How many moles of carbon dioxide can be produced from 13 moles of oxygen gas? Round your answer to a whole number. Ba GREEN 2CH2(g) +502(g) → 4CO2(g) + 2H20 (1) ​

8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm

About 3% of the water on earth is freshest. only about 40% of that freshwater is available for human use. why is so much freshwater unavailable for human use?

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.