Quan sát giản đồ pha của H2O và CO2, hãy cho biết: a. Vì sao OB nghieenhg sang trái, OB' nghiêng sang phải. b. Hiện tượng gì xẩy ra khi nước đá và tuyết CO2 được để trong không khí (áp suất bằng 1atm). Giải thích

Which statement names the physical property of wood a. wood is softer than coal b. wood does not rust c. wood can rot d. wood can burn

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?

Liquid from a brewery fermentation contains 10% ethanol and 90% water. part of the fermentation product (50,000 kg/h) is pumped to a distillation column on the factory site. under current operating conditions, a distillate of 45% ethanol and 55% water is produced from the top of the column at a rate of one-tenth that of the feed. what is the composition of the waste "bottoms" from the still?