Bill has 1 marble, Jill has 1 marble, Sally has 2marbles, Wendy had 3 marbles, and Sean has 8 marbles. They argue about what the average number of marbles is. Wendy thinks the average is 3. What do you think her reasoning is?

What is the mass of 4 molecules of co2

•hydration •dissociation •dissolving which one goes to which

Which of the following is an example of how telecommunication devices people do their jobs? a.) a security guard checks the time using a digital watch. b.) a banker does some quick math using a solar calculator. c.) a nurse uses a digital thermometer to take a patient’s temperature. d.) a construction worker reports in to his office using a cell phone.