Standard form and Significant figures

What is 464537 written in standard form?

• 4.64*10⁵

• 46.4537*10⁴

• 464*10³

• 464537

0.8435673

• 8435673

• 843.5673*10³

• 8.435673*10^-1

• 0.8435673

What is 123.65 written in standard form?

• 12365

• 12365*10^-2

• 1.2365*10²

• 0.12365*10^-3

0.00000465

• 456*10⁸

• 4.56*10^-8

• 0.00000456

• 0

What is 4.2×10⁵ fully expressed?

• 420000

• 420

• 4200

• 42000

How many significant figures are in 5007?

• 4

• 2

• 3

• 1

Is 0 a significant figure in the # 0876?

• No

• Yes

How many significant figures are there in a substance with a mass of 0.042 grams?

• 3

• 1

• 2

• 4

How many significant digits are there in the number 46.32104?

• 5

• 2

• 7

• 6

In the number 0.00500 how many significant numbers are present?

• 1

• 3

• 6

• 5