Question

v 0.671L 7. The mass percent of HCO3 in a certain 3.20 g Alka Seltzer tablet is 32.5%. How many mL of carbon dioxide will be generated when the Alka Seltzer reacts with the HCI in a person's stomach at a pressure 780 torr and a temperature 37.0°C? HCOs HCl(aq) Cl(aq) + H2O(I)+ CO2(g)

Answer 1

given balanced equa the t Here tion Hco Hu (ar) uCar) + t20(2) + ca (0) > The mass pen cent f Hcog in a certain blet is 32-5 9 Seltzen ta AIKa 3.201 mass 6 HL n the talo let = 3.20 x 325 107 1-04 9 mola mars H co on 61 9/mo) mo lam mass 44 9/mo1 Thes acconing to the aloove eu ation, frm 3 Hco r Jet we 44 will .Frm 104 HLo e get 44 x1 04

- 0.75 No mo les co 2 0.75 g 44 /mo O.017 mo Now given P 780 to p l026 atn 1atan 760 tom 27 3 +37 K 310 K R = Um vers al Jas Cotant L. atn k mol 0-082 mo 6 moles, n 0017 mo Now fam ideal gas laa =n RT P V nRT P

0.017 met x 0.082 LaKmo 310 K X 1026 atu = 0.42I 2 L 0.4212 x 1000 m L 421- 2 mL f caroon Dioxide in mL vdnme hat is genenates z 421 2 Ane mL