Kendrick sees a display of rock samples at a museum. The information included in the display is as follows: Rock A formed from liquid rock.
Rock B formed from small pieces of rock in a different place.
Rocks A and B formed at about the same time.

Are Rocks A and B the same or different types of rock?

The rocks are

Which is true of the reactants in this displacement reaction? fe + 2hcl fecl2 + h2 a. the reactants are located to the left of the arrow in the chemical equation. b. the reactants contain 1 iron atom, 2 hydrogen atoms, and 1 chlorine atom. c. the reactants are the atoms, molecules, or compounds formed in the reaction. d. the reactants have the same physical and chemical properties as the products.

Describe the chemical reaction based on the chemical equation below. also, explain whether the equation is balanced.

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?