Dilution is done to commercially available acids such as HNO3, H2SO4 etc so that the strength is increased and so it will be safe to be used by students in a chemistry laboratory. Select one: O True O False

Q: Arrange the following in increasing order of their basic strength in aqueous solution: CH3.NH2,…

A: Amines- Amines are derivative of ammonia in which H-atom or atoms of ammonia are replaced by alkyl…

Q: Calculate a value for the equilibrium constant for the reaction below

A: we have to calculate the value of equilibrium constant for the given reaction

Q: How can you find the sp hydridization of a molecule?

A: Relation between electron pairs around the central atom and hybridization: Please note that only…

Q: What is the Eh of a solution with 0.05 M Fe2+ and 0.0000002 M Fe3+ ? What is the Eh of a solution…

A: The species cell voltage will be examined with the help of the expression Nernst equation.

Q: 1. Calculate the value of K for the reaction

A:

Q: Commercially available H2SO4 is diluted to reduce its strength so that it will be safe for use by…

A: Sulphuric acid ; H2SO4 is a strong acid that is also known as oil of vitriol. And it is not safe to…

Q: Calculate the weight of solid Ba(OH)2 (MW = 171.34g) in order to make a 0.39 litre of the base…

A: Here we are required to mass of Ba(OH)2.

Q: Calculate the PH Of Soution Prepared by adding D.Lomole of NADH to a Solution Containing D:20…

A:

Q: Commercially available H,SO4 is diluted to increase its strength so that it will be safe for use by…

A: Addition of water increase the concentration of Hydrogen ion. Hence dilute H2So4 is stronger acid…

Q: Please Answer my question from the picture im send... And note With same dengan.. God bless you ..…

A: The question is based on the concept of qualitative analysis. We have to distinguish the molecules…

Q: Suppose a 0.027 M aqueous solution of oxalic acid (H₂C₂O4) is prepared. Calculate the equilibrium…

A:

Q: Dilution is done to commercially available acids such as HNO3, H2SO4 etc so that the strength is…

A: It is a False statement. Dilution is done to commercially available acids such as HNO3, H2SO4 etc so…

Q: The equilibrium constant for the proton transfer reaction of acetic acid 1.8 × 10–5 . Calculate the…

A: For the given reaction, the equation for equilibrium constant can be written as below.

Q: Predict the equilibrium of the following acid-base reaction. a) K 1

A: Terminal alkyne has a hydrogen atom attached to the sp hybridized carbon atom. The electronegativity…

Q: 1. Calculate the ratio of CH₂COOH/NaCH₂COO to give a buffer solution at pH 5.

A: given, pH of the buffer solution = 5

Q: Calculate the ionic strength of 0.5M Al2(SO4)3.

A: Al2(SO4)3 ----> 2Al3+ + 3SO42- 0.5 M                1 M         1.5 M Ionic strngth = 1/2 ΣCiZi2…

Q: <Ch09_Acids and Bases Strength of Electrolytes Reset Help weak electrolyte A 20 mL solution…

A: The species which gets completely dissociated into its constituent ions are termed as Strong…

Q: What of the following options describes the term "strong acid/base"? O a. A pair of species which…

A: The compound that dissociates in an aqueous solution to give H+ ions and OH- ions are called acid…

Q: Calculate the pOH of a 1.0 L solution containing 0.058 g of Mg(OH)2 (mol. wt. 58 g/mol). 3. O 7.0 О…

A:

Q: 4. What volume of 2.25M H;SO, should be diluted with water to prepare 1.5 Lof 1.20 M acid?

