given the molar mass of of compound A as 327.34g/mol and the mass being 0.016g. calculate the concentration of compound A (the stock standard) if it is mixed with 50ml water then 2ml, 4ml and 6ml of the stock standard are measured into a 10ml volumetric flask. calculate the concentrations of the 2ml, 4ml and 6 ml solutions.

Q: How many milliliters of pure water must be added to 250 mL of an acid 0.0955 N so the new solution…

A: Volume of stock solution = 250 ml  Concentration of stock solution = 0.0955 N  Concentration of new…

Q: convert 5.0 kL to mL

A:

Q: Experiment 1: Determination of the solubility of potassium bitartrate in water. NaOH concentration…

A: Bitartarate ion (HC4H4O6-) is a monoprotic acid, and NaOH(aq) is a monoacidic base. Hence they…

Q: all of the above.

A:

Q: By experiment, the normality of H2SO4 was found to be 0.5172. If 39.65 ml of this acid neutralized…

A: 1. Given in the question =  Normality of H2SO4 solution = 0.5172  Volume of acid = 39.65 mL Volume…

Q: Calculate the concentration of KCL in grams per liternofnsolution. Divided the mass of the KCL…

A: mass of KCl = 1.433 gVolume of the solution = 5 mL = (5/1000) L = 0.005 LConcentration of KCl…

Q: if 10.0g of NaCI is dissolved in 5.0L of what, what is the resulting molarity

A: Given-> Weight of NaCl = 10.0 gm Volume of solution= 5.0 L

Q: 1. A student failed to carry out all of the procedural steps when doing the experiment. Would the…

A: The number of moles is a ratio of the mass of a substance to the molar mass of the substance.…

Q: A 6.00-mL portion of an 8.00 M stock solution is to bediluted to 0.400 M. What will be the final…

A: Given: Molarity of stock solution M1= 8.00M Volume of stock solution V1= 6.00mL Molarity of dilute…

Q: What is the percent magnesium hydroxide, if a sample of magnesia magma weighing 5.2430g when…

A: By law of equivalence : Number of equivalents of Mg(OH)2 = equivalents of H2SO4 + equivalents of…

Q: Which solution contains the largest number of chloride ions? O 100.0 mL of 0.30 M AICI, 50.0 mL of…

A: In this question, we need to find which solution containing largest number of chloride ions. The…

Q: I have a 1.2864g sample of maleic acid which was dissolved in enough water to make 100.0 mL of a…

A: The number of moles of maleic acid present in 10.0mL of solution can be calculated as

Q: Solid magnesium sulfite is slowly added to 125 mL of a 0.482 M sodium hydroxide solution until the…

A: We will first calculate millimoles of both NaOH and magnesium ion. And after that we will find the…

Q: The following statements are true, EXCEPT: 1. The purpose of a titration is to determine the…

A: This question discusses about some of the common procedures associated with titration.

Q: Which solution contains the largest number of chloride ions? 100.0 mL of 0.30 M AICI, O 50.0 mL of…

A: we have to determine the solution that contains highest chloride ions

Q: 18.38 g of sodium sulfate dissolved in 1.2 L. Calculate molarity?

A:

Q: A supply of sodium hydroxide is known to contain contaminants sodium chloride and magnesium…

A: When an acid is neutralised by a base it react and form salt and water and the reaction is known as…

Q: Calculate the percentage CH3COOH in a sample of vinegar from the following data. Sample = 15.00 g,…

A: Given: The mass of the sample is 15.00 g. The volume of NaOH used for titration against acetic acid…

Q: ) The mass of potassium hydroxide (KOH) to be dissolved in (100 ml) of water to obtain a solution of…

A: Given molarity of KOH = 0.25 M  Volume of KOH in mL = 100 mL  Mass of KOH = ?

Q: How many milliliters of 0.250M HCl solution will exactly react with 10.5g of of solid NaHCO3?

A: Number of Mole- Ratio of given mass of substance to the molar mass of substance is called number of…

Q: 0.1982 grams of an unknown organic acid was dissolved in about 50 mL of water in a 250 mL Erlenmeyer…

A:

Q: Calculate the molarity of K2Cr2O7  when 1.4880g of .02M K2Cr2O7  was diluted to 250mL

A:

Q: Briefely explain the meaning of the following terms as they relate to this experiment. a) Titration…

A: The brief explanations are given below -

Q: acetylsalicylic acid + sodium hydroxide ---> sodium acetylsalicylate + water  You have a sodium…

A: Given : Normality of NaOH i.e sodium hydroxide = 0.1231 N And the balanced reaction taking place is,…

Q: Mass of unknown metal carbonate = 0.9789g Molarity of HCl solution = 0.1782M Molarity of NaOH…

A:

Q: A road tanker carrying an acid was involved in an accident and its contents spilled on the road. At…

A: Answer (a): When an acid are mixed in water, it will dissociate into their respective ions and…