Question

Karthik did an experiment in which he heated 20g of calcium carbonate to obtain 11.2g of calcium oxide and 8.8g of carbon dioxide.
If 178.8 g of water is separated into hydrogen and oxygen gas, and the hydrogen gas has a mass of
20.0 g. What is the mass of the oxygen gas produced?
Verify the law of conservation of mass in the above chemical reactions.(With proper steps)

Answer 1

Explanation:

ʜɢᴄᴛɪᴠɪ ʜɢᴄᴛɪᴠɪ ɢɢᴜᴄʜ ʜᴋ ᴏꜰꜰɪᴄᴇ ᴛᴏᴅᴀy ᴀʟꜱᴏ ʙᴇ ᴅᴏɴᴇ ʙᴇꜰᴏʀᴇ ᴩʀɪɴᴛɪɴɢ ᴇᴍᴀɪʟꜱ ɪɴᴛᴏ ᴛᴏᴡɴ ᴄᴇɴᴛᴇʀ ᴛᴏᴍᴏʀʀᴏᴡ ɪ'ᴍ ꜱᴏʀʀy ɪ'ᴍ ᴊᴜꜱᴛ ᴩᴜᴛ yᴏᴜʀ ᴄᴏᴍᴍᴇɴᴛꜱ ɪ'ᴍ ᴀᴄᴛᴜᴀʟʟy ᴡᴀɴᴛ ᴍy ᴩᴀʀᴇɴᴛꜱ ᴩʟᴇᴀꜱᴇ ꜰɪɴᴅ ᴀɴyᴛʜɪɴɢ ᴀʙᴏᴜᴛ ʜᴏᴡ ᴍᴜᴄʜ ᴍᴏɴᴇy ᴛʜʀᴏᴜɢʜ ᴩᴀyᴩᴀʟ