Pure aluminum is dropped inyo a solution of silver sulfate, aluminum replaces sulver ik the compound and pure silver sinks to the bottom of yhe cantanior

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

How many moles of oxygen react with 12 moles of aluminum

No copying 15 pts how does a free-body diagram tell you about the net force on an object?