why would a chemist need to perform both a scan across all wavelengths and a scan at a specific wavelength?

In a chemical reaction at equilibrium, the rate of the forward reaction the rate of the reverse reaction. if the rate of the forward reaction more products are formed.

Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false