subject
Mathematics, 24.06.2019 11:30 lollipop83

Ascientist needs 30% solution of acid. he has 4 liters of a 20% solution. how much pure acid does the scientist need to add to get the 30% solution? answer using a table and using one variable only.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 13:30
Find the magnitude of the torque about p if an f = 80-lb force is applied as shown. (round your answer to the nearest whole number.) ft-lb
Answers: 1
question
Mathematics, 21.06.2019 17:30
The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?
Answers: 1
question
Mathematics, 21.06.2019 18:00
Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)
Answers: 3
question
Mathematics, 21.06.2019 18:30
Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much
Answers: 2
You know the right answer?
Ascientist needs 30% solution of acid. he has 4 liters of a 20% solution. how much pure acid does th...
Questions
question
Advanced Placement (AP), 28.12.2021 03:20
question
Medicine, 28.12.2021 03:20