Round to the nearest hundredth as needed. Use scientific notation.

Round to the nearest hundredth as needed. Use scientific notation.

My question is a scientific notation question asking about human blood cells body weight.

In 2014, there were approximately 1.75x10^9 smartphones users worldwide. If the world's population in 2014 was about 7.19x10^9, determine the approximate percentage of the worldwide population that...

mercury is 5.791 x 10^11. Earth is 1.496 x 10^10. Speed of light is 3.0 x 10^

A color photograph taken with a 2.5 mega pixel camera is converted into digital format using 4⋅10 ?0 ?? bytes per pixel. Photographs taken with a 2.5 mega pixel camera each have 2.5⋅10...

The wavelength of an X-ray is 1 nano meter, or 10-9 m. X-rays travel at the speed of light, which is 3 X 108 meters per second. The frequency of a wave (cycles per second) is equal to the speed of...

the state of Colorado covers 1.4*105 the Indian ocean covers 2.808*107 how many times bigger than Colorado is the Indian ocean

Approximately 7.5 x 105 gallons of water flow over a waterfall each second. There are 8.6 x 104 seconds in 1 day. Enter the approximate number of gallons of water that flow over the...

help me with math

Sirius is 9 light years from the Earth. One light year = 5.88 • 102 miles. How far, in miles, is Sirius?

How do you write there are 33,400,000,000,000,000,000,000 in 1 gram of water in scientific notation?

I'm really not sure how to do this, especially with the (in 1 gram of water part)

Measurements show that Europe and Africa are separating from the Americas at a rate of about 1 inch per year. The continents are presently about 4000 meters apart. Assuming that the rate has remained...

How do you write there are 33,400,000,000,000,000,000,000 in 1 gram of water in scientific notation?

I'm really not sure how to do this, especially with the (in 1 gram of water part)

express in scientific notation

Dime Thickness = 0.135 cm Dollar Thickness = 1.0992 x 10^-2 cm

I need help with a sciene question on using sceintific notation

How many ballons, each containing 6.02 × 1023 particles of helium gas, can be filled from a tank that contains 1.204 × 1025 helium particles?

The density of a liquid is 8.03 × 10-1 kilogram per liter. What is the mass (in kg) of liquid in a full 100,000 liter tank?

We are to use the extended metric map to make the necessary conversion for the challenge problem.

(2.24x10-3) * (5.464x104) / (1.0 *102) —(0.200) Hi, whats confusing me is how do I subtract the 0.200 from the scientific notation.