Na2SiO3(s) + 8 HF(aq) H2SiF6(aq) + 2 NaF(aq) + 3 H2O(l) (a) How many moles of HF are required to dissolve 0.80 mol of Na2SiO3? (b) How many grams of NaF form when 0.800 mol of HF reacts in this way? (c) How many grams of Na2SiO3 can be dissolved by 0.200 g of HF?

Na2SiO3(s) + 8 HF(aq) H2SiF6(aq) + 2 NaF(aq) + 3 H2O(l) (a) How many moles of HF are required to dissolve 0.80 mol of Na2SiO3? (b) How many grams of NaF form when 0.800 mol of HF reacts in this way? (c) How many grams of Na2SiO3 can be dissolved by 0.200 g of HF?

World of Chemistry, 3rd edition

3rd Edition

ISBN:9781133109655

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

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

Chapter15: Solutions

Section: Chapter Questions

Problem 10STP

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Question

Na₂SiO₃(s) + 8 HF(aq) H₂SiF₆(aq) + 2 NaF(aq) + 3 H₂O(l)

(a) How many moles of HF are required to dissolve 0.80 mol of Na₂SiO₃?

(b) How many grams of NaF form when 0.800 mol of HF reacts in this way?

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