What happens when the preassure of gas is decreased?

Given the equation: rate = k[H2O2]m[I-]n Which of the following statements is (are) true about the orders, m and n? A. m and n are independent from the molar coefficients of the reactants in the balanced chemical equation. B.

Which of the following gases has the highest average molecular velocity at 25 °C? H2O He HCl BrF NO2

19. When an atom of iron loses all of its 4s electrons and one of its 3d electrons, what is its charge?

What is the result of increasing the temperature of a gas? A. The number of molecules will increase. B. The molecules will slow down. C. The volume of the gas will decrease. D. The kinetic energy will increase

Define physical equilibrium in chemistry

Which of the following is an oxidation-reduction reaction? Which of the following is an oxidation-reduction reaction?

Which of the following will have the highest electronegativity? Silicon (Si), Phosphorus (P) or Arsenic (As). Explain your answer

On a 10-fold dilution of a strong acid, the ph will

An atom has the following electron configuration. 1s^2 2s^2 2p^6 3s^2 3p^4 How any valence electrons does this atom have?

What chemical element would you expect to find in amino acids?