Question 17 of 25 What gets oxidized in an electrolytic cell made with nickel and copper
electrodes?
A. Ni2+
B. Ni(s)
C. Cu(s)
O D. Cu2+

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.

Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?