Calculate the pH of each of the following buffered solutions. (a) 0.60 M C2H5NH2 / 0.30 M C2H5NH3Cl WebAssign will check your answer for the correct number of significant figures. Incorrect: Your answer is incorrect. (b) 0.30 M C2H5NH2 / 0.60 M C2H5NH3Cl WebAssign will check your answer for the correct number of significant figures. Incorrect: Your answer is incorrect. (c) 0.60 M C2H5NH2 / 0.60 M C2H5NH3Cl WebAssign will check your answer for the correct number of significant figures. Incorrect: Your answer is incorrect.

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.