Find the number of moles of argon in 804g of argon

How many grams of n2h4 will be consumed by 23 g of n2o4

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

How have the greenhouse gasses increased from the year 2000 to 2018