3(3*5)= 45
I just picked two consecutive odd integers, multiplied them, and again tripled it
Answer:
78
Step-by-step explanation:
I'm really good at these
The number of participants increased by a factor of 200 from 2010 to 2013.
(Pay attention to the subject you're choosing, this is supposed to be in the Chemistry section, not here in the Mathematics)
On the periodic table, the Magnesium Mg is located in period 3, group 2. So it got 12 electrons.
So to become the cation Mg2+, the Magnesium has lost 2 electrons during it's formation.
So 12-2=10.
So there's 10 electrons in the Cation magnesium Mg2+
Hope this Helps! :)