Calculate the pH of a solution formed by adding 5.00 grams of solid sodium formate, NaCHO₂, to 180.0 ml of 0.220 M formic acid solution, HCHO₂. You may assume that the salt dissolves completely and that the change in volume is negligible upon addition of the solid.

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Q: What are the products of the following decomposition? Ca(CIO3)2 -- + >

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Q: Give the letters that represent the four compounds with general formula CnH2n+2

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Q: Calculate the Ka of a 0.400 M acid solution with [H 3 O^ + ]=1.4*10^ -4 M

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Q: H H H 2 H-C-S + 2→ H-Ċ-s-S-ċ-H + 2HI H Methanethiol Dimethyl disulfide

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Q: Would freezing point depression be different for a volatile solute than for a nonvolatile solute? Ex...

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Q: eigenstates

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Q: If a weak monoprotic acid is 3.8 percent ionized in a 0.2F solution, calculate its ionization consta...

A: If a weak monoprotic acid is 3.8 percent ionized in a 0.2F solution, calculate itsionization constan...

Q: 9. Identify the type of mixture formed when the NH&NO3(s) is completely dissolved in the water.

A: Reaction of Dissolving ionic compound in water: NH4NO3 (s) → NH4+(aq) + NO3-(aq)   

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Q: the activity coefficient

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Q: What are the products of the following decomposition? Ca(CIO3)2 -- +

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Q: In a 6.43E1 g sample of NaHCO, how many grams of sodium are present? Use two decimal places in atomi...

A: Mass of NaHCO3 = 6.43E1 = 64.3 g 

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Q: H3C CH3 `N H3C Na(CN)BH; A H В TSOH LOTS H3C- кон D + Calor

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Q: he moles

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Q: What is [H3O+] in an aqueous solution (in mol L-1) containing [OH-] = 2.5 x 10-8 mol L-1?

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Q: Consider a weak acid "HA". What is the pH of a 0.957 mol L-1 solution of HA? The KA of HA is 7.09 x ...

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Q: 6. Write the empirical formula for acetylene.

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Q: Which molecule has a Lewis structure that does not obey the octet rule? Multiple Choice PH3 Cs2

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Q: A solution of 2.162 grams of compound Y per 1000 grams of water at 20C has a vapor pressure of 2.162...

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Q: For each of the following changess at equilibrium, indicate whether the equilibrium shifts in the di...

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A: Given :-    -----------------------------------------------------

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Q: Calorimetry:

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Q: Nitrogen dioxide and water react to form nitric acid and nitrogen monoxide, like this: 3 NO,(9)+H2O(...

A: The given equilibrium reaction is as follows: 3NO2g + H2Ol → 2HNO3aq + NOg

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.