What is the mass, in grams, of a sample of 1.20 × 1022 atoms of mercury (hg)? show your work or explain the steps that you used to determine your answer.

Imagine that you own a property that is exactly 2.2 acres large. you want to sell your property, but your realtor tells you that you cannot sell your land by the acre. in order to sell your land you need to determine the area you own in units of square meters? given that there are 1.6 kilometers in 1 mile and 640 acres in 1 square mile, what is the area of land that you own in square meters square meters?

Why did southern business leaders want to increase the number of slaves

What is the mass of 8 moles of sodium atoms