not understanding how to do these
Solution:
The electrical conductivity of the solution is due to the presence of ions. Thus, the substance which forms ions in aqueous solution conduct electricity.
Tested substance | Observed conductivity | Formula of species |
Distilled water | N | H2O |
Ethanol (C2H5OH) | N | C2H5OH |
Ethanol solution | Y | C2H5O-(aq), H+ (aq) |
Glacial CH3COOH (17M) | N | CH3COOH |
0.1 M CH3COOH | Y | CH3COO- (aq), H+ (aq) |
Sugar ( C12H22O11) (s) | N | C12H22O11 |
C12H22O11 (aq) | N | C12H22O11 |
NaCl (s) | N | NaCl |
0.1 M NaCl (aq) | Y | Na+(aq), Cl-(aq) |
0.1 M HCl | Y | H+ (aq), Cl-(aq) |
0.1 M NaOH | Y | Na+ (aq), OH- (aq) |
0.1 M NH4Cl | Y | NH4+ (aq), Cl-(aq) |
not understanding how to do these ples des 21 Solutions can be prepared at all -...