Question

define law off conservation of mass​

Answer 1

Answer:

The law states that mass can neither be created nor destroyed in a chemical reaction i.e. Total masses of reactants is equal to the sum of masses of products and the masses of unreacted reactants.

Answer 2

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ɪɴ ᴀ ᴄʜᴇᴍɪᴄᴀʟ ʀᴇᴀᴄᴛɪᴏɴ, ᴛʜᴇ ᴍᴀss ᴏғ ʀᴇᴀᴄᴛᴀɴᴛ ᴀɴᴅ ᴘʀᴏᴅᴜᴄᴛs ʀᴇᴍᴀɪɴ ᴜɴᴄʜᴀɴɢᴇᴅ. ᴛʜɪs ᴍᴇᴀɴs sᴜʙsᴛᴀɴᴄᴇ ᴄᴀɴ ɴᴇɪᴛʜᴇʀ ʙᴇ ᴄʀᴇᴀᴛᴇᴅ ɴᴏʀ ʙᴇ ᴅᴇsᴛʀᴏʏᴇᴅ.