Answers edited by Dave
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I understand you compare Ka values to determine the pH but this order just seems to be all over the place?
HCl: strong acid so low pH
C6H5NH3Cl: Ka=1.35x10^-5
NH4+ Ka=5.56x10^-10
MgCl2=neutral
HClO2Ka=1.2x10^-2
HOCl Ka=4.0x10^-8
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What is the elemental composition of lipids?
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18g glucose is dissolved in 180g of water. The relative lowering of vapour pressure is ?
a)1 b)1.8
c)0.01 d)0.001
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Anyone have an idea about this chemistry problem?