Too much iron in drinking water can cause the following undesirable effects: rusty color; sediment; metallic taste; reddish or orange staining. The EPA's Secondary Maximum Contaminant Level for iron in drinking water is 0.300 mg/L. (1) If 3.82×104 liters of water in a storage tank contains 4.18 grams of Fe , what is the contaminant level in ppm? ______ppm. Assume that the density of the impure water is 1.00 g/mL. (2) Is this level acceptable based on EPA guidelines? ________

Q: 100 90 NANO 80 70 60 Pb(NO,)2 KNO3 CaCl 50 40 NaCi KCI 30 20 KCIO, 10 Ce,(SO,) O 10 20 30 40 50 60…

A: In given question graph is used

Q: if 0.200 L of 0.335 M Ca(NO3)2 and 0.300 L of 0.077 M Na2CrO4 are mixed, what is the Qip? Ksp for…

A: Given that : The volume of Ca(NO3)2 = 0.200 L  The molarity of Ca(NO3)2 = 0.335 M  Volume of Na2CrO4…

Q: The concentration of NaSCN stock solution is 2*10^-3M , calculate the concentration of NaSCN in the…

A: The question is based on the concept of solution. we need to calculate concentration of sodium…

Q: Determine the amount in grams of KCI that exists in 20.3 g of a solution that contains 1.14 % KCI by…

A: Provided amount(mass) of solution=20.3g %of KCl(solute) present in solution=1.14%(by mass) Since, %…

Q: 2. A solution is prepared by dissolving 10.44 g of NaCl in enough water to make 500.0 mL of…

A:

Q: 1. A 0.68 gram sample of a volatile liquid was heated to 358 K. The gas occupied 265 mL of space at

A: Note: Dear student as per the guidelines only the 1st quetions  is allowed to answer. from ideal gas…

Q: Using the attached curve, If 65 g of NH4Cl are added to 100 g of water at 50 °C, how many grams of…

A: All known compounds can be dissolve in certain solvents whereas they remain insoluble in other…

Q: Cedrick and Astrid a 20.00 ml aliquot of grapefruit juice with a 0.165 M NaOH solution to the end…

A: Given data: Volume of  citric acid present in the juice sample =  0.1457g  Volume of titrated in the…

Q: Q4: 50 g of an anti-inflammatory ointment was found to contain 1.1 g of the main active ingredient.…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: 2HNO3(aq)+Ba(OH)2(aq)⟶2H2O(l)+Ba(NO3)2(aq)2HNO3(aq)+Ba(OH)2(aq)⟶2H2O(l)+Ba(NO3)2(aq)   A 0.100…

A:

Q: If the solubility of BaCl2 is 9.1 g per 50 g water, which of the following best describes what…

A: In saturated solution, no more solute can be dissolved. In unsaturated solution, more solute can be…

Q: 5. How many milliliters of a 4.5 M ammonium hydroxide solution contain 0.534 moles of solute?…

A:

Q: 1. 0.5 liters of saltwater having a chloride concentration of 27,500 mg/L is added to 10 liters of…

A:

Q: How much of K204 should be weighed to prepare 1.4 L of K2SO4 solution with the K + concentration of…

A: Givenconcentration of K+ ion = 3.5 mg/mLvolume of K2SO4 prepared = 1.4 LCalculate mass of K2SO4…

Q: On average, the concentration of caffeine in drip coffee is about 0.010 g per 28 mL and in espresso…

A: The mass of solute (in gram) present in 100mL of the solution is known as the m/v percent…

Q: What is the final volume in millilitres when 0.575 L of a 38.5 % (m/v) solution is diluted to 21.7%…

A: -> From dilution moles does not change . Initial volume (V1) = 0.575 L = 575 ml (1L=1000ml)…

Q: How many milliliters of 0.450 M H3PO4 is required to neutralize 1.55 L of 0.0945 M Ca(OH)2? Balanced…

A: At the complete neutralization, No of moles of acid = No of moles of base As molarity = No of…

Q: Salinity of seawater is S% = 3.35%, density if seawater is d = 1.025 g/mL. Titration volume of…

A: The objective of this question is to calculate the percentage of sodium ions left in the ion…

Q: Wastewater from a cement factory contains 0.430 g of Ca²+ ion and 0.0890 g of Mg2+ ion per 100.0 L…

A: Given,mass of Ca2+ = 0.430 gmass of Mg2+ = 0.0890 gvolume of solution = 100.0 Ldensity of solution =…

Q: 2. A water sample has 10 µg/L Hg2+ and a density of 1.0 g/mL (atomic weight of Hg = 200.59).…

A: a) 1μg/L = 1ppb    so, 10μg/L = 10ppb b) Molecular weight = 200.59 A molecular weight of 200.59…

Q: Consider the neutralization reaction…

A: The quantitative chemical reaction of an acid and a base with each other is known as neutralization…

Q: How many grams of nickel(II) nitrate, Ni(NO3)2 , are required to make a 8.96 %(w/v) aqueous solution…

A:

Q: How many liters of a 5.00 M solution of Na3PO4 are needed to have 4.00 equivalents ?

A: Here we are required to find volume required to prepare 5 M of sodium phosphate

Q: Consider the neutralization reaction…

A:

Q: A sample of an industrial waste water is analyzed and found to contain 48.6 ppb Ni2+. How many grams…

A:

Q: None

A: To determine the zinc concentration in water and check if it meets EPA guidelines, follow these…

Q: .. A solution of NaOH has a oxalic acid (MW 126.0) titer of 9.45 mg/mL. Calculate the normality of…

A: Quatity of Oxalic acid = 9.45 mg/mL We know that., 1 mg/mL = 1 g/L Therefore., Quatity of Oxalic…

Q: In 2001, EPA adopted a lower standard for arsenic in drinking water that applies to both community…

A: According to the question, The arsenic standard is given by = 10.0 ppbThe density of the pure water…

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.