Unknown element x combines with oxygen to form the compound xo2. if 44.0 grams of element x combines with 8.00 grams of oxygen, what is the atomic mass of element x?
a. 16 amu
b. 44 amu
c. 88 amu
d. 176 amu
e. 352 amu

What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons? a) 6 b) 8 c) + 1 d) 12 e) 18

What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.

All motion is caused by force? true or false