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↪1) Aqueous Solution
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id say physical cause your changing the physical form of the molucles
D = m / V
D = 2790 g / 205 mL
D = 13.60 g/mL
Answer:
If an atom, ion, or molecule is at the lowest possible energy level, it and its electrons are said to be in the ground state. If it is at a higher energy level, it is said to be excited, or any electrons that have higher energy than the ground state are excited
Explanation:
pls mark brainliest
I think it's 1. PCl5= PCl3 + Cl2. I can't tell the exact reason but it's something to do with Atomic Redox Reaction
