Question

PART A. Hygroscopicity, Deliquescence, and Efflorescence Mass (sample + glass) Observations Classification Initial Final Initial Final Hygroscopic, Deliquescent, Efflorescent, or None Na2CO3 . 10H2O 40.750g 40.725g white, sugary white, became lighter KAl(SO4)2 . 12H2O 43.911g 43.909g white, sugary white, became lighter CaCl2 20.384g 20.520g white, bumpy white, water droplets CoCl2 . 6H2O 53.546g 53.558g Red, dusty red, clumped

          PART A. Hygroscopicity, Deliquescence, and Efflorescence
Mass (sample + glass)
Observations
Classification
Initial
Final
Initial
Final
Hygroscopic, Deliquescent, Efflorescent, or None
Na2CO3 . 10H2O
40.750g
40.725g
white, sugary
white, became lighter
KAl(SO4)2 . 12H2O
43.911g
43.909g
white, sugary
white, became lighter
CaCl2
20.384g
20.520g
white, bumpy
white, water droplets
CoCl2 . 6H2O
53.546g
53.558g
Red, dusty
red, clumped

PART A. Hygroscopicity, Deliquescence, and Efflorescence
Mass (sample + glass)
Observations
Classification
Initial
Final
Initial
Final
Hygroscopic, Deliquescent, Efflorescent, or None
Na2CO3 . 10H2O
40.750g
40.725g
white, sugary
white, became lighter
KAl(SO4)2 . 12H2O
43.911g
43.909g
white, sugary
white, became lighter
CaCl2
20.384g
20.520g
white, bumpy
white, water droplets
CoCl2 . 6H2O
53.546g
53.558g
Red, dusty
red, clumped

Added by Raymond H.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

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Solved by Expert Druva S

Step 1

- **Deliquescent** substances are those that absorb moisture from the air to the point where they dissolve in the absorbed water and form a solution. - **Efflorescent** substances lose water to the air, often seen as a powdery residue on the surface of the Show more…

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PART A. Hygroscopicity, Deliquescence, and Efflorescence Mass (sample + glass) Observations Classification Hygroscopic, Deliquescent, Initial Final Initial Final Efflorescent, or None whites NaCO10H2O 40.750 40.725 Sugary lighter KAI(SO)12H2O 143.91 10 43.90 9. white! became sugary jishkr White, whites CaCl2 20.38 42 20.52 bumpy Red, red, CoCl2 6H2O 53.04 60 53.55 8 adwap Atsnp