Chapter 3 Study chem
My cup of coffee hold 350 mL (milliliters) how many kL (kiloliters) is in my coffee cup
.00035
Round 0.010229 to four sig figs
0.01023
How many sig figs are there? 100000000
1
How do you write 1001 in scientific notation?
1.001 x 10^3
Calculate 0.020 cm x 50 cm x 11.1 cm and give your answer with the appropriate number of significant figures.
10 cm^3
Round 1047.78 to three sig figs
1050
Calculate 5.50 cm + 5.50 cm and give your answer with the appropriate number of significant figures.
11.00 cm
Calculate 12.34 + 1.234 + 0.1234
13.70
Which of the following is correct scientific notation?
2.035 x 10^4
How many gallons are in a pool that holds 758,000 Liters? (1 gallon = 3.79 Liters)
200,000
A passenger jet has a speed of 900 km/h. What is its speed in m/s? (1 km = 1000 m)
250 m/s
Convert 2.5 grams into milligrams.
2500 mg
How many sig figs are there? 0.00400
3
How many significant figures will be in the answer to the following problem? 12.394 + 22.75 - 3.8
3
How many significant figures will be in the answer to the following question: 7.62 x 6.98 x 3.2645
3
Calculate 12.47 m / 3.2 s and give your answer with the appropriate number of significant figures.
3.9 m/s
Calculate 123000 m x 3234 m and give your answer with the appropriate number of significant figures
3.98 x 10^8 m^2
Convert 300 meters to centimeters:
30,000 cm
Calculate 345.009 g - 23.009 g and give your answer with the appropriate number of significant figures.
322.000 g
How would you write 4.3756 x 10^4 in standard form?
43,756
How many sig figs are there? 100.00
5
You know that 12 inches = 1 foot. Convert 60 inches to feet.
5 feet
How would you write 0.0005 in scientific notation?
5 x 10^4
How many minutes are in a year?
525,600 min
You know 16 cups = 1 gallon. Convert 3.5 gallons into cups.
56 cups
How many sig figs are there? 9009.00
6
Calculate 7.987 m - 0.54 m and give your answer with the appropriate number of significant figures.
7.45 m
How do you write 8.317 x 10^6 in standard form?
8, 317, 000
What is 78.5 rounded to one significant figure?
80
convert 9 km to mm
9,000,000