3. A 6.2L balloon at 55" C and 815 mmHg is hauled up to the top of K2, the world's second tallestpeak. The conditions at the summit are 65" C and 350. mmHg. What is the volume of the balloon at the summit of K2?

He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98