Using the equation in question #4, what is the mole ratio of CO2 to O2? moles of CO2 to
moles of O2

Which formula can be used to calculate the molar mass of hydrogen peroxide

Abaker touches a pie right after taking it out of the oven. which statement best explains why the pie feels hot?

Awhite powder is added to a solution. the images show observations made before the powder is added, just after the powder has been added, and a little while later. (the liquid in the small beaker is phenol red solution.) what evidence shows that a chemical change has taken place?