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Q. 11 For the complete combustion of graphite and diamond in oxygen individually, the standard enthalpy change (ΔH°298) values are −393.5 kJ mol−1 and −395.4 kJ mol−1, respectively. Then, the […]

Q. 10 Consider the following three statements: (i) Some roses are red. (ii) All red flowers fade quickly. (iii) Some roses fade quickly. Which of the following statements can be […]

Q. 9 Which of the following functions describe the graph shown in the below figure? (A) y = ||x| + 1| – 2 (B) y = ||x| – 1| – […]

Q. 8 From the time the front of a train enters a platform, it takes 25 seconds for the back of the train to leave the platform, while travelling at […]

Q. 7 Given that a and b are integers and a + a²b³ is odd, which one of the following statements is correct? (A) a and b are both odd […]

Q. 6 For integers a, b and c, what would be the minimum and maximum values respectively of a + b + c if log |a| + log |b| + […]

Q. 5 A number consists of two digits. The sum of the digits is 9. If 45 is subtracted from the number, its digits are interchanged. What is the number? […]

Q. 4 A rectangle becomes a square when its length and breadth are reduced by 10 m and 5 m, respectively. During this process, the rectangle loses 650 m² of […]

Q. 3 Seven machines take 7 minutes to make 7 identical toys. At the same rate, how many minutes would it take for 100 machines to make 100 toys? (A) […]

Q. 2 “Her ____ should not be confused with miserliness; she is ever willing to assist those in need.” The word that best fills the blank in the above sentence […]