Newton’s 2nd law? Maybe I’m not completely sure
Answer:
16,,24Mg 17,,a24.1 18a mass number of the most abundant isotope
Explanation:
atomic number of Mg is 12 ,therefore its mass number should be the value that is very close to 24.
24.1 is the value of thee most abundant isotope.
1mol—44g/mol
0.10mol—x
x=0.10*44
x=4.4 g
The first ionisation energy of silicon is greater than that of phosphorus.
