Quiz 2:DA-Sig Fig

Give the correct answer for the following problem with the correct number of significant figures. (1.5 x 10^4 x 61.3) + 2.01

• 2.0192

• 2.0

• 2.019

• 2.02

• 2.019195

When the expression, 412.272 + 0.00031 - 1.00797 + 0.000024 + 12.8, is evaluated, the result should be expressed as

• 424

• 424.0

• 424.1

• 424.06

• 424.064364

When the expression, 16.0200 + 0.00048 - 11.184 - 221.1, is evaluated, the result should be expressed as

• -216.3

• -216.26

• -216.2635

• -216.26352

• -2.2 x 10^2

Evaluate the expression to the correct number of significant figures.

• 49.623

• 49.631

• 49.62

• 49.64

• 49.623202

A distance of 1.8 × 10^-2 meters is equal to_pm.

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The diameter of a certain atom was found to be 2.35 × 10^-8 cm. How many nanometers is this?

• 2.35 × 10^1 nm

• 2.35 × 10^-19 nm

• 2.35 × 10^-15 nm

• 2.35 × 10^-1 nm

• 2.35 × 10^-10 nm

Which one of the following represents the smallest distance?

• 4.5 mm

• 0.20 inch

• 0.83 cm

• 0.73 m

• 0.30 yard

How many m^3 are in a 1.5 L bottle of soda?

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An industrial container was filled with 210.8 liters of a solvent. How many gallons of solvent does this container contain? 1 pint (pt) = 473.2 mL, 1 gallon (gal) = 8 pt.

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How many square meters are in a rectangular piece of carpet which measures 12.0 feet by 22.0 feet? 1 m = 39.37 in., 1 ft = 12 in. Hint: Remember that when converting derived units, you must convert each of the component fundamental units individually.

• 24.5 m²

• 28.4 m²

• 866 m²

• 80.5 m²

• 966 m²