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I Review I Constants I Periodic In acidic aqueous solution, the purple complex ion Co(NH3)5 Br2+ undergoes a slow reaction in which the bromide ion is replaced by a water molecule, yielding the pinkish-orange complex ion : Co(NH3)5 (H2O) + Co(NH3);Br?+ (ag)+H,O(1)→ Part A What is its molarity after a reaction time of 21.0 h ? Purple Express your answer using two significant figures. Co(NH,); (H,O)+ (ag)+Br¯(ag) Pinkish-orange The reaction is first order in Co(NH3)5B1²+, the rate constant at 25 °C is 6.3 × 10-6 s¬1, and the initial concentration of Co(NH3)5B1²+ is 0.100 M. να ΑΣφ ,2+ [Co(NH3)5Br2+] = 0.085 M Submit Previous Answers Request Answer X Incorrect; Try Again; One attempt remaining Review I Constants I F In acidic aqueous solution, the purple complex ion Co(NH3)5BR2+ undergoes a slow reaction in which the bromide ion is replaced by a water molecule, yielding the pinkish-orange complex ion : Co(NH3)5 (H2O)³+ Co(NH3);Br+ (ag)+H,O(1)→ Part B How many hours are required for 73 % of the Co(NH3)5Br2+ to react? Purple Express your answer using two significant figures. Co(NH3); (H,O)+ (ag)+Br¯(ag) Pinkish-orange The reaction is first order in Co(NH3)5Br²+, the ,2+ Hνα ΑΣφ rate constant at 25 °C is 6.3 × 10–6 -1 and the initial concentration of Co(NH3 )5 Br2+ is 0.100 M. 52 t = h Submit Previous Answers Request Answer II

I Review I Constants I Periodic In acidic aqueous solution, the purple complex ion Co(NH3)5 Br2+ undergoes a slow reaction in which the bromide ion is replaced by a water molecule, yielding the pinkish-orange complex ion : Co(NH3)5 (H2O) + Co(NH3);Br?+ (ag)+H,O(1)→ Part A What is its molarity after a reaction time of 21.0 h ? Purple Express your answer using two significant figures. Co(NH,); (H,O)+ (ag)+Br¯(ag) Pinkish-orange The reaction is first order in Co(NH3)5B1²+, the rate constant at 25 °C is 6.3 × 10-6 s¬1, and the initial concentration of Co(NH3)5B1²+ is 0.100 M. να ΑΣφ ,2+ [Co(NH3)5Br2+] = 0.085 M Submit Previous Answers Request Answer X Incorrect; Try Again; One attempt remaining Review I Constants I F In acidic aqueous solution, the purple complex ion Co(NH3)5BR2+ undergoes a slow reaction in which the bromide ion is replaced by a water molecule, yielding the pinkish-orange complex ion : Co(NH3)5 (H2O)³+ Co(NH3);Br+ (ag)+H,O(1)→ Part B How many hours are required for 73 % of the Co(NH3)5Br2+ to react? Purple Express your answer using two significant figures. Co(NH3); (H,O)+ (ag)+Br¯(ag) Pinkish-orange The reaction is first order in Co(NH3)5Br²+, the ,2+ Hνα ΑΣφ rate constant at 25 °C is 6.3 × 10–6 -1 and the initial concentration of Co(NH3 )5 Br2+ is 0.100 M. 52 t = h Submit Previous Answers Request Answer II

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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can you please help me solve for both the molarity and hours.

I Review I Constants I Periodic In acidic aqueous solution, the purple complex ion Co(NH3)5 Br2+ undergoes a slow reaction in which the bromide ion is replaced by a water molecule, yielding the pinkish-orange complex ion : Co(NH3)5 (H2O) + Co(NH3);Br?+ (ag)+H,O(1)→ Part A What is its molarity after a reaction time of 21.0 h ? Purple Express your answer using two significant figures. Co(NH,); (H,O)+ (ag)+Br¯(ag) Pinkish-orange The reaction is first order in Co(NH3)5B1²+, the rate constant at 25 °C is 6.3 × 10-6 s¬1, and the initial concentration of Co(NH3)5B1²+ is 0.100 M. να ΑΣφ ,2+ [Co(NH3)5Br2+] = 0.085 M Submit Previous Answers Request Answer X Incorrect; Try Again; One attempt remaining
Transcribed Image Text:I Review I Constants I Periodic In acidic aqueous solution, the purple complex ion Co(NH3)5 Br2+ undergoes a slow reaction in which the bromide ion is replaced by a water molecule, yielding the pinkish-orange complex ion : Co(NH3)5 (H2O) + Co(NH3);Br?+ (ag)+H,O(1)→ Part A What is its molarity after a reaction time of 21.0 h ? Purple Express your answer using two significant figures. Co(NH,); (H,O)+ (ag)+Br¯(ag) Pinkish-orange The reaction is first order in Co(NH3)5B1²+, the rate constant at 25 °C is 6.3 × 10-6 s¬1, and the initial concentration of Co(NH3)5B1²+ is 0.100 M. να ΑΣφ ,2+ [Co(NH3)5Br2+] = 0.085 M Submit Previous Answers Request Answer X Incorrect; Try Again; One attempt remaining
Review I Constants I F In acidic aqueous solution, the purple complex ion Co(NH3)5BR2+ undergoes a slow reaction in which the bromide ion is replaced by a water molecule, yielding the pinkish-orange complex ion : Co(NH3)5 (H2O)³+ Co(NH3);Br+ (ag)+H,O(1)→ Part B How many hours are required for 73 % of the Co(NH3)5Br2+ to react? Purple Express your answer using two significant figures. Co(NH3); (H,O)+ (ag)+Br¯(ag) Pinkish-orange The reaction is first order in Co(NH3)5Br²+, the ,2+ Hνα ΑΣφ rate constant at 25 °C is 6.3 × 10–6 -1 and the initial concentration of Co(NH3 )5 Br2+ is 0.100 M. 52 t = h Submit Previous Answers Request Answer II
Transcribed Image Text:Review I Constants I F In acidic aqueous solution, the purple complex ion Co(NH3)5BR2+ undergoes a slow reaction in which the bromide ion is replaced by a water molecule, yielding the pinkish-orange complex ion : Co(NH3)5 (H2O)³+ Co(NH3);Br+ (ag)+H,O(1)→ Part B How many hours are required for 73 % of the Co(NH3)5Br2+ to react? Purple Express your answer using two significant figures. Co(NH3); (H,O)+ (ag)+Br¯(ag) Pinkish-orange The reaction is first order in Co(NH3)5Br²+, the ,2+ Hνα ΑΣφ rate constant at 25 °C is 6.3 × 10–6 -1 and the initial concentration of Co(NH3 )5 Br2+ is 0.100 M. 52 t = h Submit Previous Answers Request Answer II
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