Formula Mass of Compounds Molar mass of an
![Formula Mass of Compounds Formula Mass of Compounds](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-1.jpg)
![Molar mass of an element Molar mass = mass in grams of 1 mole Molar mass of an element Molar mass = mass in grams of 1 mole](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-2.jpg)
![Molar mass of elements Na has an atomic mass of 22. 990 amu so Molar mass of elements Na has an atomic mass of 22. 990 amu so](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-3.jpg)
![Molar mass Also called formula mass. Or gram formula mass. Molar mass Also called formula mass. Or gram formula mass.](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-4.jpg)
![Molar Mass of Compounds = sum of the masses of the atoms in the Molar Mass of Compounds = sum of the masses of the atoms in the](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-5.jpg)
![Molar Mass of Compounds Try CH 4 1 X C = 1 X 12. Molar Mass of Compounds Try CH 4 1 X C = 1 X 12.](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-6.jpg)
![Molar Mass of Compounds Try CO 2 1 X C = 1 X 12. Molar Mass of Compounds Try CO 2 1 X C = 1 X 12.](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-7.jpg)
![Molar Mass of Compounds Try Na. Cl 1 X Na = 1 X 23. Molar Mass of Compounds Try Na. Cl 1 X Na = 1 X 23.](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-8.jpg)
![Molar Mass of Compounds Try C 6 H 12 O 6 6 X C Molar Mass of Compounds Try C 6 H 12 O 6 6 X C](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-9.jpg)
![Molar Mass of Compounds Try Cu(OH)2 1 X Cu = 1 X 63. 5 Molar Mass of Compounds Try Cu(OH)2 1 X Cu = 1 X 63. 5](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-10.jpg)
![Molar Mass of Compounds Try Al(NO 3)3 1 X Al = 1 X 27. Molar Mass of Compounds Try Al(NO 3)3 1 X Al = 1 X 27.](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-11.jpg)
- Slides: 11
![Formula Mass of Compounds Formula Mass of Compounds](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-1.jpg)
Formula Mass of Compounds
![Molar mass of an element Molar mass mass in grams of 1 mole Molar mass of an element Molar mass = mass in grams of 1 mole](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-2.jpg)
Molar mass of an element Molar mass = mass in grams of 1 mole of any pure substance. Molar mass of an element numerically equal to atomic mass but units change to grams per mole.
![Molar mass of elements Na has an atomic mass of 22 990 amu so Molar mass of elements Na has an atomic mass of 22. 990 amu so](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-3.jpg)
Molar mass of elements Na has an atomic mass of 22. 990 amu so its molar mass = 22. 990 grams K has an atomic mass of 39. 098 amu so its molar mass = 39. 098 grams. Ca has an atomic mass of 40. 078 amu so its molar mass = 40. 078 grams.
![Molar mass Also called formula mass Or gram formula mass Molar mass Also called formula mass. Or gram formula mass.](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-4.jpg)
Molar mass Also called formula mass. Or gram formula mass.
![Molar Mass of Compounds sum of the masses of the atoms in the Molar Mass of Compounds = sum of the masses of the atoms in the](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-5.jpg)
Molar Mass of Compounds = sum of the masses of the atoms in the formula. Round atomic masses to the nearest tenth. Ex: H 2 O – 2 X H = 2 X 1. 0 = 2. 0 – 1 X O = 1 X 16. 0 = 16. 0 Sum = 2. 0 + 16. 0 = 18. 0
![Molar Mass of Compounds Try CH 4 1 X C 1 X 12 Molar Mass of Compounds Try CH 4 1 X C = 1 X 12.](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-6.jpg)
Molar Mass of Compounds Try CH 4 1 X C = 1 X 12. 0 = 12. 0 4 X H = 4 X 1. 0 = 4. 0 Sum = 4. 0 + 12. 0 = 16. 0
![Molar Mass of Compounds Try CO 2 1 X C 1 X 12 Molar Mass of Compounds Try CO 2 1 X C = 1 X 12.](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-7.jpg)
Molar Mass of Compounds Try CO 2 1 X C = 1 X 12. 0 = 12. 0 2 X O = 2 X 16. 0 = 32. 0 Sum = 12. 0 + 32. 0 = 44. 0
![Molar Mass of Compounds Try Na Cl 1 X Na 1 X 23 Molar Mass of Compounds Try Na. Cl 1 X Na = 1 X 23.](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-8.jpg)
Molar Mass of Compounds Try Na. Cl 1 X Na = 1 X 23. 0 = 23. 0 1 X Cl = 1 X 35. 5 = 35. 5 Sum = 23. 0 + 35. 5 = 58. 5
![Molar Mass of Compounds Try C 6 H 12 O 6 6 X C Molar Mass of Compounds Try C 6 H 12 O 6 6 X C](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-9.jpg)
Molar Mass of Compounds Try C 6 H 12 O 6 6 X C = 6 X 12. 0 = 72. 0 12 X H = 12 X 1. 0 = 12. 0 6 X O = 6 X 16. 0 = 96. 0 Sum = 72. 0 + 12. 0 + 96. 0 = 180. 0
![Molar Mass of Compounds Try CuOH2 1 X Cu 1 X 63 5 Molar Mass of Compounds Try Cu(OH)2 1 X Cu = 1 X 63. 5](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-10.jpg)
Molar Mass of Compounds Try Cu(OH)2 1 X Cu = 1 X 63. 5 = 63. 5 2 X O = 2 X 16. 0 = 32. 0 2 X H = 2 X 1. 0 = 2. 0 Sum = 63. 5 + 32. 0 +2. 0 = 97. 5
![Molar Mass of Compounds Try AlNO 33 1 X Al 1 X 27 Molar Mass of Compounds Try Al(NO 3)3 1 X Al = 1 X 27.](https://slidetodoc.com/presentation_image_h2/686b2ab41b67c3e4fd97dfa6082680db/image-11.jpg)
Molar Mass of Compounds Try Al(NO 3)3 1 X Al = 1 X 27. 0 = 27. 0 3 X N = 3 X 14. 0 = 42. 0 9 X 0 = 9 X 16. 0 = 144. 0 Sum = 27. 0 + 42. 0 + 144. 0 = 213. 0