2. There are 8 confirmed planets in our solar system. The numberof significant figures in this number is 1. True or False?Explain.
3 Do the following calculations, reporting the correct number ofsignificant figures in your answer.
a) 6.53x10^3g/12.8mL
b) 5.621mL+ 22.4mL+5mL
c) 3.3mm x 23.4mm x 1.769mm
d) (965.43 x 3.911)+ 9413.4136
4. Preform the following conversions, reporting the correctnumber of significant figures in your answers.
a) 1.976 x 10^-3 g to micro g
b) 1.25 x 10^8 cL to ML
c) 3.77 x 10^4 mm^3 to nm^3
d) 8.65 g/cm^3 to kg/m^3
