A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 one year ago
A chemist mixes a 10% hydrogen peroxide solution with a 25% hydrogen peroxide solution to create 30 liters of a 15% hydrogen peroxide solution. How many liters of the 10% solution did the chemist use to make the 15% solution?
anonymous
 one year ago
A chemist mixes a 10% hydrogen peroxide solution with a 25% hydrogen peroxide solution to create 30 liters of a 15% hydrogen peroxide solution. How many liters of the 10% solution did the chemist use to make the 15% solution?

This Question is Closed

Australopithecus
 one year ago
Best ResponseYou've already chosen the best response.0System of equations problem, set up two equations and then find their intercept.

Australopithecus
 one year ago
Best ResponseYou've already chosen the best response.0First equation will be from: A chemist mixes a 10% hydrogen peroxide solution with a 25% hydrogen to create a 15% hydrogen peroxide solution Second equation will be from: A chemist mixes two solutions to make 30L of final solution Set up two variables: x = litres of 10% H2O2 mixed y = litres of 15% H2O2 mixed

Australopithecus
 one year ago
Best ResponseYou've already chosen the best response.0you are correct.

Australopithecus
 one year ago
Best ResponseYou've already chosen the best response.0http://www.wolframalpha.com/input/?i=0.1x+%2B+0.25y+%3D+0.15%28x%2By%29%2C+x+%2B+y+%3D+30

Australopithecus
 one year ago
Best ResponseYou've already chosen the best response.0if you want to check your answer

Australopithecus
 one year ago
Best ResponseYou've already chosen the best response.020L of x and 10L of y
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.