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The following questions are pertaining to the laboratory preparation of hydrogen chloride gas :
State a safety precaution you would take during the preparation of hydrochloric acid.

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While preparing hydrochloric acid, HCI gas is dissolved in water by inverted funnel arrangement as HCl gas is highly soluble in water and causes back suction. Back suction is undesired as it breaks the apparatus. It is prevented by using funnel arrangement.
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