Which of the following are weak bases in aqueous solution? 1. NH3 2. Ро 3- 3. OH 4. CIO 5. НСНО2 O 1, 2, and 4 only O 1 and 5 only O 1, 2, 3, and 4 only O 1 and 4 only O 3 only

Q: How many grams of NaNO, is needed to prepare an aqueous solution of 170 mL with a pH of 8.54? (For…

A: Consider the initial concentration of NO2- to be C and the reaction can be depicted as; Here, x=…

Q: Determine whether the following solutions are acidic, alkaline, or neutral at 25 °C: 1. [H+] = 1.0 ×…

A: pH is the negative logarithm of [H+].

Q: Multiple Choice 1. A certain solution has a pOH of 6. How is this solution best described? a.…

A: 1.  POH = 6  Thus [OH-] = 10-6  PH = 14- 6 = 8  Thus solution is weakly basic  Correct answer is( d)…

Q: Calculate the concentration of H30* in a solution that contains 1.8 x 10- M OH at 25°C. Identify the…

A: For a solution at 25°C  [H3O+][OH-] = 10-14 M2 If the solution is neutral then  [H3O+] = [OH-] =…

Q: I.HClO II.HClO2 III. HClO3 III. HClO4 The strength of these acids is compared correctly in which of…

A:

Q: What is the [H] of an aqueous solution with a pH of 6.2? 3.2 x 10-5 M 6.2 x 10-6 M 6.3 x 10-7 M 1.6x…

A:

Q: Calculate the molarity of hydroxide ion in an aqueous solution that has a pOH of 8.32. O 5.7 O 8.3 x…

A: pOH of an aqueous solution is 8.32 .We have to calculate the molarity of hydroxide ion in the…

Q: A solution with a pOH of 11.70 has an [H+] of a. 5.0 × 10−3 M.b. 3.2 × 10−4 M.c. 2.0 × 10−12 M. d.…

A: Given data, pOH of the solution =11.70

Q: Which of the following are basic salts? 1. LizC204 2. LICIO 3. LICIO4 4. Lİ2CO3 5. LİB. O 1, 2, 3,…

A: Answer :- (d) 1, 2 and 4 only  Solution:-     We know that      Strong acid + strong base = Neutral…

Q: 1. What is the OH- concentration in a solution that is (3.30x10^-1) M in HCl? Express your answer to…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A neutral solution at 25⁰C has a [H 3O +] = 1.0 x 10-7M. Which hydronium ion concentration…

A: The pH scale is a measure of the acidity or basicity of a solution. It is defined as the negative…

Q: QUESTION 4 Of the following, which is the strongest acid? O All the acids have the same strength.…

A: Given : Different type of of oxoacids.  To find : acidic strength order of these oxoacids.  Solution…

Q: Which of the following aqueous solutions is(are) considered basic? [H3O+]=5.4 x 10-8 M pOH = 9.0…

A:

Q: If [H+] = 2.9 x 10-5 M in a solution, what is the [OH-]? 2.9 x 10^-5 M 4.7 x 10^-8 M 2.9 x 10^9 M…

A: Given, [H+] = 2.9 x 10-5 M We know, => pH = -log[H+] on substituting the value=> pH = -log(2.9…

Q: 0.003 M acetic acid solution (Ka = 1.8x10) O 36 O 33 O 11.4 O 4.6 O 10.4

A: We measure the concentration of hydroxide ion in a solution in terms of pOH.

Q: Weak Acid HCN HNO HIO HBrO CHCOOH K₂ 4.9 x 1010 4.5 x 10 2.3 x 10¹1 2.5 x 10 6.3 x 10* Which of the…

A: 4 saltCsIONaFLiClO3KNO2Solutions would be expected to have a pH of 7.00 = To be determined

Q: What is the pH of a solution with [H+]=2.2 x 10-7  M? a. pH = 7.3 b. pH = 5.7 c. pH = 2.2 d. pH =…

A: Which one of the following is correct answer

Q: 6. Out of the following, which chemical species is a base? а) HCI. b) H2O с) СО. d) AlCl3. e) H,SO4

A: Base is defined as species which can accept hydrogen ion.

Q: Which of the following represents the most acidic solution? How do you know? Explain in a separate…

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Q: Which aqueous solution has the lowest pH at 25 °C? 0.45 M H2S O 0.35 M HF O 0.34 M HOCIO O 0.33 M…

A: Answer :-  0.33 M HBr has lowest PH at 25 °C

Q: Identify each compound or molecule as an acid, acid anhydride, base, basic anhydride, or salt. 1.…

A: Non metallic oxide are acidic in nature while metallic oxide are basic in nature.

