Density
Scientific Notation
Dimensional Analysis
Miscellaneous
Significant Figures
100

A 5ml sample of water has a mass of 24g. What is the density of water?

4.8 g/mL

100

Express the number 700 in scientific notation

7 x 102

100

How many centimeters are in a meter?

100 cm

100

When you convert from a small unit to a large unit, what happens to the number of units?

It decreases.

100

Determine the number of significant figures in the measurement of 508.0 L

4

200

What is the volume of a sample that has a mass 26.9g and a density 13.4 g/cm3

2.01 cm3

200

Express the following number in scientific notation 0.000000076

7.6 x 10-8

200

How many milliseconds are in 0.129 hectoseconds

12,900 seconds

200

Define the SI units for length, mass, time, volume, and temperature.

length: meter; mass: kilogram; time: second; volume: liters temperature: kelvin or Celsius

200

Determine the number of significant figures in each measurement 1.0200 x 105 kg

5

300

Define the SI units for length, mass, time, and temperature.

length: meter; mass: kilogram; time: second; temperature: kelvin

300

Express the quantity in regular notation along with its appropriate unit. 3.60 x 105 s

360,000 s

300

Convert 4800 decigrams to kg.

0.48 kg

300

If you move the decimal place to the left to convert a number into scientific notation, will the power of ten be positive or negative?

positive

300

Round the number to four significant figures, and write the answer in scientific notation. 0.00054818 g

5.482 x 10-4g

400

What is the mass of a rock that dropped in a graduated cylinder with a initial volume of 40 and a final volume of 62mL. The density of the rock is 4.6 g/mL.

101.2 g

400

Solve the problem and express the answer in scientific notation. a. (5.8 x 10-5) + (3.4 x 10-5)

9.2 x 10-5

400

How many ounces are in 43.5 kg. 

Conversion factors

1 kg = 2.2046 lbs and 1 lbs= 16oz

1534.40 ouncez

400

The accepted length of a steel pipe is 5.5 m. Calculate the percent error for this measurements: 5.2 m

5.5%

400

Add and subtract as indicated, and round when necessary. 258.3 kg + 257.11 kg + 253 kg

768 kg

500

Samples A, B, and C have masses of 80 g, 12 g, and 33 g and volumes of 20 mL, 4 cm3, and 11 mL, respectively. Which of the samples have the same density?

b and c

500

Solve the problem, and express the answer in (9.7x 10-4) / (3.2 x 10-14)

3.03 x 1010

500
How many seconds are in 24 h?
86,400 s
500

What is the temperature in farhenheight for 314.5 K

106.43 oF

500

Round the number to four significant figures, and write the answer in scientific notation: 2.0145 mL

2.014 x 100 ml or 2.014 ml

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