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Class 11 · Chemistry
→Which unit is the most useful clue in Gay-Lussac's law?
Class 11 · Chemistry
→A student chose two samples of the same \(H_2O\) for multiple proportions. What is the correct correction?
Class 11 · Chemistry
→A student applied the law of definite proportions to tea. What is the mistake?
Class 11 · Chemistry
→A student says conservation of mass means each product mass equals each reactant mass. What is the correct correction?
Class 11 · Chemistry
→At the same temperature and pressure gaseous volumes are 12 litres 18 litres and 6 litres. What is the simplest ratio?
Class 11 · Chemistry
→At the same temperature and pressure gaseous volumes are 3 litres 6 litres and 9 litres. What is the simplest ratio?
Class 11 · Chemistry
→At the same temperature and pressure gaseous volumes are 10 litres 5 litres and 15 litres. What is the simplest ratio?
Class 11 · Chemistry
→At the same temperature and pressure gaseous volumes are 8 litres 12 litres and 4 litres. What is the simplest ratio?
Class 11 · Chemistry
→At the same temperature and pressure gaseous volumes are 6 litres 9 litres and 3 litres. What is the simplest ratio?
Class 11 · Chemistry
→At the same temperature and pressure gaseous volumes are 2 litres 4 litres and 2 litres. What is the simplest ratio?
Class 11 · Chemistry
→In two compounds fixed 9 grams of A combines with 15 grams and 45 grams of B. What is the simple ratio of B masses?
Class 11 · Chemistry
→In two compounds fixed 3 grams of A combines with 11 grams and 22 grams of B. What is the simple ratio of B masses?
Class 11 · Chemistry
→In two compounds fixed 7 grams of A combines with 10 grams and 25 grams of B. What is the simple ratio of B masses?
Class 11 · Chemistry
→In two compounds fixed 5 grams of A combines with 14 grams and 21 grams of B. What is the simple ratio of B masses?
Class 11 · Chemistry
→In two compounds fixed 12 grams of A combines with 16 grams and 32 grams of B. What is the simple ratio of B masses?
Class 11 · Chemistry
→In two compounds fixed 4 grams of A combines with 9 grams and 27 grams of B. What is the simple ratio of B masses?
Class 11 · Chemistry
→In two compounds fixed 10 grams of A combines with 12 grams and 18 grams of B. What is the simple ratio of B masses?
Class 11 · Chemistry
→In two compounds fixed 6 grams of A combines with 8 grams and 24 grams of B. What is the simple ratio of B masses?
Class 11 · Chemistry
→In a pure compound the mass ratio A:B is 9:11 and total mass is 60 grams. What is the mass of B?
Class 11 · Chemistry
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