The Law of Definite Proportions: Definition & Examples


Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

How much oxygen does the following compound contain?

Create Your Account To Take This Quiz

As a member, you'll also get unlimited access to over 79,000 lessons in math, English, science, history, and more. Plus, get practice tests, quizzes, and personalized coaching to help you succeed.

Try it risk-free
Try it risk-free for 30 days. Cancel anytime
Already registered? Log in here for access

1. There is a total of 200 g of propane left in a tank. How much carbon in grams, is in 200 g of propane? Propane has the formula:

2. For a 150 g sample of glucose, there is 60 g of carbon. How many grams of carbon are there for a 300 g sample glucose? The formula for glucose is:

Create your account to access this entire worksheet
A Premium account gives you access to all lesson, practice exams, quizzes & worksheets
Access to all video lessons
Quizzes, practice exams & worksheets
Certificate of Completion
Access to instructors
Create an account to get started Create Account

About This Quiz & Worksheet

You will be assessed on your understanding of formulas, and how to apply the Law of Definite Proportions by way of multiple choice practice problems.

Quiz & Worksheet Goals

Practice problems include these topics:

  • Molecular weight
  • Ratio between atoms in a compound
  • Calculation of mass

Skills Practiced

The study quiz allows students to work on these skills:

  • Problem solving - use acquired knowledge to solve Law of Definite Proportions practice problems
  • Interpreting information - verify that you can read information regarding formulas and interpret it correctly
  • Critical thinking - apply relevant concepts to examine information about balancing equations in a different light

Additional Learning

To learn more about proportions, check out the related lesson, titled Law of Definite Proportions: Definition & Examples. It includes:

  • Practical applications of the law
  • Examples of problems using proportions
  • Definition and history of the law