Quantcast

Got Homework?

Connect with other students for help. It's a free community.

  • across
    MIT Grad Student
    Online now
  • laura*
    Helped 1,000 students
    Online now
  • Hero
    College Math Guru
    Online now

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

badatmath123

You need a 90% alcohol solution. On hand, you have a 110 mL of a 45% alcohol mixture. How much pure alcohol will you need to add to obtain the desired solution?

  • one year ago
  • one year ago

  • This Question is Closed
  1. sheg
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1337145943329:dw| it means that you require 10 parts of 45% solution and 45 parts of pure solution

    • one year ago
  2. badatmath123
    Best Response
    You've already chosen the best response.
    Medals 0

    I got the answer wrong, I got 500.5 mL of 100% alcohol added for a total of 611 mL of 90% alcohol.

    • one year ago
    • Attachments:

See more questions >>>

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
  • 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.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.