Igualar las siguientes ecuaciones por el método algebraico Na2TeO3 + NaI + HBr NaBr + Te + H2O + I2

Ammonium perchlorate nh4clo4 is the solid rocket fuel used by the u. s. space shuttle. it reacts with itself to produce nitrogen gas n2 , chlorine gas cl2 , oxygen gas o2 , water h2o , and a great deal of energy. what mass of nitrogen gas is produced by the reaction of 2.1g of ammonium perchlorate?

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume

Who determined the nature of chemical bonds?