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Class 11 · Chemistry
→If a 72 gram compound contains 18 grams A what is the percentage of A?
Class 11 · Chemistry
→If gaseous volumes are 9 litres and 12 litres what is the simple ratio?
Class 11 · Chemistry
→If gaseous volumes are 14 litres and 7 litres what is the simple ratio?
Class 11 · Chemistry
→In two compounds masses of B are 20 grams and 50 grams while A is fixed. What is the simple ratio?
Class 11 · Chemistry
→In two compounds fixed 12 grams A combines with 18 grams and 24 grams B. What is the ratio of B?
Class 11 · Chemistry
→If a sample has A:B as 9:6 what is the simple ratio?
Class 11 · Chemistry
→If a 63 gram compound contains 21 grams A what is mass of B?
Class 11 · Chemistry
→If a 54 gram compound contains 18 grams A what is mass of B?
Class 11 · Chemistry
→If 4 grams A and 12 grams B form a compound what is the total compound mass?
Class 11 · Chemistry
→Which ratio is the correct simplified form of 24:36?
Class 11 · Chemistry
→Which ratio is the correct simplified form of 14:35?
Class 11 · Chemistry
→Which ratio is the correct simplified form of 18:27?
Class 11 · Chemistry
→Which ratio is the correct simplified form of 15:20?
Class 11 · Chemistry
→Two pure samples have ratios 6:9 and 8:12. What is the correct conclusion?
Class 11 · Chemistry
→Two samples have ratios 12:18 and 2:3. Do they agree with definite proportions?
Class 11 · Chemistry
→A pure compound contains 60 percent A and 40 percent B. What is the simple ratio A:B?
Class 11 · Chemistry
→If A is 70 percent in a pure compound what percent is B?
Class 11 · Chemistry
→A compound contains 80 percent A. What will be percent of B?
Class 11 · Chemistry
→If a compound has 25 percent A and 75 percent B what is the simple ratio A:B?
Class 11 · Chemistry
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