Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Chemistry EPP

Module 1 - Extra Practice Problems

1. Two students measure the mass of an object. The teacher knows that the mass is 4.5 g. The first student uses one scale and reports a mass of 4.4 g. The second student uses a different scale and reports a mass of 4.210 g. Which student is more precise? The first student.
1.(continued) Which is more accurate? The second student.
2. How many cg are in 13.1 g? 1310 cg
3. If an object has a volume of 45.1 mL, what is its volume in liters? 0.0451 L
4. If a road is 13.1 miles long, how many inches long is it? 830,016 in.
5. The volume of a box is given by the equation: (V = length ∙ width ∙ height) If a box measures 1.2 m by 3.4 m by 0.50 m, what is its volume in liters? 2040 L
6. Convert the number 0.00341 to scientific notation. 3.41 x 10⁻³
7. Convert the number 1.18 x 10⁷ into decimal notation. 11,800,000
8. How many significant figures are in the number 4500? Two.
9. How many significant figures are in the number 0.0405? Three.
10. How many significant figures are in the number 0.04500? Four.
11. If the mass of a liquid is 23.13 grams and its volume is 35.0 mL, what is its density? 0.661 grams per mL
12. The density of a metal is 2.12 grams per mL. What is the volume of 45 g of the metal? 21.23 mL
13. What is the mass of 0.67 liters of gold? 1.3 x 10⁴ g
Created by: LiseBrinkley