can you please help me solve these four questions? I'm a little desperate to finish them.
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can you please help me solve these four questions? I'm
a little desperate to finish them....
can you please help me solve these four questions? I'm a little desperate to finish them....
can you please help me solve these four questions? I'm
a little desperate to finish them.
Im 55 Part A A sons made by adding 650g of to water to proche 624 ml of solution Calculate the mass percent of CF in the soon. The density of the solution is 1 12 gimi 10 15 11 10.4 ОО 8575 Item 54 54 of 60 The rate law for the reaction, 2 A(g) - B(g) + C(9), was found to be...
can you please help me solve these four questions? I'm a little desperate to finish them....
can you please help me solve these four questions? I'm
a little desperate to finish them.
Part A Calculate the osmotic pressure (in atm) of a solution formed by dissolving 25.0 mg of aspirin CoH904 (molar mass = 180.2 g/mol) in 0.250 L of water at 25.0°C. [R = 0.08206 L-atm/mol K] o 1.14 x 10-3 atm O 13.6 atm 0 2.45 atm 03.58 atm 0 0.0136 atm Item 17 Given the value of the equilibrium constant for the first...
can you please help me solve these four questions? I'm a little desperate to finish them....
can you please help me solve these four questions? I'm
a little desperate to finish them.
Given the following proposed mechanism. predict the rate law for the onerall reaction. 2A+B-2 C (overall reaction) Mechanism A+B-C+D A+DC slow fast O Rate = K[ AD] Rate = =k[C][D] O Rate = k[c2 w O Rate = k[A]21812 Rate = k[A][B] Part A Which of the following solutions would have the highest pH? Assume that they are all 0.10 Min acid at 25°C....
Can you please try to answer these four questions for me? Which solution would you expect...
Can you please try to answer these four questions for
me?
Which solution would you expect to have the highest boiling point? 0.100 m Naci 0 0.100m CH3OH O 0.100 m MgCl2 O 0.100 m AICI: O pure water A calibration standard has a concentration of 0.250 M. It is found to have an absorbance of 1.256. An unknown solution has an absorbance of 0.875, what is it's molarity? Which solution would you expect to have the lowest boiling point?...
can you please help me with this Data and Calculations Trial 0:29 Absorbance 0.378 Je 0.086...
can you please help me with this
Data and Calculations Trial 0:29 Absorbance 0.378 Je 0.086 Trial 2 0.47 Trial 3 0.632 Trial 4 0.729 0.686 Absorbance of standard Triw. 329 0.6 6 Temperature ke [Fe(SCN) 2+]/([Fe3+] [SCN-]) Ferrag) + SCN Cag) 2 FescN2t (ag) Absorbance of standard (Trial) Temperature 0.3 Ke expression: [Fe] 0.0010 [SCN) 10.00040 [FeSCN? Jeg [Fe [SCN ] Ke value Average of Ke values Percent error (see pg 7): (Discuss this result as part of your...
Please help with solving Question 1 (A-C) Thank you! Unless otherwise specified in the problem, you...
Please help with solving Question 1 (A-C) Thank you!
Unless otherwise specified in the problem, you may assume that all solutions are at 25°C. 1. 50.0 mL of a pH 6.00 carbonic acid buffer is titrated with 0.2857 M NaOH, requiring 17.47 mL to reach the second equivalence point. a. Calculate the molarity of carbonic acid and bicarbonate in the original buffer. Carbonic acid: Bicarbonate: b. Calculate the pH of the solution after a total of 100.0 mL of 0.2857...
can you please help me solve these four questions? I'm
a little desperate to finish them.
Im 55 Part A A sons made by adding 650g of to water to proche 624 ml of solution Calculate the mass percent of CF in the soon. The density of the solution is 1 12 gimi 10 15 11 10.4 ОО 8575 Item 54 54 of 60 The rate law for the reaction, 2 A(g) - B(g) + C(9), was found to be...
can you please help me solve these four questions? I'm
a little desperate to finish them.
Part A Calculate the osmotic pressure (in atm) of a solution formed by dissolving 25.0 mg of aspirin CoH904 (molar mass = 180.2 g/mol) in 0.250 L of water at 25.0°C. [R = 0.08206 L-atm/mol K] o 1.14 x 10-3 atm O 13.6 atm 0 2.45 atm 03.58 atm 0 0.0136 atm Item 17 Given the value of the equilibrium constant for the first...
can you please help me solve these four questions? I'm
a little desperate to finish them.
Given the following proposed mechanism. predict the rate law for the onerall reaction. 2A+B-2 C (overall reaction) Mechanism A+B-C+D A+DC slow fast O Rate = K[ AD] Rate = =k[C][D] O Rate = k[c2 w O Rate = k[A]21812 Rate = k[A][B] Part A Which of the following solutions would have the highest pH? Assume that they are all 0.10 Min acid at 25°C....
Can you please try to answer these four questions for
me?
Which solution would you expect to have the highest boiling point? 0.100 m Naci 0 0.100m CH3OH O 0.100 m MgCl2 O 0.100 m AICI: O pure water A calibration standard has a concentration of 0.250 M. It is found to have an absorbance of 1.256. An unknown solution has an absorbance of 0.875, what is it's molarity? Which solution would you expect to have the lowest boiling point?...
can you please help me with this
Data and Calculations Trial 0:29 Absorbance 0.378 Je 0.086 Trial 2 0.47 Trial 3 0.632 Trial 4 0.729 0.686 Absorbance of standard Triw. 329 0.6 6 Temperature ke [Fe(SCN) 2+]/([Fe3+] [SCN-]) Ferrag) + SCN Cag) 2 FescN2t (ag) Absorbance of standard (Trial) Temperature 0.3 Ke expression: [Fe] 0.0010 [SCN) 10.00040 [FeSCN? Jeg [Fe [SCN ] Ke value Average of Ke values Percent error (see pg 7): (Discuss this result as part of your...
Please help with solving Question 1 (A-C) Thank you!
Unless otherwise specified in the problem, you may assume that all solutions are at 25°C. 1. 50.0 mL of a pH 6.00 carbonic acid buffer is titrated with 0.2857 M NaOH, requiring 17.47 mL to reach the second equivalence point. a. Calculate the molarity of carbonic acid and bicarbonate in the original buffer. Carbonic acid: Bicarbonate: b. Calculate the pH of the solution after a total of 100.0 mL of 0.2857...
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