Draw a faint pencil line around 1 cm from the bottom edge of the silica gel plate. Using a fresh spotter for each sample apply each of the five solutions to evenly spaced points on this line aiming to prepare a colored spot of material no more than 3 mm in diameter. Allow the application solvent to evaporate for a few moments, leaving five small colored spots.

Consider the point on the plot where 10.0 g of naoh have been added. what amount of naoh, in moles, has been added? 0.308 mol fecl3 initially present

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.

Displacement is the slope of a velocity vs. time graph a. true b. false