What volume of O2 is produced when 47.2 g of hydrogen peroxide (H2O2) decomposes to form water and oxygen at 160°C and 2.0 atm?
___H2O2 (aq) → ___H2O (l) + ___O2 (g)

Which statement is a reason to support population regulation? a) it is unethical for us to control birth control rates b) humans have the freedom to produce as many children as desired c) the gap between the rich and poor has been narrowing since 1960 d) billions more people on the earth will intensify many environmental and social problems

Identify one disadvantage to each of the following models of electron configuration: -dot structures -arrow and line diagrams -written electron configurations type in your answer below. (answer) -dot structures do not show the distribution of electrons in orbitals and take up a lot of space. -arrow and line diagrams take up a lot of space and make it difficult to count electrons. -written configurations make it easy to lose count of electrons and do not show the distribution of electrons in orbitals.

How many moles of al3+ ions are in 1.25 moles of al2o3