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: Commercially available H2SO4 is diluted to reduce its strength so that it will be safe for use by…

A: Commercially available H2SO4 is diluted to reduce strength because the commercially available H2SO4…

Q: Calculate the ionic strength of 0.2 M CaCl2

A:

Q: The molar concentration of H3O+ was measured at 25 ° C. The pH and pOH should be calculated for the…

A:

Q: Calculate the [H+] and pH of a 1.97 × 10-4 M nitrous acid solution. The K, of nitrous acid is 7.10 x…

A: Given, Concentration of the nitrous acid (HNO2) solution (C) = 1.97 × 10-4 M Ka of nitrous acid…

Q: Leaching is extraction of solution from solid solvent. A. True B. False

A: in my opinion its true i guess

Q: 1. In acidic solution: +2 Sn 103 1 Sn ** + |1 ----- 2. In basic solution: S + NO3 1 → S+ NO

A: Balancing of redox reaction : Step 1 : Write the unbalanced equation for the reaction in ionic form.…

Q: 6. Determine the Gibb's free energy of a reaction system which consists of 0.6M monoprotic acid,…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: Calculate the AH for the reaction (6 points)

A: Calculate the ∆H for the reaction., NO(g) + O(g) → NO₂(g)

Q: Calculate the Delta G value from the following data and

A:

Q: Calculate AG for

A:

Q: Calculate the pH and pOH of 0.30 M HNO3 solution.  Kw= 1.0 x 10-14

A: Given data: Concentration of HNO3 solution = 0.30 M, Kw = 1.0×10-14. Nitric acid (HNO3) is the…

Q: Complete the acid-base equation for the dissolution of the compound into liquid HF solvent. The…

A: The reactants given are HF and NH3.

Q: How does tnis meenanim O aw ? 1. NacN 2.Hz INi

A:

Q: H. HBr(aq)

A: Under the HBr (Aq) conditions, brominated product results. Alkene undergoes addition reaction with…

Q: A basic solution turns , litmus paper to Select one: O Blue: Red O Red; Red O Blue: Violet Red; Blue

A: Bases are the substances that produce OH- ions when dissolved in water. The litmus test helps to…

Q: An alternanting current have polarity. O True O False

A: The answer is given as follows

Q: Hydrolysis of KCN will lead to an acidic solution.   A. True B.  False

A: Explanation to the correct answer is given below.

Q: How will the following equilibrium be affected by ( direction and color change ) A +2 ( aq ) + 4…

A: Answer:- This question is answered by using the simple concept of shifting in the equilibrium state…

Q: For the Reaction of Hydrochloric Acid &amp; Sodium Carbonate, find (Delta)H, (Delta)S, and (Delta)G

A:

Q: Rank cations from softest to hardest Lewis acid: Ag+, K+, Pb2+, Zn2+

A:

Q: Calculate the f.e.m. for the following reaction at 25oC Li+(aq) (0.001 M )   +   H2(g) ( - M)     →…

A: The reaction that combines reduction-oxidation half-reactions gets stated as "redox reaction". When…

Q: Determine the CBOD and NBOD of 125 mg/L of CH;COOH solution. Assume the following reaction! CH3COOH…

A: Solution -

Q: The acid strength decreases in the series HBr > HSO, > CH3COOH > HCN > HCO, Which of the following…

A: The order of acidity of conjugate bases are same as the acidity of acids. But a strong acid has weak…

Q: A 0.0834 M solution of a weak ačid has a pH of 2.07. Calculate K, for the acid. O 5.9 x 102 O 3.4 x…

A: Write the expression for pH. pH=-log[H+] [H+]=Ka(HA) where Ka is the acid dissociation constant.

Q: 2. The molar conductance of an acidic aqueous solution of [Co(NH,)sCO.JNO, changes rapidly with…

A: Molar conductivity of any complex ion is the conductance of the whole solution with having one mole…

Q: Calculate the Hö0] and OHT carcentations for cach Of your PH Valves | Hal H2D LOH! 3.00 LOS 2.10…

A:

Q: 1w) The number OAunpcired clectrans apected r the Compler ion: [ColOH) is: +3

A: The complex ion is [Co(OH)6]3- The oxidation state of Co – [Co(OH)6]3-x + 6×-1 =-3…

Q: For the following, identify the most likely value for x: BH,

A: Introduction: We have to tell the value of x.

Q: The pOH of a 0.025 M of HCIO4 is O a. 12.40 O b. 0.94 O c. 13.06 O d. 1.60

A: According to Arrhenius acid base theory,  an acid is a substance which can give up proton(H+) to…