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How many moles of carbon dioxide are present in a gas jar containing 1.501 × 1022 molecules of CO₂?
The dimensional formula of angular momentum is:
When diamond is heated at more than 1500 Degree Celsius in the absence of air, then it turns to………….?
Coffee, spinach, onion and tea in our diet mostly provide us with which of the following elements as food?
Which tissue acts as first line of protection for body from any physical or chemical damage?
Which one of the following oxides reacts with both acid and base?
What is the name of the reaction in which acid reacts with base to form salt and water?
Which one of the following diseases in humans can spread through air?
Which of the following is NOT a method to improve crop yields in India?
In a concave mirror which of the following pair of position of object – position of image is correct?
I. At C - At C
II. At F – At Infinity
