Chemistry Homework 4
Convert 3.19 x 10^-5 to nanometers.
3.19x10^4 nm
A strand of spider's slik has a diameter of 3.50 micrometers. How wide is the spider's silk in nanometers?
3.50x10^3 nm
A marathon is 26.2 miles. How many km is this?
42.2km
A cup of coffee contains 95.0 milligrams of caffeine. How many grams is this?
0.0950g
Convert 72.9in to centimeters
185cm
Area is 9.70 x 10^4 mi^2. Whats the area in square kilometers?
2.51 x 10^5 km^2
Volume is 4320 cm^3. WHat is the size in cubic inches?
264 in^3
The average rainfall is 460.1 in. Convert to centimeters
1169 cm
A large stone wights 53.0 kg. How many pounds does it weigh?
117lbs
Volume is 7.8 x 10^-31 m^3. What is the volume in cubic nanometers?
7.8 x 10^4 nm^3
Convert 8.85x10^-9s to microseconds.
8.85x10^-3 weird us
Convert 2.30 hours to seconds
8280s
Food saftey guidelines recommend that beed rib roast should cook for 23.0 mintues per pound bases on 325 degrees F oven setting. How many hours should it take to cook a 5.17 round roast?
IDK
