The state's landlord-tenant laws protect people living in dwellings owned or leased by others. A person need not be listed on a formal lease to gain protection under these laws, but may gain protection by establishing residence in a place.
The mole is useful in chemistry because it is defined such that the mass of Avogadro's number of particles (atoms or molecules) of a substance (the molar mass) is equal to the sum of the numerical values of the atomic masses of its constituent elements.
1 Using moles to count molecules. 2  A mole of any substance is 6.02Ã10 23 molecules of that substance. 3  You can use this as a conversion factor to turn moles into molecules. 4  For example, to figure out how many molecules there are in 0.001 moles of water, 5  You can go the other way, too.