Q: Convert $$694 kg to$$ $$\mu g.$$

$$6.94 \times 10$$^{11}$$ \mu g

Q: If a room has a volume of $$1.15 \times 10$$^{6}$$ cm^3$, what is the volume in km^3$?

$$1.15 \times 10$$^{-9}$$ km^3$

Q: Which of the following pairs of quantities is correctly ordered from smallest to largest?

$$7.8 \times 10$$^{-9}$$ cm, 155 pm

Q: Which of the following is the correct conversion factor to go from kilograms to micrograms?

$$1 \text{ kg} = 1 \times 10$$^{12}$$ \mu g$$

Question 1

Which metric prefix corresponds to a multiplier of $$10^{-6}$$?

Accepted Answer

micro

Question 2

A laboratory sample has a mass of $$7.3 	imes 10$$^{-3}$$ g. Express this mass using a metric prefix without exponents.

Accepted Answer

$$7.3 mg$$

Question 3

Convert $$694 kg to$$ $$\mu g.$$

Accepted Answer

$$6.94 	imes 10$$^{11}$$ \mu g

Question 4

Which of the following is the correct order of metric prefixes from largest to smallest?

Accepted Answer

kilo, centi, milli, micro

Question 5

A patient receives a dose of $$2.7$$ mmol of a medication. Express this amount in mol using scientific notation.

Accepted Answer

$$2.7 	imes 10$$^{-3}$$ mol

Question 6

If a room has a volume of $$1.15 	imes 10$$^{6}$$ cm^3$, what is the volume in km^3$?

Accepted Answer

$$1.15 	imes 10$$^{-9}$$ km^3$

Question 7

Which of the following pairs of quantities is correctly ordered from smallest to largest?

Accepted Answer

$$7.8 	imes 10$$^{-9}$$ cm, 155 pm

Question 8

Express $$32 	imes 10$$^{12}$$ L using a metric prefix.

Accepted Answer

$$3.2 TL$$

Question 9

Which metric prefix would you use to express $$1 	imes 10$$^{-9}$$ grams?

Accepted Answer

nano

Question 10

A solution contains $$18.5 	imes 10$$^{11}$$ s of reaction time. Express this using a metric prefix.

Accepted Answer

$$1.85 Ts$$

Question 11

Which of the following is the correct scientific notation for $$83$$ \mu m in meters?

Accepted Answer

$$8.3 	imes 10$$^{-5}$$ m

Question 12

A mass of $$193 kg is to be $$expressed in grams using scientific notation. What is the correct answer?

Accepted Answer

$$1.93 	imes 10$$^{5}$$ g

Question 13

Which metric prefix is used for $$10^{12}$$ times the base unit?

Accepted Answer

tera

Question 14

A medical test result is reported as $$7.3 mg/dL. $$What is this value in grams per deciliter?

Accepted Answer

$$0.0073 g/dL$$

Question 15

Which of the following is the correct conversion factor to go from kilograms to micrograms?

Accepted Answer

$$1 	ext{ kg} = 1 	imes 10$$^{12}$$ \mu g$$

Question 16

A scientist needs to convert $$1.15 	imes 10$$^{6}$$ cm^3$ to m^3$. What is the correct answer?

Accepted Answer

$$1.15 	imes 10$$^{-3}$$ m^3$

Question 17

Which metric prefix would you use to express $$10^{-2}$$ meters?

Accepted Answer

centi

Question 18

A hospital stores $$3.2 pL of a $$rare enzyme. What is the volume in liters using scientific notation?

Accepted Answer

$$3.2 	imes 10$$^{-12}$$ L

Question 19

Which of the following is the correct metric prefix for $$10^{-12}$$?

Accepted Answer

pico

Question 20

A solution contains $$1.85 Ts of a $$substance. What is the equivalent in seconds using scientific notation?

Accepted Answer

$$1.85 	imes 10$$^{12}$$ s

Metric Prefixes and Unit Conversions in GOB Chemistry

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