Homework Answers
For any quires please do
comment in the comment box below. Hope it will helps you. Please
give Thumbs Up!! Thank you for posting the question, All the
best.
Add Answer to:
11. For each of the following, is the solution acidic, basic, neutral, or cannot be determined? F...
For each of the following, is the solution acidic, basic, neutral, or cannot be determined? For e...
For each of the following, is the solution acidic, basic, neutral, or cannot be determined? For each, write the equation for the dominant equilibrium which determined the pH, and justify your pH prediction. Kw = 1.0 x 10-14 100 mL of 0.10 M NaH3P2O7; Ka1 = 3.0 x 10-2, Ka2 = 4.4 x 10-3, Ka3 = 2.5 x 10-7, and Ka4 = 5.6 x 10-10 for H4P2O7. 100 mL of 0.10 M K2H2P2O7; see Part a for Ka values 100...
Classify each aqueous solution as acidic, basie, or neutral at 25°C. Acidic Basic Neutral Answer Bank...
Classify each aqueous solution as acidic, basie, or neutral at 25°C. Acidic Basic Neutral Answer Bank H1-20 x 10-12 pH-10.05 pH - 1.88 (OH) 68 x 10 JOH]-83x10-13 pH 7.00 TH1-10 x 10 | 5,2 x 304 By titration, it is found that 96.3 mL of 0.124 M NaOH(aq) is needed to neutralize 25.0 mL of HCl(aq). Calculate the concentration of the HCI solution. [HCI) = M
(3 points) A 0.0730 M solution of a monoprotic acid is 1.07% ionized. What is the...
(3 points) A 0.0730 M solution of a monoprotic acid is 1.07% ionized. What is the pH of the solution? Calculate the Ka of the acid. (2 points) The pH of a 0.025 M solution of a monoprotic acid is 3.21. What is the Ka value for the acid? (2 points) Determine the percent ionization of a 0.0028 M HA solution. (Ka of HA = 1.4 x 10-9) (4 points) Lysine is triprotic amino acid (separately loses three H’s in...
7. (4 points) LiCN is a salt solution. The Ka of HCN is 6.2 x 100, a. Should the salt solution be acidic, basic, or...
7. (4 points) LiCN is a salt solution. The Ka of HCN is 6.2 x 100, a. Should the salt solution be acidic, basic, or neutral? b. Write the equilibrium reaction for the ion of the salt that contributes to the pH of the solution c. Calculate the pH of a 1.25 M solution of LiCN.
need help with 10 & 11. 10. Consider a 0.10 M solution of H&PO4 and the...
need help with 10 & 11.
10. Consider a 0.10 M solution of H&PO4 and the acid's successive dissociation constants below. Kal = 7.5 x 103, K2 = 6.2 x 108, Ka = 4.8 x 1013 Which of the following is present in the greatest amount? Hiahest С. НРО,2- D.H2PO (А) Н.РО В. РОД- Е. Н.О 11. What is the pH of an aqueous solution containing 0.015 MHI and 0.010 M HCLO2? А. 2.00 В. 0.82 С. 1.60 D. 1.82
A. Answer the following questions considering the 4 aqueous solutions below. Each contains 100.0 mL of...
A. Answer the following questions considering the 4 aqueous solutions below. Each contains 100.0 mL of the following solutions: Solution A = 0.10 M HBr Solution B = 0.10 M HNO2 Solution C = 0.10 M NaOH Solution D = 0.10 M NH3 Fill in the blanks with GT (greater than), ET (for less than) or EQ (for equal to). 1. ________ pH of A pH of B. 2. ________ pH of B ____________ 1. 3. ________ pH of C...
a solution is prepared by combining the following: 200mL .1 M H2SO4 100mL .2 M NaOH...
a solution is prepared by
combining the following: 200mL .1 M H2SO4 100mL .2 M NaOH 700mL
.143 M K2SO4 The pH of the solution = 3.6 What is the Ka of
HSO4?
rißPIPd An aqueous solution of NaF is prepared by dissolving 0.350 mol of NaF in sufficient water to yield 1.0 L of solution. The pH of the solution was 8.93 at 25.0 °C. The Kb of F- is Styles Eupp You are asked to prepare 100 ml...
Calculate and fill in the following information and indicate whether the solution is acidic, 4 basic,...
Calculate and fill in the following information and indicate whether the solution is acidic, 4 basic, or neutral. (2 pts. each) You must show work in order to receive full credit. acidic, basic, or neutral [H3o] OH] pH POH 1.98 x 10 a) b) 8.30 (You must show work in order to receive full credit for mathematical problems.) (8 pts.) 5. Lactic acid (HCaHs03, K 1.38 x 10"), which occurs in sour milk and foods such as sauerkraut, is a...
Calculate the equilibrium concentrations of all chemical species present in a 0.10 M H CO.(aq) solution....
Calculate the equilibrium concentrations of all chemical species present in a 0.10 M H CO.(aq) solution. What is the percent ionization of the acid and resulting pH? Units Units [H2CO3) = Number [HCO3) = Number [CO32) = Number [H30+) = Number Units Units % ionization = Number pH = Number Ka Acid Acetic Ammonium Formula CH3COOH NH4+ H3B03 1.8 x 10-5 5.6 x 10-10 5.4 x 10-10 Boric Carbonic H2CO3 Chlorous Formic Hydrocyanic Perchloric HCIO2 HCOOH HCN HC104 4.5 x...
