Hello.
The answer is: 3.3333
To get the answer add 2,5 and 3 that is 10 then divide by 3 to get 3.3
Have a nice day
Substances can change state, usually when they are heated or cooled. For example, liquid water turns into steam when it is heated enough, and it turns into ice when it is cooled enough. ... The closeness, arrangement and motion of the particles in a substance change when it changes state.
1. L
Number one because the lines match up
Answer:

Explanation:
Hello there!
In this case, according to the given information, it turns out possible for us to calculate the volume of the new solution by using the general formula of dilution:

In such a way, we solve for the final volume, V2, to obtain:

Regards!
1) same amount of carbon atoms.
That is why it is still called butane and butene.
but- always signifies 4 carbons