Math Problem Solver

The equation for the alpha decay of an isotope of

T

h

Th

is shown below.

9

0

2

2

8

T

h

→

y

x

R

a

+

2

4

H

e

90

228

​

Th→

y

x

​

Ra+

2

4

​

He

Work out the values of

x

x

and

y

y

.