Q: There is an acidic solution in a beaker. What species can be found in the beaker besides water…

A: We are given that we have an acidic Solution in the beaker we have to predict species present in…

Q: 25. In a solution containing 10-8 M HCI and 10-8 M acetic acid, H* is supplied mostly by A. The…

A: In a solution containing 10 M HCl and 10 M acetic acid, H+ is supplied mostly by:A. The strong…

Q: From the choices below, select the statements that correctly describe acidic aqueous solutions. A.…

A: A neutral solution is one in which the concentrations of H+ and OH- are equal. [H+] = [OH-] An…

Q: culate the hydronium ion concentration (in M) of a blood sample with a pOH of 7.8.

A:

Q: Question 9 Which of the following models illustrates Acids produce H30* ions in aqueous solutions…

A: Here we have to  determine which thoery states that acids produce H3O+ ion and base produce OH^- .

Q: A given weak base solution is found to have [H+] = 4.3 x10-11 M. What is the [OH-] in this weak base…

A: In any aqueous solution at 25 degrees Celsius, the product of the hydrogen ion concentration [H+]…

Q: Identify each salt as acidic, basic, neutral or "can't tell". In each example write the equation of…

A: Interpretation: In the given examples, the equation of the ion reacting with water is to be written…

Q: Calculate the concentration of H3O* in a solution that contains 5.5 x 10-5 M OH at 25°C. Identify…

A:

Q: True/False.  HBrO3 is a strong acid. Why? c. Rank these acids from strongest to weakest: HF, H2O,…

A: Those compounds which lose a proton in presence of any base or those compounds which decrease the pH…

Q: 12. What is the pOH of a 0.16 M solution of hydrazoic acid? O A) 2.76 O B) 5.52 O) 8.48 O D) 10.74 O…

A: Hydrazoic acid is a weak acid.  Its concentration is given as:  0.16M pOH = ? The standard value of…

Q: A 0.15 M weak acid solution is 5.5 % ionized. Calculate the H3O* ion concentration in the solutic O…

A:

Q: What is the pOH of a 0.033 MHNO3 solution? O 10.59 1.48 3.41 12.52 15.48 14

A:

Q: 9. Classify solutions in the previous problem as acidic, basic, or neutral a. [H+] = 1 x 10^-5 M b.…

A: pH stands for "potential of hydrogen" and is a measure of the acidity or basicity (alkalinity) of a…

Q: If the concentration of hydronium ions, H3O+, in a solution at 250C equals 8.3 x 10-4 M, what is the…

A: Concentration of hydroxide ion can be calculated as follows

Q: A solution has a hydronium concentration of 7.50 x 10-5. What is the hydroxide concentration in M?

A: Given = Hydronium ion concentration (H30 +) =7.50*10-5 Hydroxide ion concentration (OH-) =?

Q: true

A: Given-The Conjugate base of a weak acid is stronger base than H2O

Q: Give the formula of the compound which will be dissolved in HNO3? STRONG ACIDS…

A: Solubility

Q: Which of the following is the hardest base? S2- F- I- PR3

A: Hard bases are smaller anions which are Non-polarisable like as F - among neutral atoms they are…

Q: Which one(s) of the following 0.10 M salt solutions are basic? I. CS2CO3 II. NH4CIO4 III. LINO3 IV.…

A: A salt is formed when an acid reacts with a base. A salt can be acidic, basic, or neutral depending…

Q: A given weak base solution is found to have [H+] = 4.3 x10-11 M. What is the [OH] in this weak base…

A: Step 1:     Option a is correct answer   Step 2: Step 3: Step 4:

Q: Which acid is monoprotic. O a. HSO4 O b. H3PO4 O c. H2SO4 O d. HNO3

A:

Q: Define the following as either hydroxide bases, carbonate bases, bicarbonate bases, ammonia bases,…

A: The bases which will have HCO3- anion i.e bicarbonate anion with metal cation will be bicarbonate…

Q: "1. ioni ZAtion = こ HCNinit Or125 What is the % ioniz ation of morphine. Morphine is a base.…

A:

Q: What is the pOH of a NAOH solution with a concentration of 8 x 10-4 M?

A: Concentration of  NaOH  = 8 × 10-4 M So, Concentration of OH- = 8 × 10-4 M  pOH = - log[OH-]