Questions

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

The _________ balance is equal to capital flows from the rest of the world, minus capital flows to the rest of the world.

CuO + H2 ---> Cu + H2O. This equation is an example of

There are 15 protons and 22 neutrons in the nucleus of an element. What is its mass number?

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

She was uneasy because she (never be) on a plane before.

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

The employees are hell bent at getting what is due to them.

In the following questions, one part of the sentence may have an error. Find out which part of the sentence has an error and click the button corresponding to it. If the sentence is free from error, click the "No error" option.

I was(A)/at loss(B)/and did not know what to do(C)/No error(D)

In the following question, sentence given with blank is to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

My grandmother's exercise regime is to walk the mall at a __________ pace.