Which of the following is an example of a heterogeneous equilibrium reaction? O a) MgO(s) + CO2(g) = MgCO3(s) O b) C2H2(g) + 2Br2(g) = C2H2Br4(8) O c) N2(g) + 3H2(g) = 2NH3(8) O d) N204(8) =2NO2(8) O e) H2(g) + F2(8)=2HF(3)

Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat

What is the lowest number energy level where a d sublevel is found

What is the mass of phosphorous in a 51-kg person