Mixing baking soda and vinegar is an example of an endothermic reaction. This means... Select one:

baking soda and vinegar are products in this reaction.

energy is released during the chemical reaction.

energy is taken in during the chemical reaction.

there is no change in energy during the chemical reaction.

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.

What is the vapor pressure of a solution with a benzene to octane?

To separate a mixture of hard candies nd marbles the most efficient method would be