QUESTION 6 If a student wants to make 160.0 mL of a 1.09M stock solution of MnCI 2, how many grams of solid, anhydrous manganese (I) chloride do they need to use? O 1.39 g O 21.9 g O 802 g 15.3 g O 722 g QUESTION 7 Click Save and Submit to save and submit. Click Save All Answers to save all answers. Save All Answe

Q: just give answers please and label answer so I know  1. What volume of 2.50 M NaOH (40.00 g/mol)…

A: (1) Molarity of the solution is the number of Moles of the Solute Present in one liter of the…

Q: What volume of 4.35M HCl solution is needed to react with 18.5 g of Ca(OH)2 ? Solve and show…

A: given molarity of HCl = 4.35 M mass of Ca(OH)2 = 18.5 g

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Q: Suppose 1.53 g of barium nitrate is dissolved in 250. mL of a 42.0 m M aqueous solution of ammonium…

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Q: 300. mL of a 18.0 M solution of H2SO4 acid has enough water added to it to make a new volume of 1.00…

A: Given that: Initial concentration (M1) = 18.0 M Initial volume (V1) = 300 mL  = 0.300 L Final volume…

Q: ▼ Part A 0.49 mol of LINO3 in 6.44 L of solution Express your answer using two significant figures.…

A: Since, Molarity is the number of moles of solute dissolve in one litre of the solution. Then,

Q: 27. A student dissolves 196 g of H3PO4 in enough water to make one liter of solution. The molarity…

A: According to our policy, we should solve one question ( If any subparts present then we will solve…

Q: 37. Find the number of millimoles of solute in 3.0 L of 3.76 x 10-3 M KMN04. * a. 11.28 millimoles…

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Q: You add 3.5 L of a HCl solution of unknown concentration to 2.0 L of 0.5 M HCl and obtain a solution…

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Q: How much dry solute would you take to prepare each of the following solutions from the dry solute…

A: there are many concentration measurement terms such  as molarity,  molality and normality etc.

Q: 10. A research lab has distilled water, a stock solution labeled 0.133 M HClag), and a 125 mL…

A: for prepare new  different concentrate solutions from stock solution  by using this formula  M1 v1…

Q: on 1 3 pts Use the References to access important values if needed for this question. on 2 6 pts In…

A: Moles = molarity × volume (L)  Molarity = moles/ volume

Q: A solution of hydrogen peroxide (H2O2) in water with a volume of 50.0 mL is diluted by adding 70.0…

A: Initial Volume = 50 mL Final Volume = 50 + 70 = 120 mL

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: 7. If you have 2.0 liter of a 3.50 M solution of NaCl, how many grams of NaCl were dissolved in the…

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Q: 1. What mass of sodium hydroxide must be weighed to make 500 mL of 0.1 M NaOH? 2. What mass of…

A: 1) Given, Molarity of NaOH solution = 0.1 M = 0.1 mol/L Volume of NaOH solution = 500 mL = 0.5 L…

Q: What is the concentration (molarity) of a solution created by dissolving 199.1 grams of Be(NO3)2 to…

A: The moles of solute dissolved in per litre of solution. First, we calculate the moles of Be(NO3)2…

Q: 20 How many milliliters of a 0 250 M aluminum sulfate solution will react with 10.0 mL of a 3.00 M…

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Q: Suppose 1.13g  of ammonium sulfate is dissolved in  100.mL  of a  0.70 M  aqueous solution of…

A: moles of ammonium sulphate  = mass of (NH4)2SO4 /  molar mass (NH4)2SO4 = 1.13 g / 132.14 g/mol =…

Q: What NaCl concentration results when 279 ml. of a 0.660 M NaCI solution is mixed with 567 mL of a…

A: Concentration in terms of Molarity is the ratio between total moles of NaCl and total volume.

