What is the Mass pf Cl- found in the water sample (in grams)? %(w/w) Cl- in the water sample? Average %Cl- in water sample?

Q: .What volume of 0.2963 N H2SO, is required to prepare 250. 0 mL of 0.1000 N H2SO4?

A: Hey since you have posted multiple questions we will answer first question only . In case you want…

Q: Consider the reaction 3CaCl,(aq) + 2N23PO4(aq) --> Caz(PO4)2(s) + 6 NaCI(aq) (molar mass of calcium…

A: This question is based on stoichiometry. In this problem we have to find mass of calcium phosphate…

Q: A concentrated perchloric acid solution has a density of 1.67 g/mL at 25°C and is 11.7 M. What is…

A: Given data is as follows: The density of the perchloric acid solution = 1.67 g/mL The molarity of…

Q: 8. Assume that the following exchangeable cations are present in a 25 gram sample of a soil Cation…

A: The solution of the question is given below:

Q: Active Ingredient Raw Materials Actual Yield Formulation Dosage Form Packagin Precipitated sulfur…

A: A common ingredient found in pesticides and insecticides is calcium polysulphide  . A well known…

Q: The following figure represents a molecule of Saccharin, which is commonly used as an artificial…

A: The name of the compound is saccharin and its chemical formula is C7H5O3NS.

Q: What mass of concentrated sulfuric  ( a 95% solution of H2SO4 by mas) is needed to prepare 500. g of…

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a…

Q: Some brands of salami contain 0.090% sodium benzoate (NaC2H3O2) by mass as a preservative. If you…

A:

Q: Consider the titanium thermite reaction: Ti2O3 (s) + 2 Al (s) -----> Al2O3 (s) + 2Ti (l) You…

A:

Q: WEIGHT/MOLE CALCULATIONS . Calculate the prama of substance required to prepare the following…

A: Solution [9.] (a.) 250 ml of 5 % (w/v) NaNO3 = 250 ml × 5 g / 100 ml NaNO3 = 12.5 g NaNO3 (b.) 500…

Q: 1.ln the preparation of aspirin, 6.0 grams of salicylic acid was made to react with acetic anhydride…

A: Solving only first question in accordance with the guidelines. We will write equation and then…

Q: If you mix 39.7 mL of 0.320 M solution of K2CrO4 with 50.5 mL of a 0.320 M solution of AgNO3, what…

A: The volume of K2CrO4 = 39.7 mL= 0.0397 L The volume of AgNO3 = 50.5 mL= 0.0505 L. The molarity of…

Q: An impure sample of table salt that weighed 0.8421 g when dissolved in water and treated with excess…

A: Sodium chloride reacts with silver nitrate to form silver chloride and sodium nitrate.

Q: Reports e-Services Y Academic Departments ETC - CIMS - Al Jula ion 27 Answer the following questions…

A: Molarity is defined as number of moles of solute present in the given solution in mL.

Q: Consider the following reaction. How many moles of oxygen are required to produce 4.00 moles of…

A: The given equation is already a balanced equation. Fr the equation we can infer that 6 moles of…

Q: 2HBr (aq) + Mg(OH), (aq) 2H,0 (1) + MgBr, (aq) a. How many moles of HBr are needed to completely…

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

Q: 1.ln the preparation of aspirin, 6.0 grams of salicylic acid was made to react with acetic anhydride…

A: Mass of salicylic acid = 6.0 grams Mass of aspirin (Actual yield )= 4 grams  % yield of aspirin = ?…

Q: Preparing 0.1 M sodium hydroxide (NaOH) solution Sodium hydroxide pellets (g) Dilution volume (mL)|…

A: Molarity is defined as the number of moles of solute present in one liter of solution.

Q: Organic matter made up 59% of the particulate matter samples analyzed in the 2017 Lake Michigan…

A:

Q: A concentrated reagent is sold as a solution that is 60.0% solute by mass. If the molar mass of the…

A: Given: The mass percent of solute in solution is 60.0%. The molar mass of solute and the density of…

Q: a) The formula of a chemical substance that dissolves KCl but not AgCl? b) The formula of a…

A: a) KCl is soluble in water (H2O) ,but AgCl is not soluble.  b)CuCO3 is soluble in ammonia (NH3), but…

Q: A 249.3-g sample of ground water is analyzed for calcium. The Ca2+ in the sample is first…

A: Given the mass of groundwater sample taken for analysis = 249.3 g  mass of Ca2P2O7 precipitate…

Q: Calculating the percent by mass concentration of a solution. 1. What is the percent by mass (m/m),…

A: given, mass of solute = 7.6 g mass of solvent = 83.4 g  % mass = ?

