Q: 8. How many grams of solute are in the following? 2.5 L of 3.0 M AI(NO3)3 solution
A: here the question given two terms using the two value find out the moles of solute apply the…
Q: What is the molarity of 1.5 liters of an aqueous solution that contains 52 grams of lithium…
A: Formula used: Molarity = no. of moles / volume of solution Given: Volume of solution = 1.5 L mass…
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A: Given that - Volume of HCl Solution = 500 mL Concentration of this Solution = 0.1 mol/L = 0.1 M…
Q: sodium acetate solution (NaC2H3O2) contains 11.5 grams in every 639 mL. What is the concentration of…
A: Molarity is defined as total number of moles of solute present in 1000 ml of solution Molarity =…
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A: Molarity of the solution can be described as the moles of solute dissolved per litre of solution.…
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A: The ions present in aqueous solution of nitric acid are H+ and NO3-. The number of moles of solute…
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Q: * 00 F Strontium chloride and sodium fluoride react to form strontium fluoride and sodium chloride…
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Q: If 1.50 mL of a stock solution of 12.0 M HCl is diluted to 25.0 mL, what is the new concentration?
A:
Q: 2. What is the concentration of a solution that contained 0.3 moles of solute dissolved in 50mL of…
A: Moles of Solute = 0.3 mol Volume of Solvent = 50 mL = 0.050 L We know , # Molarity ( Concentration…
Q: 10. What is the initial volume, in mL, needed to prepare each of the following solutions? a. 250 ml…
A: For dilution of solution, apply C1V1 = C2V2
Q: What mass of HCI is needed to make 3000g of 3% solution? (MW: H = 1g/mol, Cl = 35g/mol) A. 0.09 gram…
A: Given:: Make mass of HCl = 3000 g % solution = 3% mass of HCl = ?
Q: How many grams of NaOH are contained in 5.0 x 10 mL of a 0.74 M sodium hydroxide solution? A. 370 g…
A: Given,
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A: Given are different concentrations of NaCl solution in water. We are find out which of them is…
Q: Which of the following solutions contains the greatest number of ions? a. 100.0 mL of 1.0 M sodium…
A: Given the following solutions : a. 100.0 mL of 1.0 M sodium nitrate b. 100.0 mL of 1.0 M iron(III)…
Q: Which of the following aqueous solutions would contain the largest molarity of ions? Select one: a.…
A: The solution contain more number of ions has more molarity. We know that each of the given substance…
Q: What will be the final volume of a solution prepared by diluting 25 ml of 8.25 M sodium hydroxide to…
A: We can determine the final volume of NaOH using formula of dilution, M1×V1=M2×V2 Where,…
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A:
Q: A solution is made by diluting 100 ml of a 0.15 mol/L standard solution to a volume of 0.150 L. What…
A: Given M1 = 0.15 mol/L V1 = 100 ml M2 = ? V2 = 0.150 L
Q: If 6.7 mL of a 2 M solution are diluted to 10.0 mL, what is the new concentration
A: A solution is made up of solute and solvent.
Q: Which of the following aqueous solutions contains the greatest number of ions in solution? Group…
A: Mole is the amount of the substance that contains the same number of particles or atoms or…
Q: 100 90 80 NANO 70 CaCl Pb(NO)2 60 50 40 NaCl KO 30 20 KCIO, 10 Ce,(SO) 10 20 30 40 50 -60 70 80 90…
A: The question is based on the concept of solubility. The maximum amount of solute which can be…
Q: Part B Classify each of these soluble solutes as a strong electrolyte, a weak electrolyte, or a…
A: Electrolyte: An electrolyte is a substance that dissociates in water into charged particles called…
Q: How much Sr(OH);•8H;0 is needed to prepare 250.0 ml of solution in which (OH'] = 0.100 M? 3.32 g b.…
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Q: a. 370 mL of a 0.35 M NaNO3 solution: mol NaNO3 b. 288 mL of a 1.8 M HNO3 solution: mol HNO3 c. 4.4…
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Q: concentration expressions? Identify what is being asked in each item. CHOICES: M % w/w X % v/v m…
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Q: 1 A sodium acetate solution (NaC2H3O2) contains 11.5 grams in every 639 mL. What is the…
A: Molarity is the concentration term that can be defined as “number of moles of solute present in per…
Q: What volume of 17.4 M HCl should be used to prepare 500. mL of a 6.00 M solution of HCl? А. 1450 mL…
A:
Q: The Stock Solutions cabinet is under the Stockroom Explorer.
A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…
Q: How many moles of the indicated solute does each of the following solutions contain? a) 3.60 mL of…
A: The relationship between the moles of solute and concentration is given by moles of solute =…
Q: please highlight the correct answer
A: Molarity is moles/litre of solution.
Q: How many grams are needed to create 400.0mL of a 0.500M solution of sodium chloride (NaCI)? 11.7 g…
A: Molarity of the solution is equal to the number of moles of solute present in one liter of the…
Q: How many milliliters of 0.755 M H2SO4 solution is needed to react with 55.0 mL of 2.50 M KOH…
A:
Q: An aqueous solution containing 30.0% ammonium sulfate by mass has a density of 1.17 g/mL. The molar…
A: 30 Percentage by mass means 30 g of ammonium sulfate is dissolved in 100g of solution.
