Oblicz masę tlenu, wiedząc, że wypełnia on pomieszczenie o rozmiarach 2m x 3.5m x 3m. Gęstość tlenu wynosi 1,249kg/m3 .

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.