An atom of fluorine has a mass of 19 amu. If you had a mole of such atoms, how many grams of fluorine would you have? *

What is the percentage by mass of silicon (si) in iron aluminum silicate (fe3al2(sio4)3)?

Agas is contained in a thick walled balloon when the pressure changes from 1.21 atm to 2.52 the volume changes from 3.75 l to 1.72 l and the temperature change from 293k to blank k

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.