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11 Nov 2019
HW 6 Answer the questions on a separate sheet of paper bearing your name and date. Zn-65.4: Cl-35.5: Na-23.0: 0-16.0; H = 1.0: C=12.0 arnu 1. Zinc metal reacts with HC(aq) as follows Zn(s) + 2HCl(aq) â ZnCI:(aq) + H2(g) How many grams of ZnCl, can be obtained using a 5.00 g of zinc metal? Ans.: 2. A student prepared Na,CO, by bubbling CO, through an aqueous solution of NaOH: 2NaoHaq) + CO2(g) â Nad0daq) + H2O() If 15.0 g of NaOH was used, what mass of Na,CO, is expected? Ans.: 3. Consider Q.3 above. If the student obtained i 5.5 g of Na,CO, what is the % yield? Ans.:
HW 6 Answer the questions on a separate sheet of paper bearing your name and date. Zn-65.4: Cl-35.5: Na-23.0: 0-16.0; H = 1.0: C=12.0 arnu 1. Zinc metal reacts with HC(aq) as follows Zn(s) + 2HCl(aq) â ZnCI:(aq) + H2(g) How many grams of ZnCl, can be obtained using a 5.00 g of zinc metal? Ans.: 2. A student prepared Na,CO, by bubbling CO, through an aqueous solution of NaOH: 2NaoHaq) + CO2(g) â Nad0daq) + H2O() If 15.0 g of NaOH was used, what mass of Na,CO, is expected? Ans.: 3. Consider Q.3 above. If the student obtained i 5.5 g of Na,CO, what is the % yield? Ans.:
Collen VonLv2
4 Apr 2019