Answer:
I think it should be about maybe the times of the dinosaurs
also I think 23 to 16 billion years
Explanation:
No explanation sorry if im wrong
Answer:
<h2>50 g/mL</h2>
Explanation:
The density of a substance can be found by using the formula

From the question we have

We have the final answer as
<h3>50 g/mL</h3>
Hope this helps you
Chemicals are bound together like two pieces of bread
Answer:
CH2
Explanation:
The empirical formula gives the lowest whole number ratio of the elements. In this case, both subscripts can be divided by 20, hence CH2.
The first one is some reaction with water even I am studying the same