You must prepare a solution to use as an environment that involves a particular strain of...
You must prepare a solution to use as an environment that involves a particular strain of bacteria that has a very limited pH range in which it can survive. This bacteria needs a medium with a pH = 6.10. You are tasked with making 500 mL buffer for this bacterium given the following reagents available to you in the lab, these are in the table b. State which reagent(s) and exactly how much you used of each to create the...
Classify each aqueous solution as acidic, basie, or neutral at 25°C. Acidic Basic Neutral Answer Bank H1-20 x 10-12 pH-10.05 pH - 1.88 (OH) 68 x 10 JOH]-83x10-13 pH 7.00 TH1-10 x 10 | 5,2 x 304 By titration, it is found that 96.3 mL of 0.124 M NaOH(aq) is needed to neutralize 25.0 mL of HCl(aq). Calculate the concentration of the HCI solution. [HCI) = M
7. (4 points) LiCN is a salt solution. The Ka of HCN is 6.2 x 100, a. Should the salt solution be acidic, basic, or neutral? b. Write the equilibrium reaction for the ion of the salt that contributes to the pH of the solution c. Calculate the pH of a 1.25 M solution of LiCN.
need help with 10 & 11.
10. Consider a 0.10 M solution of H&PO4 and the acid's successive dissociation constants below. Kal = 7.5 x 103, K2 = 6.2 x 108, Ka = 4.8 x 1013 Which of the following is present in the greatest amount? Hiahest С. НРО,2- D.H2PO (А) Н.РО В. РОД- Е. Н.О 11. What is the pH of an aqueous solution containing 0.015 MHI and 0.010 M HCLO2? А. 2.00 В. 0.82 С. 1.60 D. 1.82
A. Answer the following questions considering the 4 aqueous solutions below. Each contains 100.0 mL of the following solutions: Solution A = 0.10 M HBr Solution B = 0.10 M HNO2 Solution C = 0.10 M NaOH Solution D = 0.10 M NH3 Fill in the blanks with GT (greater than), ET (for less than) or EQ (for equal to). 1. ________ pH of A pH of B. 2. ________ pH of B ____________ 1. 3. ________ pH of C...
a solution is prepared by
combining the following: 200mL .1 M H2SO4 100mL .2 M NaOH 700mL
.143 M K2SO4 The pH of the solution = 3.6 What is the Ka of
HSO4?
rißPIPd An aqueous solution of NaF is prepared by dissolving 0.350 mol of NaF in sufficient water to yield 1.0 L of solution. The pH of the solution was 8.93 at 25.0 °C. The Kb of F- is Styles Eupp You are asked to prepare 100 ml...
Calculate and fill in the following information and indicate whether the solution is acidic, 4 basic, or neutral. (2 pts. each) You must show work in order to receive full credit. acidic, basic, or neutral [H3o] OH] pH POH 1.98 x 10 a) b) 8.30 (You must show work in order to receive full credit for mathematical problems.) (8 pts.) 5. Lactic acid (HCaHs03, K 1.38 x 10"), which occurs in sour milk and foods such as sauerkraut, is a...
Calculate the equilibrium concentrations of all chemical species present in a 0.10 M H CO.(aq) solution. What is the percent ionization of the acid and resulting pH? Units Units [H2CO3) = Number [HCO3) = Number [CO32) = Number [H30+) = Number Units Units % ionization = Number pH = Number Ka Acid Acetic Ammonium Formula CH3COOH NH4+ H3B03 1.8 x 10-5 5.6 x 10-10 5.4 x 10-10 Boric Carbonic H2CO3 Chlorous Formic Hydrocyanic Perchloric HCIO2 HCOOH HCN HC104 4.5 x...
Most questions answered within 3 hours.
-
Suppose N packets are sent,
and each packet arrives at rate of L/2R to a link....
asked 14 minutes ago -
17. Show the steps involved in reduction of the ketone in fatty
acid synthesis. Which cofactor...
asked 15 minutes ago -
5.61 g of octane, C8H18, reacts with excess oxygen in a bomb
calorimeter. The heat capacity...
asked 19 minutes ago -
The velocity field of a flow is given by V = (2+1) x
y2 i +...
asked 28 minutes ago -
(EPS with
Convertible Bonds) On June 1, 2012, Bluhm Company and
Amanar Company merged to form...
asked 26 minutes ago -
2. Discuss why the study exemplifies one that agrees with The
American Psychological Association’s (APA) Ethical...
asked 30 minutes ago -
Without considering the following capital gains and losses,
Charlene, who is single, has a taxable income...
asked 37 minutes ago -
1a. The __________ functional group often triggers our sense of
smell.
1b. The geometry around a...
asked 50 minutes ago -
A uniform plank of length 2.00 m and mass 34.0 kg is supported
by three ropes,...
asked 51 minutes ago -
Suppose a floor on a hospital has 12 physicians at any given
time. You are brought...
asked 1 hour ago -
Compartmentalization
in eukaryotic cells facilitates chemical reactions happening faster
due to... Select all
Substrates needed for...
asked 52 minutes ago -
The deltaH for the solution process when solid sodium
hydroxide dissolves in water is 44.4 kJ/mol....
asked 55 minutes ago