The reaction between chlorine and hydrogen occurs in the presence of sunlight at room temperature while that between fluorine and hydrogen occurs in the dark and at low temperatures. Explain why.

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

Sugar is dissolved in water. which is the solute? sugar neither both water

Which of the following statements are incorrect?