Question

Name the left member and right member of the following equations:
s.no
Equation
LHS
RHS
y+5=12
3d-9=0


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Answer 1

Answer:

The reason why we only see ~118 elements is because we only see the ones stable enough to observe. Anything common in nature would need to have a half-life comparable to the age of the earth (or be produced as a decay product of something else that does).