Questions

The pH of a solution, whose hydrogen ion concentration is 1 x 10 mole per litre, will be ____.

15% of an alloy was silver. If in a quantity of alloy there was 51 g of silver, what was the quantity of the other elements in the alloy?

In October 2017, who launched India’s 3rd biggest ‘Initial Public Offering (IPO)’ of Rs 11,370 crore?

The ____ of a substance is defined as the mass per unit volume.

If a current of 1.5 A is maintained in a resistor of 10 ohm, then the energy dissipated in the resistor in 1 minute will be 

June 21 marks the winter solstice in the _________ Hemisphere.

Which of the following increased in the 1920's?

ΔABC is similar to ΔDEF. If the ratio of similar sides is K:1, the ratio of their areas is