please help me with an explanation of which is the answer
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answer A
![(2 times) 0.lo0 m HF Solutiom hes 0-2 mo] s iemu ac】 2 timu CHOH](http://img.homeworklib.com/questions/02db0b80-9f03-11ea-9ff1-e35986f4eb8a.png?x-oss-process=image/resize,w_560)
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please help me with an explanation of which is the
answer
20) Which of the following...
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?...
Question 30 (1 point) Which of the following aqueous solutions will have the lowest freezing point?...
Question 30 (1 point) Which of the following aqueous solutions will have the lowest freezing point? a) 0.40 m C2H5OH b) 0.20 m C6H1206 c) 0.10 m CaCl2 d) 0.20 m Naci e) 0.20 m Na2SO4 Question 31 (1 point) The nonvolatile, nonelectrolyte testosterone, C9H2802 (288.4 g/mol), is soluble in ethanol, in 19
please provide the correct answer along with an explanation (: 3. Which of the following aqueous...
please provide the correct answer along with an explanation
(:
3. Which of the following aqueous solutions would NOT form a precipitate when added to a solution of silver nitrate (AgNO,)? Naci 6. NaBr C. Nal Na,SO NaOH
please help me with all the steps. 15. Which of the following mixtures would result in...
please help me with all the steps.
15. Which of the following mixtures would result in a buffered solution? a. Mixing 100.0 mL of 0.100 M HCl with 100.0 mL of 0.100 M NaOH. b. Mixing 100.0 mL of 0.100 M NH3 (K5=1.8 x 10-5) with 100.0 mL of 0.100 M NaOH. c. Mixing 100.0 mL of 0.100 M HCl with 100.0 mL of 0.100 M NH; (K =18x 10 %. d. Mixing 50.0 mL of 0.100 M HCl with...
Please help me answer this with a clear explanation because I really don't understand. Thank you...
Please help me answer this with a clear explanation
because I really don't understand. Thank you so much!
1. Which of the following is the best method for preparing CH3Br? Explain your reasoning. CH3OH + HBr CH3OH + NaBr CH3OH + Br2 CH3OH + Br+
Which of the following aqueous solutions has the lowest freezing point? The Kf of water is...
Which of the following aqueous solutions has the lowest freezing point? The Kf of water is 1.86 kg.oC/mol. a. 0.8 m CH3OH (methanol) b. 0.4 m NaCl c. 0.3 m MgBr2 d. 0.2 m AlF3 e. 0.25 m Ca(NO3)2 Calculate the freezing point ONLY for the solution you marked as your answer above.
Could you do 46 and 47 Thanks! Question 46 (1 point) Which of these aqueous solutions...
Could you do 46 and 47 Thanks!
Question 46 (1 point) Which of these aqueous solutions would be expected to have the lowest boiling point (least boiling point elevation)? 0.050 m K3PO4 0.15 m CaCl2 0.15 m C2H5OH O 0.050 m Al2(SO4)3 O 0.075 m K2SO4 Question 47 (1 point) Which of these aqueous solutions would be expected to have the highest boiling point? 0.075 m K2SO4 0.050 m Al2(SO4)3 0.100 m KCI O 0.100 m Na3PO4 0.200 m CH3OH
Inorganic please help! Only answer if you understand and can answer it fully Answer the following...
Inorganic please help! Only answer if you understand and can answer
it fully
Answer the following multiple choice questions. Circle the correct answer. Each is 1. When indium is added as an impurity to a pure semiconductor, it becomes a. an insulator b, an intrinsic semiconductor c. a p- type semiconductor d. an n-type semiconductor 2. If an equal molar mixture of oxygen, nitrogen, krypton, and carbon dioxide are placed in a 10 L container with a 1 um hole...
1. Which of the following compounds should be soluble in CC14? a) Naci b ) H20...
1. Which of the following compounds should be soluble in CC14? a) Naci b ) H20 c) NaOH d) C3H18 e) None of these 2. with increasing CO2 pressure and_ with The solubility of carbon dioxide gas in water increasing temperature. a) increases, increases b) increases, decreases c) decreases, increases d) decreases, decreases e) remains constant, decreases 3. Pressure . Based on the Raoult's Law plot for a mixture of liquids A and B shown on the right, which of...
