190k views
3 votes
234.

In the equation:
Th →
90
particle is presented by.X?
234
Pa + X, which
91
0
1
1.
3.
-70
TH
0
4
He
2.
4.
*70

User Shubendrak
by
5.9k points

1 Answer

3 votes

Answer:

the answer woul be 89 if you do the math right

Step-by-step explanation:

User Stu Stein
by
4.6k points