When sodium metal is dropped into water, all the metal reacts in the equation shown below. What mass of hydrogen is liberated from a
92.0 gram piece of sodium?
2Na + 2H20 --> 2NaOH + H2

An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have

Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?

Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.