If you have 150 grams of a radioactie isotope with a half-life of 10 years. Given this information, identify the values (X, Y, & Z) that should be place in the table below to correctly evaluate this

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.

c. orbital shape i hope this is correct