You would need to add 360L of the 20% ethanol solution.
This is the number of combinations of 2 from 23
23C2 = 23! / 2! 21!
A quick way to do this is 23*22 / 2 = 253
Answer:
The answer is
<h2>

</h2>
Step-by-step explanation:
<h3>

</h3>
To solve the fraction reduce the fraction with d
That's we have
<h2>

</h2>
Next simplify the expression using the rules of indices to simplify the letters in the fraction
<u>For c </u>
Since they are dividing we subtract the exponents
We have
<h2>

</h2>
<u>For </u><u>e</u>
<h2>

</h2>
Substituting them into the expression we have
<h2>

</h2>
Reduce the fraction by 3
We have the final answer as
<h2>

</h2>
Hope this helps you
It would be opposite from side KM since the side correlated to the angle across it