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Boric acid has a pH of 5. What does that mean? 1 out of every 10,...
7) Orange juice has a pH of 4.35. Determine the following: [1 point each or 5 points total] a) The pH of the orange...
7) Orange juice has a pH of 4.35. Determine the following: [1 point each or 5 points total] a) The pH of the orange juice: 14-435 = .105. b) The hydrogen ion [H') concentration in moles per Liter: 2.2 4 X 1 c) The hydroxide ion (OH!) concentration in moles per Liter: d) The hydrogen ion concentration after dilution by a factor of 20 for preparing orange icepops. Then of the diluted orange juice:
struggling with it all please answer all questions 54-61 thank you which of these molecules is...
struggling with it all please answer all questions 54-61 thank you
which of these molecules is meso tartaric acid (meso 23-dihydroxysuccinic acid) CO2H ÇO2H COH None of these ÇOH B) TC) D) OL H-C-OH HO- C- H H - HO- H - C-H C-OH HO—C H H C -H H- C-OH ---OH COH COH сон 55. If the medicine you are taking tastes very bitter and smells like dead fish, because it contains an amine), what might you take to...
Titration: Acids and Bases 2. How can you determine which acid is diprotic? 3. using the...
Titration: Acids and Bases
2. How can you determine which acid is diprotic?
3. using the answers to questions one and two, which acid is
diprotic?
4. Which base has more hydroxide ions per molecule?
Acid Volume Base Base Initial Volume (mL) Base Final Volume (mL) Volume of Base Used (mL) Acid: Base Ratio Acid 1 20 mL Base 1 50 mL 34.5 15.5 4:3 Acid 2 20 mL Base 1 Acid 1 20 mL Base 2 Acid 2 20...
What is acidity and what are the compounds controlling it? Acidity is a measure of the...
What is
acidity and what are the compounds controlling it?
Acidity is a measure of
the concentration of hydrogen ions (H+ or protons) in a solution. We
use pH (potential of H+) as a scale of acidity and this can be
calculated as below:
pH =
-log10[H+] =
log10
(1/[H+])
Q1. Figure 10.3 shows you a range
of pH in some common liquids. Pick 2 liquids (one each from acidic
and basic solutions) and compare the molarity of
[H+] in...
A teaspoon of table sugar contains about 0.01 mole sucrose what is the molarity of the...
A teaspoon of table sugar contains about 0.01 mole sucrose
what is the molarity of the superheroes in a cup of coffee is a
teaspoon of sugar has been dissolved in a volume of 200 mL
Consider the sunion concentatton inNgat which is most appropriate a graph of the data above including all appropriate What is your independent variable which goes on the What is your dependent variable which goes on the y-axisi Procedure 3.3: Please complete the following solutions...
e. 18 Test Your Knowledge MULTIPLE CHOICE: Choose the one best answer. 1. Each element has...
e. 18 Test Your Knowledge MULTIPLE CHOICE: Choose the one best answer. 1. Each element has its own characteristic atom in which a. the atomic mass is constant. b. the atomic number is constant. c. the mass number is constant. d. Two of the above are correct. e. All of the above are correct. 2. Which of the following is not a trace element in the human body? a. iodine b. zinc c. iron d. calcium e. fluorine 3. A...
14. Calculate the pH of 26 x 102 M KOH. (1) 1241 (2)1550 (3)208 47 15....
14. Calculate the pH of 26 x 102 M KOH. (1) 1241 (2)1550 (3)208 47 15. Calculate the H* ion cancentration in lemon juice having a pH of 2 40 (1)401 00 59 4.0-10-ง M (2) 250 M the [H'] in offee than in neutral water? manganese(l) cartonate (MncO] is 42x 10 M. What is Kap for this oompound? (3) 0.38 M 440x0M 16. The pH of coffee is approximately 5.0. How mamy times groater is (1) 200 (2) 100...
1) What chemical is the titrant in this experiment? What chemical is the analyte in this experiment? Experi...
1) What chemical is the titrant in this experiment? What
chemical is the analyte in this
experiment?
Experiment #8: Measuring the Vitamin C Content of Emergen-C™ Objectives: • Students will learn how to use a burette. • Students will learn how to use the iodine starch indicator system to monitor oxidation/reduction reactions. Students will learn how to conduct a titration to determine the amount of analyte in an unknown solution. • Students will learn about ascorbic acid's role as a...
Please answer all the blanks (volume if H2 and everything in analysis). TIA! Data 5 1...
Please answer all the blanks (volume if H2 and
everything in analysis). TIA!
Data 5 1 oong 0.00 10.5ml 2 o.olag 0.00 11.0 Trial 3 o.org 0.00 12.00 o Daag o.albg 0.00 10.0 ml 11.5ml Mass of Mg (g) Initial volume of Syringe (mL) Final volume of Syringe (mL) Volume of H (mL) Barometric pressure (torr) Ambient temperature (°C) Vapor pressure of H2O (torr) 779.314har 23. Oi 21.0 forr TA.314tar 23.0c 179.3 14ton 23.0¢ 779.314 ton 23.0c 779.31472 23.0c 21.0...
