Consider the reaction: na2co3 + 2hcl → 2nacl + co2 + h2o. a minimum of moles of sodium carbonate is needed to fully react with 750 g of hcl

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

How are the terms group and period used on the periodic table