Homework Answers
2)
Amines are basic.
(D) is correct option.
3) A hydrogen atom without an electron is referred as Hydrogen ion/proton
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Question 2 (1 point) Select the choice that correctly states whether the substance is an acid...
what are the concentrations of [H3O+] and OH- in tomatoes that have a pH of 4.10...
what are the concentrations of [H3O+] and OH- in tomatoes that have
a pH of 4.10
Question 1 (1 point) Which of the following statements about acids is FALSE; An acid increases the concentration of hydroxide in so An acid increases the concentration of hydronium in so An acid increases the concentration of protons in solutic An acid is a proton donor. An example of an acid is HBr. Question 2 (1 point) Select the choice that correctly states whether...
I have completed this lab (Experiment 13 Acid and Base, Part 2) and want feedback on...
I have completed this lab (Experiment 13 Acid and Base, Part 2) and want feedback on if I doing the equations correctly? I have included my answers in the question. Are these correct? Pour about an inch of lemon juice into one jar and label it "acid." Put two level teaspoons of baking soda and about half a tablespoon of water in another jar. Now pour a tablespoon of lemon juice acid into the third jar for testing. Add the...
and conclusions Part / pH measurements Substance pH (from paper) pH (from meter) acid or base?...
and conclusions Part / pH measurements Substance pH (from paper) pH (from meter) acid or base? Vinegar Ammonia Fruit Juice Lye Carbonated water Fertilizer Baking soda Shampoo Color of phenolphthalein in HCI Color of phenolphthalein in NaOH Therefore : What color is phenolphthalein in any acidic solution? What color is phenolphthalein in any basic solution? What color is red litmus paper in acid? What color is red litmus paper in base? What color is blue litmus paper in acid? What...
Question 31 (1 point) Electrolysis is the process of using electrical energy to break a compound...
Question 31 (1 point) Electrolysis is the process of using electrical energy to break a compound apart and occur in the voltic cell. True False Question 32 (1 point) Soap has an ionic and a polar end. It works well to remove oil by surrounding the oil with the nonpolar end, and the water interacts with the polar end. True False Question 29 (1 point) Salts that contain the cation of a strong base and an anion that is the...
Question 6 (1 point) What is the conjugate acid of NH3 NH3 NH4+ Он* NH2 Question...
Question 6 (1 point) What is the conjugate acid of NH3 NH3 NH4+ Он* NH2 Question 7 (1 point) The hydrogen ion concentration of a solution is 1 x 10-2 M. What is the pH of the solution, and is it acidic or basic? O pH-10, acidic pH-2, acidic
Question 1 (1 point) Saved A freezing point of a substance is the same temperature as...
Question 1 (1 point) Saved A freezing point of a substance is the same temperature as the melting point of the substance. True False Question 2 (1 point) Temperature and kinetic energy are directly proportional to one another. For example, as T increases, KE also increases. True False Question 3 (1 point) A solution will always have a higher freezing point than a pure solvent. True False Question 4 (1 point) When graphing your temperature and time data, which measurement...
Acid & Base 1. Follow the acid & base experiment procedure and answer the following questions 2- Watch t...
Acid & Base 1. Follow the acid & base experiment procedure and answer the following questions 2- Watch the atom viewer for sodium hydroxide and hydrochloric acid then write what you observe. 3. Is sodium hydroxide acid or base and why? 4- Is hydrochloric acid or base and why? 5. Write the dissociation reaction for sodium hydroxide and for hydrochloric acid. 6- What is Unknown Solution 2 in the experiment represents acid or base and why? 7- Write the name...
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...
4. Vinegar is a solution of acetic acid. Acetic acid has a 1:1 ratio when reacted...
4. Vinegar is a solution of acetic acid. Acetic acid has a 1:1 ratio when reacted with NaOH. a. Suppose that the molarity of acetic acid in vinegar is 0.5 M, how many grams of acetic acid are present in the 5 ml of vinegar solution used in the titration? (molar mass of acetic acid = 60 g/mol). b. If vinegar has a density of 1.01 g/mol. Calculate the % of acetic acid in vinegar by mass. 5. 50 ml...
Question 5 (1 point) Write a balanced equation, including states of matter for the neutralization reaction...
Question 5 (1 point) Write a balanced equation, including states of matter for the neutralization reaction between aqueous acetic acid and aqueous sodium hydroxide,
what are the concentrations of [H3O+] and OH- in tomatoes that have
a pH of 4.10
Question 1 (1 point) Which of the following statements about acids is FALSE; An acid increases the concentration of hydroxide in so An acid increases the concentration of hydronium in so An acid increases the concentration of protons in solutic An acid is a proton donor. An example of an acid is HBr. Question 2 (1 point) Select the choice that correctly states whether...
and conclusions Part / pH measurements Substance pH (from paper) pH (from meter) acid or base? Vinegar Ammonia Fruit Juice Lye Carbonated water Fertilizer Baking soda Shampoo Color of phenolphthalein in HCI Color of phenolphthalein in NaOH Therefore : What color is phenolphthalein in any acidic solution? What color is phenolphthalein in any basic solution? What color is red litmus paper in acid? What color is red litmus paper in base? What color is blue litmus paper in acid? What...
Question 31 (1 point) Electrolysis is the process of using electrical energy to break a compound apart and occur in the voltic cell. True False Question 32 (1 point) Soap has an ionic and a polar end. It works well to remove oil by surrounding the oil with the nonpolar end, and the water interacts with the polar end. True False Question 29 (1 point) Salts that contain the cation of a strong base and an anion that is the...
Question 6 (1 point) What is the conjugate acid of NH3 NH3 NH4+ Он* NH2 Question 7 (1 point) The hydrogen ion concentration of a solution is 1 x 10-2 M. What is the pH of the solution, and is it acidic or basic? O pH-10, acidic pH-2, acidic
Question 1 (1 point) Saved A freezing point of a substance is the same temperature as the melting point of the substance. True False Question 2 (1 point) Temperature and kinetic energy are directly proportional to one another. For example, as T increases, KE also increases. True False Question 3 (1 point) A solution will always have a higher freezing point than a pure solvent. True False Question 4 (1 point) When graphing your temperature and time data, which measurement...
Acid & Base 1. Follow the acid & base experiment procedure and answer the following questions 2- Watch the atom viewer for sodium hydroxide and hydrochloric acid then write what you observe. 3. Is sodium hydroxide acid or base and why? 4- Is hydrochloric acid or base and why? 5. Write the dissociation reaction for sodium hydroxide and for hydrochloric acid. 6- What is Unknown Solution 2 in the experiment represents acid or base and why? 7- Write the name...
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...
4. Vinegar is a solution of acetic acid. Acetic acid has a 1:1 ratio when reacted with NaOH. a. Suppose that the molarity of acetic acid in vinegar is 0.5 M, how many grams of acetic acid are present in the 5 ml of vinegar solution used in the titration? (molar mass of acetic acid = 60 g/mol). b. If vinegar has a density of 1.01 g/mol. Calculate the % of acetic acid in vinegar by mass. 5. 50 ml...
Question 5 (1 point) Write a balanced equation, including states of matter for the neutralization reaction between aqueous acetic acid and aqueous sodium hydroxide,
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