20 ! plz ; 3; two pieces of silk have an electric charge after being rubbed on a peice of amber. what will happen when the two silk peices are bought close together. a) they will transfer their electrons from one to the other b) they will not affect one another. c) they will attract one another. d) they will repel one another.

What is the maximum amount of al2(so4)3 which could be formed from 15.84 g of al and 12.89 g of cuso4?

Explain how the integumentary system plays a crucial role in the ability to maintain homeoestasis

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.