The van’t Hoff factor for BaCl2 at 0.01 M concentration is 1.98. The percentage dissociation of BaCl2 at this concentration is

In a parallelogram, the consecutive angles are ________.&nbsp;

Which of the following statements doesn't guarantee that the figure is a square?

If ONKA is a square, then find ∠KOA.

ABCD is a parallelogram in which ∠ADC = 75° and side AB is produced to point E as shown in the figure. Find x + y.<figure class="image image-style-align-center"><img src="https://www.learninsta.com/wp-content/uploads/2020/09/Quadrilaterals-Class-9-Extra-Questions-Maths-Chapter-8-with-Solutions-Answers-2-1.png" alt="Quadrilaterals Class 9 Extra Questions Maths Chapter 8 with Solutions Answers 2"></figure>

The adjacent sides of a parallelogram are 20cm and 15cm  in length. Then the ratio between the corresponding altitudes is

The van’t Hoff factor for BaCl₂ at 0.01 M concentration is 1.98. The percentage dissociation of BaCl₂ at this concentration is

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