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Question 31 (1 point) Electrolysis is the process of using electrical energy to break a compound...
QUESTION 4 In electrolysis, electrical energy is used to drive a non-spontaneous oxidation-reduction reaction to occur...
QUESTION 4 In electrolysis, electrical energy is used to drive a non-spontaneous oxidation-reduction reaction to occur O A. Electrolysis is an acid base rxn, not an oxidation reduction rxn. O B. False O C. True CO D. Electrolysis is a combustion rxn, it is not an acid base or oxidation reduction rxn
Polar molecules tend to be soluble in water. a) True b) False Which liquid is miscible...
Polar molecules tend to be soluble in water. a) True b) False Which liquid is miscible with water? a) carbon tetrachloride b) ethyl alcohol c) bromine d) oil Which anion will not precipitate silver ion? a) chloride b) nitrate c) bromide d) carbonate Which pH listed below is most acidic? a) 3 d) 7 c)9 d) 14 A hydrogen ion consists of a(n) a) electron. b) proton. c) neutron. d) proton and electron. Bronsted and Lowry defined an acid as...
Question 1 (1 point) Oil-based paints are not soluble in water, but they do dissolve in...
Question 1 (1 point) Oil-based paints are not soluble in water, but they do dissolve in nonpolar solvents. Given this information, oil-based paints must be saturated hydrocarbons unsaturated hydrocarbons hydrophilic hydrophobic alkanes Question 2 (1 point) Use the following terms to answer the question(s) below. A. This reaction is the dissociation of a strong acid. B. This reaction is the dissociation of a weak acid. C. This is the reaction of a strong base. D. This is the reaction of...
please help as soon as possible ergent Question 31 (1 point) A solution was made by...
please help as soon as possible ergent
Question 31 (1 point) A solution was made by adding 87 g of ethanol, C2HOH, to 742 of water. How much would this lower the freezing point? The freezing point depression constant. Kt. of water is 1.86 °C-m-1 and the molar mass of ethanol is 46.08 g-mol-1. (Don't use the degree sign in your answer.) Your Answer: Answer units Question 32 (1 point) What is the pH of a 0.023 M aqueous acetic...
please answer all parts of this question and explain everything 1. a. Using Pauling's Rules estimate...
please answer all parts of this question and explain
everything
1. a. Using Pauling's Rules estimate the pkı values for each of the following acids. List the following acids in order of acid strength in aqueous solution: HRcO4 HzSbO4 H2SO3 H2SO4 b. Which of the following oxides are likely to be acidic, basic or amphoteric? Write balanced equations for their reaction with water and acid or base if amphoteric). i) As2O3 ii) TeO2 ill) VO
Question 2 (1 point) Select the choice that correctly states whether the substance is an acid...
Question 2 (1 point) Select the choice that correctly states whether the substance is an acid or a base. Vinegar is basic. Sodium hydroxide is acidic. Gastric juice is basic. Amines are basic. Soap is acidic. Question 3 (1 point) A hydrogen atom without an electron is referred to as budrovide
Question 4 (1 point) If pH = 5, what is POH, (H+) and (OH). Is this...
Question 4 (1 point) If pH = 5, what is POH, (H+) and (OH). Is this acidic or basic? Basic, pOH = 10, [H+] = 10-4 (OH-] =10-10 Basic, pOH = 9 , [H+] = 10-5 (OH'] =10-9 O Acidic, pOH = 9 , (H+) = 10-5 [OH-] =10-9 Acidic, pOH = 5, [H+] = 10-5 [OH-] =10-9 Question 5 (1 point) True or False. The stronger the acid, the weaker the base. True False Question 6 (1 point)
Name: Date: Period: Acid Base Worksheet 1. Identify whether each is an acid or base: Turns...
Name: Date: Period: Acid Base Worksheet 1. Identify whether each is an acid or base: Turns blue litmus paper red Turns red litmus paper blue Tastes sour Tastes bitter 2. A Bronsted-Lowry acid is an proton 3. A Bronsted-Lowry base is an proton 4. A Lewis acid is an electron pair 5. A Lewis base is an electron pair 6. True or False According to the Arrhenius system, water is neither an acid nor a base. A solution with a...
help please asap Question 32 (1 point) What is the pH of a 0.056 M aqueous...
help please asap
Question 32 (1 point) What is the pH of a 0.056 M aqueous acetic acid solution? kg = 1.8 x 10-5. Your Answer: Answer Question 31 (1 point) A solution was made by adding 72 g of ethanol, C2H5OH, to 629 g of water. How much would this lower the freezing point? The freezing point depression constant, Kf, of water is 1.86 °C•m-1 and the molar mass of ethanol is 46.08 g.mol-1. (Don't use the degree sign...
please correct Question 1 (1 point) Saved Certain acids are defined as weak acids which means...
please correct
Question 1 (1 point) Saved Certain acids are defined as weak acids which means that a small percentage of acid molecules ionize in water. True False Question 2 (1 point) Saved Strong acids, like Hydrochloric acid, completely ionize in water. True False Question 3 (1 point) Saved The equivalence point of titration is also known as the stoichiometric point or end point. True False Question 4 (1 point) Saved Phenolphthalein is a pH indicator which turns bright pink...
