A. Use enthalpies of formation to determine the AHreaction for the reaction CaCl2(s) → CaCl2(aq)

Which element forms an ionic bond with flourine? 1) fluorine 2) carbon 3) potassium 4) oxygen

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery

What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature