Given that H(g) + H(g) H2(g) ∆H°= -436.4 kJ/mol
Calculate the change in mass (in kg) per mole of H2 formed

What’s a special glass that most beakers are made of

In the lab, ammonia was mixed with water to form ammonium hydroxide. what is/are the reactant(s)? o water and ammonia o ammonia o ammonium hydroxide need

Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.