Express the following quantities in the scientific notation:

9. According to NASA, Mars is 225,000,000 km from the Sun at its closest point.
10. According to Modern Chemistry, the largest atoms are about
0.00000005 cm in diameter.
Answer this please

Question

Express the following quantities in the scientific notation:

9.   According to NASA, Mars is 225,000,000 km from the Sun at its closest point.
10. According to Modern Chemistry, the largest atoms are about
0.00000005 cm in diameter.
Answer this please

anonymous · Answer

225,000,00 = 2.25 x 10^7
0.00000005 = .5 x 10^7
do you get it?

anonymous · Answer

i think so

anonymous · Answer

thank you

anonymous · Answer

Your welcome
i think i made a mistake its
0.00000005 = 5x10^(-8)