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it's a subscript
the coefficient shows how many molecules are in the reaction. is it used to balance the equation
Yes, that is true.
The molecular formula of salt is :NaCl (Sodium Chloride)
10H20
There are 6 molecules.
The formula unit contain one molecule.
4 molecules It's Na2CrO4 · 4H2O
1
In the formula unit (NaCl) are 28 protons.
it's a subscript
31,35 g in 3,23.1023 molecules (formula units).
Five molecules of hydrogen have 10 atoms.
The formula unit of beryllium bromide contain one molecule.
78
The answer is 4,328.1023formula units (not molecules).
there are six bounds