<span>6.2 divided by the mass number of NO3 is 0.1 moles.</span>
For the answer to the question determine the total charge of the boron if t<span>he nucleus of one boron atom has 5 protons and 4 neutrons. The answer to this question is +5 for the charge of the boron.
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Answer:
i don't know what happened but r.i.p account
Answer:
Pat is most likely to have made the hydrofluoric acid.
Explanation:
How is hydrofluoric acid made?
It is manufactured by heating purified fluorspar (calcium fluoride) with concentrated sulfuric acid to produce the gas, which is then condensed by cooling or dissolving in water. ... The acid hydrolysis of fluorite-containing minerals generates an impure gas stream consisting of sulfur dioxide, water and HF.
that's all I got sorry
You should use Avogadro’s number for the conversion, because Avogadro’s Law states that there are 6.02 x 10^23 atoms per 1 mol of that substance.