There are two valence electrons in a single atom of magnesium.
The answer is surface tension
Answer:
The first ionization energy for K is less than Ca because Ca has a larger effective nuclear charge.
a homogeneous mixture is a mixture that appears to be one thing. for example air would be one.
Answer:
False
Explanation:
A liquid has a definite shape and takes on the volume of its container. A gas has both the shape and the volume of its container. The particles in a gas cannot be compressed into a smaller volume. Liquids tend to contract when heated.
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