A 150 mL imidazole solution was made using .272g of imidazole. What is the molarity of...
12) 250 ml of glucose solution contains 18.016 g of solute. what is the molarity of the solution? (MW glucose 180.16 g/mol)
what is the molarity of a solution made by dissolving 673.9 g of KI in 741 mL of water? (MM KI = 166.00 g/mol)
a solution contains 3.2 g NaOH (mw = 40) in 20.0 ml of solution. what is the molarity of the solution?
12. a. What is the molarity of a solution made by mixing 125 mL of 5.00 M H,PO with 325 mL H30? b. What is the molarity of a solution make by mixing 75 mL of 0.25 M Na SO. with 150 mL H:07 c. What volume of 9.00 M HNO, is needed to make 675 ml of 0.750 M HNO,? d. What volume of 15.0 M H,PO4 is needed to make 750.0 mL of 3.0 MH,PO ? 13. A...
1) (a) Calculate the molarity of a solution made by dissolving 12.5 grams of Na2CrO4 on enough water to form exactly 550 ml of solution. (b) How many moles of KBr arepresent in 150 ml of a 0.275 M solution? (c) How many milliliters of 6.1 M HCI solution are needed to obtain 0.100 mol of HCI?2) (a) How many grams of solute are persent in 15.0 ml of 0.736 M K2Cr2O7 ? (b) if 14.00 g of (NH4)2SO4 is...
What is the molarity of a NaBr solution made by diluting 75 mL of a 0.20 M solution to a final volume of 0.10 L?
Question 25 of 35 > What is molarity of A1+ ions in a solution prepared by dissolving 1.06 g of Al2(SO4)3 in 250,0 mL of water. Molar mass of Al2(SO4)3 is 342.15 g/mol. Enter your answer in the provided box. For this question, show your complete work in Part 2 Question 24 of 35 > An aqueous potassium iodate stock solution is made by dissolving 5.86 mol KIO, in sufficient water for the final volume of the solution to be...
What is the molarity of a HNO3 solution prepared by adding 255.4 mL of water to 350.0 mL of 12.3 M HNO3? A) 16.9 M B) 7.45 M C) 7.11 M D) 2.61 M E) 3.14 M The solubility of O2 in water is 0.590 g/L at an oxygen pressure of around 14.5 atm. What is the Henry's law constant for O2 (in units of mol/L·atm)? A) 4.07 ´ 10–2 B) 1.27 ´ 10–3 C) 7.86 ´ 102 D) 2.67...
what is molarity of a solution made by dissolving 1.13 mole H3PO4 in 588 mL of solution?
a) Calculate the molarity of a solution of Erythrosin B, (FD&C Red #3) (MW 879.9 g/mol) if a 0.3500 g sample is diluted to 100 mL in a volumetric flask. You will be taking 5 ml of this solution and diluting to 100 ml in a volumetric flask. This will be solution 2. What is the molarity of solution 2? To make solution 3 you will take 5 ml of solution 2 and dilute it to 100 ml, what is...