What is a medicine dropper, A medicine dropper is an instrument used to cal...

A medicine dropper is an instrument used to calculate small amount of liquids, usually in milligrams.

The ratio of the energy of a photon & wavelength radiation, The ratio of th...

The ratio of the energy of a photon of 2000Å  wavelength radiation to that of 4000 Å    radiation is: (1) 1/4           (2) 4       (3) 1/2              (4) 2 Ans

Emf series and its application,

#Equivalent weight, #how do i know the factor of a compound when getting it...

#how do i know the factor of a compound when getting its equivalent weight?

Metamerism - type of isomerism, Metamerism - Type of Isomerism This typ...

Metamerism - Type of Isomerism This type of isomerism is due to the difference in the nature of alkyl groups attached to the polyvalent atoms or functional set. Metamers always

What are the properties of water?, Q. What are the properties of water? ...

Q. What are the properties of water? Ans. Water is a colorless, odorless, tasteless liquid with a melting and freezing point of 0 o C and a boiling point of 100 o C at 1 a

Basic radical, role of ammonium chloride and ammonium hydroxide in group th...

role of ammonium chloride and ammonium hydroxide in group third of basic radical?

Metallurgy, Al is used as reducing agent for the extraction of metals such ...

Al is used as reducing agent for the extraction of metals such as Chromium,Monganes.Explain why? Solution) Al3+ + 3 e- Al Good reducing agents like aluminum have relatively

Ethanol used as an solvent in substitution reactions, why is ethanol used a...

why is ethanol used as an solvent in substitution reactions? ethanol is used as an solvent because it is soluble in water and also it is more reacive.... Ethanol is used u

Thories of indicators, What is thories of indicators

What is thories of indicators