Read the chemical equation.
n2 + 2h2 > 2nh3
using the volume ratio, how many liters of nh3 is produced if 4.2 liters of h2 reacts with an excess of n2, if all measurements are taken at the same temperature and pressure?
a. 2.8 liters
b. 3.2 liters
c. 5.4 liters
d. 6.3 liters

According to the diagram; a) identify the anode of the cell and write the half-reaction that occurs there b) write the overall equation for the reaction that occurs as the cell operates c) calculate the value of the standard cell potential ,e cell. d)write the shorthand notation of the cell above e)indicate the flow of the electrons on the diagram

Why did southern business leaders want to increase the number of slaves

Calculate the number of molecules present in 0.750 mol of mgo.