APSC 1073 Lecture Notes - Lecture 5: Chemical Formula, Dinitrogen Tetroxide, Combustion Analysis

• School: Acadia University
• Department: Applied Science
• Course: APSC 1073
• Professor: kmjasklcmdaskl

Document Summary

Ca(no3)2 is 164. 10 g/mol: 12. 6 mmol ca(no3)2, 13. 0 mmol ca(no3)2, 20. 7 mmol ca(no3)2, 79. 4 mmol ca(no3)2, 57. 0 mmol ca(no3)2. The molar mass of n2o4 is 92. 02 g/mol: 5. 54 1025 n2o4 molecules, 7. 26 1023 n2o4 molecules, 1. 38 1024 n2o4 molecules, 4. 59 1025 n2o4 molecules, 4. 99 1023 n2o4 molecules. The molar mass of n2o4 is 92. 02 g/mol: 7. 02 x 103 moles, 1. 42 x 10-4 moles, 1. 00 mole, 1. 21 moles, 0. 829 moles. The molar mass of no2 is 46. 01 g/mol: 205 g, 294 g, 721 g, 341 g, 685 g. Answer: c: calculate the mass percent composition of sulfur in al2(so4)3, 28. 12 , 9. 372 , 42. 73 , 21. 38 , 35. 97 % Answer: a: how many moles of n2o3 contain 2. 55 1024 oxygen atoms, 1. 41 moles n2o3, 4. 23 moles n2o3, 12. 7 moles n2o3, 7. 87 moles n2o3, 2. 82 moles n2o3. Answer: a: give the mass percent of carbon in c14h19no2, 38. 89, 72 . 07, 5. 17, 2. 78%