One of the active ingredients in stain removers is sodium percarbonate (Na2CO3), and a typical stain remover spray contains 6.5% sodium percarbonate. Calculate the amount (in grams) of sodium percarbonate in 150.0 mL of a 6.5% sodium percarbonate solution.

|using the periodic tablewarm-upuse the periodic table in the tools bar to answer the following questions.what elemental classification does oxygen belongto? done

Tell me the iupac name of the following compounds:

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.