EOC Problem 1.14

In many countries, the energy content of food is listed in kilojoules (kJ), where 1 kJ = 1 x 10³ J. Which is larger, one food Calorie or one kilojoule?

One kilojoule

One food Calorie

Test Bank, Question 1

If you have a toothache and the dentist taps your tooth to check for sensitivity, what part of the scientific method is being used?

Test Bank, Question 3

All matter is composed of tiny, indivisible particles called atoms. All atoms are composed of protons, neutrons, and electrons. These statements are an example of a scientific _____.

Test Bank, Question 4

Scientific laws differ from scientific theories in that _____.

Test Bank, Question 5

Which two states of matter have a fixed volume?

Test Bank, Question 7

Which of the following properties of sulfur is not a physical property?

Test Bank, Question 15

Which is a physical change?

Test Bank, Question 16

Which is a unit of measure of mass?

Test Bank, Question 17

Which of the following is a correct mathematical statement?

Test Bank, Question 19

A mercury thermometer is used to take four temperatures of a solution. The temperatures are 44.8 ºC, 44.9 ºC, 45.0ºC, and 45.1ºC. An alcohol thermometer was also used and measured 44.9 ºC, 45.3 ºC, 45.4 ºC, and 45.9 ºC. The solution is correctly determined to be 45.0 ºC by other means.

Test Bank, Question 20

Which pair is correct when considering the number of significant digits present?

Test Bank, Question 21

Perform the following calculation: 39.5 x 22.0 x 0.0067. Round your answer to the correct number of significant digits.

Test Bank, Question 23

A patient weighs 205 pounds, but the weight is to be recorded in kilograms. What is the patient's weight in kilograms using whole numbers? (Given: 1 kg = 2.205 lbs)

Test Bank, Question 24

Penicillin G, an antibiotic, is supplied in 1 mL volumes. Each mL contains 600,000 units of penicillin. This is a dose appropriate for a 150 pound person. What is the approximate number of units administered per kilogram body weight? (Given: 1kg = 2.205 lbs)

Test Bank, Question 25

The normal dosage for azinthromycin, an antibiotic, is 3.3 mg/kg. What is the proper dose for a 150 lb patient? (Given: 1kg = 2.205 lbs)

Test Bank, Question 28

The height of a 12 year old boy is 4 feet 9 inches. Record this height in centimeters. (Given: 1 in = 2.54 cm)

Test Bank, Question 33

A computer's specifications call for an operating temperature no higher than 125°F. State the temperature in terms of the Kelvin scale.

Test Bank, Question 37

A 150 lb adult burns 80 Calories/hour while sleeping. How many Calories are burned during an 8-hour night?

Test Bank, Question 38

What is the number of 1-1/2 teaspoon doses of a liquid medication in a 250 mL bottle? (Given 1 tsp = 5 mL)

Test Bank, Question 39

The instructions for a cough syrup are to give 2 teaspoons every 8 hours. The cough syrup is supplied in 150-mL bottles. How many bottles must be purchased to treat 3 children for 5 days? (Given 1 tsp = 5 mL).