How many grams of nickle (II) sulfate NiSO4(molar mass of 154.8g/mol) must be dissolved in 288.0g of water to raise the boiling point by 0.350 C
Kbp 0.51
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How many grams of nickle (II) sulfate NiSO4(molar mass of 154.8g/mol) must be dissolved in 288.0g...
The freezing point of water is 0.00°C at 1 atmosphere. How many grams of nickel(II) sulfate (154.8 g/mol), must be dissolved in 210.0 grams of water to reduce the freezing 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 nickel(II) sulfate.
How many grams of cobalt(II) sulfate, CoS04, must be dissolved to prepare 300. mL of a 0.172 M aqueous solution of the salt? g
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.
The boiling point of water is 100.0°C at 1 atmosphere. How many grams of manganese(II) bromide (214.7 g/mol), must be dissolved in 270.0 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 Water H20 Ethanol CH3CH2OH Chloroform CHCI: Benzene CH Diethyl ether CH2CH OCH CH3 K (°C/m) Kr(°C/m) 0.512 1.86 1.22 1.99 3.67 2.53 5.12 2.02 g manganese(II) bromide.
The freezing point of water is 0.00°C at 1 atmosphere. How many grams of cobalt(II) bromide (218.7 g/mol), must be dissolved in 287.0 grams of water to reduce the freezing point by 0.350°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
The freezing point of water is 0.00°C at 1 atmosphere. A student dissolves 12.54 grams of chromium(II) acetate, Cr(CH3COO)2 (170.1 g/mol), in 158.2 grams of water. Use the table of boiling and freezing point constants to answer the questions below. 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 The molality of the solution is m. The freezing point of the solution is °C....
The boiling point of water is 100.00 °C at 1 atmosphere. A student dissolves 12.31 grams of cobalt(II) acetate, Co(CH3COO)2 (177.0 g/mol), in 287.1 grams of water. Use the table of boiling and freezing point constants to answer the questions below. 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 The molality of the solution is _____m. The boiling point of the solution is °____C....
7. How many grams of chlorous acid must be dissolved in water to make 100 mL of a HClO2 solution whose pH is 2.40? Ka for HClO2 = 1.1 x 10-2. Molar mass of HClO2 = 68.5 g/mol.
5.) How many milliliters of a 1.50 molar copper (II) sulfate solution contain 25.0 grams of copper (II) sulfate?
Q) How many grams of sucrose C12H22O11 (molar mass =342.29 g/mol) must be added to 100. g of water at 100 degree C to change the vapor pressure to 752 mm Hg ? answer 20.2 g Please explain thank you