Iron, a large component of steel, is obtained by reducing iron (I) oxide (present in hematite ore) with (a) Calculate AG° at 230°C for the reduction of one mole of Fe,O, (b) At what temperature does AG° become zero for the reaction Fe,O, (s) + 3H2 w → 2Fe u + 3H;0

Q: Which microscopic representation best represents a solution?

A: A homogeneous mixture in which two or more substances are mixed is termed as a solution. We have…

Q: how many mL of .536 M CaCl2 are needed to prepare 250mL of 175M aqueous solution calcium chloride

A: The volume required is calculated below.

Q: The concentration of a solution is a microscopic property O True False *

A:

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A: Mass of calcium chloride=34.1g Concentration of solution=0.21M Volume of solution=? Molar mass of…

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A: NOTE : Since the units of volume 22 is not given. Hence I'm assuming it first L and than mL to solve…

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A:

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A: Saturated and unsaturated solutions

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A:

Q: 2. How many moles of sodium hydroxide required to prepare 20.00 L of a 0.6189 M are sodium hydroxide…

A: Mole=molarity×volume Molarity= 0.6189M Volume=20L Mole=0.6189×20=12.37mole

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A: • The values provided in the question are:-  i) Initial concentration of a solution, M1 = 321 mM ii)…

Q: What volume of a 0.1 M Sodium Hydroxide solution could be made with 200g of solute?

A: Given data: Molarity = 0.1M Weight of solute = 200 grams

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A: Solution is the Homogeneous mixture of two or more substances.  it identifies the nature of the…

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A:

Q: calculate the final volume of a 0.0315M solution prepared by diluting 32.5mL of 0.153M lithium…

A: A question based on concentration terms. The volume of the final solution after being diluted is to…

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A: Mass Percent  It is the ratio of mass of solute and total mass of solution.  Mass percent of vinegar…

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A: Given values are, V1 =87mL N1= 1.96 M N2= 0.81 M V2=??

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A: Given, The amount of 0.38 M solution can be made from a296mL 4.65 M solution is:

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A: The volume of the solute(ethanol)= 50 mL The volume of the solvent(water0=180 mL Therefore, the…

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A: A concentrated solution has higher amount of solute present in the solvent than that of a dilute…

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A: Mass of Na2SO4 present in 370 g of solution = (6.25 / 100) x 370 = 23.125 g

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A: The volume of potassium permanganate in liters is = 1.9 L

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A: Here we use dilution  law   M1V1 = M2V2

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A: Note: 1000 mL = 1 L 1000 mM = 1 M Given, Stock solution of HCl: Molarity of HCl solution (M1) = ?…

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A: combination (physical)of two or more substances called mixture .In this mixture identity of…

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Q: 500 mL of 1.0 M HCl solution from a concentrated reagent.

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A: Given that,  A solution contains less than the maximum solute at a given temperature and pressure We…

Q: Q2 :- how many milliliters of ethanol that dissolved in 400 ml of solution by present 35% ?

A:

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Q: ration [References] Use the References to access important values if needed for this question. An…

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Q: A 20µM solution is prepared by diluting ml of a 0.1mM solution into 500ml of wate

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A: Given 14 ml of 36% solution dilute to 12%  Dilution law  M1V1 = M2V2

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Q: None

A: Bronze is a solid solution of Cu(s) and Sn(s).Sea water is a solution because the salt is dissolved…