brain contains fluid filled balloon. give reason
A balloon filled with helium gas rises up. Give reason.
Three balloons are filled with different amounts of an ideal gas. One balloon is filled with 3 moles of the gas, filling the balloon to 30 L. The second balloon contains 2 moles of gas.
The third balloon occupies a volume of 45 L.
(i) What volume will the second balloon occupy?
(ii) How many moles of the gas does the third balloon contain?