PROPORTIONS PRACTICE WS Name : ___________________________________________________ Complete the Table: 1) According to the Law of Definite Proportions, Carbon and Oxygen combine to form CO2 always in the same amounts. Trial Mass C Mass O2 Mass CO2 Mass Left Over 1 12 g 32 g 44 g 0g 2) Hydrogen forms two compounds with Nitrogen as shown: Compound A: 4 g H, 14 g N. Compound B: 6 g H, 14 g N. 2 24 g 64 g 3 36 g For a given mass of Nitrogen, what is the lowest whole number mass ratio of Hydrogen in the two compounds? a) Find the grams of Hydrogen per 1 g of Nitrogen for each compound. 5 a) In C02 Carbon and oxygen always combine in a _______________ to ________________ ratio. (ratio of C to O)? b) Divide the highest answer by the smallest answer. 4 128 g 6 12 g 64 g 7 24 g 128 g 8 48 g For a given mass of Oxygen, what is the lowest whole number mass ratio of Hydrogen in the two compounds? a) Find the grams of Oxygen per 1 g of Nitrogen for each compound. 0g 128 g 0g 176 g 0g 22 g 0g 32 g O 128 g 3) Oxygen forms two compounds with Nitrogen as shown: Compound A: 32 g O, 14 g N. Compound B: 48g O, 14 g N. b) Divide the highest answer by the smallest answer. PROPORTIONS PRACTICE WS Name : _________________________________________________ Complete the Table: 1) According to the Law of Definite Proportions, Carbon and Oxygen combine to form CO2 always in the same amounts. a) In C02 Carbon and oxygen always combine in a _______________ to ________________ ratio. (ratio of C to O)? 2) Hydrogen forms two compounds with Nitrogen as shown: Compound A: 4 g H, 14 g N. Compound B: 6 g H, 14 g N. For a given mass of Nitrogen, what is the lowest whole number mass ratio of Hydrogen in the two compounds? a) Find the grams of Hydrogen per 1 g of Nitrogen for each compound. b) Divide the highest answer by the smallest answer. Trial Mass C Mass O2 Mass CO2 Mass Left Over 1 12 g 32 g 44 g 0g 2 24 g 64 g 3 36 g 4 128 g 5 6 12 g 64 g 7 24 g 128 g 8 48 g 0g 128 g 0g 176 g 0g 22 g 0g 32 g O 128 g For a given mass of Oxygen, what is the lowest whole number mass ratio of Hydrogen in the two compounds? a) Find the grams of Oxygen per 1 g of Nitrogen for each compound. b) Divide the highest answer by the smallest answer. 3) Oxygen forms two compounds with Nitrogen as shown: Compound A: 32 g O, 14 g N. Compound B: 48g O, 14 g N. 15