In the laboratory, a student is directed to prepare a 0.359 M solution of red #40 dye in a 250.0mL volumetric flask. The molecular mass of red #40 is 496.42 g/mol. How many grams of solid dye should the student weigh out to prepare the solution?

What are fructose and glucose an example of?

Effect of rotenone and antimycin a on electron transfer rotenone, a toxic natural product from plants, strongly inhibits nadh dehydrogenase of insect and fish mitochondria. antimycin a, a toxic antibiotic, strongly inhibits the oxidation of ubiquinol. (a) explain why rotenone ingestion is lethal to some insect and fish species. (b) explain why antimycin a is a poison. (c) given that rotenone and antimycin a are equally effective in blocking their respective sites in the electron-transfer chain, which would be a more potent poison? explain.

How does a large body of water, such as the ocean, influence climate?