What is the equation of major axis of the ellipse
x=3
y=2
x=5
y=-2
As we learnt
Major axis -
The line segment through the foci of the ellipse.
- wherein
The equation of major axis will be y=-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
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