Which diagram below shows the pathway of energy through an ecosystem?

a. producer → carnivore → herbivore

b. producer → herbivore → carnivore

c. herbivore → producer → carnivore

d. carnivore → herbivore → producer

Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o          sncl2•4h2o          sncl2•6h2o

What is the oxidation state of each individual carbon atom in c2o42−?

What is bromine+calcium iodide--> calcium bromide +iodine balanced