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This question has multiple parts. Work all the parts to get the most points How many...
[References) This question has multiple parts. Work all the parts to get the most points. An...
[References) This question has multiple parts. Work all the parts to get the most points. An energy of 7.0 x 10 J/atom is required to cause a copper atom on a metal surface to lose an electron a Calculate the longest possible wavelength of light that can ionize a copper atom. Wavelength D m Submit Submit Answer Submit Answer T ry Another Version Try Another Version 9 item attempts remaining iom attempts remaining Previous Next
This question has multiple parts. Work all the parts to get the most points. a Consider...
This question has multiple parts. Work all the parts to get the most points. a Consider the reaction: Ca(s) +2 H20(1) - Ca(OH)2(aq) +2H2(g) AH:º(kJ/mol -285.83 -1002.82 S°(J/K) mol 41.59 69.95 -74.5 130.7 What are the values of AH°, ASand AG° AH° kJ/mol AS° = J/K.mol AG° = kJ/mol Submit Submit Answer Try Another Version 6 item attempts remaining
This question has multiple parts. Work all the parts to get the most points. Protein X...
This question has multiple parts. Work all the parts to get the most points. Protein X contains a remarkably long a-helix with 59 residues. a How long is this a-helix (in nm)? (The helix repeats every 0.54 nm (3.6 amino acid residues), and the distance along the helical axis between residues is 0.15 nm.) nm Submit Submit Answer Try Another Version 10 item attempts remaining
apter Problems (Referen This question has multiple parts. Work all the parts to get the most...
apter Problems (Referen This question has multiple parts. Work all the parts to get the most points. a Calculate the number of moles in 40.3 g of MgCl2 mol b Calculate the number of moles in 136 mg of Li,. mol C Calculate the number of moles in 1.30 kg of Cr. mol Submit Answer Try Another Version 10 item attempts remaining
This question has multiple parts. Work all the parts to get the most points. How many...
This question has multiple parts. Work all the parts to get the most points. How many grams of solute are present in each of the following aqueous solutions? a 575 mL of a 2.40 M solution of nitric acid, HNO3- b 1.65 L of a 0.284 M solution of alanine, CzH7NO2. C 320 mL of a 8.7x10-3 M solution of calcium sulfate, CaSO4. Sunser Try Another Version 8 item attempts remaining
(References) This question has multiple parts. Work all the parts to get the most points. The...
(References) This question has multiple parts. Work all the parts to get the most points. The reaction 2NO() + 2H2(g) → N (9) + 2H20(9) was studied at 904°C, and the data in the table were collected, Reaction Rate of Trial Concentration Appearance of Ne (mol/L) (mol/L-s) [NO] [H.] 1 0.420 0.122 0.136 2 0.210 0.122 0.0339 3 0.210 0.244 0.0678 4 0.106 0.488 0.0339 a which two reaction trials can be used to determine the order of the reaction...
This question has multiple parts. Work all the parts to get the most points. How would...
This question has multiple parts. Work all the parts to get the most points. How would you prepare 1.10 L of a 0.70-M solution of each of the following? a H, SO Dilute from "concentrated" (18 M ) sulfuric acid m L of concentrated H2SO4 pt 1 pt b HCl from concentrated" (12 M) reagent 1 pt Dilute mL of concentrated HCI NICI, from the salt NiCl 64,0 Dissolve g of NiCl . 61,0 in water, and add water until...
(References This question has multiple parts. Work all the parts to get the most points. Calculate...
(References This question has multiple parts. Work all the parts to get the most points. Calculate the concentration in %(v/v) of the following solution. a 3.00 x 10°-mL of solution contains 45.7 ml of any soluble liquid solute. Concentration = % (v/v) b 3.0 quarts of acetic acid is put into a 8.0-gallon container, and enough water is added to fill the container Concentration= % (v/v) C A solution of acetone and water is separated by distillation. A 4.00 x...
This question has multiple parts. Work all the parts to get the most points. Use bond...
This question has multiple parts. Work all the parts to get the most points. Use bond energies, values of electron affinities, and the ionization energy of hydrogen (1312 kJ/mol) to estimate AH for the following reaction. Bond Energies Electron Affinities H-F (565 kJ/mol) F(9) (-328 kJ/mol) H-CI (427 kJ/mol) C1(9) (-349 kJ mol) H-I (295 kJ/mol) [(9) (-295 kJ/mol) 0-H (467 kJ/mol) OH(9) (-180. kJ/mol) a H20(g) → H*(g) + OH (9) AH = kJ 6 HC1(9) + H*(9) +...
References This question has multiple parts. Work all the parts to get the most points. a Write electron configurat...
