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artificial radioactivity
nuclear fusion
nuclear fission
physical change
When the universal gas constant (R) is divided by Avogadros number (N), their ratio is called
When two gases are mixed, the entropy
When two ice cubes are pressed together, they join to form one cube. Which one of the following helps to hold them together?
When water itself combines chemically with some element or mineral it is called
When zinc reacts with hydrochloric acid, the gas evolved is
Which among the following coal contains 90 per cent of carbon?
Which among the following element in the human body / organ makes the main basis of working of the MRI (Magnetic resonance imaging)?
Which among the following impurity in drinking water causes the Bamboo Spine disorder?
Which among the following is found in chlorophyll ?
Which among the following is not a noble gas?