4. Assume that the buret at the right was previously filled to the 0.00 mL mark.
What volume of reagent has been delivered? (Remember to estimate between the lines
to get one more digit than can be read from the scale.)

Describe the process that was used in this lab to create magnesium oxide, specifically identifying the type of chemical reaction. explain why the product had a higher mass than the reactant, and how this relates to conservation of matter.