You dissolve the sample of fd& c red 40 (molar mass 496.4200 g/mol) in enough water to make 250.0 ml of solution. we call this the stock solution. what is the concentration of the stock solution in terms of molarity?

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o

The bone of a dinosaur and the imprint of a leaf are examples of which kind of fossils? a) index b) body c) amber d) trace

What role does weathering have in shaping earth’s surface? a) it allows sediments to fall out of a medium. b) it sediments settle on a new surface. c) it breaks down older material into sediments. d) it transports sediments to a different location. will give brainliest, answer quickly.