RESULTS OF THE MEASUREMENTS Melting point of benzoic acid: 122 degrees celcius   Melting point of salicylic acid: 159 degrees celcius Melting point of the mixture of benzoic acid and salicylic acid: 120 degrees celcius  Were you expecting the melting point of the mixture of benzoic acid and salicylic acid to be lower than the values for each alone? Explain.

Q: A solution is made by dissolving 6.60 grams of MgCl2 in 380.0 mL of water. What is the freezing…

A: Given, Mass of MgCl2 = 6.60 g  Volume of water = 380.0 mL  Density of water = 1.00 g/mL  Kf of water…

Q: What mass of hexachloroform must be added to 5.69 grams of chloroform to give a solution with a…

A:

Q: H[(aд) + LiOH (ag)-> Express your answer as a chemical equation. Identify all of the phases in your…

A: Given a chemical reaction as following,HI(aq)+LiOH(aq)→we are asked to complete the above reaction.

Q: A solution is made using 300.0 mL of acetone (density 0.7845 g/mL) and 877.3 mL of water (density…

A: • Given that, we have to calculate the mass percent of the acetone from the given solution of…

Q: A chemist mixes 81.4 g of benzene with 49.9 g of heptane and 10.0 g of 2-ethyltoluene. Calculate the…

A: Mass percent is the percent ratio of mass of element to the total mass of the compound.

Q: A certain liquid X has a normal boiling point of 144.80 °C and a boiling point elevation constant…

A:

Q: A glucose solution is frequently used as an intravenous (IV) solution to supply hydration and/or…

A:

Q: Constants I Perm 1.00 g KCl in 95.0 mL of solution Express your answer with the appropriate units.…

A:

Q: 5. If you have 77g of pure ethanol mixed with 330 g of water, what's the % by mass of the ethanol?…

A:

Q: What is the mass percent of the methanol?

A: We have to find mass percent of the methanol

Q: the soda pop in a can of carbonated beverage. classification of matter

A: Soda pop is a sweet drink.

Q: A homogeneous mixture is made by dissolving 14.8 grams of solid potassium sulfite in 1000 g of…

A: A solution is made with water and potassium sulfite.

Q: You are given a saltwater solution. When you add more salt to the solution and stir it, the…

A: Saturated solution : Saturated solution are those solution which can dissolve no more amount of…

Q: A student Measured 13.3 ml of a stock caffeine solution with a concentration of 61.8 mg/ml and…

A:

Q: MISSED THIS? Read Section 4.2 (Pages 141 - 145) ; Watch KCV 4.2, IWE 4.3. Part A Write a balanced…

A: Given Data Aqueous sodium carbonate = Na₂CO₃ (aq) Aqueous strontium chloride = SrCl₂ (aq) Solid…

Q: Maddie boils a solution of 75.5 g lithium nitrate in 218 mL water. What is the temperature of the…

A: A solution containing a non-volatile solute will always boil at a temperature higher than the…

Q: 5. In a flask, you heat a mixture of 735.4 g of sodium nitrate and 700.0 grams of water until all of…

A: Given that, Mass of sodium nitrate dissolved in 700 g hot water = 735.4 g Mass of sodium nitrate…

Q: A solution is made using 200.0 mL of methanol (density 0.7920 g/mL) and 1035.1 mL of water (density…

A: Volume of methanol = 200.0 ml  Density of methanol = 0.7920 g/ml  Volume of water = 1035.1 ml…

Q: A student used 10 mL water instead of 30 mL for extraction of salt from mixture. How may this may…

A: Solubility of substance is defined as mass of  solute dissolve per liter of the solution.

Q: If there is no physical change in the different materials that are combined together, __________ is…

A: Given statement is :  If there is no physical change in the different material that are combined…

Q: Isopropyl alcohol is mixed with water to produce a solution that is 35.0% alcohol by volume. How…

A: Volume percentage is expressed the concentration of the solute in mL present in 100 mL of the…

Q: A solution is made using 200.0 mL of methanol (density 0.792 g/mL) and 1011.1 mL of water (density…

A: The mass percent is the ratio of the mass of solute in the given mass of solution multiplied by 100.…

Q: 3295 kcal 13786.28 kJ 0.135 5.31 x 10 J kcal Incorrect

A: Given :-  3295 kcal  5.31 × 106 J  To convert :- 3295 kcal to kJ 5.31 × 106 J to kcal

Q: Determine the volume percent of a solution made by adding 46.3 mL of bleach in enough water to make…

A: Given :-  Volume of bleach = 46.3 mL  Volume of solution = 175.9 mL  To calculate :-  Volume percent…

Q: A small bottle of Coke contains 8 fluid ounces, or 237 mL, of soda. The nutrition label states that…

A: Mass%= Mass of solute/Mass of solution×100

Q: An aqueous solution that is 26% by mass sodium chloride is prepared with 42 g of water.  What mass…

A: Mass % of sodium chloride, NaCl = 26% (Given) So, 26% by mass of sodium chloride means that 26 g of…

Q: How many mls of a 27.5% potassium carbonate solution, which has a density of 1.08 g/mi, would a…

A: The concentration of a solution in terms of weight % is defined as: Cwt=MsoluteMsolution×100 ... (1)…

Q: There is a solution with 5 grams of salt in 100 ml of water if the density of the salt is 2.16 g/ml.…

A:

Q: A solution is made using 200.0 mL of methanol (density 0.792 g/mL) and 1087.1 mL of water (density…

A: Given,volume of methanol = 200.0 mLdensity of methanol = 0.792 g/mLvolume of water = 1087.1…

Q: What is the freezing point of an aqueous solution that boils at 104.1 ∘C?   Express your answer…

A: The given information is as follows: The boiling point of solution Tb = 104.1 °C The freezing point…

Q: A certain liquid X has a normal boiling point of 104.90 °C and a boiling point elevation constant K₁…

A:

Q: Calculate the freezing point of water in a 150 cc glass of sweetened water 7.5 g of sucrose

A: Given,  The freezing point of water in a 150 cc glass of sweetened water contain 7.5 g of sucrose…

Q: A student wants to lower the freezing point of 100 mL of water.  They add 5.00 grams of NaCl to teh…

A: ∆Tf = i x Kf x m Where, Tf = freezing point depression;  Kf = freezing point depression constant; m…

Q: What is meant by the statement “table sugar is soluble inwater”?

A: Table sugar is name of sucrose ( C12H22O11). Table sugar soluble in water means it forms homogenous…

Q: How many grams of water must be used to prepare a 17.0 percent by mass (%m/m) sodium hydroxide…

A: Since % m/m is defined as  % m/m = mass of solute X 100 / mass of solution  mass of solute (NaOH)…

Q: How many grams of water must be used to prepare a 2.50 percent by mass (%m/m) sodium hydroxide…

A:

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.