At 15°C, the value of Kw is 4.5 * 10⁻¹⁵. What is the equilibrium concentration of OH⁻ at this temperature?

Which of the following electron configurations for neutral atoms is correct? Li nitrogen: 1s 2, 2s 2, 2p 3 the third sub-level silicon: 1s 2, 2s 2, 3s 2, 2p 6 3p 2 helium: 1s 1, 1p 1

What is the name of Nal? a) sodium (1) iodine b) sodium iodine c) sodium monoiodine d) sodium iodide

Which of the following is not an atom A. Nitrogen B. copper C. Carbon dioxide D. Aluminum

The table compares the characteristics of a substance in three different states of matter. Comparison of Characteristics Characteristic State X State Y State Z Average Speed of the Molecules Low Greatest Least Particle Attraction/Forces Weak

A double replacement reaction can be best described as a reaction in which a substitution takes place. two atoms of a compound are lost. Oions are exchanged between two compounds. electrons are exchanged between two atoms.

Identify the precipitate (if any) that forms when KOH and Cu (NO3) 2 are mixed

What will happen to the equilibrium of this reaction if HCl gas is injected into the system? H 2 (g) + Cl 2 (g) Missing Metadata 2HCl (g) Question 1 options: The reaction will move to produce more HCl.

What combination of primary colors do we mix to get yellow

If you bend a straight chain of carbons, do you make a different structure? Why or why not?

The out side t layer is the linnets layer in the earth