Pre$-$laboratory Questions

The Deepwater Horizon incident resulted in the release of an estimated $4\mathrm{.}9$ million barrels of crude oil.

a$.$ One barrel of oil equates to $42$ U$.$S$.$ gallons. About how many gallons of oil were released during this spill?

b$.$ Describe a method scientists may have used to estimate the amount of oil released in this spill. $($Hint: How would you estimate the amount of water that would be lost from a faucet left running for $87$ days?$)$

Read the procedure and then label the chemicals to be added to each. Refer to this drawing while performing the procedure.