Which unit of geologic time is the oldest?
cenozic
Mesozoic
Ordorvican
precambri...
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Chemistry, 22.06.2019 19:30, simihehe
Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons
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How much energy is required to vaporize 2 kg of copper? a 4730 kj b 207kj c 9460 kj d 414kj
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What can form as a result of a chemical reaction? what can form as a result of a chemical reaction? compounds isotopes alpha particles beta particles
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