How long must a constant current of 50. 0 a be passed through an electrolytic cell containing aqueous cu2+ ions to produce 4. 50 moles of copper metal?.

Name and describe how to implement one method of embellishment.

Spider crabs live in the shallow regions of the ocean floor. algae tend to grow on the surface of spider crabs. the algae provide the crabs protection from predators by camouflaging them. the spider crabs give the algae shelter. what does this description suggest? 1. the algae are parasites of the spider crabs. 2. the algae and the spider crabs have a mutualistic relationship. 3. the spider crabs are commensals, and the algae are parasites. 4. the spider crabs benefit from the algae living on them. 5. the spider crabs are parasites of the algae.

During which stage of engine operation does the piston squeeze the air and fuel mixture that’s trapped in the combustion chamber a. intake b. power c.compression d. exhaust