Concentrated aqueous ammonia contains 1.14 mol NH3 dissolved in 2.47 mol

Q: Which of the following statement is correct about a solution contains 0.4 M NaH2PO4 and 0.2 M H3PO4?

A: H3PO4 and NaH2PO4 are acid-conjugate pair  So, applying Henderson hasselbalech equation we get

Q: What is the concentration of an HCI solution that is prepared by mixing 15.0mL 12M HCI with 225mL of…

A: Given,    Concentration of HCl (C1) = 12mInitial volume of HCl (V1) = 15.0 mLConcentration of HCl…

Q: If an mL of HCl is equivalent to 1.5mL of 0.5N NaOH, the volume of alkali that would be consumed by…

A: Given,  1.5 mL of 0.5 N NaOH is neutralized with 30 mL of an acid HCl, the normality of an acid is:

Q: Pyruvic acid is formed in the body from carbohydrate metabolism. In muscles, it is reduced to lactic…

A: The glycogen is decomposed into glucose and pyruvic acid during metabolism. This pyruvic acid, in…

Q: Which salt would you expect to dissolve more readily in acidic solution? Barium sulfate or barium…

A: Solubility is the amount of solute that dissolves in a solvent. The solubility of most solutes…

Q: 2 liters of 1M Ca (OH) 2 solution mixed with 4 liters of 1 M HCl.pH solution of the mixture is: a) 4…

A: pH = 7

Q: If 20mL of a 0.40M Mg(OH)2 solution is used to titrate 25mL of HCl solution, the molarity of the HCl…

A: At the equivalence point in any acid base titration: Number of moles of acid = Number of moles of…

Q: How many grams of NaNO3 will dissolve at 10°C?

A:

Q: Suppose a standard strong-based solution was prepared by weighing out 2.514 g of NaOH in 500 mL of…

A: Solution:   moles of NaOH = 2.514/40 = 0.06285

Q: Calculate the mass of Na2CO3.aH2O required to prepare a 250 ml of a 0,05 M solution assuming that…

A: To prepare a standard solution first determine the number of moles of solute needed for one liter of…

Q: How do i calculate the volume of NaOH standard solution needed to completely react with the acetic…

A:

Q: Write the balanced equation for the neutralization reaction between H2SO4H2SO4 and KOHKOH in aqueous…

A: The chemical reaction in which strong acid reacts with a strong base that results in formation of…

Q: How many mL of 0.461 M HCl are needed to dissolve 6.75 g of BaCO3?

A:

Q: neutralize

A: Concentration of saturated solution is Fe(OH)3 = 0.0010M

Q: A 2.500g sample of a mixture of sodium hydrogen carbonate and potassium chloride is dissolved in…

A: Given: Mass of sample    = 2.500 g Volume of H2SO4  = 41 mL Molarity of H2SO4 = 0.4269 M Volume of…

Q: 1 mL of 3.5 M HCI is used to titrate 6.6 mL of NH3 its endpoint. What is the initial molar…

A: Given : Volume of HCl = 1 mL Molarity of HCl = 3.5 M Volume of NH3 = 6.6 mL

Q: What volume of 0.15 N HCl is needed to neutralise 20.0 ml of 0.35 N NaOH solution?

A: Molarity is the unit of concentration of a solution, and its unit is mol/L It is defined by the…

Q: Rank the following based on their molar solubility: Cd3(AsO4), Be(OH)2, Cu3(AsO4)2

A: Molar solubility is directly related to solubility product.

Q: 350.0 ml of 0.380 M (NH4)3PO4 solution is added to 400.0 ml of 0.280 M NH4Br solution. Calculate the…

A: Given: The the volume of (NH4)3PO4 solution=350.0 ml=0.35 L. The concentration of (NH4)3PO4…

Q: Explain why a pure water solution of BiCI3 cannot be made.

A: The reaction between BiCl3 and H2O is as follows: This reaction is reversible in nature. When pure…

Q: Calculate concentration of arsenic in a stream in term of ppm if 15.0 g sample of stream water…

A:

Q: If 500mL of 0.1IF lead altrate solution is added to 1L of 0.25F potossium lodate, calculate : a.…

A:

Q: A mixture of 20.0ml of 0.10M Ba(NO3)2 with 50.0ml of 0.10M Na2CO3. what is the cation concentration…

A: Certain solid compounds formed in precipitation reactions do not dissociate completely in solution.…

Q: Which of the following salts is more solubility in an acidic solution than in a neutral solution?…

A:

Q: Are salts soluble in liquid ammonia?

