A substance becomes less soluble as the temperature increases. Based on the graph below, which substance might it be?* A 100 80 60 40 20 10 20 30 40 50 60 70 80 Solubility (g in 100g water)

Q: How many grams of sugar must be added to 1000 g water to make it freeze at -2.000 degrees celsius?

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: 1. Look up and draw the structures for each of the following molecules: (a) glucose (b) naphthalene…

A:

Q: What is meant by the phrase "like dissolves like"?     Solutes will dissolve in solvents of…

A: Like dissolve means Same nature molecule interact with aamw nature molecule

Q: Ethylene glycol freezes at -5 deg C in water. What is the boiling point of the solution? 101.9378…

A:

Q: Is the boiling point of 0.01 mKF(aq) higher or lower than that of 0.01 m glucose(aq)? Explain.

A: Given : aqueous solutions of KF and glucose. Hence the solvent is water. molality of KF = 0.01 m and…

Q: At 50°C, 50g of Ammonium chloride (NH4CI) is dissolved in 100 g of water. Is this solution…

A: Solubility is the amount of solute that can be soluble in particular amount of solvent.

Q: 5,00 g of glucose, C6H12O6, is dissolved in 72,8 g of water. What will be the freezing point and the…

A:

Q: What is the molality of a solution dissolved in chloroform that boils at 62.8°C? Boiling point of…

A: Molality is defined as the number of moles of solute divided by the mass of solvent in kg. Its SI…

Q: Which of the following is true about the solubility of substances in water? Atmospheric pressure…

A: Answer:- This question is answered by using the simple concept of solubility of substances in water.…

Q: The phrase "like dissolves like" refers to the fact that ____________. a. Polar solvents dissolve…

A: Like dissolves like’ principle says that polar compounds including ionic compound should be more…

Q: 15. A solution contains 28% 2 punto phosphoric acid by mass. This means that A 1L of this solution…

A: Mass percent is the mass of the element or a solute divided by the mass of the compound or solute.…

Q: Solvents ‘R Us checks the purity of its solvents before selling them by determining the freezing…

A: Molal freezing point constant for carbon tetrachloride (Kf) = 29.8 °C/m Freezing  point of solution…

Q: The solubility of acetylene in water at 30°C is 0.975 g/L when the pressure of acetylene is 1 atm.…

A:

Q: 500 400 300 200 100 20 40 Temperature °C 60 80 100 The area marked above the red line can best be…

A: There are different type of Solutions , which have different properties and conditions -  Saturated…

Q: What is meant by the phrase "like dissolves like"? O Solutes will dissolve in solvents of similar…

A: Solute It is  substance which has to be dissolved Solvent  It is a substance in which the solute is…

Q: Two beakers each contain 200 mL of water. Into one beaker, a student adds 5.0 g Nal. Into the other,…

A:

Q: A line graph shows the solubility of three solutes in ethyl alcohol. Solute A is the violet line,…

A: the answer are as follows:

Q: The mass of urea that should be dissolved in 193 g of water at 35°C to produce a solution with a…

A:

Q: A saturated solution is made by dissolving 44.4 g of a chemical in 200 mL of water. A second…

A: The nature of the solution whether unsaturated, saturated, supersaturated or hypersaturated can be…

Q: 1.0 M sodium chloride solution has a higher boiling point than a 1.0 M sugar solution?

A: Given: 1.0 m NaCl and 1.0 m glucose solution.   Boiling point is defined as the temperature at which…

Q: A carbonated beverage contains 7 g/L CO,. Select all of the conditions below that will allow the CO,…

A: Beverage is a liquid and CO2 is a gas. Solubility  of gas in the liquid  depends  upon the…

Q: The solubility of lead nitrate at 100 degrees Celsius is 140.0g/100g water. A solution at 100…

A: Solubility of Pb(NO3)2 at 100˚C = 140.0 g/100 g water Considering solubility to be 44 g in 38.0 g of…

Q: Use the rule “like dissolves like” to predict whether each of the following should be soluble in…

A: Polar molecule tends to dissolve in polar solvent while non-polar molecule tends to dissolve in…

Q: Assume that each of the substances below costs the same amount per kilogram. Which would be the most…

A: We know that, ∆Tf = Kf × m × i  Where i is Vant hoff factor

Q: A 55.5 g sample of ethanol (C2H5OH) is dissolved in 265 g of water (H2O). The vapor pressure of…

A: Vapour pressure is a measure of the tendency of a material to change into the gaseous or vapour…

Q: Consider a solution made by dissolving 331 g of sucrose in 116 ml of water at 45˚C. The vapor…

A: Given data are,  given mass of sucrose = 331 g given volume of water = 116 mL   density of water =…

Q: General Chemistry ----------------------- (a)  A 10.0 percent solution of sucrose (C12H22O11) in…

A: From any mode of concentration we can calculate the molarity molality .

