When vinegar, an acld, is mixed with baking soda, a base, the reaction is similar to the reaction of Alka-Seltzer and water, a salt, water and carbon dioxide are produced. In two or more complete sentences, describe how your
knowledge of balancing chemical equations can help you to determine the missing compound. Write your answer in the
essay box below.
NaHCO3 + HC H30,-
+ H2O + CO2

The graph above shows how the price of cell phones varies with the demand quantity. the equilibrium price for cell phones is where both supply and demand quantities equal $100, 5,000 5,000, $100

Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.

One does not belong why? ice, gold ,wood ,diamond and table salt