Someone help me pls Ill give No Bots or Report
Match the name of the person and the letter of the line

The characteristics 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 an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.

How is an endothermic reaction identified

Which is the best metal to use in an alloy to increase its electrical conductivity?