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votes
1
answer
35
views
Determine the oxidation state of the following elements in the compound potassium permanganate (KMnO4): a) Potassium b) Manganese c) Oxygen
asked
2 days
ago
in
ElectroChemistry
by
MaxCampa199
(
290
points)
0
votes
1
answer
34
views
Determine the oxidation state of the chromium atom in the compound potassium dichromate (K2Cr2O7).
asked
2 days
ago
in
Inorganic Chemistry
by
QuincyMcEncr
(
350
points)
0
votes
1
answer
37
views
Determine the oxidation state of the carbon atom in the molecule C2H5OH.
asked
2 days
ago
in
Chemical reactions
by
WilburDunbar
(
550
points)
0
votes
1
answer
32
views
Determine the oxidation state of sulfur in sodium sulfite (Na2SO3) using the oxidation state rules and justify your answer with proper explanation.
asked
2 days
ago
in
ElectroChemistry
by
FranciscoRug
(
470
points)
0
votes
1
answer
38
views
Determine the oxidation state of sulfur in H2SO4.
asked
2 days
ago
in
Chemical reactions
by
JerrellBodin
(
510
points)
0
votes
1
answer
32
views
Determine the oxidation state of each atom in the compound KMnO4.
asked
2 days
ago
in
Chemical reactions
by
Agueda59157
(
210
points)
0
votes
1
answer
36
views
Determine the oxidation state of chlorine in HClO3.
asked
2 days
ago
in
Chemical reactions
by
KieraVinci1
(
690
points)
0
votes
1
answer
47
views
Determine the oxidation state of all elements in the following compound: CoCl<sub>2</sub>•6H<sub>2</sub>O.
asked
2 days
ago
in
Inorganic Chemistry
by
RafaelaHuonD
(
450
points)
0
votes
1
answer
39
views
Determine the number of electrons transferred in the following electrochemical reaction: Cu(s) + 2Ag+(aq) → Cu2+(aq) + 2Ag(s) Show the calculation steps and write the balanced half-reactions with the number of electrons transferred.
asked
2 days
ago
in
ElectroChemistry
by
JaimieGuerra
(
590
points)
0
votes
1
answer
32
views
Determine the molecular geometry of the molecule CH3Cl using the VSEPR theory.
asked
2 days
ago
in
Chemical bonding
by
Lonny2765967
(
510
points)
0
votes
1
answer
35
views
Determine the molecular geometry and bond angles of a water molecule using the Valence Shell Electron Pair Repulsion (VSEPR) theory.
asked
2 days
ago
in
Quantum Chemistry
by
MelissaCrain
(
450
points)
0
votes
1
answer
28
views
Determine the molecular geometry and bond angles for the molecule CF4 using the VSEPR theory.
asked
2 days
ago
in
Quantum Chemistry
by
EveretteBear
(
290
points)
0
votes
1
answer
31
views
Determine the maximum monolayer coverage of nitrogen gas on a silver surface in Langmuir units if the partial pressure of nitrogen gas is 2.5 atm at 298 K. The area per molecule of nitrogen adsorbed on the silver surface is known to be 1.55×10^-19 m^2 according to experimental data.
asked
2 days
ago
in
Surface Chemistry
by
MyrtisHenke2
(
430
points)
0
votes
1
answer
44
views
Determine the hybridization of the central atom in the molecule sulfur hexafluoride (SF6).
asked
2 days
ago
in
Inorganic Chemistry
by
AsaCarlino59
(
550
points)
0
votes
1
answer
22
views
Determine the hybridization of the central atom in the molecule SF6.
asked
2 days
ago
in
Inorganic Chemistry
by
PaulineF6290
(
470
points)
0
votes
1
answer
34
views
Determine the hybridization of the central atom in the compound XeF6.
asked
2 days
ago
in
Inorganic Chemistry
by
VincentBourg
(
530
points)
0
votes
1
answer
32
views
Determine the HOMO and LUMO energies of the ethylene molecule using a molecular orbital calculation, and predict whether the molecule has any potential for conjugation.
asked
2 days
ago
in
Quantum Chemistry
by
SusanBellew
(
510
points)
0
votes
1
answer
26
views
Determine the heat of hydration, in kJ/mol, for the reaction between solid Calcium chloride (CaCl2) and water (H2O), given that 1 mole of CaCl2 dissolves to produce 3 moles of ions and releases -82.8 kJ of heat in the process.
asked
2 days
ago
in
ThermoChemistry
by
ErnestoSprou
(
470
points)
0
votes
1
answer
34
views
Determine the heat capacity of aluminum if 50.0 g of the metal is heated from 25°C to 75°C using 100.0 J of heat energy.
asked
2 days
ago
in
Chemical thermodynamics
by
ChanteCamari
(
610
points)
0
votes
1
answer
49
views
Determine the heat capacity of a 50-g sample of iron that is heated from 25°C to 100°C using 500 J of heat.
asked
2 days
ago
in
Chemical thermodynamics
by
Julissa70G4
(
430
points)
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