An aqueous solution of a covalent compound has a boiling point of 101.74 °C. What is the molality of the solute
An aqueous solution of a covalent compound has a boiling point of 101.74 °C. What is...
An aqueous solution of a nonvolatile solute has a boiling point of 102.45 degrees Celsius. Knowing that for water, Kfp = 1.86 degrees Celsius m^-1 and Kbp= 0.51 degrees Celsius m^-1. What is the molality of the solution? and what is the freezing point of the solution? Please show work.
What is the boiling temperature of an aqueous 1.0 molality CaCl2 solution? kBP(H20)=0.512C/m. The boiling point of water is 100.00C. Answer in C.
An aqueous solution has a normal boiling point of 103 c. What is the freezing point of his solution? For Water Kb= 0.51 C/m and Kf= 1.86 C/, I want the answer with datels please!!
An aqueous sucrose solution freezes at -0.210 degree C. Calculate the normal boiling point and the molality of an aqueous glucose solution having the same vapor pressure. Assume ideal solution behavior and kf and kb for water are 1.86 and 0.52 K-kg/mol, respectively.
What is the normal boiling point of an aqueous solution that has a freezing point of 1.04 degree C. K_f for water 1.86 degree C/m.
ch.13
answer each of these please
What is the boiling point of an aqueous solution that has a vapor pressure of 22.5 torr at 25°C? (Puo 23.78 torn; Kb = 0,512 °C/m). Express your answer using four significant figures. VO AXO ? c A solution contains 10.55 g of unknown compound (non-electrolyte) dissolved in 50,0 mL of water. (Assume a density of 1.00 g/mL for water.) The freezing point of the solution is -4,35 °C. The mass percent composition of...
A 1.22 m aqueous solution of an ionic compound with the formula MX2 has a boiling point of 101.53 ∘C. Calculate the van't Hoff factor (i) for MX2 at this concentration.
molality - number 2. The boiling point of methanol is approximately 72.0°C. What is the boiling point of a solution prepared by dissolving 10.0g of acetic acid HC2H302 in 100g of methanol (K. -2.7°C/m)? Kb = 2.7 A Tb = Komi Des solute = 19.24 ATb: 2+(19.24) 61 94
A Review Constants Periodic Table The changes in boiling point (AT) or freezing point (AT) in degrees Celsius from a pure solvent can be determined from the equations given here, respectively: AT) = m x K = moles of solute XK K. kilograms of solvent Since pure water boils at 100.00 °C, and since the addition of solute increases boiling point, the boiling point of an aqueous solution, Th, will be T - (100.00+AT) 'C Since pure water freezes at...
1a. An aqueous solution has a Molarity of 1.632 M. The density of the solution is (1.150x10^0) g/mL and the solute has a molar mass of (1.33x10^2) g/mol. What is the molality of this solution? 1b. An aqueous solution has a mass percent of solute of 18.4%. The density of the solution is (1.400x10^0) g/mL and the solute has a molar mass of (1.77x10^2) g/mol. What is the molality of this solution? 1c. An aqueous solution has a molality of...