The boiling point of water is 100.0°C at 1 atmosphere. How many grams of nickel(II) bromide (218.5 g/mol), must be dissolved in 275.0 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 K, (°C/m) K (°C/m) Water H20 0.512 1.86 Ethanol CH3CH,OH 1.22 1.99 Chloroform CHCI3 3.67 Benzene 2.53 5.12 Diethyl ether CH3CH,OCH2CH3 2.02 g nickel(II) bromide.
The boiling point of water is 100.0°C at 1 atmosphere. How many grams of nickel(II) bromide (218.5 g/mol), must be dissolved in 275.0 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 K, (°C/m) K (°C/m) Water H20 0.512 1.86 Ethanol CH3CH,OH 1.22 1.99 Chloroform CHCI3 3.67 Benzene 2.53 5.12 Diethyl ether CH3CH,OCH2CH3 2.02 g nickel(II) bromide.
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Problem 12.108QP: Analysis of a compound gave 39.50% C, 2.21% H, and 58.30% Cl. When 0.855 g of this solid was...
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Transcribed Image Text:The boiling point of water is 100.0°C at 1 atmosphere.
How many grams of nickel(II) bromide (218.5 g/mol), must be dissolved in 275.0 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
Kp (°C/m) Kf (°C/m)
Water
H,0
0.512
1.86
Ethanol
CH;CH2OH
1.22
1.99
Chloroform
CHCI3
3.67
Benzene
2.53
5.12
Diethyl ether CH3CH2OCH,CH3
2.02
g nickel(II) bromide.
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