Q: cricket A ♡ | 32% 8:47 PM 25. Some people like to make their own hand lotion because it can be less…

A: Mass percentage of a component in a given solution is the mass of the component in 100g of the…

Q: a 10.000 g sample of hydrated nickel iodate Ni(IO3)2 * H20 is heated in order to driver off the…

A:

Q: For the following reaction:        C3H8(g) +     O2(g)  ------>   CO2(g)   +     H2O(g) Q:…

A: Given reaction: C3H8 (g) + O2(g)→CO2(g) + H2O(g) To find: The theoretical yield of carbondioxide in…

Q: 2. An automobile antifreeze mixture is made by mixing equal volumes of ethylene glycol (SG= 1.114;…

A: Since you have posted a question with multiple sub-parts, As per Q&A guidelines we will solve…

Q: Na2CO3 (s) +2 HCl (aq) ---> 2 NaCl (aq) +H2O (l) +CO2(g) Molarity of HCL is 1.00mol/l Trial 2…

A: A balanced reaction helps in calculating the amount of reactant that reacted and the amount of…

Q: What volume of 3.00 M NaOH contains 1.75 mol NaOH? __?__ L

A: Molarity is defined as moles per litre.

Q: A solution is made by dissolving 17.8 g of magnesium sulfite, MgSO3, in enough water to make exactly…

A: Molar mass of magnesium sulfite = 104.4 g/ mol  Molarity = moles / Volume (L)

Q: Calculate the molarity of each of these solutions.

A: Step : 1           Calculate the molarity of each of these solutions.

Q: What percent of NaCl is in the impure sample?

A: Given: Mass of AgCl = 2.044 g Mass of impure table salt (NaCl) = 0.8421 g Molar mass of AgCl =…

Q: The nitrogen in sodium nitrate and in ammonium sulfate is available to plants as fertilizer. Which…

A: The mass percentage of the sodium nitrate, NaNO3 in a fertilizer, %mNaNO3 is 30.0 % and cost of 100…

Q: Given the following mixture of two compounds 30.00 g of X (MW =83.00 g/mol)(density 1.108 g/mL) and…

A: Given : mass of X = 30.00 g volume of Y = 720.00 mL density of X = 1.108 g/mL and molar mass of X =…

Q: What do you mean by “aliquot” and “dilution”?

A: In inorganic chemistry, while titration these terms, i.e. aliquot and dilutions are generally used.…

Q: Solve the attached

A: Given data: Number of sodium ions = 4.408*1020 Dilution does not affect the moles of solute.

Q: The maximum dose of sodium hydrogen phosphate (Na2HPO4, molecular mass = 142.0 amu) that should be…

A: Na2HPO4 (s) → 2Na+ (aq) +  HPO42- (aq) mass of Na2HPO4 = 3.8g moles of Na2H2PO4  = mass in g / molar…

Q: The correct amount of KF and of water that must be mixed to prepare 225 grams of a 4.18% by mass…

A: Mass of KF is calculated as follows: Mass % = Mass of the solute KFMass of solution×100 %4.18 % =…

Q: T 2 HCI + 2 456 mL 18.00 M 100% Ca(OH)₂ 个工 I 2 Mole ratio Volume, m Molarity Excess moles FW, g/mol…

A:

Q: A Hydrate of cobalt (II) chhloride has a mass of 165.88 g before heating. After heating, the…

A: Given: The mass of a hydrate of cobalt (II) chloride before heating = 165.88 g The mass of the…

Q: A student weighs out 0.213 g MgCl2·H2O (Mw = 131.235 g mol-1) of and 0.167 g of NaOH (Mw = 39.997 g…

A: Since, given molar mass of MgCl2·H2O is 131.235 g mol-1 . But it does not match with formula. Hence,…

Q: he density of water is 1 g/mL. What is the % mass composition

A: Reaction:  C12H22O11 + H2O → C6H12O6 + C6H12O6  The amount of grams of water: Density of water = 1…

Q: The solution is made by dissolving 25 g fructose in water to make 100 g of the solution. What is…

A: %W/W of the solution is  Mass of solute/mass of solution × 100%   mole of the solution = mass of…

Q: The percent of vitamin C (mg/ grams sample of vitamin C), according to the Following data (Mass of…

A: The question is based on the concept of quantitative analysis. We have to calculate concentration of…

Q: Weight of Na2SO4 Sample 0.3512 g   C. Total Vol. of Precipitant (BaCl2) used WITH 1M BaCl2…

A: Given that the weight of Na2SO4 sample is 0.3512 g.

Q: A solution is made by dissolving 17.8 g of magnesium sulfite, MgSO3, in enough water to make exactly…

A:

Q: Several years ago a tank car load (70,000 litres) of concentrated nitric acid spilled in a Denver,…

A: Given data,Volume of solution=70,000L=70,000×103mLDensity of solution=1.42g/mLConcentration of…

Q: Calculate the mass of KHC8H4O4 (molar mass = 204.22 g/mol) that reacts with 20.0 mLof 0.100 M NaOH.…

A: Given dataMolar mass of KHC8H4O4 =204.22g/molVolume of the NaOH solution= 20.0mLMolarity of the NaOH…

Q: What percentage of NaCN is carbon? A. 25 % B. 31 % C. 11 % D. 22 %

A: To calculate the percentage of carbon in NaCN we should have to know total mass of NaCN ( i.e…

Q: acetic acid (CH3COOH), known as glacial acetic acid, is a liquid with a density of 1.049 g/mL at 25…

A:

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".