Which describes the pH of an antacid that is used to neutralize stomach acid?

A solution of toilet bowl cleaner has PH of 13 the solution is?

7. How long is a federal election?

Is a humidifier putting moisture in the air a physical change

Reaction 1: C3H8 (g) + 5O2 (g) →3CO2 (g) + 4H2O (g), ΔH1 = - 2043 kJ. Reaction 2: 3C3H8 (g) + 15O2 (g) →9CO2 (g) + 12H2O (g), ΔH2 = ? Determine the value of ΔH2.

Look at this reaction: 3NO (g) ⇆ N2O (g) + NO2 (g) Keq = 1.8*10^ (18) (at 298 K), △H° = - 155 kJ/mol. Which of the following statements about this reaction is not correct? a) ΔS < 0 because there is more order in the products than in the reactants.

What types of weather are associated with cold fronts?

How do you separate oil and vinegar?

A mixture of 0.438 M H2, 0.444 M I2, and 0.895 M HI is enclosed in a vessel and heated to 430 °C. H2 (g) + I2 (g) 2 HI (g) Kc = 54.3 at 430∘C Calculate the equilibrium concentrations of each gas at 430∘C.

Why is the atmospheric pressure lower on a high mountain peak than at sea level

What is the mole ratio of N2 + 3H2 Right arrow. 2NH3