<span> We look for
evidence. There are numerous natural phenomenon that we can't observe
happening in real-time because they happen over large time scales, or
large spatial scales. But we can observe the effects of these
phenomenon and make predictions about what other effects we should see. </span>
Answer:
A
Explanation:
CH3CH2COOH- Propanoic Acid
They are each a source of light like the sub
There are 54 neutrons in molybdenum -96