Loading

Module 1: Ratio and proportion

Notes
Study Reminders
Support
Text Version

Dilution: drug strength

Set your study reminders

We will email you at these times to remind you to study.
  • Monday

    -

    7am

    +

    Tuesday

    -

    7am

    +

    Wednesday

    -

    7am

    +

    Thursday

    -

    7am

    +

    Friday

    -

    7am

    +

    Saturday

    -

    7am

    +

    Sunday

    -

    7am

    +

XSIQ
*

Core Mathematics - Dilution: drug strength

Dilution: drug strength

A pharmaceutical drug that is liquid in its pure form is to be diluted
with distilled water so that there is 20ml of the drug in 300ml of
solution.

(a) How much distilled water is required?

(b) Express the strength of the solution as a percentage.

Previous | Next