Answer: 33 gallons
Step-by-step explanation:
We initially have 130 gallons of a
acid solution and we need to change it to a
acid solution, and for that it is necessary to evaporate
gallons of water.
So, this situation can be mathemtically expressed as follows:

Then:

Isolating
:


Hence, we need to evaporate 33 gallons of water.
Answer:
225
Step-by-step explanation:
Answer:
<h2>Acute triangle </h2>
Step-by-step explanation:
<h3>An acute triangle has three angles which are less than 90°.</h3>
<h2>HOPE IT HELPS YOU!! </h2>
Fraction is 2.161616/1000000
mixed number is 2 161616/1000000
0.09 Is The Answer! Hope I Helped!