Câu 36: _VD _Hình lập phương có thể tích là 1253 thì diện tích đáy là: A. cm2 B. 5cm2 C. 25cm2 D. 52cm2

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

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

How would you reduce the volume of gas