All of the orbitals in a given electron shell have the same value of the quantum number. a)principalb)spinc)magneticd)angula r momentume)psi

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland

Compare and contrast physical changes with chemical changes.

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.