Analysis shows that nickel oxide has the formula `Ni_(0.98)O_(1.00). What fractions of nickel exist as `Ni^(2+)` and `Ni^(3+)` ions?

Analysis shows that nickel oxide has the formula Ni_(0.98)O . What fractions of the nickel exist as Ni^(2+)andNi^(3+) ions ?

Analysis shows that metal oxide has formnla M_(0.96)O_(1.00) What fractions of the metal exist as M^(2+) and M^(3+)

Experimentally it was found that a metal oxide has formula M_(0.98)O . Metal M is present in M^(2+) and M^(3+) in its oxide. Fraction of the metal which exists as M^(3+) would be

Sucrose decomposes in acid solution into glucose and fructose according to the first order rate law, with t_(1/2) =3.00 hours. What fraction of sample of sucrose remains after 8 hours?

The oxidation state of nickel in K_4[Ni(CN)_4] is .............. .

The mineral spinel has the moleculr formula Mg Al_2O_4 . In this oxide ions are present in ccp arrangement, Mg^(2+) ions occupy the tetrahedral voids while Al^(3+) ions occupy the octahedral voids. Calculate the percentage of octahedral voids occupied by Al^(3+) ions.

The mineral spinel has the moleculr formula Mg Al_2O_4 . In this oxide ions are present in ccp arrangement, Mg^(2+) ions occupy the tetrahedral voids while Al^(3+) ions occupy the octahedral voids. Calculate the percentage of tetrahedral voids occupied by Mg^(2+) ions.

The sums of first and second jonization enthalpies and those of third and fourth ionization enthalpies of nickel and platinum are : Based on this information, write: The most common oxidation state for Ni and Pt and mention why they are common.

Calculate the emf of the cell in which the following reaction takes place: Ni(s) + 2Ag^+ (0.002 M) Ni^(2+) (0.160 M) + 2Ag(s) Given that E^V_(cell) = 1.05 V