Answer: 63.26%
Explanation:
If we let the abundance of the first isotope be x, then:

Which is equal to <u>63.26%</u>
Answer:
I think its b
Explanation:
but I wouldn't depend on this answer
Answer:
True
Explanation:
The more of each substanse that you add to the bag will cause it to produce faster and more gas.
They move like waves since they're such a small particle
It is photosynthesis
<span>
photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a byproduct, hope it helps</span>