How many grams of Aluminum Oxide are produced when 3.64 g of Aluminum reacts with an excess of Oxygen? 4Al + 3O2 → 2Al2O3

_ grams of Al2O3 (round to 3 sig figs)

An atom of lithium-7 has an equal number of(1) electrons and neutrons(2) electrons and protons(3) positrons and neutrons(4) positrons and protons

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.

When a scientific theory has been tested and proved by the scientific community, it becomes a law