Question

1.The size of a red blood cell is 0.000007 m .Express in standard form. *​

Answer 1

Given the size of red blood cells is

0.000007mm.

0.000007mm

= 0.000007 × ( 10^6/10^6 )

= ( 0.000007 × 10^6 ) × 1/10^6

= 7 × 1/10^6

= 7 × 10^-6 mm

( Standard form )

hope this helps you••••

Answer 2

Answer:

$0.000007 = 7.0 \times {10}^{ - 6}$