How much MnO2(s) should be added to excess HCl(aq) to obtain 245 mL Cl2(g) at 25 °C and 775 Torr ?

Why are the trends and exceptions to the trends in ionization energy observed?

In a spacecraft, the following reaction occurs: co2(g) + 2lioh(s) -> lico3(s) + h2o(i) (i attached picture of equation) how many liters of carbon dioxide will 4 moles of lithium hydroxide (lioh) absorb? (one mole of any gads occupies 22.4 l under certain conditions of temperature and pressure. assume those conditions for this equation.) 45l 6.0l 3.0l 34l

How many moles of oxygen gas are produced from the decomposition of six moles of potassium chlorate