On the Observations Grid for Unknown B, the chart is filled out with the tubes labeled 1-9. The tubes need to be matched

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answerhappygod
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On the Observations Grid for Unknown B, the chart is filled out with the tubes labeled 1-9. The tubes need to be matched

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On the Observations Grid for Unknown B, the chart is filled outwith the tubes labeled 1-9. The tubes need to be matched to thecorrect substances. The substances are HCl, NH3,CuSO4, BaCl2, Na2CO3,H2SO4, NaOH, Pb(NO3)2,and Al(NO3)3. If you can explain why the tubeis that substance that would be great. Tube 8 isCuSO4 (blue) and Tube 3 isNH3 (smell).
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