Q: Which equation will solve the following question? What is the final volume of a 3.5M NaOH solution…

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

A: Given data: The temperature of a saturated solution of Pb(NO3)2 = 30°C. The mass of Pb(NO3)2 that is…

Q: Answer is provided. All I need is solution. From the following formula or 40 sertraline…

A: 40 sertraline hydrochloride capsules consists of  Sertraline hydrochloride…

Q: O CHEMICAL REACTIONS Brittney Calculating molarity using solute mass A chemist prepares a solution…

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Q: QUESTION 9 How many liters of a 4.0 M HF solution is required to completely react with 10.0 Lof a…

A: Using the formula  M1V1 = M2V2 This formula is used when the amount of moles in the solvent remain…

Q: You need to make an aqueous solution of 0.186 M chromium(II) chloride for an experiment in lab,…

A: Given:   The molarity of chromium (II) chloride is 0.186 M. The volume is 300 mL.

Q: A particular toothpaste contains 0.17 g NaF in 75 mL toothpaste. What is the molarity of NaF in the…

A: Molarity (M): It is the number of gram moles of solute dissolved per litre of solution. It SI Unit…

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: 72.1 g C2 H6O in 2.18 L of solution Express your answer using three significant figures. ΑΣφ…

A: Molarity = number of moles of solute÷ volume of solution in L

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: 5. 14.0 g of cobalt(III) chloride are mixed with water to give 250.0 mL of solution. 15.00 mL of…

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Q: 2. How would each of the following affect your calculated molarity (too high, too low, or no…

A: The concentration of a solution can be expressed in varoius terms. Molarity is one of them , which…

Q: how many grams of solid, anhydrous iron (II) chloride do they need to use? 27.9 g If a student wants…

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Q: How many moles of sulfate ions are there in a 0.594 L solution of 0.470 M Al2(SO4)3?

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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: 11) What is the molarity of a solution containing 5.0 moles of NaOH in 2.0 L of solution? A) 2.5 M…

A: The molarity of the solution is to be calculated.

Q: How many moles of solute particles are present in 3.71 mL of 0.413 M NH4NO3? Because Blackboard…

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Q: Please answer the question

A: Given information:Volume of NaOH (V1)= 25.0 mLVolume of HCl (V2)= 15.5 mLMolarity of HCl (M2)= 0.449…

Q: Determine the moles of sodium carbonate that need to be taken from the concentrated solution. (To…

A: The required moles of sodium carbonate in the diluted solution = 0.02500 mol  While making dilution…

Q: Determine the approximate volume (in mL) of a 0.120 M solution that contains 10.0 g of copper(II)…

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Q: How many moles of NaOH are there in 22.5 mL of 0.97 mol/L NaOH solution? Keep 3 decimal places for…

A: as per Q&A guidelines of portal I solve first question because it comes under multiple question…

Q: 1. Calculate the molar concentration of a solution that contains 15 g. of KOH in 225 ml of solution?…

A: 1) Mass of KOH=15 g,  volume=225 ml =0.225 L  molar mass of KOH=56.1056 g mol-1

Q: 5. For a lab you need 0.75 L of 5.4 M NaOH. The only NaOH solution you have is 12 M NaOH. How many…

A: (5) Volume can be calculated by using Following formula - M1V1 = M2V2 Here - M1 = Molarity of the…

Q: ent wants to make 65.0 mL of a 5.70M stock solution of LiBr, how many grams of solid, anhydrous…

A: Given : Molarity of LiBr = 5.70 M Volume = 65 ml

Q: 1.The following reaction takes place as represented by the balanced chemical equation below:…

A: The given chemical reaction is: Mg(NO3)2(aq) + 2NaOH(aq) → Mg(OH2)(s) + 2NaNO3(aq) The given…

Q: Concentration Units. Follow the format. Given: Formula: Calculations and answer: 9. How much 0.075 M…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: QUESTION 8 How many grams of KCI do you need to make 450ml of a 0.5M Tris, 500mM KCI 10x stock…

A: It is required to find: (8)  grams of KCl needed to make 450ml of a 0.5M Tris, 500mMKCl10x stock…

Q: 2.What is the molarity if a 900. mL solution of HCl was made using 1.45 g of HCl? Numerical answer:…

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Q: 1. How many moles of CH₃OH are there in 150.0 mL of 0.210 M CH₃OH?

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Q: 5. What molarity will 25 grams of glucose (C6H1206) and 300 mL of water make? 86 words Comments...…

A: Molarity=Number of moles of solute/ volume of solution(L) Number of moles=given mass/ molar mass 1…