3 years ago

What is included in each square (element) on the Periodic Table? I'm looking for four things

Chemistry

1 answer:

Veseljchak [2.6K]3 years ago

6 0

Answer:

name of element, symbol, atomic number, relative atomic mass (atomic weight)

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A 0.100 M solution of K2SO4 would contain the same total ion concentration as which of the following solutions? 0.0800 M Na2CO3

mr Goodwill [35]

<span>0.0750 M Na3PO4 as this solution would contain 3 Na+ and 1 PO4- ions per mole of Na3PO4 for an effective total ion concentration of 4 x .0750 or .300 M. The K2SO4 has three total ions or a concentration of .300 M as well. Hope it helps. </span>

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3 years ago

If 120 g of potassium chloride are mixed with 100 g of water at 80°C, how much will not dissolve?

djverab [1.8K]

Answer:

yes

Explanation:

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Ammonia (NH3) is produced in the human body as a waste product during the digestion of protein. How many moles of N2 will be nee

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Answer:

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there are 43.5 moles of N2

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3 years ago

If an atom contains 12 protons and 10 neutrons, what's its mass number?

user100 [1]

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