Explain how the free body diagrams above represent forces acting on an object. The free body diagram above represent forces on acting on an object by

Ifound this on google “laws of chemical combination. it states that matter can neither be created nor destroyed. it stated that a given compound always contains exactly the same proportion of elements by weight.” i hope this you for what your looking for.

Just took the quiz on edgenuity and the correct answer is "c.  4.54 x  10–12  j"

The molar mass of a substance is defined as the mass of 1 mol of that substance, expressed in grams per mole, and is equal to the mass of 6.022 × 10 23 atoms, molecules, or formula units of that substance.