<span> the number of protons and neutrons in the nucleus of an </span><span>atom</span>
The answer is a sound wave.
Molar mass of Na = 23 g/mol
Molar massa of Na2O = 62 g/mol
balanced chemical equation:
4 Na +
1 O2 ------>
2 Na2O
4 . 23 g Na --------------> 2 . 62 g Na2O
x -------------------------> 42,0 g Na2O
124 x = 3864
of Na
Gamma is the correct answer
Answer:
A, C
Explanation:I did it??????????//