Calcule el grado de disociación de una sustancia A2B teniendo en cuenta que 0,7 moles se disolvieron en 500 mL de agua y se formó 0,2 mol de A1+ Alguna persona me podría ayudar con este problema? Gracias!

Nitrogen dioxide reacts with water to form nitric acid and nitrogen monoxide according to the equation: 3no2(g)+h2o(l)→2hno3(l)+no(g) part a suppose that 4.2 mol no2 and 0.50 mol h2o combine and react completely. which reactant is in excess? express your answer as a chemical formula. nothing

Ted and emily played a mixed doubles tennis match against jack and brenda. in the second match. ted and brenda played against jack and emily. which type of chemical reaction does the situation demonstrate?

What substance has a mass of 9.5g and volume of 2.1cm^3