Electronic Configuration - Write the electron configurations for Mg and Ar, using both the spdf notation and orbital box diagrams. Describe the relation of the atom's electron configuration to its position in the periodic table. electron configuration for Mg___________ spdf____________________ orbital box diagram: electron configuration for Ar_________________ spdf___________________...

periodic table - The similarities of elements in the same groups and periods.

Determining the amount of heat required to raise the temperature of a substance. - Liquid methanol has a heat capacity of 81.6 J/(K mol). How much heat is required to raise the temperature of 20.0 g of liquid methanol from 25 C to 40.0 C?

Mass Balance Problem - I am having some difficulty in understanding the given problem. I have made an attempt to answer the questions, but the answers don not make any sense. Help.

Understanding the ideal gas law. Using the ideal gas law to calculate work done as a result of a chemical reaction that generates a gas. - Calculate the work done when 50 g of iron dissolves in hydrochloric acid in (a) a closed vessel and (b) an open beaker. Hint: Use the ideal gas law and equations to determine amount of work done when a gas expands.