Calculate the sulfur concentration in parts per million.

Q: b. CH3CH2OH + NaOH --> CH3CH2O - + NaOH2 +       c. CH3COOH + NaOH --> CH3COONa + H2O       d.…

A: We have to find out correct reaction between acetic acid and sodium hydroxide solution

Q: A 0.1285-g sample of impure Na2CO3 was dissolved in 20.00 mL of 0.2034 M HCl. The excess HCl was…

A: We will first find out the actual mass of Na2CO3 present in the sample by calculating the moles of…

Q: Twenty tablets of an iron food supplement whose total mass was 22.131 g were crushed and perfectly…

A: Answer: This question is based on the relation between mass, molar mass and number of moles and by…

Q: A student determined the chloride content of a commercial salt by using the Mohr method. A 0.7725 -g…

A: The titration reaction is Ag+ + Cl- = AgCl (s) Volume*Molarity = mmol Percentage of Cl- = [(mass of…

Q: A saturated solution of magnesium hydroxide is prepared and the excess solid magneisum hydorixed is…

A: Solution :        Titration is used to find out the concentration of an unknown solution(titrand or…

Q: Solid ammonium carbonate is slowly added to 125 mL of a 0.0682 M iron(II) acetate solution. The…

A:

Q: The KCIO3 in a 0.1862-g sample of an explosive was determined by reaction with 50.00 mL of 0.01162 M…

A:

Q: how can you use the physical properties of melting solubility and conductivity to classify ionic and…

A: Ionic compounds have high melting point due to strong intermolecular force of attraction between the…

Q: The amount of sulfate in a solid sample was determined by first dissolving 562.2 mg of sample in…

A:

Q: In a titration 36.7 mL of HBr solution is put in a flask with a few drops of phenolphthalein and…

A: given data are - volume of acid = V1 = 36.7 mL  volume of base = V2 =51.4 ml concentration of base =…

Q: An impure sample of oxalic acid (H2C2O4) was oxidized by potassium permanganate. A 0.261-g sample of…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: the molarity of the NaOH solution used

A:

Q: The ethyl acetate concentration in an alcoholic solution was determined by diluting a 10.00-mL…

A: Answer is given below

Q: The purity of a pharmaceutical preparation of sulfanildamide (C6H4N2O2S), is prolonged oxidizing the…

A: Mass of sample = 0.5136 g Molarity of NaOH = 0.1251 M Volume of NaOH required = 50.00 mL = 0.050 L

Q: In a titration 40.0 mL of HCl is put in a flask with a few drops of phenolphthalein. A solution of…

A: Given, Molarity of HCl = 40.0 mL            Molarity of NaOH = 0.200 M            Volume of NaOH=…

Q: For a 50ml beaker, 0.4532g of pure iron III oxide was weighed, to which 1 ml of a concentrated…

A: The objective of the question is to calculate the final concentration of the iron III cation…

Q: Calculate the concentration of IO3 in a 1.19 mM Pb(NO3)₂ solution saturated with Pb(IO3)2. The Ksp…

A: The reaction is represented as follows: Pb(NO3)2 → Pb2++2NO3- Concentration of Pb(NO3)2 = 1.19 mM =…

Q: In one gravimetric analysis, the iron (Fe) in a 1.6374 g of impure iron compound was dissolved with…

A:

Q: A 50.0 mL solution of Ca(OH)₂ with an unknown concentration was titrated with 0.340 M HNO₃. To reach…

A: We have to write the balanced equation for the reaction and calculate :- moles of  HNO₃ moles of…

Q: A student determined the chloride content of a commercial salt by using the Mohr method. A 0.7725 -g…

A: The no. of moles of silver nitrate can be determined as number of moles=MolarityVolume in L…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. He carefully weighs…

A: Here we are required to find the Molarity of sodium hydroxide solution required for standardization…

Q: A 0.600 g sample of potassium carbonate, K₂CO3 (138.2055 g/mol) is dissolved in 20.00 mL of 0.1700 M…

A:

Q: A sample of impure tin of mass 0.530 gg is dissolved in strong acid to give a solution of Sn2+Sn2+.…

A: Answer: To solve this question we have to convert the moles of NO3- into moles of tin by using…

Q: An aqueous solution of 0.1 M H2SO4(aq) is added to 0.1 M Na2S(aq) and is allowed to react. From the…

A: A chemical reaction is a process in which reactants get converted into products.