Post-Lab Upload Lab 7 Write out the molecular, ionic, and net ionic equations for the precipitation reaction (you should already have these in your notebooks from lab. Make sure the molecular equation is properly balanced, we will use it for the below calculations. 2 NaCNos) (a) Ca cos s) Ca CNOs2 (a9) Molecular: Na2 co3 (aq) cojia)Cau9) 2NO3 u +2Na 2 NO Ca Cos is) lonic:2 Na u4) Net lonic. Caa)CO 7 Cacos 1s) 3 cag) Report the Molarities of the two solutions prepared in lab, and the volumes of each solution that you reacted together. 1) Use the above initial molarities and volumes to perform a limiting reactant calculation for th is reaction. Make sure to identify which solution acted as the limiting reactant. 2) Use the limiting reactant to calculate the theoretical yield of the reaction. 3) Use the actual yield to calculate the percent yield of the reaction. Explain your percent yield. If it is above 100 %, explain what could have caused that result. If it is below 100%, give reasons for why it might be low.

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I need help with the following questions 1,2,3 the molarity for Sodium Carbonate is .50 and for Calcium Nitrite is .25 the volume for both is 100mL

Post-Lab Upload
Lab 7
Write out the molecular, ionic, and net ionic equations for the precipitation reaction (you should already
have these in your notebooks from lab.
Make sure the molecular equation is properly balanced, we will use it for the below calculations.
2 NaCNos) (a)
Ca cos s)
Ca CNOs2 (a9)
Molecular: Na2 co3 (aq)
cojia)Cau9) 2NO3 u
+2Na 2 NO
Ca Cos is)
lonic:2 Na u4)
Net lonic. Caa)CO
7 Cacos 1s)
3 cag)
Report the Molarities of the two solutions prepared in lab, and the volumes of each solution that you
reacted together.
1)
Use the above initial molarities and volumes to perform a limiting reactant calculation for th is
reaction. Make sure to identify which solution acted as the limiting reactant.
2)
Use the limiting reactant to calculate the theoretical yield of the reaction.
3)
Use the actual yield to calculate the percent yield of the reaction.
Explain your percent yield. If it is above 100 %, explain what could have caused that result. If it is below
100%, give reasons for why it might be low.
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Transcribed Image Text

Post-Lab Upload Lab 7 Write out the molecular, ionic, and net ionic equations for the precipitation reaction (you should already have these in your notebooks from lab. Make sure the molecular equation is properly balanced, we will use it for the below calculations. 2 NaCNos) (a) Ca cos s) Ca CNOs2 (a9) Molecular: Na2 co3 (aq) cojia)Cau9) 2NO3 u +2Na 2 NO Ca Cos is) lonic:2 Na u4) Net lonic. Caa)CO 7 Cacos 1s) 3 cag) Report the Molarities of the two solutions prepared in lab, and the volumes of each solution that you reacted together. 1) Use the above initial molarities and volumes to perform a limiting reactant calculation for th is reaction. Make sure to identify which solution acted as the limiting reactant. 2) Use the limiting reactant to calculate the theoretical yield of the reaction. 3) Use the actual yield to calculate the percent yield of the reaction. Explain your percent yield. If it is above 100 %, explain what could have caused that result. If it is below 100%, give reasons for why it might be low.

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