How many milligrams of acetaminophen would be a lethal dose for a 132 lb adult

The molecular formula for caffeine is cshion402. which of the following elements is not found in caffeine?

Silver tarnishes as silver metal reacts with hydrogen sulfide, h2s, in the air. in this reaction, dark silver sulfide, au2s, covers the surface of silver. when silver is polished, this coating of silver sulfide can be removed from the surface. this makes the silver shiny again. enter the coefficients that balance the tarnishing reaction equation. (type 1 for no coefficient.)

Nonpoint source pollution is difficult to control because it