If a question cannot be tested and observed, it cannot be answered with science. (2 points) True or False?

State two physical properties of ionic compound

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.

Word equation for k(s) +h2o(l) yield koh (aq) + h2