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so locator assignment-take References This question has multiple parts. Work all the parts to get the...
just b please thank you. This question has multiple parts. Work all the parts to get...
just b please thank you.
This question has multiple parts. Work all the parts to get the most points. A titration of 21.7 mL of a solution of the weak base aniline, CH NH, (K) = 4.0 x 10-1), requires 24.35 mL of 0.175 M HCl to reach the equivalence point. C.H NH, (aq) + H, 0+ (aq) = CH NH,+ (aq) + H, 0(1) a What was the concentration of aniline in the original solution? Concentration - 196 MV...
Assignment/takeCovalentActivity.do locator assignment take (References) An 18.6 mL volume of hydrochloric acid reacts completely with a...
Assignment/takeCovalentActivity.do locator assignment take (References) An 18.6 mL volume of hydrochloric acid reacts completely with a solid sample of MgCO,. The reaction is 2HCl(aq) + MgCO3(s) + CO2(g) + H20(1) + MgCl, (aq) The volume of CO2 formed is 135 mL at 23°C and 731 mmHg. What is the molarity of the HCl solution? Molarity = Submit Answer Try Another Version 3 item attempts remaining
(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...
[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
(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...
W r assignment take&takeAssignmentSession Locator assignment take References The decomposition of N, O, in solution in...
W r assignment take&takeAssignmentSession Locator assignment take References The decomposition of N, O, in solution in carbon tetrachloride is a first-order reaction 2 N,Os 4 NO, +0, The rate contar en temperature is found to be 5.96 x 10 the initial concentration of NGOs is 0.300 M, what is its concentration after exactly 10 minutes have passed? Sant A we Try Another Version Shem 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. 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
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 molecules are in each of the following? a 3.5 mol of TNT, C7H3N306 molecules (b one drop (0.0500 g) of water molecules C 3.9 x 10 g of aspirin, Cg HgO4 molecules Try Another Version 10 item attempts remaining Submit Answer Ethyl chloride is prepared by the reaction of chlorine with ethane according to the following balanced equation C2He(g)+Cl2(g) Ethane C2H5CI()+HCI(g) Ethyl chloride When...
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...
just b please thank you.
This question has multiple parts. Work all the parts to get the most points. A titration of 21.7 mL of a solution of the weak base aniline, CH NH, (K) = 4.0 x 10-1), requires 24.35 mL of 0.175 M HCl to reach the equivalence point. C.H NH, (aq) + H, 0+ (aq) = CH NH,+ (aq) + H, 0(1) a What was the concentration of aniline in the original solution? Concentration - 196 MV...
Assignment/takeCovalentActivity.do locator assignment take (References) An 18.6 mL volume of hydrochloric acid reacts completely with a solid sample of MgCO,. The reaction is 2HCl(aq) + MgCO3(s) + CO2(g) + H20(1) + MgCl, (aq) The volume of CO2 formed is 135 mL at 23°C and 731 mmHg. What is the molarity of the HCl solution? Molarity = Submit Answer Try Another Version 3 item attempts remaining
(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...
[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
(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...
W r assignment take&takeAssignmentSession Locator assignment take References The decomposition of N, O, in solution in carbon tetrachloride is a first-order reaction 2 N,Os 4 NO, +0, The rate contar en temperature is found to be 5.96 x 10 the initial concentration of NGOs is 0.300 M, what is its concentration after exactly 10 minutes have passed? Sant A we Try Another Version Shem 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. 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
This question has multiple parts. Work all the parts to get the most points How many molecules are in each of the following? a 3.5 mol of TNT, C7H3N306 molecules (b one drop (0.0500 g) of water molecules C 3.9 x 10 g of aspirin, Cg HgO4 molecules Try Another Version 10 item attempts remaining Submit Answer Ethyl chloride is prepared by the reaction of chlorine with ethane according to the following balanced equation C2He(g)+Cl2(g) Ethane C2H5CI()+HCI(g) Ethyl chloride When...
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...
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