What is the volume occupied by 4 grams of oxygen at room temperature

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

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.

What is the independent variable in this investigation? mass volume sample number substance density