References This question has multiple parts. Work all the parts to get the most points. a Write electron configurations to show the first two ionization processes for rubidium. Rb(g) + Rb+(g) Rb+ (8) Rb2+ (8) (Express your answer using the noble gas notation. For example, the electron configuration of Li would be entered as (He]2s'.) Rb: Rb+: Rb2+ Submit Submit Answer Try Another Version 1 item attempt remaining
[References) This question has multiple parts. Work all the parts to get the most points. An energy of 7.0 x 10 J/atom is required to cause a copper atom on a metal surface to lose an electron a Calculate the longest possible wavelength of light that can ionize a copper atom. Wavelength D m Submit Submit Answer Submit Answer T ry Another Version Try Another Version 9 item attempts remaining iom attempts remaining Previous Next
This question has multiple parts. Work all the parts to get the most points. a Consider the reaction: Ca(s) +2 H20(1) - Ca(OH)2(aq) +2H2(g) AH:º(kJ/mol -285.83 -1002.82 S°(J/K) mol 41.59 69.95 -74.5 130.7 What are the values of AH°, ASand AG° AH° kJ/mol AS° = J/K.mol AG° = kJ/mol Submit Submit Answer Try Another Version 6 item attempts remaining
This question has multiple parts. Work all the parts to get the most points. Protein X contains a remarkably long a-helix with 59 residues. a How long is this a-helix (in nm)? (The helix repeats every 0.54 nm (3.6 amino acid residues), and the distance along the helical axis between residues is 0.15 nm.) nm Submit Submit Answer Try Another Version 10 item attempts remaining
apter Problems (Referen This question has multiple parts. Work all the parts to get the most points. a Calculate the number of moles in 40.3 g of MgCl2 mol b Calculate the number of moles in 136 mg of Li,. mol C Calculate the number of moles in 1.30 kg of Cr. mol Submit Answer Try Another Version 10 item attempts remaining
This question has multiple parts. Work all the parts to get the most points. How many grams of solute are present in each of the following aqueous solutions? a 575 mL of a 2.40 M solution of nitric acid, HNO3- b 1.65 L of a 0.284 M solution of alanine, CzH7NO2. C 320 mL of a 8.7x10-3 M solution of calcium sulfate, CaSO4. Sunser Try Another Version 8 item attempts remaining
(References) This question has multiple parts. Work all the parts to get the most points. The reaction 2NO() + 2H2(g) → N (9) + 2H20(9) was studied at 904°C, and the data in the table were collected, Reaction Rate of Trial Concentration Appearance of Ne (mol/L) (mol/L-s) [NO] [H.] 1 0.420 0.122 0.136 2 0.210 0.122 0.0339 3 0.210 0.244 0.0678 4 0.106 0.488 0.0339 a which two reaction trials can be used to determine the order of the reaction...
This question has multiple parts. Work all the parts to get the most points. How would you prepare 1.10 L of a 0.70-M solution of each of the following? a H, SO Dilute from "concentrated" (18 M ) sulfuric acid m L of concentrated H2SO4 pt 1 pt b HCl from concentrated" (12 M) reagent 1 pt Dilute mL of concentrated HCI NICI, from the salt NiCl 64,0 Dissolve g of NiCl . 61,0 in water, and add water until...
(References This question has multiple parts. Work all the parts to get the most points. Calculate the concentration in %(v/v) of the following solution. a 3.00 x 10°-mL of solution contains 45.7 ml of any soluble liquid solute. Concentration = % (v/v) b 3.0 quarts of acetic acid is put into a 8.0-gallon container, and enough water is added to fill the container Concentration= % (v/v) C A solution of acetone and water is separated by distillation. A 4.00 x...
This question has multiple parts. Work all the parts to get the most points. Use bond energies, values of electron affinities, and the ionization energy of hydrogen (1312 kJ/mol) to estimate AH for the following reaction. Bond Energies Electron Affinities H-F (565 kJ/mol) F(9) (-328 kJ/mol) H-CI (427 kJ/mol) C1(9) (-349 kJ mol) H-I (295 kJ/mol) [(9) (-295 kJ/mol) 0-H (467 kJ/mol) OH(9) (-180. kJ/mol) a H20(g) → H*(g) + OH (9) AH = kJ 6 HC1(9) + H*(9) +...
References This question has multiple parts. Work all the parts to get the most points. a Write electron configurations to show the first two ionization processes for rubidium. Rb(g) + Rb+(g) Rb+ (8) Rb2+ (8) (Express your answer using the noble gas notation. For example, the electron configuration of Li would be entered as (He]2s'.) Rb: Rb+: Rb2+ Submit Submit Answer Try Another Version 1 item attempt remaining
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