Evaluate the word percent. Identify the two parts of that word and tel me what they really mean.
1 answer:
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The mass of substance which consists the equal number of particles as 12 grams of Carbon-12 is said to be mole.
For example:
The balanced chemical equation for production of water from hydrogen and oxygen is:
That means 2 moles of reacts with 1 mole of
to give 2 moles of
.
The given formula is .
Hence, 4 represents the number of moles in formula that is 4 moles of
.
The number of atoms of sodium, in
is:
The number of atoms of sulfur, in
is:
The number of atoms of oxygen in, in
is: