Chemistry chemistry homework if u know

The speed of light is around 6.706×10^8 miles per hour. what is the speed of light in units of miles per minute?

Precision can be defined as the o exact center of a data set. o reproducibility of a measured value. o correlation between two variables that are measured in a data set agreement between a measured value and an accepted value.

What is the molar mass of the anhydrous compound? answer using four significant figures. 36.02 g/mol 120.15 g/mol 156.12 g/mol