Briefly explain whether the following procedural errors would result in either an incorrectly high or incorrectly low calculated percent cu recovery for this experiment.

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.

it’s previous models   because when i picked that son of a gun’s answer it was wrong look for previous models because they might make it a different letter