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Heavy Water, Hardness of Water and its Removal
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Heavy Water and it's properties. Hardness of water, it's types and methods to remove it

Tamanna Chaudhary is teaching live on Unacademy Plus

Tamanna Chaudhary
नमस्ते 🙏 The Newton's apple. 🍎

Unacademy user
Sir your current is not upto mark... But static part... Is good... Please sir provide more static part
u r so fast full disatisfying....... mam..... 😔😔😔😔😔😔😔