Q: For the following reaction: H3PO4 + 3 KOH–K3PO4 + 3 H,O (1) What is the equivalent mass of H3PO,?…
A: The equivalent mass for H3PO4 can be solved by the formula : the molecular mass for H3PO4 is…
Q: Which of the following statements is correct? A 0.1245 M HCI solution contains 0.1245 moles HCl per…
A: Molarity (M) is the number of moles of solute present in per litre of the solution. Mathematically…
Q: A stock solution will be prepared by mixing the following chemicals together: 3.0 mL of 0.00200 M…
A: Molarity of Fe(NO3)3 used, C = 0.200 M Volume of 0.200 M Fe(NO3)3 used, V = 10.0 mL
Q: What volume of 12 M HCI is required to prepare 16 L of 0.25 M HCI? 250 mL 333 mL 768 mL 585 mL O 130…
A:
Q: grams of Ca(NO2)2 is needed to make 800. mL of a 2.00 M Ca(NO2)2 solution
A: • 211.3424 grams of Ca(NO2)2 is needed to make 800. mL of a 2.00 M Ca(NO2)2…
Q: Which of the following solutions has a mc O 0.9000 L of solution containing 20.00 9.000 L of…
A: Applying formula M= no.of mole/volume in L
Q: How many moles of (NH4)2Fe(SO4)2 are in 64.00 mL of 2.50 M (NH4)2Fe(SO4)2 solution?
A: The molarity of a solution represents the concentration of the solution, which is expressed as…
Q: If you add 250 ml of water to 250 ml of a 0.5M NaOH solution, what will the molarity of the diluted…
A: The given problem can be solved by using the formula given below as; M1 V1 = M2 V2…
Q: you have a solution that is 1.5 M H2SO4. How many millimeters of this do you need to prepare 100.0…
A: Since in 100.0 ml of 0.18 M H2SO4 , moles of H2SO4 = molarity X volume in L Volume in L = 100/1000…
Q: Volume of HCL sample = 15ml Molarity standardized NaOh solution = .09929 Initial buret reading =…
A: Given information, Molarity of standardized NaOH solution (M1) = 0.09929 M Volume of NaOH used (V1)…
Q: A mixture of Fe(OH)3 and water were prepared by using a solute-solvent mass ratio of 1:7. What is…
A: The solute given is Fe(OH)3.
Q: Dye stock solution Concentration, M Blue 0.3523 Yellow 0.1542 Red 0.1017 A mixture is prepared by…
A: The concentration of stock solutions given are
Q: What is the volume of 1.0 M hydrochloric acid required to prepare 20-mL of a 0.10 M hydrochloric…
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Q: Determine the concentration of a solution prepared by diluting 25.0 mL of a stock 0.188 M Ca(NO3)2…
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Q: A solution is prepared by dissolving 5.21 g of ammonium sulfate in enough water to make 100.0 ml of…
A: Given : Mass of ammonium sulfate i.e (NH4)2SO4 = 5.21 g And volume of solution = 100.0 mL = 0.100 L…
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- If 5 µM enzyme was used to obtain the data in the summary plot below, V-max = ________________ µM sec-1 and Km = ____________ µM for this enzyme (Enter numeric values to the nearest integer; Do NOT write units.)https://m.youtube.com/watch?v=vM1SP346XBc&list=PLeJOSNLNZfHubfLdq0kOayASeUllMOGn4&index=4 I watched this the lecture video over and over and I am allowed to work with someone but I am having trouble with part B and I provided the YouTube link of the data or video attached to this labUsing the kinetic data pictured, estimate Vmax and Km for the catalysis of Substrate 1 by the following enzyme (using the correct units).
- The Ksp of Zn(OH)2 is 3.00 x 10^-17What is the retardation factor of a pulse of dissolved benzene move through organic-rich wetland soil (organic carbon fraction of soil, foc=50%) if the effective porosity is 0.4 and the bulk density of the soil is 1.5 g/cm3. Follow these important hints: - Determine organic carbon partition coefficient (Koc) - Use this Equation: K oc = K d / f oc to calculate Kd. Select the range which includes your calculated answer. Group of answer choices 300 to 400 2.0 to 2.5 mg/l 2.0 to 2.5 2.6 to 4.8 0.5 to 1.0 2.6 to 4.8 mg/l None of these ranges include my answer.Ee.5. With explanation please....
- If the enzyme lactase has a Vo of 0.111111111111 mM per minute when [S] = 1.0 mM, and a Vo of 0.20 mM per minute when [S] = 5.0 mM, what is its Km? Calculate Vmax of the above enzyme (lactase). Calculate the slope on a Lineweaver-Burk plot (Km/Kmax) for the above enzyme (lactase).Hiii!! does anyone here can help me with this said activity? How can i know what the vid is telling ( https://youtu.be/dinNjEiqxcg , https://youtu.be/Xj0X3CS9J3k , and https://youtu.be/1IaaMeGQwdg ). thank uThe adsorption equilibrium isotherm for aqueous phenol solution and activated carbon can be determined from the following data: c kg phenol/m3 solution q kg phenol/kg carbon 0.3220 0.150 0.1170 0.122 0.0390 0.094 0.0061 0.059 0.0011 0.045 Determine the appropriate isotherm for this experimental run
- At 0°C and 1 bar, a monolayer of CO adsorbed on 1 g of Fe/Al2O3 catalyst occupies a volume of 4.25 cm3. What is the area of the catalyst? The area per adsorbed particle is 0.165 nm2. Give your answer in m2.An aquifer contaminated with petroleum is found to have the following component concentrations at a particular site: benzene 158 ppm toluene 124 ppm ethylbenzene 91 ppm xylene 45 ppm n-heptadecane 161 ppm pristane 84 ppm Provide an estimate for the age of the spill at this site using (a) BTEX ratio and (b) nC17:Pr ratio. Show your calculations and use units throughout. Give proper s.f. for the answer.An analyst obtained the following data for the percent compound Z in triplicates (n=3) of an insecticide preparation: 7.47, 6.98, and 7.27. Calculate the 90% confidence limit for the mean of the data assuming that only information about the precision of the method is the precision for the three data points.