Which would cause a hazard when working with chemicals in laboratory? a touching a chemical b wearing safety goggles c using a lab apron d removing jewelry before working

Salt in oceans comes from and of rocks

Which of the following best describes technology a. something created for only scientists to use b.the method of thinking that scientists use. c.the application of engineering to create useful products. c. a scientific idea

You have a sample of a metal, the sample is exactly 6.02 x 1023atom, if the sample has a mass 55.85 what metal is your sample made of?