Is exploding dynamite a chemical change or a physical change

Analysis of a reaction mixture showed that it had the composition 0.411 mol/L N2, 0.535 mol/L H2, and 0.118 mol/L NH3 at 800 K, at which temperature Kc = 0.278 for N2 (g) + 3 H2 (g) ⇀↽ 2 NH3 (g). Calculate the reaction quotient Qc.

When aluminum oxide reacts with hydrofluoric acid, how many moles of aluminum fluoride are produced when 150 grams of aluminum oxide are used?

Mr. Thorton, the science teacher, was explaining the difference between kinetic and potential energy. He compared the difference to a wind-up toy.

What mass of CO2 in grams will form 8.94 g O2 completely react?

Convert 22.4kg/l to kg/ml

Which scientific law predicts that the mass of the reactants before a chemical reaction will equal the mass of the products after the reaction has taken place?

How does the magnitude of kp for the reaction 2hi (g) ⇋h2 (g) + i2 (g) change if the equilibrium is written 6hi (g) ⇋3h2 (g) + 3i2 (g) ?

Select the correct answer. Which of these elements is rarely found in organic molecules? A. hydrogen B. oxygen C. barium D. carbon

Can a solution with undissolved solute be supersaturated

What family is the mineral lead in?