An unknown compound has the following chemical formula:
p_2o_x
where x stands for a whole number.
measurements also show that a certain sample of the unknown compound contains 8.20 mol of oxygen and 3.3mol of phosphorus.
write the complete chemical formula for the unknown compound.

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.

7. in the cycle, a virus integrates its dna into the host's dna, and its dna is replicated when the host dna is replicated. a. infectious b. retroviral c. lysogenic d.lytic

Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule