Which could be the pH of an aqueous solution with a H3O+ ion concentration that is less than its OH- ion concentration? A. 2

B. 3

C. 4

D. 9

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3

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 do you convert 4 mmol of bromobenzene to ml?