Ineed with these to see if they are right

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0

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.