What happens to the electron configuration when you move across a period to the right?

Which statement best describes a weak acid? A. turns blue litmus paper red B. conducts electricity and tastes sour C. partially ionizes and is corrosive to metals D. fully dissociates and establishes an equilibrium in solution

Determine both the formula mass and molar mass of ammonium carbonate, (nh4) 2co3

Calculate the density of an object that has a mass of 43 g and a volume of 56.0 ml.

A sample of CaCl2⋅2H2O/K2C2O4⋅H2O solid salt mixture is dissolved in ~150 mL de-ionized H2O. The oven dried precipitate has a mass of 0.24 g. The limiting reactant in the salt mixture is K2C2O4⋅H2O.

Sulfur trioxide, SO3 (g), reacts with water to form sulfuric acid, H2SO4 (g), a major component of volcanic smog. What is the balanced chemical equation for this reaction?

Explain the effects of nh3 and hcl on the cuso4 solution in terms of le chatelier's principle

At 25°C 12 M H202 is decomposed after 30 minutes the concentration of the H2O2 is found to be 9.5 M what is the average reaction rate for this decomposition reaction.

Give an example of a solution that can be seperated by simple distilation.

What is the h + concentration for an aqueous solution with poh = 3.35 at 25 ∘c? express your answer to two significant figures and include the appropriate units?

What information does a phase diagram give