Which one of the following is commonly used for pulp bleaching in the paper industry?
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A solid sphere and a solid hemisphere have the same total surface area. The ratio of their volumes is (Take, π=22/7)
The ratio of cost price and selling price 25:26. The percent of profit will be
The pH of a solutiion is 3. When its pH changes to 6, then H+ ion concentration
Ghatotkacha (who ruled in the years 290–305 B.C.) was a king from which dynasty?
___________ is a form of computer data storage which stores frequently used program instructions to increase the general speed of a system.
The ozone layer protects us from harmful _______________ rays of the sun.
Which of the following is NOT prime number?