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Chemistry question: We did an experiment in lab and I need to figure out how to...

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Chemistry

Chemistry question: We did an experiment in lab and I need tofigure out how to A) calculate the mols of NaOH used in titrationB) calculate mols HCl in titration C) calculate mols of CaCO3reacted D) calculate grams of CaCO3 reacted E) calculate percentageof CaCO3 in TUMS. I really need to see all the steps that way I canunderstand what is going on. We did four titrations with thefollowing information 38 mL HCl, 19.913 g NAOH. First titrationtook 19.5 ml, second one took 7.9 mL third one took 21.2 mL and thelast one took 9.19 mL. Also the weight of the TUMs in first was1.305 second was 1.309 third was 1.303 and last one was 1.329.Thank you so much in advance and if I need to provide any moreinformation just let me know and I will do that.

Answer & Explanation Solved by verified expert
3.8 Ratings (596 Votes)
I have several doubs here but let me tell you how youll do To get the moles of NaOH used just divide the mass of NaOH between its molecular weight in this case moles NaOH 19913 g 40 gmol    See Answer
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