Just move the decimal place 6 to the left... 2.2*10^(-6) = 0.0000022
1.3057 times 10 to the power of 22 = 13,057,000,000,000,000,000,000
22 * 10 4 * 10 = 40 ====
7,350,000,000,000,000,000,000
7.97 times 10^22
It is: 3.384882 x 10^-22
7.8*1022 is called scientific notation or standard form
22 times
220/22 = 10
16 22 x 22 =16 because 22 =4 and 4x4 is 16.
5.22 x 10 to the power of 22 iron atoms is equivalent to 0,087 moles.
11
How about 22 times 10 = 220 as one example