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Class 11 · Chemistry
→A pure compound contains 55 percent A and 45 percent B. What is the simple ratio A:B?
Class 11 · Chemistry
→Which option shows wrong use of the law of gaseous volumes?
Class 11 · Chemistry
→When is volume comparison valid in Gay-Lussac's law?
Class 11 · Chemistry
→If 4 litres gas A and 8 litres gas B form 4 litres gas C what is the simple volume ratio?
Class 11 · Chemistry
→Under same conditions what is the simple ratio of 7 litres gas A and 21 litres gas B?
Class 11 · Chemistry
→If gaseous volumes are 18 litres and 6 litres what is the ratio?
Class 11 · Chemistry
→At same temperature and pressure 16 litres gas A and 24 litres gas B react. What is the simple ratio?
Class 11 · Chemistry
→If in (SnO) and (SnO_2) a fixed mass of tin combines with different masses of oxygen which law applies?
Class 11 · Chemistry
→Which option is a correct example of multiple proportions?
Class 11 · Chemistry
→Fixed 4 grams A combines with 7 grams and 28 grams B in two compounds. Which law is shown?
Class 11 · Chemistry
→In two compounds 11 grams A combines with 14 grams and 42 grams B. What will be the ratio of B?
Class 11 · Chemistry
→In two compounds fixed 9 grams A combines with 12 grams and 30 grams B. What is the simple ratio of B?
Class 11 · Chemistry
→Comparison of (NO_2) and (N_2O_5) is related to which law?
Class 11 · Chemistry
→Which option correctly shows fixed composition of a pure compound?
Class 11 · Chemistry
→In which example will the law of definite proportions not apply directly?
Class 11 · Chemistry
→If two samples of a pure compound have ratios 12:16 and 3:4 what is the correct conclusion?
Class 11 · Chemistry
→A compound has 27 grams A and 45 grams B. What is the simple ratio A:B?
Class 11 · Chemistry
→If A:B is 9:4 in a compound and B is 20 grams what is A?
Class 11 · Chemistry
→In a compound A:B is 8:5 and total mass is 65 grams. What is the mass of B?
Class 11 · Chemistry
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