From Questions to Solutions

How much heat transfer (in kilocalories) is required to thaw a 0.450-kg package of frozen vegetables originally at 0°C if their heat of fusion is the same as that of

The normal boiling point of a metal is 693 K. Calculate the boiling point in Celsius and Fahrenheit. A. Celsius: 419.85, Fahrenheit: 787.73 B. Celsius: 693, Fahrenheit: 1279.4 C. Celsius:

In the 85th Texas legislature, people of color made up ______ of the legislative seats? 1) 57.1 2) 35.9 3) 20.4 4) 10.2

You are operating a recreational vessel less than 39.4 feet long on federally controlled waters. Which of the following is a legal sound device for this vessel? A. Bell B.

A dessert contains 133.35 g of vanilla ice cream, 82 g of fudge sauce, and 39.3 g of nuts. What is the total weight, in pounds, of the dessert?

You want to buy a new TV. The diagonal measure of the screen is 42 inches, and the screen width is 36.6 inches. What is the screen height? Round your

You take a temperature with a Celsius thermometer and find it is 38.2. Rounded to the nearest tenth, this is reported as a temperature of...

Find the mean and range of the following numbers: 3, 35.9, 21.5, 20, 83.7, 66.9, 33.8, 20.

A jib crane is used to suspend a 285 kg load. The angle between the post and the jib is 36.6 degrees, and the angle between the tie and the

A wagon is pulled up a 36.9-degree incline at a constant rate with a 50-newton force. If a 12-newton wind force blows behind the wagon, what is the increase in

A sealed gas cylinder on the back of an open truck experiences a temperature change from -20.5 ˚C to 39.3 ˚C as it is driven from North Dakota to Arizona.

Which of the following formulas determines your estimated maximum heart rate? A. 200 + your age B. 220 + your age C. 220 - your age D. 200 - your

Determine the sum: [tex]26.5 \times 10^4 + 9.4 \times 10^4[/tex]. Write your answer in scientific notation. A. [tex]17.1 \times 10^4[/tex] B. [tex]35.9 \times 10^9[/tex] C. [tex]3.59 \times 10^5[/tex] D. [tex]17.1

At [tex]$20^{\circ} C$[/tex], the density of mercury is [tex]$13.6 \, g/cm^3$[/tex]. What is the mass of 97.8 mL of mercury at [tex]$20^{\circ} C$[/tex]? A. [tex]$1.33 \times 10^3 \, g$[/tex] B.

Which expression is equivalent to [tex]30\left(\frac{1}{2} x-2\right)+40\left(\frac{3}{4} y-4\right)[/tex]? A. [tex]45xy - 220[/tex] B. [tex]15x - 30y - 220[/tex] C. [tex]15x + 30y - 220[/tex] D. [tex]15x + 30y - 64[/tex]