Chemistry Quiz (sig figs, sci notation)

Change from standard form to scientific notation: 12,000,000

• 12.0  x  10⁷
• 0.12  x  10⁷
• 1.2  x  10⁶
• 1.2  x  10⁷

Change from standard form to scientific notation:  450,000

• 4.5  x  10⁵
• 45  x  10⁵
• 4.5  x  10⁴
• 4.5  x  10⁶

Change from standard form to scientific notation:  0.000398

• 39.8  x  10^-5
• 3.98  x  10^-5
• 3.98  x  10^-4
• 39.8  x  10^-6

Which number is correctly written in scientific notation?

• 5.67 x 10⁵
• 56.7 x 10³
• 0.567 x 10⁶

How many significant figures are there in 1225?

• 1

• 2

• 3

• 4

How many significant figures are in there in 1.0027?

• 2

• 3

• 4

• 5

How many significant figures are there in 0.024574?

• 0

• 3

• 5

• 7

How many significant figures should you report the answer in?

4.583 x 340

• 4

• 2

• 3

• 6

Complete the calculation, and report your answer with the correct number of sig figs.

54400g/4.298g

How many digits past the decimal should you report your answer with?

20.34 + 4.582 +3.2

• 1

• 3

• 2