00:03
Choose the pure substance from the list below.
00:09
Air, milk, seawater, sugar and lemonade.
00:15
So if you talk about air, so air is a combination of oxygen, nitrogen, carbon dioxide.
00:22
So many gases, different gases are there.
00:24
So that is going to be a mixture.
00:26
So it's not a pure substance.
00:28
Now milk is also a mixture of water, fat, proteins, lactose, minerals, etc.
00:34
Etc.
00:34
It's not a pure substance.
00:36
Seawater, it is also a mixture of water and various salts.
00:41
So it's not a pure substance...