đốt cháy hoàn toàn 0,25 mol hỗn hợp y gồm 3 este đơn chức vừa đủ v lía o2 sau phản ứng thu được 1 mol co2 và 0,75 mol h20 giá trị của v là

Write two balanced equations 1. dissolving of solid sodium hydroxide in water 2. the reaction of sodium hydroxide solution with hydrochloric acid

Earth's axis of rotation is tilted at an angle of 23.5 degrees. what is one change you would see on earth if its axis was not tilted?

Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma