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Assume that the upper and lower heaters are designed to heat I 10 liters/ s of liquor (sp gr I .2) and that the wash heater heats 13 liters/ s of liquor. All heaters are shell and tube heat exchangers. The turbine exhausts process steam at 3.8 barg and the multiple-effect evaporators require 0.2 kg of 2.8 barg steam per kilogram of water ...

### Weight/Volume Percentage Concentration Chemistry Tutorial

(2) You don't really need to convert these units because both the mass and volume are given in SI units, that is w/v% = (1.15 kg/186.4 L) × 100 = 0.617 kg/100 L = 617 g/100 000 mL = 0.617 g/100 mL but it's probably best to practice doing the unit conversions, at least until you have a full appreciation of what a w/v% concentration means.

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Aug 21, 2014·Table 2. Nominal volumes of the volumetric glassware used in this exercise. From the equation for the best-fit line for the absorbance at 525 nm as a function of [Al 3+] determine the percent aluminum by weight in alum and share your results with the class. Perform a Q-test on the class data and then calculate the average percent Al by weight in alum, the standard …

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Jun 17, 2017·The number of waters of hydration is given by the number of moles of water present for every 1 mole of anhydrous salt. In your case, you know that. 0.04004 moles MgSO4 → 0.2798 moles H2O. This means that 1 mole of magnesium sulfate will have. 1moles MgSO4 ⋅ 0.2798 moles H2O 0.04004moles MgSO4 = 6.988 ≈ 7.

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Converting the mass into moles. We can use the molar mass to convert the grams of CoCl 2 ·2H 2 O to moles. The molar mass of CoCl 2 ·2H 2 O is 165.87 g/mol (and includes the two water molecules as they are part of the crystal lattice structure of this solid hydrate!) 2. Convert the volume into Liters

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For example: chlorinating 10 gallons of water with a dose of 5 mg/L (ppm), would require the following: 5 x 10 = 3.8 mL of bleach. 13.2. 5 x 10 = 0.115 mL of HTH, or. 434.6. 5 x 10 = 8.3 mL of concentrated hypochlorite solution made from 1 level tsp HTH in. 6.04 half a canteen cup (1 ½ cups) of water. b.

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2(g) = 0.959 kg O 2 kg O 2 103 g O 2 20.0 mol Cu 2O 3 mol O 2 2 mol CuO 32.00 g O 2mol O 2 3 mol O 2 2 mol Cu 2 S 10.0 mol = 15.0 mol O 2 CuS = 641 g SO 2 10.0 mol Cu 2S 2 mol SO 2 2 mol Cu 2S 64.07 g SOmol SO2 2 = 20.0 mol Cu 2O 2.86 kg Cu 2O 103 g Cukg 2O Cu 2 O mol Cu 2O 143.10 g 2 (a) How many moles of oxygen are required to roast 10.0 mol ...

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greater than 2 degrees. From the titration of your sample, the moles of acetylsalicylic acid present can be determined assuming that there is not a large percentage of an acid impurity present in your crude sample. H 3 PO 4 102 g/ mol d = 1.08 g/mL …

### Convert grams Iron to moles - Conversion of …

How many grams Iron in 1 mol? The answer is 55.845. We assume you are converting between grams Iron and mole. You can view more details on each measurement unit: molecular weight of Iron or mol The molecular formula for Iron is Fe. The SI base unit for amount of substance is the mole. 1 grams Iron is equal to 0.01790670606142 mole.

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Oct 31, 2019·Example 1: Add 2.01588 g/mol (the mass of two moles of Hydrogen atoms) with 15.9994 g/mol (the mass of a single mole of Oxygen atoms) and get 18.01528 g/mol. Example 2: Add all of the calculated molar masses together: Carbon + Hydrogen + Oxygen = 72.0642 + 12.09528 + 95.9964 = 180.156 g/mol.

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For example, a common X-solution is 10X PBS (PBS stands for Phosphate-Buffered Saline). The 1X concentrations are listed as: 137mM NaCl, 2.7mM KCl, 10mM Na 2HPO 4, 2mM KH 2PO 4. The recipe for this would be 8g NaCl, 0.2g KCl, 1.44g Na 2HPO 4, and 0.24g KH 2PO 4 per 1000ml total volume, pH 7.4.

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Apr 03, 2018·Step 2 : calculate the number of moles of the HCl. moles of HCl = conc x vol = 2 x 25/1000 = 0. 05 mol Step 3 : calculate H the enthalpy change per mole which might be called the enthalpy change of neutralisation H = Q/ no of moles = 2821.5/0.05 = 564300 J mol-1 = -56.4 kJ mol-1 to 3 sf Exothermic and so is given a minus sign Remember in these

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Molarity Example If 5 liters of water is added to two moles of glucose to make a solution, the concentration (molarity) is said to be 0.4 M ... convert grams to moles . . . 0.90 g NaCl / 58.5 g/mol = 0.015 mol NaCl 2) convert mL to L and solve . . . ... and 3 moles 2 Cl-which is 3 moles Ca2+ and 6 moles Cl-

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Aug 25, 2019·Unit. The standard unit is g mol −1.The SI unit is kg mol −1, however, it is very uncommon.. Mole. We know that one mole of a substance consists of 6.022 140 76 × 10 23 elementary particles. This number (aka Avogadro’s constant) is mostly approximated to 6.022 × 10 23.Thus, one mole of carbon contains 6.022 × 10 23 atoms of carbon.. When we say the …

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mass of solution = 1 kg . Step 2: Write the definition of ppm to be used . 1 ppm = 1 mg kg-1 = 1 μg g-1. Step 3: Convert the mass of solute to required units . mass of solution is in kilograms (kg) so mass of solute must be in milligrams (mg) mass …

### Convert Molar mass, Iron

Share Iron (Fe - Standard atomic weight), molar mass. Iron (Ferrum or Fe) is a chemical element with atomic number 26. It is a metal in the first transition series.

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moles of Ca(OH) 2 = 5.65 g x = 0.07625 mole 1 mol 74.1 g moles HCl = 0.07625 mole Ca(OH) 2. x = 0.1525 mole 2 mol HCl 1 mol Ca(OH) 2. mL HCl solution = 0.1525 mol HCl x = 76.3 mL 1000 mL HCl soln. 2.00 mole HCl (f) Calculate the molarity of a HCl solution if 18.25 mL of the solution were required to titrate 1.75 g