What is the final concentration when 200 mL of water are added to 300 mL of0.25 M NaOH?

Q: 5. Rank the following in order of increasing acidity: CI A OH в ОН C ОН D О ОН

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Q: (16.1×4200/0.17×830)³

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Q: What is nitrogen?

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Q: olume of 500.0 mL of 0.110 M NaOH is added to 585 mL of 0.250 M weak acid (K₁ = 3.85 x 10-5). What…

A: Given -> Volume of NaOH = 500 ml = 0.500 L (1L = 1000ml)  Molarity of NaOH = 0.110 M  Volume of…

Q: The pKa of NH4+ is 9.25.  Predict whether the acid form (NH4+) or the base form (NH3) is predominant…

A: Recall the given reaction,                               NH4+ aq  +  H2O l  ↔  NH3 aq  +  H3O+…

Q: Phenolphthalein, a colorless weak acid (Ka = 6.31 x 10^-10) which dissociates in water forming pink…

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Q: Calculate the pH when 0.010 mL, 0.1 M sodium hydroxide titrant is added to 30 mL, 0.1 M acetic acid.…

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Q: a) [Ni(en)2(NO2)2] b) [Ni(N,N'-dmen)2(NO2)2] c) [Ni(N,N-dmen)2(ONO)2] Rank the compounds in terms of…

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Q: Calculate the standard decomposition potential of water electrolysis, H2O(g) = H2(g) + (1/2) O2(g),…

A: The decomposition equation of water electrolysis is: H2O(g) → H2(g) + 1/2 O2(g) ;  The standard…

Q: A 25.9 mL sample of 0.225 M methylamine, CH3NH₂, is titrated with 0.212 M perchloric acid. At the…

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Q: 0.92 M CH3COONa 1.10 M CH₂COOH Note: Reference the pk of acids at 25 °C table for additional…

A: Given -> [CH3COOH] = 1.10 M  [CH3COONa] = 0.92 M  Volume= 1.00 L  pKa = 4.76

Q: cetylene (C2H2) and calcium hydroxide (Ca(OH)2) are formed by the reaction of water with calcium…

A: CaC2(s) + H2O(l) → Ca(OH)2(aq) + C2H2(g) 1 moles CaC2(s) +1moles H2O(l) → 1 moles Ca(OH)2(aq) + 1…

Q: Draw the mechanism for the following reaction, include the sigma complex intermediate. a. Draw each…

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Q: ▼ Part A How many milliliters of a 1.60 M NaBr solution contain 74.3 g of NaBr?

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

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Q: Atom number 5 сл 7 12 Coordinate indices X i i i y i i Z i i

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Q: 4. Describe how and why the ferric chloride test can be used to detect whether your reaction has…

A: Ferric chloride test is used to detect whether the reaction is complete or not by the colour change…

Q: When ammonium (NH4+) is placed in water, a chemical reaction occurs and an equilibrium is…

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Q: 4 Solubility and... 18.3 Gibbs Free E E OKINETICS AND EQUILIBRIUM Calculating equilibrium…

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Q: Given that E0 = 0.52 V for the reduction Cu+2 + e-  ---> Cu(s). Calculate the E0, ΔG0, and K for the…

A: Cu2+ + e-  ⇌Cu+ ( E° = +0.153 V ) ............. (I)  Cu+ + e- ⇌Cu(s)   (E° = +0.52 V).........(ii)…

Q: Acetylene (C2H2) and calcium hydroxide (Ca(OH)2) are formed by the reaction of water with calcium…

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Q: In the reaction 2 HI(g) H2(g) + l2(g), the equilibrium constant is 0.020. If 0.200 mol of HI is…

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Q: Suppose a boil water notice is sent out advising all residents in the area to boil their water…

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Q: Nomenclature Wor Write the name or formula for the chemical compounds below. T2 1. lead (II) sulfide…

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Q: 7 Which of the following elements will have the fastest chemical reaction? A. Na B. Al C. Si D. P 8…

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Q: Predict the products (if any) that will be formed by the reaction below. If no reaction occurs,…

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Q: 1. Given the data below: CH, (g)+2O, (g)à co, (g)+2H,O (I) CH, (g) + H₂(g) à CH, (g) 2 H, (g) +…

A: Given -> 1-> CH4(g) + 2O2(g) ---->CO2(g)+2H2O(l)∆H°= -890.3KJ 2-> C2H2(g) + H2(g)…

Q: Will the calcium metal be expected to dissolve in dilute hydrochloric acid? And why? Ca²+ (aq) + 2 e…

A: Given that  The standard reduction potential, E° of Calcium:    Ca2+ (aq) + 2 e-    → Ca(s);    E° =…

Q: NH, CHO C₂H₂O₂ + NaOH ? OH Draw the molecules on the canvas by choosing buttons from the Tools (for…

A: The following reaction is an acid base reaction, out of the two groups present on the hydrocarbon…

Q: In a 0.731 M solution, a weak acid is 12.5% dissociated. Calculate Ka of the acid.

A: Ka = [H+][A-][HA] at equilibrium, [H+] = [A-]

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Q: In order to determine the point group of a molecule, a thorough understanding of their molecular…

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Q: Classify each titration curve as representing a strong acid titrated with a strong base, a strong…

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