QUESTION 4 In electrolysis, electrical energy is used to drive a non-spontaneous oxidation-reduction reaction to occur O A. Electrolysis is an acid base rxn, not an oxidation reduction rxn. O B. False O C. True CO D. Electrolysis is a combustion rxn, it is not an acid base or oxidation reduction rxn
Polar molecules tend to be soluble in water. a) True b) False Which liquid is miscible with water? a) carbon tetrachloride b) ethyl alcohol c) bromine d) oil Which anion will not precipitate silver ion? a) chloride b) nitrate c) bromide d) carbonate Which pH listed below is most acidic? a) 3 d) 7 c)9 d) 14 A hydrogen ion consists of a(n) a) electron. b) proton. c) neutron. d) proton and electron. Bronsted and Lowry defined an acid as...
Question 1 (1 point) Oil-based paints are not soluble in water, but they do dissolve in nonpolar solvents. Given this information, oil-based paints must be saturated hydrocarbons unsaturated hydrocarbons hydrophilic hydrophobic alkanes Question 2 (1 point) Use the following terms to answer the question(s) below. A. This reaction is the dissociation of a strong acid. B. This reaction is the dissociation of a weak acid. C. This is the reaction of a strong base. D. This is the reaction of...
please help as soon as possible ergent
Question 31 (1 point) A solution was made by adding 87 g of ethanol, C2HOH, to 742 of water. How much would this lower the freezing point? The freezing point depression constant. Kt. of water is 1.86 °C-m-1 and the molar mass of ethanol is 46.08 g-mol-1. (Don't use the degree sign in your answer.) Your Answer: Answer units Question 32 (1 point) What is the pH of a 0.023 M aqueous acetic...
please answer all parts of this question and explain
everything
1. a. Using Pauling's Rules estimate the pkı values for each of the following acids. List the following acids in order of acid strength in aqueous solution: HRcO4 HzSbO4 H2SO3 H2SO4 b. Which of the following oxides are likely to be acidic, basic or amphoteric? Write balanced equations for their reaction with water and acid or base if amphoteric). i) As2O3 ii) TeO2 ill) VO
Question 2 (1 point) Select the choice that correctly states whether the substance is an acid or a base. Vinegar is basic. Sodium hydroxide is acidic. Gastric juice is basic. Amines are basic. Soap is acidic. Question 3 (1 point) A hydrogen atom without an electron is referred to as budrovide
Question 4 (1 point) If pH = 5, what is POH, (H+) and (OH). Is this acidic or basic? Basic, pOH = 10, [H+] = 10-4 (OH-] =10-10 Basic, pOH = 9 , [H+] = 10-5 (OH'] =10-9 O Acidic, pOH = 9 , (H+) = 10-5 [OH-] =10-9 Acidic, pOH = 5, [H+] = 10-5 [OH-] =10-9 Question 5 (1 point) True or False. The stronger the acid, the weaker the base. True False Question 6 (1 point)
Name: Date: Period: Acid Base Worksheet 1. Identify whether each is an acid or base: Turns blue litmus paper red Turns red litmus paper blue Tastes sour Tastes bitter 2. A Bronsted-Lowry acid is an proton 3. A Bronsted-Lowry base is an proton 4. A Lewis acid is an electron pair 5. A Lewis base is an electron pair 6. True or False According to the Arrhenius system, water is neither an acid nor a base. A solution with a...
help please asap
Question 32 (1 point) What is the pH of a 0.056 M aqueous acetic acid solution? kg = 1.8 x 10-5. Your Answer: Answer Question 31 (1 point) A solution was made by adding 72 g of ethanol, C2H5OH, to 629 g of water. How much would this lower the freezing point? The freezing point depression constant, Kf, of water is 1.86 °C•m-1 and the molar mass of ethanol is 46.08 g.mol-1. (Don't use the degree sign...
please correct
Question 1 (1 point) Saved Certain acids are defined as weak acids which means that a small percentage of acid molecules ionize in water. True False Question 2 (1 point) Saved Strong acids, like Hydrochloric acid, completely ionize in water. True False Question 3 (1 point) Saved The equivalence point of titration is also known as the stoichiometric point or end point. True False Question 4 (1 point) Saved Phenolphthalein is a pH indicator which turns bright pink...
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