Can someone please help me solve these, please show work/explanation and answer! The directions say that...
Can someone please help me solve these, please show
work/explanation and answer!
The directions say that they are predominant species and that
I must explain my answer.
11. Which of the following best describes the composition of a solution labeled "0.10 M NaOH"? a. (NaOH) = 0.10 M b. [Na] < 0.10 M, [OH-] <0.10 M C. (Na+) = 0.10 M, [OH-] = 0.10 M d. [Na+] = 0.10 M, [H] = 0.10 M, [02] = 0.10 M e. [Na]...
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?...
Question 30 (1 point) Which of the following aqueous solutions will have the lowest freezing point? a) 0.40 m C2H5OH b) 0.20 m C6H1206 c) 0.10 m CaCl2 d) 0.20 m Naci e) 0.20 m Na2SO4 Question 31 (1 point) The nonvolatile, nonelectrolyte testosterone, C9H2802 (288.4 g/mol), is soluble in ethanol, in 19
please provide the correct answer along with an explanation
(:
3. Which of the following aqueous solutions would NOT form a precipitate when added to a solution of silver nitrate (AgNO,)? Naci 6. NaBr C. Nal Na,SO NaOH
please help me with all the steps.
15. Which of the following mixtures would result in a buffered solution? a. Mixing 100.0 mL of 0.100 M HCl with 100.0 mL of 0.100 M NaOH. b. Mixing 100.0 mL of 0.100 M NH3 (K5=1.8 x 10-5) with 100.0 mL of 0.100 M NaOH. c. Mixing 100.0 mL of 0.100 M HCl with 100.0 mL of 0.100 M NH; (K =18x 10 %. d. Mixing 50.0 mL of 0.100 M HCl with...
Please help me answer this with a clear explanation
because I really don't understand. Thank you so much!
1. Which of the following is the best method for preparing CH3Br? Explain your reasoning. CH3OH + HBr CH3OH + NaBr CH3OH + Br2 CH3OH + Br+
Could you do 46 and 47 Thanks!
Question 46 (1 point) Which of these aqueous solutions would be expected to have the lowest boiling point (least boiling point elevation)? 0.050 m K3PO4 0.15 m CaCl2 0.15 m C2H5OH O 0.050 m Al2(SO4)3 O 0.075 m K2SO4 Question 47 (1 point) Which of these aqueous solutions would be expected to have the highest boiling point? 0.075 m K2SO4 0.050 m Al2(SO4)3 0.100 m KCI O 0.100 m Na3PO4 0.200 m CH3OH
Inorganic please help! Only answer if you understand and can answer
it fully
Answer the following multiple choice questions. Circle the correct answer. Each is 1. When indium is added as an impurity to a pure semiconductor, it becomes a. an insulator b, an intrinsic semiconductor c. a p- type semiconductor d. an n-type semiconductor 2. If an equal molar mixture of oxygen, nitrogen, krypton, and carbon dioxide are placed in a 10 L container with a 1 um hole...
1. Which of the following compounds should be soluble in CC14? a) Naci b ) H20 c) NaOH d) C3H18 e) None of these 2. with increasing CO2 pressure and_ with The solubility of carbon dioxide gas in water increasing temperature. a) increases, increases b) increases, decreases c) decreases, increases d) decreases, decreases e) remains constant, decreases 3. Pressure . Based on the Raoult's Law plot for a mixture of liquids A and B shown on the right, which of...
Can someone please help me solve these, please show
work/explanation and answer!
The directions say that they are predominant species and that
I must explain my answer.
11. Which of the following best describes the composition of a solution labeled "0.10 M NaOH"? a. (NaOH) = 0.10 M b. [Na] < 0.10 M, [OH-] <0.10 M C. (Na+) = 0.10 M, [OH-] = 0.10 M d. [Na+] = 0.10 M, [H] = 0.10 M, [02] = 0.10 M e. [Na]...
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