ANSWER
there are 20 number of atoms in compound
Explanation:
In a formula unit of Mg(OH)2, there are one magnesium ion and two hydroxide ions; or one magnesium, two oxygen, and two hydrogen atoms.
Answer:
The number of protons also determines the identity of the element. ... Since the atom is electrically neutral, the number of electrons must equal the number of protons.
Answer:
The answer is C... I am almost positive.
Answer:
40% of registered voters voted
Explanation:
3200 out of 8000,
or :
3200 / 8000
= 0.4
0.4 x 100 = 40
40% of registered voters voted
Answer:
atoms of different elements combine and form new elements