254.6°F is equivalent to ____ oC

Convert: 8.21 × 102 g = ____________ kg.

The number of milliliters in 45.6 cm3 is ______.

The number of milligrams in 1.0 g is

Convert 212113.0 mm to kilometers.

Using the rules of significant figures, calculate the following: 0.802 – 0.6

Using the rules of significant figures, calculate the following: 0.802 – 0.6

Following the rules for precision in measurement, what would be the correct recording of the length of this paper clip?

Following the rules for precision in measurement, what would be the correct recording of the volume of this liquid?

Convert 212113.0 mm to kilometers.