A. a mixture is a combination of two or more substances in which each substance retains its own properties.
Answer:
The particles that compose a gas are so small compared to the distances between them that the volume of the individual particles can be assumed to be negligible.
Explanation:
This is a postulate of the Kinetic Molecular Theory.
A is wrong. KMT assumes the that the volume of the particles is negligible.
B is wrong. KMT assumes that the distance between the particles is muck greater than their size.
D is wrong. It takes the large distances as a fact. KMT uses this as an assumption.
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Explanation:
This is false. The amount of electrons in lithium (Li) is not 7, it is 3. There are 3 electrons in lithium.
Answer:
Option D. A liquid with three unsaturated fatty acids.
Explanation:
A careful observation of the molecule given in question shows that the molecule is unsaturated as all three fatty acid that make up the compound contain double.
Double is a characteristic property of unsaturated compound.
