How many moles of aluminum is needed to react with 6.34 moles of fe3o4 in the reaction below? 8 al + 3 fe3o4 --> 4 al2o3 + 9 fe input your answer without units.

If a bottle of olive oil contains 1.4 kg of olive oil, what is the volume, in milliliters ( ml ), of the olive oil?

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?

Which statement best describes isomers? a. isomers are alcohols that have the same functional group. b. isomers have at least one carbon-carbon double bond. c. isomers have the same molecular formula but different structural properties.