Converting Between Grams Moles and Molecules A sample of

Last updated: 5/10/2023

Converting Between Grams Moles and Molecules A sample of ammonia NH 17 03 g mol has a mass of 56 6 g How many molecules are in this sample 1 mole 6 022x102 molecules a 3 32 molecules b 17 03 x 1024 molecules c 6 78 x 1023 molecules d 2 00 x 1024 molecules e 1 78 x 1024 molecules ANS d 1 Compositional Stoichiometry Grams Whole Chemical Formula to Number of Atoms that Make up the Chemical Formula How many oxygen atoms are there in 1 55 g of Ca PO4 3 01 x 1022 atoms 1 20 x1023 atoms a b c d 3 01 x 10 8 atoms 1 21 x 1016 atoms e 2 41 x 1022 atoms ANS e Compositional Stoichiometry Grams Whole Chemical Formula to Grams of Atoms that Make up the Chemical Formula NaHCO 84 07 g mol is the active ingredient in baking soda How many grams of oxygen 16 00 g mol spro are in 0 35 g of NaHCO a 0 012 g 0 b 0 022 g O c 0 067 g O d 0 20g0 ANS d How many grams of oxygen are in 1 55 g of Ca3 PO4 2 a 0 640 g 0 b 0 344 g 0 0077