Define the term mole.
Given that the molar mass of water is 18g/mol
What is the mass of 4 moles water molecules?
How many molecules are there?
How many atoms are there? (Avogadro's constant = 6.02x10

1) these are barrel shaped microtubules in most animal cells, that organize the spindles during cell division

How is the atomic number of a nucleus changed by alpha decay

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.