Calculate using ppt (part per thousand) 0.5 grams of sugar per 1 liters of solution

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

Give the orbital configuration of the phosphorus (p) atom.

Which answer tells the reason the earth’s climate is getting warmer? too many animals are becoming extinct. large glaciers are melting in antarctica. the earth is moving closer to the sun. driving cars gives off gases that trap heat in the atmosphere.