Q: Dimethyl ether and ethanol have the same formula (C2H6O) but different structures. Dimethyl ether…

A: The answer is as follows:

Q: A 0.300 M aqueous solution has a density of 5.88 g/mL. The solute's molecular weight is 202.3 g/mol.…

A: Molality is the one of the measurement of the concentration of the solution.  Molality is the number…

Q: We dissolve 99 g of potassium sulfate in 500 g of water.  What is the boiling point of this…

A: Given  mass of K2SO4      = 99 gram  mass of solvent    = 500 gram  1000 gram   = 1 Kg    500 gram…

Q: 1. The solubility of sucrose at 20 C is 200 g in 100 ml of water. Determine whether the given $ 200…

A: To find: Classification of given solution as saturated, unsaturated and super saturated.

Q: Increase in the temperature during summer months increases solubility of oxygen in bodies of water.…

A:

Q: Use the graph below as reference: What is the boiling point of a solution of 50% toluene?…

A: Answer is given below :

Q: The normal boiling point of a certain liquid X is 115.90 °C, but when 47. g of zinc chloride (ZnCl,)…

A: Given: The normal boiling point of liquid X = 115.90 ∘C The mass of ZnCl2 dissolved in 550 g of X =…

Q: A sample of 250.0 g of water is found to contain 148 mg Cd. What is this concentration in ppm?

A: Given that, We have a sample which contains 148 mg Cd in 250 g of water. We have to determine the…

Q: Calculate the number of moles of water It will be easiest to calculate the molality if you start…

A: Given : Volume of water = 999.1 mL To find : moles of water NOTE : Here we don't need to find…

Q: Consider a solution made by dissolving 339 g of sucrose in 123 ml of water at 45˚C. The vapor…

A:

Q: Oxygen is dissolved in a 40 % ethyl alcohol solution. This is classified as an a. solid solution…

A: Answer        Oxygen is dissolved in a 40 % ethyl alcohol solution. This…

Q: Can you please help me solve this problem?  I am having trouble figuring out the process to solve…

A: The dissociation of calcium chloride in water is given as

Q: A solution contains 22.5 g of methanol, CH3OH, dissolved in sufficient water to give a total mass of…

A:

Q: What mass of water must be used to dissolve 20.0 grams of ethanol, C2H5OH, to prepare a 0.0500 molal…

A: Molality (m) :-  The number of moles of solute dissolved in one kilogram of solvent is defined as…

Q: A water sample contains 300 mg of NaCl in 500 mL of solution. Calculate the parts per million of…

A: 1mole of NaCl given 1mole of Na+ and 1mole of Cl- ion  So, ppm of NaCl is equal to ppm of sodium.

Q: 7. Ethylene glycol is the active ingredient in most commercial automobile antifreeze. Why wouldn't…

A: Sodium chloride lowers the freezing point of water but has other undesirable characteristics.  The…

Q: The solubility of gas in water is 25 degrees celsius and 1.0 atm pressure of oxygen is 0.041 g/L.…

A: According to Henry’s Law, pressure (P) and concentration (C) is directly related to each other as…

Q: Consider the sugar - water phase diagram How much sugar will dissolve in 1000 g water at 80°C? If…

A: From the graph, at 80°C temperature of the water, the concentration of sugar solution is…

Q: How does a solution become supersaturated? Dissolve lots of solvent in it.…

A: A solution that contains more quantity of solute than the maximum amount that can be dissolved in it…

Q: Given the solubility of Sodium Chloride to be 36.0g/100 g water at 20 degrees celsius, classify the…

A:

Q: Refer to the figure below to determine the solubility of each of the following substances at 25 °C…

A: Saturated solution is defined as the maximum amount of solute dissolved in a solvent usually water…

Q: 100 A 60 40 *. ... 10 30 40 50 60 70 80 Temperature (°C) 50 grams of substance C is poured into…

A: Given: The amount of substance C is 50 grams. The temperature is 35 °C. Introduction: First we need…

Q: 32.( Determine the molality of a 16-g urea dissolved in 39 grams of water. The molar mass of urea is…

A: