Water in an old building tested recently, showed high copper and iron content, and low ph levels. a water reading taken 20 years before, showed low ph levels and only minimal traces of copper and iron. if none of the new buildings on the same street showed signs of metallic contaminants, but all reported lower than normal ph readings, how might these readings be explained? (where could the metal come from? )

12 3 4 5 6 7 8 9 10 time remaining 29: 51 shondra is thinking of making payments for her laptop by setting up automatic withdrawals with the store. what must shondra consider before she decides to pay with automatic withdrawals? shondra should be sure she will remember to call the store each month to make the payment. shondra should check her credit history to be sure she has a good credit score. shondra should be sure she will have enough in her account to be able to make the monthly payments. shondra should consult with a credit counseling service. mark this and return