Yes, a pearl is made of mostly calcium carbonate, which can react with a weak acid. Vinegar is a weak acid (acetic acid) which dissolves the calcium carbonate in the pearl and converts it into calcium, water and carbon dioxide.
Swami Vivekananda was born as Narendranath Datta on January 12, 1863. He was an avid scholar of Western and Hindu Philosophy. He is one of the most admired spiritual leaders all over the world who left an indelible mark in history with his teachings. He celebrated the American Day of Independence on 4 July by penning the…
Deep Blue is a computer designed by the International Business Machines Corporation (IBM). It was programmed to play chess. Deep Blue’s chess playing program is written in C and runs under AIX operating system. It is capable of evaluating 100 million positions per second. In 1996, it was defeated by Garry Kasparov, and in 1997…
Did you know these facts about India? India has the largest democratic government in the world, with 29 states, 7 union territories, 22 main languages and 1600 dialects. The Indian army just celebrated its 68th birthday. It is the third largest army in the world, having the largest voluntary, democratic and multicultural body, free from political…
