Scientific Notation
Express 0.0000256 in scientific notation
2.56 x 10^-5
A chemical reaction yields 0.025 grams of a product. How many kilograms is this?
0.000025 kilograms (kg)
Convert 500 milliliters to liters.
0.5 liters (L)
Convert 100 degrees Celsius to Kelvin.
373 Kelvin (K)
Perform the following addition with appropriate significant figures: 3.2 + 1.45 + 0.007.
4.65 (rounded to 3 significant figures)
Express 6.42 x 10^-8 in standard notation
0.0000000642
You're planning a trip, and your suitcase can hold 60.0 pounds. How many kilograms can it carry?
27.2 kilograms (kg)
Express 0.05 kilometers in meters.
50 meters (m)
In a lab experiment, you need to work with a cryogenic substance at -196 degrees Celsius. Convert this temperature to Kelvin.
77 Kelvin (K)
Multiply 2.3 by 1.12 with the correct number of significant figures
2.6 (rounded to 2 significant figures)
Perform the following multiplication:
(5.2 × 10^4) × (3.0 × 10^-3)
1.6 x 10^2 OR 160
Convert 5.0 feet to centimeters.
~150cm (152.4 without SF)
Convert 300 grams to milligrams.
300,000 milligrams (mg)
Convert 25 degrees Celsius to Fahrenheit.
77 degrees Fahrenheit (°F)
Divide 7.89 by 2 with the appropriate significant figures.
4 (with no decimal places)
Divide (8.0 × 10^6) by (2.5 × 10^2)
3.2 x 10^4 OR 32,000
Mr. Meske is 7.16x10^8 seconds (716,000,000 seconds) old. How many years old is Mr. Meske?
~ 22.7 years old
How many centimeters are in 2.5 kilometers?
250,000 centimeters (cm)
If a sample is at -10 degrees Fahrenheit, what is the temperature in degrees Celsius?
-23.3 degrees Celsius (°C)
Subtract 0.0246 from 3.051 with the correct number of significant figures.
3.026
Calculate the result of
(2.5 x 10^8) divided by (5.0 x 10^-5)
5.0 x 10^12 OR 5,000,000,000,000
A recipe calls for 250 milliliters of a liquid. Convert this to fluid ounces (1 fluid ounce ≈ 29.5735 milliliters).
~ 8.5 fluid ounces
How many nanoliters are in 2.5 Megaliters
2.5 × 1015 nanoliters
Your friend is visiting from Europe, and they mention that it's 25 degrees Celsius outside. Convert this temperature to degrees Fahrenheit.
77 degrees Fahrenheit (°F)
Calculate the result of (9.33 x 10^5) divided by (4.1 x 10^-2) with the correct significant figures.
2.3 x 10^7