Ph of a 10–10 m naoh is nearest to
Webb2 maj 2024 · How to Calculate pH and [H+] The equilibrium equation yields the following formula for pH: pH = -log 10 [H +] [H +] = 10 -pH. In other words, pH is the negative log of the molar hydrogen ion concentration or the molar hydrogen ion concentration equals 10 … WebbThe pH of 10−10M N aOH solution is nearest to 1040 64 Manipal Manipal 2010 Equilibrium Report Error A 4 B -10 C 6.99 D 7 Solution: Given, concentration of N aOH = 10−10M 10−10N aOH → 10−10N a+ + 10−10OH − ∴ [OH]− from N aOH = 10−10 ∴ Total [OH −] = …
Ph of a 10–10 m naoh is nearest to
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WebbThe pH of a 10 −10M NaOH solution is: A 10 B 7.01 C 6.99 D 4 Medium Solution Verified by Toppr Correct option is B) At 25 0C , Concentration of OH − ions is 10 −7M as present in water. But the concentration, in this case, is given as of [OH −] =(10 −7+10 … Webb30 jan. 2016 · pH = 7 Explanation: Consider the two equilibria happening in solution: N aOH ⇌ N a+ + OH − and H 2O ⇌ H + +OH − From N aOH: [OH −] = 10−9M From H 2O: [OH −] = 10−7M Since [OH −]H2O >> [OH −]N aOH, The pOH will be determined from the [OH …
Webb29 apr. 2014 · You will need to know the molarity of the NaOH. Let's assume the solution is 0.1M. NaOH is a strong base, so this will produce 0.1mol/L of OH ions in solution. This will produce a pH of 13. You will need to take the negative log of 0.1 to find the pOH. This … WebbThe pH of a 10 -10 M - NaOH solution is 10 7.01 6.99 4 B. 7.01 When the solution is very dilute, the concentration of OH - produced from water cannot be neglected. Hence, [OH - ] = 10 -10 + 10 -7 (obtained from water) = 10 -7 (0.001 + 1) = 1.001 10 -7 pOH = -log [OH -] = …
WebbGet an expert solution to pH of a 10 - 10 M NaOH is nearest to. JEE ; NEET ; SCORE ; DOUBTS ; Sign in ; Sign up ; Search . PH of strong acids and strong bases. Question. pH of a 10-10 M NaOH is nearest to. Moderate. A. 10. B. slightly greater than 7. C. 4. D. 5. … Webb8 aug. 2024 · pH = 4.10 If it was a strong acid then the concentration of H^+ that dissociates from NaH_2PO_4 would be 2 xx 0.1 = 0.2M But NaH_2PO_4 is a weak acid. It will dissociated partially. If x represents concentration of acid that dissociates then x = …
WebbCalculate `pH` of `10^(-7)M of NaOH` solution at `25^(@)C` (take log0.618=0.21)`
Webb16 dec. 2016 · Explanation: For starters, you know that an aqueous solution kept at room temperature has. pH + pOH = 14 −−−−−−−−−−−−−−−−. so use this equation to find the pOH of the solution. pOH = 14 − 9.4 = 4.6. Now, the pOH of the solution is given by the … cistitis 意味Webb24 maj 2024 · The pH of a 10 -10 M NaOH solution is nearest to (a) 10 (b) 7 (c) 4 (d) -10 Answer Question 7. A weak acid HX has the dissociation constant 1 × 10 -5 M. It forms a salt NaX on reaction with alkali. The degree of hydrolysis of 0.1 M solution of NaX is (a) … diana barton young and restlessWebbStep 1: To prepare 100 ml of 10 M NaOH solution, weigh out 40 g of NaOH (molecular weight: 40). Precaution: Don’t expose solid NaOH to air for a long time while weighing. NaOH is hygroscopic in nature and absorbs water from the atmosphere quickly. Step 2: … diana bashir interview wikiWebbAnswer: Concentration of given solution is 10^-9 M NaOH is a strong base. When dissolved in water, it quickly dissociates into Na+ and OH- ions. So, concentration of [OH-] ions is 10^-9 M Since the solution also contains water, concentration of [OH-] ions from water is 10^ … cistm baselWebb16 mars 2024 · The pH scale (pH) is a numeric scale used to define how acidic or basic an aqueous solution is. It commonly ranges between 0 and 14 but can go beyond these values if sufficiently acidic/basic. The pH value is logarithmically and is inversely related to the … cistoadenolinfoma tumor de warthinWebbJIPMER 2005: The pH of a 10-10 M - NaOH solution is (A) 10 (B) 7.01 (C) 6.99 (D) 4. Check Answer and Solution for above Chemistry question - Tardigrade diana bastow osbornesWebb14 maj 2024 · Using a pH indicator strip will tell you that NaOH (sodium hydroxide) is a strong alkaline. This means it has a pH toward the top end of the pH scale, which ranges from 0 to 14. To calculate the exact pH, work out the molarity of the solution, then apply … cis tmobile cyber security salaries