A soft drink contains 12.1% sucrose (C12H22O11) by mass. What volume of the soft drink solution in milliliters contains 102.5 g
1 answer:
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The symbol is for phosphorus having atomic number 15. That means it has
in its neutral state.
The given symbol has a -3 charge that means it has gained 3 electrons so, the number of electrons in the
is:
. The number of protons will remain same that is the number of protons = 15.
So, the ion has
that gives
charge on the
ion.
So, the answer is .
Answer:
2.35 x 10²⁰ atoms Ga
Explanation:
After converting from mg to g, use the molar mass as the unit converter to convert to moles. Then using Avogadro's number, 6.022 x 10²³ convert from moles to atoms of Ga.
Then round to 3 significant figures = 2.35 x 10²⁰ atoms Ga.