Round 0.000680483 to 4 significant figures.

A solid object with a volume of 5.62 mL weighs 108 g. Would this object float or sink in mercury? Explain. (Density of Hg = 13.6 g/mL)

The result of the following calculation has how many significant figures?(0.4333 x 412.1) (33.12 – 31.12)

The density of gold is 19.3 g/mL. What is the volume of a gold nugget that weighs 79.3 g?

Which of the three major subatomic particles has/have a charge of –1?i.  electronii. protoniii. neutron

Round 0.000680483 to 4 significant figures.

Which of the three major subatomic particles has/have a charge of –1?i.  electronii. protoniii. neutron

Perform the following calculation and answer to the correct number of significant figures:             4.50 km x 12.5 km x 22 km

Perform the following calculation and answer to the correct number of significant figures:             4.50 km x 12.5 km x 22 km

Round the following number to 3 significant figures:                         210000