Which of the following must be transformed into electrical energy when biomass is used as an energy resource? a chemical energy

b mechanical energy

c nuclear energy

d radiant energy

a:

by the combination of an unlimited number of elements

the dissociation of nickel hydroxide is follows:

the concentration of hydroxide ion is

the equilibrium constant value of nickel hydroxide is = 6.1 * 10^-^1^6 and thus equilibrium equation can be written as:

thus, concentration of ni is 0.23 * 10^-^4 mol /l

answer carbon and three oxygen atoms;