Mole concept, The difference in the mass of 100 moles of sodium atoms and s...

The difference in the mass of 100 moles of sodium atoms and sodium ions is 5.48002grams .compute the mass of an electron

Thermodaenamics,

Solution, a student prepared a solution of sodium carbonate by 2.111g of th...

a student prepared a solution of sodium carbonate by 2.111g of the solid to a 250.0ml volumentric flask and adding H2O to the mark.Some of this solution was transferred to a burett

Hydrogen bonding, significance of hydrogen bond in skating

significance of hydrogen bond in skating

Solid state, What are laws of crystallography? How does it help in study of...

What are laws of crystallography? How does it help in study of crystal structure

Organic spectroscopy, what is cut off point of a solvent?

what is cut off point of a solvent?

The formula for ferric pyrophosphate, Chemical formula for calcium pyrophos...

Chemical formula for calcium pyrophosphate is ca 2, P 2 O 1.    The formula for ferric pyrophosphate will be: (1)  Fe 3 (P 2 O 1 ) 3

Cadiot.chodkiewicz coupling, history of this reaction.is any ligand is need...

history of this reaction.is any ligand is needed for the reaction?

Chemsitry, Calculate how the internal energy stored in one O-H bond of H20 ...

Calculate how the internal energy stored in one O-H bond of H20 Consider the following chemical reaction H20(g)-->2H(g) + O(g) at 298.15 K and 1.00 Bar fH* [H(g)]=218.0 kJ/mole fH*

Characteristics of food texture, Q. Characteristics of food texture? H...

Q. Characteristics of food texture? Hardness: It is defined as the force necessary to affect a given deformation. When judged by human senses, it is the force required to pen