Moles of solute does not change.
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:
Answer:
C. If a solar cell breaks, it releases chemicals and can harm humans.
Explanation:
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Answer:
23
Explanation:
we do not care about electrons, so 11 + 12 = 23
the number of protons in the atomic nucleus
