Convert 45 g to kg

(a)  

State the number of significant digits in this number: 0.0020

(a)  

How many significant digits are in the number 1.002 x 10³?

(a)  

Record your answer with the correct number of significant digits:

100/45

(a)  

Record your answer with the correct number of significant digits:

25 x 1.52

(a)  

The number 0.00805 in scientific notation a x 10^-3. What is the value of a?

(a)  

6 100 000 in scientific notation is 6.1 x 10^b. The value of b is

(a)  

What is 3.8 x 10^-2 in standard form (e.g. as a decimal)?

(a)  

What is 2.19 x 10³ in standard form?

(a)