20.0 mL of a monoprotic acid is titrated with NaOH, resulting in the following titration curve. Use the curve to calculate the pH after 15.00 mL of NaOH is added.
Titration of 20.0 mL HA with Naoh
pH
(20,00, 7.00)
(10.00, 0.301)
(0, -0.176)
(15.00, ?)
Volume Na OH (mL)

Which statement is true about the model of the electromagnetic spectrum a: it change the frequencies of light. b: it compare wavelengths of light. c: the color of light waves can be changed using the model. d: the intensities of light waves can be decreased using the model.