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Unit 1 Quiz Review

Authored by ANN BARDWELL

Chemistry

9th - 12th Grade

Used 1+ times

Unit 1 Quiz Review
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55 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How many significant figures?

7945

1

2

3

4

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How many significant figures?

0.150

1

2

3

4

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How many significant figures?

76400.0

3

4

5

6

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How many significant figures?

76490

3

4

5

6

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which one is rounded correctly for the following equation?

1.987 - 0.48 = ?

1.5

1.51

1.507

2

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which one is rounded to the correct number of significant figures for the following equation?

7520 x 0.021 = 157.92

157.92

157.9

158

160

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which answer is rounded to the correct place for the equation below?

457.1 + 459.32 = 916.42

916.42

916.4

916.0

916

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