Answer:
A single distillation cycle is enough to separate the mixture. ... Simple distillation is the method used to separate substances in mixtures with significantly different boiling points, while fractional distillation is used for mixtures containing chemicals with boiling points close to each other.
Explanation:
Answer: In polar covalent bonds a pair of electrons are unequally shared between two atoms, while in nonpolar covalent bonds two atoms share a pair of electrons with each other.
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Explanation:
b
the color of lines
Explanation:
on the atomic spectrum for an atom
Answer:
destructive interference?
Explanation:
Answer:
C
Explanation:
it belong to that group as it needs 1 electron to be chemically stable