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What is the ph of a solution with a concentration of 5.2 × 10–8 m h3o+?
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Which mathematical relationship should you us to convert moles of a substance into grams
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Which statement is a reason to support population regulation? a) it is unethical for us to control birth control rates b) humans have the freedom to produce as many children as desired c) the gap between the rich and poor has been narrowing since 1960 d) billions more people on the earth will intensify many environmental and social problems
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Calculate the number of molecules present in 0.750 mol of mgo.
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