A random variable X has the following probability distribution: Then is equal to: Option: 1 Option: 2 Option: 3 Option: 4
Correct Option 2
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Correct option 2
23/36
1
7/12
2
option 2
Harshita Mangal
Option 2
50 mL of 0.2 M ammonia solution is treated with 25 mL of 0.2 M HCl. If pKb of ammonia solution is 4.75, the pH of the mixture will be : Option: 1 3.75 Option: 2 4.75
In JEE Main 2025 April 3 shift 2, chemistry takes U-turn to be tougher than physics, mathematics
JEE Main 2025 April 3 Exam Analysis 2025: Shift 1 paper easy to moderate; chemistry section ‘easiest’
JEE Mains 2025 admit card out for April 7, 8, 9 exams; download on jeemain.nta.nic.in
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