How many grams of magnesium cyanide are needed to... make a 275 mL of a 0.075 M solution? add to 275 mL of water to make a 0.075 molal solution?
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How many grams of magnesium cyanide are needed to... make a 275 mL of a 0.075...
How many grams of magnesium sulfate should be added to 425 mL of de-ionized water to make a 0.075 M solution?
How many grams of magnesium sulfate are needed to make 250.0 mL of a 0.250 M solution? my response was a wrong answer 7.5 grams 0.250M *(250mL* 1L/1000mL)= 0.0625 0.0625* 120.4 g/mol (MgSO4)= 7.525 7.5 grams
How many grams of CaCl2 are needed to make 853.6 g of a solution that is 31.0% (m/m) calcium chloride in water? Note that mass is not technically the same thing as weight, but (m/m) has the same meaning as (w/w). How many grams of water are needed to make this solution? What is the volume percent % (v/v) of an alcohol solution made by dissolving 109 mL of isopropyl alcohol in 741 mL of water? (Assume that volume are...
How many grams of CaCl2 are needed to make 610.3 g of a solution that is 36.5% (mm) calcium chloride in water? Note that mass is not technically the same thing as weight, but (m/m) has the same meaning as (w/w). Number g Cac How many grams of water are needed to make this solution? Number b) What is the volume percent % v/ alcohol in 739 mL of water? (Assume that volumes are additive.) of an alcohol solution made...
1. How many grams of zinc chloride are needed to make 245 mL of a 0.769 M solution? 2. Calculate the concentration of the ions present in a 3.0 M sodium phosphate solution. in coolad hon 20 3. Calculate the concentration of a solution prepared by dissolving 35.0 g of aluminum carbonate in enough water to prepare 500.0 mL of solution. 4. The A student diluted 45.7 mL of a 3.78 M aluminum carbonate solution to a final volume of...
2) How many grams of sodium hypochlorite (NaClo) are needed to make 250 mL of 0.700 M NaClO solution? 3) How many grams of KCO, would be needed to make 4.55 mL of a 15.00 (m/v) solution? 4) A 34.0 % (m/m) sulfuric acid (H2SO4) solution has a density of 1.25 g/mL. What is the molarity of this solution?
How many grams of the CuSO_4 provided will be needed to make 100 mL of a 0.1 M solution? Give your answer with four significant figures in grams.
PART A: I) How many grams of CoI2 are there in 225 grams of an aqueous solution that is 21.0 % by weight CoI2. II) An aqueous solution of iron(III) sulfate, Fe2(SO4)3, contains 9.24 grams of iron(III) sulfate and 17.6 grams of water. The percentage by mass of iron(III) sulfate in the solution is %. Part B: I) A solution was made by dissolving 2.39 g sodium chloride () in 27.9 g water (h20). What is the mole fraction of...
How many grams of Mg3(PO4)2 are needed to make 3.0 L of a 2.500 M solution? The GFW for magnesium phosphate is 262.87 g. Explain how you would make the solution.
How many grams of CaCl, are needed to make 974.0 g of a solution that is 37.0% (m/m) CaCl, in water? Note that mass is not technically the same thing as weight, but % (m/m) has the same meaning as % (w/w). grams CaCl2 = How many grams of water are needed to make this solution? grams H,O=