The molarity of the Cu2+ and Zn2+ solutions used in the setup of the electrochemical cell was 1 M. Explain why the voltage was not equal to the standard reduction potential for the Cu Zn redox reaction at all times during the experiment.

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Complete the following statements to describe solids, liquids, and gases. select the correct answer from each drop-down menu. a solid a definite volume and a definite shape. a liquid a definite volume and a definite shape. a gas a definite volume and a definite shape

Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness