Consider the reaction below.
2H20 → 2H2 + O2
How many moles of hydrogen are produced when 6.28 mol of oxygen form?
•3.14 mol
•6.28 mol
•12.6 mol
•25.2 mol

How many moles of n2 you have in 476 l sample at stp?

Ahypothrticalax type of ceramic material is known to have a density of 2.10 g/cm3 and a unit cell of cubic symmetry with a cell edge length of 0.57 nm. the atomic weights of the a and x elements are 28.5and 30.0 g/mol, respectively. on the basis of this information, which of the following crystal structures is (are) possible for this material: sodium chloride, cesium chloride, or zinc blende

What is the percentage of hydrogen in nitrogen trihydride