Q.2.58 - An Introduction to General, Organic, and Biological Chemistry

Question

Perform each of the following conversions using metric and U.S. conversion factors: 

a. 0.21 lb to grams 

b. 11.6 in. to centimeters 

c. 0.15 qt to milliliters 

d. 35.41 kg to pounds 

Step-by-Step Solution

Answer

a. $95.34 g$

b. $29.46 cm$

c. $141.94 mL$

d. $77.90 pounds$

Step 1: Part (a) Given Information

Unit conversion of lb into grams

Step 2: Part (a) Explanation

The unit conversion of lb into grams can be given as:

$1 lb=454 g$

Given: 0.21 lb

$0.21 lb\times \frac{454 g}{1 lb}=95.34 g$

Step 1: Part (b) Given Information

Unit conversion of inches into cm.

Step 2: Part (b) Explanation

The unit conversion of inches into centimeters can be given as:

$1 in.=2.54 cm$

Given: 11.6 in.

$11.6 in.\times \frac{2.54 cm}{1 in.}=29.46 cm$

Step 1: Part (c) Given Information

Unit conversion of qt into mL.

Step 2: Part (c) Explanation

The unit conversion for qt into mL can be given as:

$1 qt= 946.3 mL$

Given: 0.15 qt

$0.15 qt\times \frac{946.3 mL}{7 qt}=141.94 mL$

Step 1: Part (d) Given Information

Unit conversion of Kg into pounds

Step 2: Part (d) Explanation

The unit conversion of Kg into pounds can be given as:

$1 Kg= 2.20 pounds$

Given: 35.41 Kg

$35.41 Kg\times \frac{2.20 pounds}{1 Kg}=77.90 pounds$