Which is a saturated solution? 1)40g nh4cl in 100g water at 50 degrees celcius 2)2g so2 in 100g water at 10 degrees celcius 3)52g kcl in 100g water at 80 degrees celcius 4)120g ki in 100g water at 20 degrees celcius

Which of the following pairs of elements belong to the same groupa. h and he b. li and bec. c and pb d. ga and ge

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?