A 25.0 mL sample of an acetic acid solution is titrated with a 0.175 M NaOH solution. The equivalence point is reached when 37.5 mL of the base is added. The concentration of acetic acid in the sample was M. A 25.0 mL sample of an acetic acid solution is titrated with a 0.175 M NaOH solution. The equivalence point is reached when 37.5 mL of the base is added. The concentration of acetic acid in the sample was M. 0.175 0.119 0.365 0.263 none of the above
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Chemistry, 21.06.2019 23:30
Calculate the expected ph values of the buffer systems from the experiments (a,b,c,d), using the henderson- hasselbalch equation, ph-pka+log[a-]/[ha]. use for pka values carbonic acid= 6.37, and acetic acid= 4.75.
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Chemistry, 22.06.2019 00:00
Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what
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Chemistry, 22.06.2019 05:50
Calculate the number of molecules present in 0.750 mol of mgo.
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A 25.0 mL sample of an acetic acid solution is titrated with a 0.175 M NaOH solution. The equivalenc...
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