Liquid x has a ph of 3 and liquid y has a ph of 7. which statement is true? liquid x is an acid and liquid y is neutral. liquid x is a base and liquid y is neutral. liquid x is an acid and liquid y is a base. liquid x is a base and liquid y is an acid.

Ascientist notices that an oil slick floating on water when viewed from above has many different colors reflecting off the surface, making it look rainbow-like (an effect known as iridescence). she aims a spectrometer at a particular spot and measures the wavelength to be 750 nm (in air). the index of refraction of water is 1.3