Which power regarding the federal judiciary was
established in marbury v. madison?
(1) the president appoints all federal judges.
(2) the congress creates lower federal courts.
(3) members of the federal courts serve life
terms.
(4) federal laws may be declared unconstitutional.

Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature

An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.

How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?