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Solvents and solubility rules

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21. One gram of NaCl and one gram of sand are added to 100mL of water. What is the solvent?
NaCl
Sand
Water
The Na and Cl ions

22. The gradual mixture of one gas with another by kinetic energy is termed diffusion.
True
False

23. Which of the following compounds is an acid?
H2O
N2
KOH
HCl

24. Which of the following compounds is a nonelectrolyte?
NaF
HNO3
CH3COOH (acetic acid)
C6H12O6 (glucose)

25. According to the solubility rules which one of the following is soluble in water?
HgSO4
PbOH
Ag2CO3
KCl

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21. One gram of NaCl and one gram of sand are added to 100mL of water. What is the solvent?
NaCl
Sand
Water
The Na and Cl ions

The solvent is the substance that dissolves the salt.
In our case sodium chloride dissolves in water, thus the water is the solvent.
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22. The gradual mixture of one gas with another by kinetic energy is termed diffusion.
True
False

Diffusion is the process when one phase mixes with a different phase ...

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