What is the justification required to make an arrest?

Which solution has the higher ph, a 0.001 m solution of naoh or a 0.001 m solution of ba (oh) 2?

NH4Cl and Na2CO3 total ionic equation and net ionic equation

58. Explain why each successive ionization of an electron requires a greater amount of energy. (6.3)

46 What are the products when potassium hydroxide reacts with hydrochloric acid? (1) KH (s), Cl - (aq), and OH - (aq) (2) K (s), Cl2 (g), and H2O (ℓ) (3) KCl (aq) and H2O (ℓ) (4) KOH (aq) and Cl2 (g)

In an effusion experiment it required 40 s for a certain number of moles of a gas of unknown molar mass to pass through a small orifice into a vacuum. Under the same conditions 16 s were required for the same number of moles of O2 to effuse.

Why are gasses elements on the periodic table?

The gravitational force between two objects is 100 N If the mass of each object is doubled, what is the gravitational force between the objects at the same distance? a:25 N b:50 N c:200 N d:0400 N

Acid charge Perchloric acid ion

Write the concentration equilibrium constant expression for this reaction. 2cui (s) + i2 (aq) → 2cu+2 (aq) + 4i - (aq)

Chlorine gas has a pressure of 1.05 atm at 25°C. What pressure will it exert at 75°C?