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a 2.500 g sample of a pure compound was analysed

a 2.500 g sample of a pure compound was analysed and found to contain 1.094 g of nitrogen.determine whether the compound is
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2. asked by C'mphiwe
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Which of the following statements best describes a compound?a. A compound is a pure element b. A compound is less common than a
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A compound containing boron and hydrogen has been synthesized. You perform two experiments to determine the molecular formula of
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2. asked by Anna
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Imagine that you have a pure sample of an unknown compound that you are told is either 2-naphthol OR benzoic acid. In the lab,
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2. asked by Anonymous
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An unknown compound contains only the three elements C,H, and O. A pure sample of the compound is analyzed and found to be 65.60
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2. asked by some kid
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In order to identify a compound using TLC it is necessary to spot a sample of the pure compound. Why is this necessary?
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2. asked by Mor
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In order to identify a compound using TLC it is necessary to spot a sample of the pure compound. Why is this necessary?
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2. asked by Mor
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A 0.109g sample of a pure gaseous compound occupies 112ml at 100degrees and 750torr: what is the molecular weight of the
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2. asked by charles
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How am I supposed to do these questions? I'm completely lost.A 0.120 M solution of an enantiomerically pure chiral compound D
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2. asked by Jeff
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A centrifuge was used to separate a sample into its components. What conclusion about the sample can be formed based on the
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