Which type of molecules is shown below? A. Lipid B. Nucleic acid C. Carbohydrate D. Amino acid

Which statement is true about ionic compounds?

The diagram shows the relationship between scientific disciplines.the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a.physics b.biology c.chemistry d.metallurgy

What is the mass of naoh that would have to be added to 500 ml of a solution of 0.20 m acetic acid in order to achieve a ph of 5.0?