What is the mass of precipitate formed when 720 mL of a 0.85 M cobalt III nitrate (Co(NO3)3) and a 590 mL solution of 1.2 M sodium sulfide (Na₂S) are mixed. The reaction is as follows: 2Co(NO3)3 (aq) + 3Na2S (aq) Co₂S3 + 6NaNO3

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What is the mass of precipitate formed when 720 mL of a 0.85 M cobalt III nitrate
(Co(NO3)3) and a 590 mL solution of 1.2 M sodium sulfide (Na2S) are mixed. The
reaction is as follows:
2Co(NO3)3 (aq) + 3Na₂S (aq)
CATIONS
High
Solubility
(aq)
Low
Solubility
(s)
H
'Ве
Na Mg
LI
Rb Sr Y
Cs Ba
Fr Ra
64.68
63.4 g
49.8 B
98.3 g
58.5 g
42,1 g
53-31
Cl, Br, I
Halides
06-135
Most
Ag+, Pb²+,
Tl+, Hg₂²+,
Hg, Cu
52.
Co₂S3 + 6NaNO3
Solubility Table
Group 1,
NH₁",
Group 2
Ac Th
All Group 1 compounds, including acids, and all ammonium compounds are assumed to have high solubility in
water.
Most
T
Cr Mn Fe
ANIONS
OH
Group 1,
NH4*, Sr²",
Ba2+, Tl
az
Most
34 35 36
Ta W Re Os
Periodic Table of the Elements
Symbol
PA
SO4²-
Most
Ag+, Pb²+,
Ca²+, Ba²+,
Sr2, Raz
41 42 42
43
Nb Mo Tc Ru Rh Pd Ag Cd
Ce Pr Nd Pm Sm Eu Gd
Pa
Np Pu
Al
Cu Zn Ga
Ho
B
Cm Bk Cf
G
CO3²,
PO4¹,
SO3²
Group 1,
NH4*
L
Most
C
Xe
Au Hg Tl Pb
At Rn
Rf Db Sg Bh Hs Mt Ds Rg Cn Uut "FI Uup Lv Uus Uuo
si
C₂H3O2 NO3
N
Most All
Ag+ None
{z}_{hjicic tis
Po
He
F Ne
CI Ar
Tm Yb Lu
No
Transcribed Image Text:What is the mass of precipitate formed when 720 mL of a 0.85 M cobalt III nitrate (Co(NO3)3) and a 590 mL solution of 1.2 M sodium sulfide (Na2S) are mixed. The reaction is as follows: 2Co(NO3)3 (aq) + 3Na₂S (aq) CATIONS High Solubility (aq) Low Solubility (s) H 'Ве Na Mg LI Rb Sr Y Cs Ba Fr Ra 64.68 63.4 g 49.8 B 98.3 g 58.5 g 42,1 g 53-31 Cl, Br, I Halides 06-135 Most Ag+, Pb²+, Tl+, Hg₂²+, Hg, Cu 52. Co₂S3 + 6NaNO3 Solubility Table Group 1, NH₁", Group 2 Ac Th All Group 1 compounds, including acids, and all ammonium compounds are assumed to have high solubility in water. Most T Cr Mn Fe ANIONS OH Group 1, NH4*, Sr²", Ba2+, Tl az Most 34 35 36 Ta W Re Os Periodic Table of the Elements Symbol PA SO4²- Most Ag+, Pb²+, Ca²+, Ba²+, Sr2, Raz 41 42 42 43 Nb Mo Tc Ru Rh Pd Ag Cd Ce Pr Nd Pm Sm Eu Gd Pa Np Pu Al Cu Zn Ga Ho B Cm Bk Cf G CO3², PO4¹, SO3² Group 1, NH4* L Most C Xe Au Hg Tl Pb At Rn Rf Db Sg Bh Hs Mt Ds Rg Cn Uut "FI Uup Lv Uus Uuo si C₂H3O2 NO3 N Most All Ag+ None {z}_{hjicic tis Po He F Ne CI Ar Tm Yb Lu No
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