5. 20,0 liters of ammonia are produced in the reaction between nitrogen and hydrogen, a) How many Molecules of hydrogen are required? b) How many liters of nitrogen are required?

Iron (3) oxide will decompose in the presence of hydrogen gas and heater to produced iron and digydrogen monoxide white a balanced chemical equation

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line