Category: Class 10 Science

NCERT Solutions for Class 10 Science and important questions for CBSE class 10 for session 2020-2021

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Gabbru

We must know that – During the preparation of hydrogen chloride gas on a humid day, the role of calcium chloride (CaCl₂) taken in the guard tube is to absorb moisture from gas. This is because CaCl₂ is used gas ...