Determine the empirical formula of the compound containing

Determine the empirical formula of the compound containing: 63. 50% silver 8. 25% nitrogen 28. 25% oxygen 1

Determine the empirical formula of the compound containing 52. 11% carbon 13. 14% hydrogen 34. 75% oxygen 2

What is the molecular formula of the molecule that has an empirical formula of CH 2 O molar mass of 120. 12 g/mol? 3

A compound with a formula mass of 42. 08 amu is found to be 85. 64% carbon and 14. 36% hydrogen by mass. Find its molecular formula 4

Chemical analysis shows that citric acid contains 37. 51% C, 4. 20% H, and 58. 29% O. What is the empirical formula for citric acid? 5

The percent composition of diborane contain 78. 1% B and 21. 9% H. What is the empirical formula? 6

An unknown substance contained 0. 5219 g N, and 1. 4904 g O. Determine its empirical formula. 7

Styrene has an empirical formula of CH. It has a molecular weight equal to 104 amu. Determine it’s molecular formula. 8

What is the empirical formula if the compound consist 21. 2% N 6. 1% H 24. 2% S 48. 5% O 9

Empirical formula of a substance is CH 2 O. Molar mass is 180. What is the molecular formula? 10

Find the empirical formula for a substance with 88. 8% copper 11. 2% oxygen 11

Find the empirical formula for a substance with 40% carbon 6. 7% hydrogen 53. 3% oxygen 12

Find the empirical formula for a substance with 92. 3% carbon 7. 7% hydrogen 13

Find the empirical formula for a substance with 70. 0% iron 30. 0% oxygen 14

Find the empirical formula for a substance with 5. 88% hydrogen 94. 12% oxygen 15

A compound with empirical formula of NO 2 has a molar mass of 92 g/ml. Find molecular formula 16

A compound with molar mass of 60. 10 g/ml. 39. 97% C 13. 41% H 46. 62% N Find molecular formula 17