Ok what’s the question sir
Pure substance - Ice cubes
Mixture - Homogenous sea water , lemonade
Pure substance are the substance which have constant chemical composition and characteristic.
Mixture is material made up of two or more chemical substance which are not chemical bonded. These materials in mixture are not in definite proportion.
As water ice cubes has only water in it thus it is pure substance.
Homogeneous sea water contains various salts and impurities in it thus it is mixture.
Lemonade contains lemon juice and water in it . Thus, it is mixture.
To know more about pure substance and mixture
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Answer:
The pressure of the gas is 224839.8 atm
Explanation:
As we know
PV = nRT
Substituting the given values, we get -
P * 1 L = 90.1 moles * 8.314 4621(75). J K−1 mol−1 * 300
P = 224839.8 atm
The pressure of the gas is 224839.8 atm
Answer:
1. a part of the soil that contains decayed plant or animal matter
2. erosion
3. topsoil
Explanation:
Hope this helped :)
A big difference is that for the Greeks philosophy was almost a fresh start. For us, doing philosophy cannot avoid taking into consideration what the great thinkers of the past have thought (or how they have thought).
