Chem Midterm Quizizz Review Game

Which of the following are the base metric units used to measure length, mass, time, and volume?

• Meter, Kilogram, Second, Liter

• Inch, Pound, Minute, Gallon

• Foot, Ounce, Hour, Pint

• Yard, Gram, Day, Quart

Convert 69.00 km into meters.

• 690 meters

• 6900 meters

• 69000 meters

• 690000 meters

If an object has a volume of 1,355.1 mL, what is its volume in Liters?

• 1.3551 L

• 13.551 L

• 135.51 L

• 0.13551 L

Which of the following are the 2 basic rules for using scientific notation?

• The coefficient must be a number greater than or equal to 1 and less than 10, and the exponent must be an integer.

• The coefficient must be a number between 0 and 1, and the exponent must be a positive integer.

• The coefficient must be a whole number, and the exponent must be a negative integer.

• The coefficient must be a fraction, and the exponent must be a decimal.

Which of the following is the correct scientific notation for the given numbers? a. 70,800 b. 0.007840 c. 12.45000

• a. 7.08 x 10^4, b. 7.84 x 10^-3, c. 1.245 x 10^1

• a. 7.08 x 10^3, b. 7.84 x 10^-2, c. 1.245 x 10^0

• a. 7.08 x 10^5, b. 7.84 x 10^-4, c. 1.245 x 10^2

• a. 7.08 x 10^4, b. 7.84 x 10^-2, c. 1.245 x 10^1

How many significant figures are in the number 0.007350?

• 2

• 3

• 4

• 5

How many significant figures are in the number 7,350?

• 2

• 3

• 4

• 5

How many significant figures are in the number 7.005 x 10^4?

• 2

• 3

• 4

• 5

A student calculates the quotient of 4899/53.0 to be 92.43396. Is this student correct? Why or why not? (In other words, did she express the answer with the correct number of significant figures)

• Yes, the student is correct because the answer has the correct number of significant figures.

• No, the student is incorrect because the answer should have fewer significant figures.

• No, the student is incorrect because the answer should have more significant figures.

Convert 34.5°C into °F.

• 94.1°F

• 93.2°F

• 92.1°F

• 95.5°F