weak acids adissociate what's is the concentration of hydronium Ion I a solution lebeled 1.00 M HCN what wou'd be the concentration become if the solution were diluted tenfold​

The enthalpy of formation of water is -285.8 kj/mol. what can be inferred from this statement?

Which substances have the lowest melting points: ionic covalent, or metallic

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.