Find the missing number in the series: 1, 5, 13, 25, ?
Correct answer: A. 41
- A. 41
- B. 44
- C. 23
- D. 21
Explanation
The difference between consecutive terms increases by 4 each time. The differences are +4, +8, +12. The next difference will be +16. Therefore, the missing term is 25 + 16 = 41.
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About Gases
Gas behaviour is explained through the kinetic molecular theory and the relationships among pressure, volume and temperature. Work includes STP, Boyle's and Charles's laws, absolute zero, the ideal gas equation, and the distinction between ideal and real gases, especially the effects of intermolecular forces and molecular volume.
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