Which of the following solutions will have the highest vapor pressure compared to the vapor pressure...
Which of the following aqueous solutions will have the HIGHEST vapor pressure? Assume ideal Van’t Hoff factors. Pure water 0.300 m C6H12O6 (glucose) 0.300 m NaBr 0.200 m CaBr2
Which 0.100 Molar aqueous solution at 25.00 C will have the highest freezing point? A. Aluminum Bromide B. Ammonium Chloride C Sodium Chloride D. Glucose E. Magnesium Nitrate
answer 1-4 Which of the following (a-d) is TRUE regarding solid NaCl dissolving in water The attraction of the water to the ions in NaCl is through dipole-dipole IFs. Water is considered the solute and NaCl the solvent. The partially positive oxygen in water is attracted to the chloride ion. d. The process of separating the sodium ions from the chloride ions is endothermic. All of these statements are true. polar For the following solution, describe the deviation with respect...
Given that the vapor pressure of water is 17.54 Torr at 20 °C, calculate the vapor-pressure lowering of aqueous solutions that are 1.70 m in (a) sucrose, C12H22O11,and (b) sodium chloride. Assume 100% dissociation for electrolytes.I have the answer for sucrose but i still need sodium chloride
Chemical Reactions For each reaction you observed, the names of the reactants and products are given below. You must: 1. Write the correct formula for each reactant and product. Balance each equation. 2. A. Combination reactions magnesium oxide 1. Magnesium + oxygen (unbalanced) Mg+ O, MgO sulfur dioxide 2. Sulfur + oxygen B. Analysis of the Copper Content of a Penny po zinc chloride + hydrogen zinc + hydrochloric acid HCI ZnCl, 1. (unbalanced) н, Zn + C. Single Replacement...
Five unlabeled bottles containing the solutions below in some scrambled sequence will be provided. 1.5 M H2SO4 1 M Na2CO3 0.1 M SrCl2 3 M NaOH 0.1 M Mg(NO3)2 For the 10 possible mixtures of the five solutions, write the molecular (ME), total ionic (TIE) and net ionic (NIE) equations. When no reaction is expected, write NAR for no apparent reaction. Based on these equations, fill in the prediction matrix. What should go in the prediction matrix is what you...
1) Which ONE of the following aqueous solutions contains the lowest concentration of cations, assuming 100% dissolution and ionization? (A) 0.5 M sodium phosphate (B) 1.0 M potassium nitrate (C) 2.0 M magnesium sulfate (D) 0.75 M calcium chloride (E) 1.5 M hydrogen chloride 2) The highest mass of SnS will dissolve in 1.0 L of an aqueous solution of: (A) 0.1 M MgS (B) 0.1 M (NH4)2S (C) 0.1 M Sn(NO3)2 (D) 0.1 M Na2S (E) 0.1 M CaCl2
Pure water has a vapor pressure of 24.0 mmHg at 25oC. What is the vapor pressure of a solution containing 0.472 mols glucose, C6H12O6, a non- volatile solute (MW = 180 g mol-1) in 5.56 mols water (MW = 18.0 g/mol)? [Given: Kf (water) = 1.86 0C/molal]
Consider the following four liquids and/or solutions. pure water a 0.3 m solution of glucose in water a 0.2 m solution of lithium bromide in water a 0.1 m solution of magnesium bromide in water Place the liquids and/or solutions in order of (a) lowest freezing point to highest freezing point (b) lowest boiling point to highest boiling point (c) lowest osmotic pressure to highest osmotic pressure
4) Which solution a, b or c has the highest vapor pressure? Calculate the vapor pressure of each. a) 50g of ethanol (CHOH) in 200mL of water. b) 50g of acetone (CH COCH) in 200ml. of water. c) 50g of sodium acetate (NaC HO) in 200ml of water.