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sodium hydrogen carbonate (NaHCO3) was reacted with an excess of 5.00 M hydrochloric acid (HCI). The two balanced chemical equations for the reactions are shown below: 36.46g/mol + HCl molar masses: 40.00g/mol reaction 1: NaOH 58.44g/mol NaCl 18.02g/mol + H;O molar masses: 84.01g/mol 44.01g/mol reaction 2: NAHCO36) HCla) NaCla) H;O The carbon dioxide gas (CO:(2) produced by the reaction of the HCl with the NaHCO3 in the solid mixture was collected. The volume of the CO; as was 1.171 L at a temperature of 23.3°C and a pressure of 745 mmHg. a) How many moles of the carbon dioxide gas (CO:@) were collected b) What are the masses (grams) of the: NAHCO, in the solid mixture_ NAOH in the solid mixture_ Data: MŅAHCO3 + NaOH Vco2 = P = T =

sodium hydrogen carbonate (NaHCO3) was reacted with an excess of 5.00 M hydrochloric acid (HCI). The two balanced chemical equations for the reactions are shown below: 36.46g/mol + HCl molar masses: 40.00g/mol reaction 1: NaOH 58.44g/mol NaCl 18.02g/mol + H;O molar masses: 84.01g/mol 44.01g/mol reaction 2: NAHCO36) HCla) NaCla) H;O The carbon dioxide gas (CO:(2) produced by the reaction of the HCl with the NaHCO3 in the solid mixture was collected. The volume of the CO; as was 1.171 L at a temperature of 23.3°C and a pressure of 745 mmHg. a) How many moles of the carbon dioxide gas (CO:@) were collected b) What are the masses (grams) of the: NAHCO, in the solid mixture_ NAOH in the solid mixture_ Data: MŅAHCO3 + NaOH Vco2 = P = T =

Principles of Modern Chemistry
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter2: Chemical Formulas, Equations, And Reaction Yields
Section: Chapter Questions
Problem 33P: A mixture consisting of only sodium chloride (NaCl) andpotassium chloride (KCl) weighs 1.0000 g....
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1. A 12.345-g sample of a solid mixture, containing both sodium hydroxide (NaOH) and sodium hydrogen carbonate (NAHCO;) was reacted with an excess of 5.00 M hydrochloric acid (HCI). The two balanced chemical equations for the reactions are shown below: 58.44g/mol NaCla) molar masses: 40.00g/mol 36.46g/mol 18.02g/mol reaction 1: NaOH) + HCla + H;Om molar masses: 84.01g/mol 44.01g/mol reaction 2: NAHCO36) + HCl) NaCla) + H;Om CO2 The carbon dioxide gas (CO2@) produced by the reaction of the HCl with the NAHCO3 in the solid mixture was collected. The volume of the CO; gas was 1.171 L at a temperature of 23.3°C and a pressure of 745 mmHg. a) How many moles of the carbon dioxide gas (CO:@) were collected b) What are the masses (grams) of the: NAHCO3 in the solid mixture_ NaOH in the solid mixture_ Data: MNAHCO3 + NaOH Vco2 = P = T =
Transcribed Image Text:1. A 12.345-g sample of a solid mixture, containing both sodium hydroxide (NaOH) and sodium hydrogen carbonate (NAHCO;) was reacted with an excess of 5.00 M hydrochloric acid (HCI). The two balanced chemical equations for the reactions are shown below: 58.44g/mol NaCla) molar masses: 40.00g/mol 36.46g/mol 18.02g/mol reaction 1: NaOH) + HCla + H;Om molar masses: 84.01g/mol 44.01g/mol reaction 2: NAHCO36) + HCl) NaCla) + H;Om CO2 The carbon dioxide gas (CO2@) produced by the reaction of the HCl with the NAHCO3 in the solid mixture was collected. The volume of the CO; gas was 1.171 L at a temperature of 23.3°C and a pressure of 745 mmHg. a) How many moles of the carbon dioxide gas (CO:@) were collected b) What are the masses (grams) of the: NAHCO3 in the solid mixture_ NaOH in the solid mixture_ Data: MNAHCO3 + NaOH Vco2 = P = T =
Expert Solution
Step 1

Reaction 1:

NaOH (s) + HCl (aq)----> NaCl(aq) + H2O(l)

Reaction 2:

NaOCO3 (s) + HCl (aq)----> NaCl(aq) + H2O(l) + CO2(g)

Volume of CO2 = 1.171 L

T = 23.30C = 296.45 K

P = 745 mmHg = 0.98 atm 

Mass of NaOH + NaHCO3= 12.345 g

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