volume = 20+50+30=100 mL 1. â´ OâH=(200â120) mmol100 mL=0.8 M2. Clâ=120 mmol100 mL=1.2M3. Ba2+=100 mmol100 mL=1.0M 4. mmoles of OâH left = 200-120=80 mmolSimilar Questions
Sulphuric acid reacts with sodium hydroxide as follows
When 1 L of 0.1 M sulphuric acid solution is allowed to react with 1 L of 0.1 M sodium hydroxide solution, the amount of sodium sulphate formed and its molarity in the solution obtained are
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