Question 18 of 27 > How many moles of MgS,O, are in 251 g of the compound? 251 g MgS₂0,= Resources Hint Other Bookma Check Answer mol
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Assignment Score: 50% : Question 17 of 27 > Resources A chemist requires 0.490 mol Na₂CO, for a reaction. How many grams does this correspond to? mass: Hint Check Answer g Na₂CO,
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apple Google Yahoo Mail < Assignment Score: <Question 12 of 27 Consider a sample containing 0.670 mol of a substance. How many atoms are in the sample if the substance is lead? lead: 38.9% How many atoms are in the sample if the substance is gold? gold: How many molecules are present in the sample if the substance is benzene, C,H,7 CH: Resources Hint Check Answer atoms atoms molecules. =
Google+ Yahoo Mail < Assignment Score: 50% ( Google+ Yahoo Mail < Assignment Score: 50% ( Question 18 of 27 > How many moles of MgS,O, are in 251 g of the compound?
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