What is the mole ratio of iron (III) chloride (FeCl3) to zinc chloride (ZnCl2) ? 2 FeCl3 + 3 Zn → 2 Fe + 3 ZnCl2

a.2:2
b.2:3
c.3:3
d.3:2

good night sleep well tonight and

C

Explanation:

it is to be noted that an alpha particle is an helium nucleus. so it contains 2 protons 2 neutrons and has a mass number of 4. when alpha decay particles are ejected from the nucleus it gets transformed into an atom which has atomic number less than 2 and a mass number less than 4.

an equation that could represent alpha decay is radium 226 decay of alpha particle forms radon 222.

→

2b2t

explanation:

2b2t