The removal of silver tarnish from silverware using aluminum foil and a solution of electrolyte is an example of
a) oxidation of aluminum metal.
b) reduction of silver ions.
c) an electrochemical cell.
d) all of the above

Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants

What is an example of a physical property?

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change