Don't use any ai tool and give me answer in 1 hrs otherwise I give u dislike and you give me Correct answer I give u like : - A barium chloride solution was prepared by dissolving 1.39g of BaCl2 in 25.0mL of water. The observed freezing point is -1.18 °C. What is the molality of particles in this solution?

Q: What is the volume of added acid at the equivalence point? Express the volume in milliliters to two…

A: The graph for pH versus volume of the acid added is given below : We have to calculate the volume…

Q: 0.4ml to minims

A: ml and minims are unit of Volume   1 ml = 16.2307 minims 0.4 ml =0.4 × 16.2307 minims0.4 ml =6.49228…

Q: how would you prepare 9 liters of a 50% dye solution beginning with a 60% stock dye solution?

A: Given :-  Initial concentration or concentration of stock solution = 60%  Final concentration or…

Q: You are given a protein solution with a concentration of 0.15 mg/ml. Suppose that we want to prepare…

A:

Q: If  niferex liquid solution provides 10 mg of elemental iron in 1 teasepoonful, how many mL of…

A: We need to calculate mL of solution required to provide 55 mg of elemental iron.

Q: If you are in the lab and report "Susie's Tylenol level of 300 \mu g/mL, How many ng/mL is this?…

A: If you have any problem let me know in comment box thankyou.

Q: Graph data with Concentration on the x-axis and Absorbance on the y-axis. Find the line of best fit…

A: Lambert-Beer's law states that the absorbance of a solution is directly proportional to the…

Q: Pure aspirin has a melting point of 135-136 °C. Before the melting point was determined - if the…

A: Melting point is the temperature at which a substance changes from a solid to a liquid phase at…

Q: Calculate the average daily intake of chlorobenzene. The concentration is 4.09E-8 mg/m^3, assume…

A: We are going to break down the components in order to compute the average daily intake of…

Q: Give the standard deviation of these three molaritys.    0.0366 0.0373 0.0370

A: Standard deviation:  Standard deviation tell about the variability(error) in data set. If standard…

Q: Is gel hand sanitizer classified as a solution?

A: In chemistry, a solution is a homogeneous mixture composed of two or more substances. In such a…

Q: What does the process of recrystallization accomplish? 1) Place toxic chemicals into pure materials…

A: Recrystallization is the process of purification of organic compounds. Hence, the process of…

Q: Select all of the statements that are true about the melting point of an impure compound. The mp…

A:

Q: Would you be able to check if water is hard by using a detergent?

A: Detergent is a long hydrocarbon chain of an aliphatic carboxylic acid having cleansing properties in…

Q: Graph data with Concentration on the x-axis and Absorbance on the y-axis. Find the line of best fit…

A: A question based on analytical chemistry.. Using the given data, the line of best-fit of the graph…

Q: Describe the steps involved in recrystallization.

A: The process which is used to purify the impure compound from a solvent is known as recrystallisation…

Q: Suppose you measure a volume of 9.0 mL and a mass of 7.04 g for your first distillate. What is the…

A: Density -  Density is basically the degree of compactnesss of a system.

Q: A student was given a stock ascorbic acid solution of 2.323 mg/L. Following the directions in the…

A: Concentration of stock ascorbic acid solution = 2.323 mg/L

Q: Dissolution 0.01 M HCI Distilled H20 Concentration (mg/ml) Total amount Concentration (mg/ml) Time A…

A: Dissolution is the process where a solute in gaseous, liquid, or solid phase dissolves in a solvent…

Q: Concentration of TZ stock solution (μMμM) 42.06

A: Given Data:Concentration of TZ stock solution (μM)42.06To determine:

Q: Ter solution differ from an unbuffered solution

A: