I NEED ANSWER ASAP PLS (picture included) Which is the daughter element in the following decay equation?
149
Gd -
64

->

4
He
2
+
145
Sm
62

Heres a vid talking about the topic and answer (it helpes!)

Explanation:

h t t p s : / / w w w . y o u t u b e . c o m / w a t c h ? v = i i k 2 5 w q I u F o

remove the spaces bc you know -_-

it takes on an electronical energy

the dissociation of nickel hydroxide is follows:

the concentration of hydroxide ion is

the equilibrium constant value of nickel hydroxide is = 6.1 * 10^-^1^6 and thus equilibrium equation can be written as:

thus, concentration of ni is 0.23 * 10^-^4 mol /l