What is the density of an object that has a mass of 5.8g and a volume of 2.1 mL?

neutrons are in the middle of the atom and the electrons, which are much smaller.

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.