How many grams of NaCl would need to be added to 1001 g of water to increase the boiling temperature of the solution by 1.500 °C? (Kb for water is 0.5100 °C/m)
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How many grams of NaCl would need to be added to 1001 g of water to increase the boiling temperature of the solution by 1.500 °C? (Kb for water is 0.5100 °C/m)
How many grams of NaCl would need to be added to 4001 g of water to increase the boiling temperature of the solution by 1.500 °C? (Kb for water is 0.5100 °C/m)?
The boiling point of water is 100.0°C at 1 atmosphere. (Kb(water) = 0.512°C/m) How many grams of calcium iodide (293.9 g/mol), must be dissolved in 280.0 grams of water to raise the boiling point by 0.300°C ? g calcium iodide.
How many grams of NaCl must be added to water to create 3.5 L of a 0.154 M normal saline solution? Express your answer to two significant figures.
The boiling point of water is 100.0°C at 1 atmosphere. How many grams of zinc chloride (136.3 g/mol), must be dissolved in 209.0 grams of water to raise the boiling point by 0.400°C? Refer to the table for the necessary boiling or freezing point constant. Solvent Formula Kb (°C/m) Kf (°C/m) Water H2O 0.512 1.86 Ethanol CH3CH2OH 1.22 1.99 Chloroform CHCl3 3.67 Benzene C6H6 2.53 5.12 Diethyl ether CH3CH2OCH2CH3 2.02 g zinc chloride.
The boiling point of water is 100.0°C at 1 atmosphere. How many grams of aluminum nitrate (213.0 g/mol), must be dissolved in 279.0 grams of water to raise the boiling point by 0.450°C? Refer to the table for the necessary boiling or freezing point constant. Solvent Formula Kb (°C/m) Kf (°C/m) Water H2O 0.512 1.86 Ethanol CH3CH2OH 1.22 1.99 Chloroform CHCl3 3.67 Benzene C6H6 2.53 5.12 Diethyl ether CH3CH2OCH2CH3 2.02
How many grams of ammonium sulfate (note that Ammonia sulfate is ionic)should be added to 250.0 g of water to increase its boiling point to 101. ̊C? [kb(water) = 0.512 ̊C/mand the boiling point of pure water is 100. ̊C]
How many grams of citric acid, C6H8O7 (Mm = 1925 g / mol), must be added to 50.0g of acetic acid (Tb = 118.5 C, Kb = 3.07 C / m) to prepare a solution with a boiling point of 120.3 C?
The boiling point of water is 100.0°C at 1 atmosphere. How many grams of iron(II) iodide (309.7 g/mol), must be dissolved in 258.0 grams of water to raise the boiling point by 0.300°C? Refer to the table for the necessary boiling or freezing point constant. Solvent Formula Kb (°C/m) Kf (°C/m) Water H2O 0.512 1.86 Ethanol CH3CH2OH 1.22 1.99 Chloroform CHCl3 3.67 Benzene C6H6 2.53 5.12 Diethyl ether CH3CH2OCH2CH3 2.02 ___?___ g iron(II) iodide.
17) How many grams of water are in 250.0 g of a 5% by mass solution? How many grams of sugar are in this solution? 18) A solution is prepared with 45.0 g of NaCl in enough water to make a 50mL solution. What is the molarity of the solution? 19) If 345 g of MgCl, solution is evaporated and 32.8 g of magnesium chloride are collected. What is the mass percent of the salt in the solution? How much...
9) An increase in the temperature of a solution usually A) increases the boiling point. B) increases the solubility of a gas in the solution. C) increases the solubility of a solid solute in the solution. D) decreases the solubility of a solid solute in the solution. E) decreases the solubility of a liquid solute in the solution. 10) The solubility of Kl is 50 g in 100 g of H20 at 20°C. If 110 grams of Kl are added...