Use the definition of Avogadro’s number to find the mass of a helium atom.
Answer to relevant Questions(a) How many atoms of helium gas fill a balloon having a diameter of 30.0 cm at 20.0°C and 1.00 atm? (b) What is the average kinetic energy of the helium atoms? (c) What is the root-mean-square speed of the helium atoms?Calculate the change in internal energy of 3.00 mol of helium gas when its temperature is increased by 2.00 K.Rubber has a negative average coefficient of linear expansion. What happens to the size of a piece of rubber as it is warmed?After food is cooked in a pressure cooker, why is it very important to cool off the container with cold water before attempting to remove the lid?This paper is written by B.B Zhou, X. Qu and R.P Brent working in Computer Sciences laboratory. The title of this journal is Effective scheduling in a Mixed Parallel and Sequential Computing Environment. As this paper ...
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