3. If 30.65 mL of Ca(OH), solution is needed to react with 0.240 g of primary standardH,C204 •2H,0, what is the molarity of the Ca(OH) 2 solution?Ca(OH), (aq) +H,C,04 2H,0 (s) →CaC,04 (s) +H,0 (1)M4. If 41.40 mL of 0.1283 M NaOH solution is needed to neutralize 50.00 mL of an H,SOsolution what is the molarity of the H,SO, solution?2 NAOH (aq) + 1 H,SO4 (aq) → 1 Na,SO4 (aq)+ _2_H,0 (1)M57 4. (cont.)(e)CO2 (g) +H20 (1) →5. Balance the following equations; write the ionic equations and the corresponding balanced netionic equation with the proper phase symbols (if different from the ionic equation).H2SO4 (aq) +NaOH (ag) >Na2SO4 (aq) +H20 (1)(a)(b)Al203 (s) +HCl (aq) →AIC13 (aq) +H20 (1)(c)H2SO3 (aq)КОН (aq) >K2SO3 (aq) +H20 (1)(d)HC2H3O2 (aq) +Ca(OH)2 (aq) →.Ca(C2H3O2)2 (aq) +.H20 (1)55

Since you have asked multiple questions, we will solve the first question for you. If you want any specific question to be solved then please specify the question number or post only that question.The balanced chemical equation for the reaction between calcium hydroxide and oxalic acid: Moles of oxalic acid taken = Moles of calcium hydroxide used Moles of oxalic acid taken =Mass of oxalic acid takenMolar mass of oxalic acid=0.240 g126.07 g/mol=0.0019 mol So, moles of calcium hydroxide taken = 0.0019 mol Molarity of calcium hydroxide: =Moles of calcium hydroxideVolume of calcium hydroxide solution (in L)=0.0019 mol30.65×10-3 L=0.062 mol/L=0.062 M Ans: Molarity of calcium hydroxide solution = 0.062 M

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Chemistry

3. If 30.65 mL of Ca(OH), solution is needed to react with 0.240 g of primary standard H,C,0, •2H,O, what is the molarity of the Ca(OH) 2 solution? Ca(OH)2 (aq) +. H,C,04 · 2H,O (s) → CaC,04 (s) +_ H,O (1)

3. If 30.65 mL of Ca(OH), solution is needed to react with 0.240 g of primary standard H,C,0, •2H,O, what is the molarity of the Ca(OH) 2 solution? Ca(OH)2 (aq) +. H,C,04 · 2H,O (s) → CaC,04 (s) +_ H,O (1)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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