How much of iron sulfate is produced from from 10.0 grams of iron

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.

What is the mass of phosphorous in a 51-kg person

In ccl4 is there a certain length that the main atom carbon is a certain distance from the chlorine’s?