You mix a blue and a clear liquid together, and they turn a light blue. has a chemical reaction occurred? why or why not?

What pressure will be exerted by 0.675 moles of a gas at 25*c if it is in a 0.750-l container?

Which statement is best described as a atom

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal. b. he is determining chemical properties that are sufficient to identify the metal. c. he is determining physical properties that are insufficient to identify the metal. d. he is determining chemical properties that are insufficient to identify the metal.