Electrons are present in metals but not in salt solutions
Metals are conductors while salts are electrolytes
Electricity is carried by mobile elrctrons in metals but by ions is aqueous salt solution
salts ionize in aqueous solutions while metals do not
Metals are reducing agents while salts are not
Correct answer is C
No explanation has been provided for this answer.
Fractional distillational
Recrystallization
Filtration
Paper chromatography
Evaporation
Correct answer is D
No explanation has been provided for this answer.
Radio
Television
Internet
Cinema
Correct answer is C
No explanation has been provided for this answer.
What is the value of n in the following equation? XO-4 +8H + + ne- → X2 + + 4H2O
2
3
4
5
6
Correct answer is D
No explanation has been provided for this answer.
Which marketing agent normally makes the biggest profit margin per unit? The
Processor
Wholesalers
Retailers
Commission agent
Correct answer is B
No explanation has been provided for this answer.