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Describe how much solid NaHCO3 and water you would need to create a 25.0 mL of...
1. Describe how much solid NaHCO3 and water you would need to create a 25.0 mL of 0.100 M NaHCO3 solution. Assume the volume does not significantly change when adding the solute. Do the same for 25.0 mL of 0.100 M NaCl solution and 25.0 mL of 0.100 M KNO3 solution. 2. Calculate the total volume of water and of 0.4949 M NH, solution needed to create 25.0 mL of 0.100 M NH3 solution. Also calculate the total volume of...
1. Describe how much solid NaHCO, and water you would need to create a 25.0 mL of 0.100 M NaHCO, solution. Assume the volume does not significantly change when adding the solute. Do the same for 25.0 mL of 0.100 M NaCl solution and 25.0 mL of 0.100 M KNO solution. 2. Calculate the total volume of water and of 0.4949 M NH, solution needed to create 25.0 mL of 0.100 M NH3 solution. Also calculate the total volume of...
Calculate the total volume of water and of 0.4949 M NH3 solution needed to create 25.0 mL of 0.100 M NH3 solution. Also calculate the total volume of water and of 0.2487 M H2SO4 solution needed to create 25.0 mL of 0.100 M H2SO4 solution.
2. Calculate the total volume of water and of 0.4949 M NH; solution needed to create 25.0 mL of 0.100 M NH3 solution. Also calculate the total volume of water and of 0.2487 M H2SO4 solution needed to create 25.0 mL of 0.100 M H2SO4 solution.
2. Calculate the total volume of water and of 0.4949 M NH, solution needed to create 25.0 mL of 0.100 M NH3 solution. Also calculate the total volume of water and of 0.2487 M H,SO, solution needed to create 25.0 mL of 0.100 MH,SO, solution. Note: you will be using these volumes for your lab, so keep the graduated cylinders available in Beyond Labz in mind for your final answers.
Johnny wished to create a 0.300 M NaCl solution. Johnny only had 50.0 mL of water, however. To create his goal solution, Johnny knew he needed to know the molar mass of NaCl, which was [Select ] Next, to find the the number of moles of Naci he needed, Johnny simply multiplied the [Select] by the volume of water, in liters, which was [Select) L. Then, he calculated the number of grams of NaCl he needed taking this number of...
33) If 100. mL of water is added to 25 mL of 5.0 M NaCl solution, what is the final concentration? 34) Calculate the volume of 0.123 M AgNO3(aq) needed to form 0.657 g of Ag2SO4(s) according to the chemical equation: 2AgNO3(aq) + H2SO4(aq) -----> Ag2SO4(s) + 2H20(1). 35) Calculate the concentration of a KCl solution prepared by adding 200. mL of water to 100 mL of 12% KCl solution.
You are provided with a 250 mL volumetric flask, deionized water, and solid NaOH. How much NaOH should be weighed out in order to make 250. mL of 0.100 M solution?
1. Calculate the molarity of the following solutions: a. 318 g Mg Br, in 859 ml solution b. 8.28 g Ca(C,H,O,), in 414 ml solution c. 31,1 g Al,(80.), in 766 ml solution d. 59.8 g CaCl, in 100 ml solution e. 313.5 g LICIO, in 250 ml solution | 849 Calculate the moles of solute needed to prepare each of the following: 2. LOL of a 3.0 M NaCl solution b. 0.40 L of a 1.0 M KBr solution...
Question 1. A 2.700×10−2M solution of NaCl in water is at 20.0∘C. The sample was created by dissolving a sample of NaCl in water and then bringing the volume up to 1.000 L. It was determined that the volume of water needed to do this was 999.3 mL . The density of water at 20.0∘C is 0.9982 g/mL. a.)Calculate the molality of the salt solution. B.) Calculate the mole fraction of salt in this solution. C.) Calculate the concentration of...