Radioactivity, ,Potassium-42 is a radioisotope that nutritionists use to de...

,Potassium-42 is a radioisotope that nutritionists use to determine whether the body is effectively using potassium at the cellular level. The half-life of potassium-42 is 12.4 hou

Abnormal molecular mass, what is meant by abnormal molecular mass of solute...

what is meant by abnormal molecular mass of solute ? discuss the factors which bring abnormality in the experimentally determined molecular masses of solutes using colligative prop

The present atomic weight scale is based on, The present atomic weight scal...

The present atomic weight scale is based on: (1) C 12                   (2) O 16        (3) H 1                      (4)C 13 Ans:  C 12

Density and thickness, The aluminum foil on a certain roll has a total area...

The aluminum foil on a certain roll has a total area of 18.5m2 and a mass of 1275g. Using a density of 2.7g per cubic centimeter for aluminum, determine the thickness in millimeter

Would formic acid useful basis for buffer solution, Formic acid is a weak a...

Formic acid is a weak acid along with a pKa of 3.75. Name of this comes through the Latin term "formica" ("ant") since it is extremely plentiful into the secretions of several spec

Imperfection in solids, what are imperfection in solids

what are imperfection in solids

S block, Uses of plaster of paris

Uses of plaster of paris

Ionic bond,

.spectral interference, what is spectral interference?

what is spectral interference?

When is fresh produce to harvest, When is fresh produce to harvest? ...

When is fresh produce to harvest? Optimum quality of fruits and vegetables is obtained only when they are harvested at the optimal stage of maturity. A critical time for