1. Suppose 50.00 mL of 2.0 Ã— 10â€“4 M Fe(NO3)3 is added to 50.00 mL of...

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Chemistry

1. Suppose 50.00 mL of 2.0 Ã— 10â€“4 M Fe(NO3)3 is addedto 50.00 mL of 2.0 Ã—10-6 M KIO3. Which of the followingstatements is true? For Fe(IO3)3, Ksp = 1.0 Ã—10â€“14.
A) A precipitate forms because Qc >Ksp.
B) A precipitate forms because Qc <Ksp.
C) No precipitate forms because Qc <Ksp.
D) No precipitate forms because Qc =Ksp.
E) No precipitate forms because Qc >Ksp.
2. For which of the following reactions is âˆ†SÂ° > 0at 25Â°C?
A) 2H2(g) + O2(g) â†’ 2H2O(g)
B) 2ClBr(g) â†’ Cl2(g) + Br2(g)
C) I2(g) â†’ I2(s)
D) 2NO(g) + O2(g) â†’ 2NO2(g)
E) NH4HS(s) â†’ NH3(g) + H2S(g
3. What is E of the following cell reaction at25Â°C? Cu(s) | Cu2+(0.017 M) || Ag(s), (Ag+ =0.18M)
EÂ°cell = 0.460 V.
A) 0.468V
B) 0.282 V
C) 0.460 V
D) 0.490 V
E) 0.479V

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Q1 Suppose 5000 mL of 20 104 M FeNO33 is added to 5000 mL of 20 106 M KIO3 Which of the following statements is true For FeIO33 Ksp 10 1014 Solution Using the given concentration values lets calculate the Qc Qc equation is as See Answer

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