Galium has a weighted average atomic mass of 69.7 and two naturally occurring isotopes: gallium-69 and gallium-71. gallium-69 has a relative abundance of 60.1% and a mass of 68.9. the relative abundance of gallium-71 is 39.9%. based on the information, what is the mass of gallium-71?

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.

For the following, determine the type of reaction and then give products.

Provide a stepwise curved arrow mechanism that fully explains the outcome of the reaction shown below. oh нао* heat он