A: Liquid ammonia is a good solvent for organic compounds  But it is a worse solvent for inorganic…

Q: what are the IH30T]I HS-3 and IS2] concentrations of a 0.IM colution of Ha s, Kal - 1:1 X107 Ka 2 =…

A: Initial concentration of hydrogen sulfide is 0.1 M, suppose x is the change in concentration of so…

Q: The volume of 0.6 M NaOH required to neutralize 30cm3 of 0.4 M HCI is

A: we have to simply apply the molarity equation i.e M1V1=M2V2

Q: A mass of 3.3214 g of sodium bi carbonate was dissolved and and diluted to 250,00 ml of aqueous…

A: Given: Mass of sodium bi-carbonate i.e. Na2CO3 = 3.3214 g Volume of solution of Na2CO3 prepared =…

Q: How many grams of CaSO4 is formed when 10mL of 0.010 M Na2SO4 is added to 900mL of 0.001M CaCl2?

A: Chemical reaction between Na2SO4  and CaCl2 is  Na2SO4 + CaCl2 → CaSO4 + 2 NaCl Given data { 10mL of…

Q: What will be the molar concentration of potassium permanganate solution if 38.75 mL of this solution…

A: The answer to the following question is-

Q: 14. 13.42 mL of 0.2163M sodium hydroxide was required to neutralize 20.00 mL of sulfuric acid. What…

A:

Q: Calculate the number of moles of ZnCl2, in 180.0 mL of 0.330 M solution.

A: Given that, Concentration of ZnCl2 = 0.330 M Volume of ZnCl2 solution = 180.0  mL Molarity of a…

Q: if 5.6g of AI is dissolved in 67000 mls of water, calculate the ppt of Al.

A:

Q: If 500mL of 0.1F lead altrate solution is added to 1L of 0.25F potossium lodate, calculate : a.…

A: Note: As per company policy we are supposed to attempt first question only.

Q: A 0.0250 L sample of hydrochloric acid is placed in a flask with a few drops of phenolphthalein…

A: Given :-  Molarity of NaOH solution = 0.185 M  Volume of NaOH solution = 0.0326 L  Volume of HCl…

Q: concentration of the acid

A:

Q: Which aqueous solution has the highest ΔTf value? Kf = 0.51 °C m-1.   ​​​a.​0.200 m KCl(aq) ​​​​…

A: We have Kf as 0.51 °Cm-1 , also 0.2 m KCl and 0.2 m of glycerol , we have to predict which do have…

Q: Calculate the total number of ions in 500 mL of 0.200 M K,S solution. Calculate the total number of…

A: According to the answering guidelines, I'm supposed to post the solution for the first 3 questions.…

Q: 650.0 mL of HBr gas at 21.0 °C and 1025 mm Hg is absorbed completely into a solution that was…

A: Given, Volume = 650 ml, temperature = 21℃, pressure = 1025 mm Hg = 1.35 atm, mass of water(solvent)…

Q: A 50.00-mL sample of a white dinner wine required 25.87 mL of 0.03291 M NaOH to achieve a…

A: 25.87 ml of 0.03291 M NaOH  is required Molar mass of H2C4H4O6 is 150.09 g/mol  0.03291 M  means…

Q: NH2 NH3 + HCI A в

A: We have to determine the compound A and B is soluble in water or not

Q: You have 5.00 mol of sugar in 525.0mL of solution. Calculate the concentration.

A: Concentration= no. Of moles/volume (L)

Q: It is required to prepare 100ml of a solution with pH 10 by mixing concentration ammonia (14.8M) and…

A: A solution will be a buffer solution if it is formed by the weak acid and its conjugate base or weak…

Q: concentration

A:

Q: if 5.6g of AI is dissolved in 67000 mls of water, calculate the ppb of Al

A: The question is based on the concept of solutions. we have to calculate concentration in units of…

Q: A water solution containing HCN conducts an electric current to a small extent. Write the reaction…

A: HCN acts as weak Bronsted Lowry acid, which deprotonate in water gives rise to weakly basic…

Q: How many ml of 0.159M h2so4 required to neutralize 250ml of 0.299M ch3nh2?   Please explain and show…

A: Answer:- This question is answered by using the simple concept of stoichiometry which involves the…

Q: Calculate the number of moles of F ions present in 6.0 mL of 0.00350M solution ZnF2(aq).

A: The molarity of ZnF2 solution is = 0.00350 M The volume of the solution is = 6.0 mL The number of…

Q: Moles of NaOH at the equivalence point? Mass of H2C2O4·2H2O= 1.32191 g Volume of the H2C2O4·2H2O…

A: In chemistry, there are many ways to check the deviation of experimental data from the accurate…