10 Questions
| Total Attempts: 17392

Questions and Answers

- 1.How many significant figures in 504? Hint: All non-zero digits are significant. Zeros between digits are significant.
*Remember these rules -- you will not get hints as the quiz progresses!*- A.
1

- B.
2

- C.
3

- D.
4

- 2.How many significant figures in 5040 toys? Zeros at the end of a
__counted__quantity are__not__significant.*Remember this rule -- you will not get hints as the quiz progresses!*- A.
2

- B.
3

- C.
4

- D.
5

- 3.How many significant figures in a substance with a mass of 504.30 grams? Hint: Zeros at the end of a number that represents a
__measured__quantity is a significant digit. Zeros to the__right__of a decimal point show how accurate a measurement is taken and__are significant.__*Remember this rule -- you will not get hints as the quiz progresses!*- A.
3

- B.
4

- C.
5

- D.
6

- 4.How many significant figures in a substance with a mass of 0.034 grams? Hint: Zeros in front of a number are
__not__significant.- A.
1

- B.
2

- C.
3

- D.
4

- 5.How many significant figures in a substance with a mass of 0.0504 grams?
- A.
5

- B.
4

- C.
3

- D.
2

- 6.How many significant figures in a substance with a mass of 0.07080 grams?
- A.
3

- B.
4

- C.
5

- D.
6

- 7.
- A.
7

- B.
6

- C.
5

- D.
4

- 8.Add the following and answer with the correct number of significant figures: 13.4 + 2.42 = Addition/Subtraction: answer must have the same number of decimal places as the measurement with the
__least number of decimal places__.- A.
15.82 (4 significant figures)

- B.
15.8 (3 signficiant figures)

- 9.Add the following and answer with the correct number of significant figures: 3.01 + 2.32+ 5.1 =
- A.
10.4 (3 significant figures)

- B.
10.43 (4 signficant figures)

- C.
10. (2 signficant figures)

- 10.Multiply the following. Answer with the correct number of significant figures. 13.023 x 123.1 = __ Multiplication/Division: Answer must have the same number of sig figs as the measurement with the least number of sig figs.
- A.
1603.1313 (8 significant figures)

- B.
1603.1 (5 significant fiures)

- C.
1603 (4 significant figures)

- D.
1603.13 (6 signficant figures)