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At STP, how many atoms of helium are in a 2L balloon?
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What is the formula for the compound dinitrogen pentoxide? a. n4o5 b. n5o4 c. n4o6 d. n5o2 e. n2o5
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Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?
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What volume of a 0.0606 m solution of strontium bromide is needed to obtain 0.340 mol of the compound? question 42 options: a)5.61 l b) 3.4 l c) 600 ml d) 1 l e) 178 ml
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How is the way a mixture is combined different from how a compound is combined?
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At STP, how many atoms of helium are in a 2L balloon?...
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