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Chemistry, 21.06.2019 18:00
Which of the following is a compound? a.carbon b.oxygen c.hydrogen d.water
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Chemistry, 21.06.2019 19:00
Describe the chemical reaction based on the chemical equation below. also, explain whether the equation is balanced.
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Chemistry, 22.06.2019 05:50
Calculate the number of molecules present in 0.750 mol of mgo.
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Does this action make a physical or chemical change: hydrogen burns in chlorine gas...
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