1. According to the paper, what does lactate dehydrogenase (LDH) do and what does it allow...
1. According to the paper, what does lactate dehydrogenase
(LDH) do and what does it allow to happen within the myofiber? (5
points)
2. According to the paper, what is the major disadvantage of
relying on glycolysis during high-intensity exercise? (5
points)
3. Using Figure 1 in the paper, briefly describe the different
sources of ATP production at 50% versus 90% AND explain whether you
believe this depiction of ATP production applies to a Type IIX
myofiber in a human....
7) Orange juice has a pH of 4.35. Determine the following: [1 point each or 5 points total] a) The pH of the orange juice: 14-435 = .105. b) The hydrogen ion [H') concentration in moles per Liter: 2.2 4 X 1 c) The hydroxide ion (OH!) concentration in moles per Liter: d) The hydrogen ion concentration after dilution by a factor of 20 for preparing orange icepops. Then of the diluted orange juice:
struggling with it all please answer all questions 54-61 thank you
which of these molecules is meso tartaric acid (meso 23-dihydroxysuccinic acid) CO2H ÇO2H COH None of these ÇOH B) TC) D) OL H-C-OH HO- C- H H - HO- H - C-H C-OH HO—C H H C -H H- C-OH ---OH COH COH сон 55. If the medicine you are taking tastes very bitter and smells like dead fish, because it contains an amine), what might you take to...
Titration: Acids and Bases
2. How can you determine which acid is diprotic?
3. using the answers to questions one and two, which acid is
diprotic?
4. Which base has more hydroxide ions per molecule?
Acid Volume Base Base Initial Volume (mL) Base Final Volume (mL) Volume of Base Used (mL) Acid: Base Ratio Acid 1 20 mL Base 1 50 mL 34.5 15.5 4:3 Acid 2 20 mL Base 1 Acid 1 20 mL Base 2 Acid 2 20...
What is
acidity and what are the compounds controlling it?
Acidity is a measure of
the concentration of hydrogen ions (H+ or protons) in a solution. We
use pH (potential of H+) as a scale of acidity and this can be
calculated as below:
pH =
-log10[H+] =
log10
(1/[H+])
Q1. Figure 10.3 shows you a range
of pH in some common liquids. Pick 2 liquids (one each from acidic
and basic solutions) and compare the molarity of
[H+] in...
A teaspoon of table sugar contains about 0.01 mole sucrose
what is the molarity of the superheroes in a cup of coffee is a
teaspoon of sugar has been dissolved in a volume of 200 mL
Consider the sunion concentatton inNgat which is most appropriate a graph of the data above including all appropriate What is your independent variable which goes on the What is your dependent variable which goes on the y-axisi Procedure 3.3: Please complete the following solutions...
e. 18 Test Your Knowledge MULTIPLE CHOICE: Choose the one best answer. 1. Each element has its own characteristic atom in which a. the atomic mass is constant. b. the atomic number is constant. c. the mass number is constant. d. Two of the above are correct. e. All of the above are correct. 2. Which of the following is not a trace element in the human body? a. iodine b. zinc c. iron d. calcium e. fluorine 3. A...
14. Calculate the pH of 26 x 102 M KOH. (1) 1241 (2)1550 (3)208 47 15. Calculate the H* ion cancentration in lemon juice having a pH of 2 40 (1)401 00 59 4.0-10-ง M (2) 250 M the [H'] in offee than in neutral water? manganese(l) cartonate (MncO] is 42x 10 M. What is Kap for this oompound? (3) 0.38 M 440x0M 16. The pH of coffee is approximately 5.0. How mamy times groater is (1) 200 (2) 100...
1) What chemical is the titrant in this experiment? What
chemical is the analyte in this
experiment?
Experiment #8: Measuring the Vitamin C Content of Emergen-C™ Objectives: • Students will learn how to use a burette. • Students will learn how to use the iodine starch indicator system to monitor oxidation/reduction reactions. Students will learn how to conduct a titration to determine the amount of analyte in an unknown solution. • Students will learn about ascorbic acid's role as a...
Please answer all the blanks (volume if H2 and
everything in analysis). TIA!
Data 5 1 oong 0.00 10.5ml 2 o.olag 0.00 11.0 Trial 3 o.org 0.00 12.00 o Daag o.albg 0.00 10.0 ml 11.5ml Mass of Mg (g) Initial volume of Syringe (mL) Final volume of Syringe (mL) Volume of H (mL) Barometric pressure (torr) Ambient temperature (°C) Vapor pressure of H2O (torr) 779.314har 23. Oi 21.0 forr TA.314tar 23.0c 179.3 14ton 23.0¢ 779.314 ton 23.0c 779.31472 23.0c 21.0...
1. According to the paper, what does lactate dehydrogenase
(LDH) do and what does it allow to happen within the myofiber? (5
points)
2. According to the paper, what is the major disadvantage of
relying on glycolysis during high-intensity exercise? (5
points)
3. Using Figure 1 in the paper, briefly describe the different
sources of ATP production at 50% versus 90% AND explain whether you
believe this depiction of ATP production applies to a Type IIX
myofiber in a human....
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