--%>
Assignment Help - homework help

some basic concepts of chemistry

an atom of an element is 10.1 times heavier than the mass of a carbon atom.What is its mass in amu?

   Related Questions in Chemistry

  • Q : Amines arrange in order of

    arrange in order of basicity,pyridine,pipyridineand pyorine

    		•
  • Q : Explain the polymers and its types.

    Polymers are the chief products of modern chemical industry which form the backbone of present society. Daily life without the discovery and varied applications of polymers would not have been easier and colourful. The materials made of polymers find multifarious uses and applications in all walk

    		•
  • Q : DNA Organic Explain DNA organic in

    Explain DNA organic in brief?

    		•
  • Q : Mole fraction of urea Choose the right

    Choose the right answer from following. When 6gm urea dissolve in180gm H2O . The mole fraction of urea is : (a)10/ 10.1 (b)10.1/10 (c)10.1/ 0.1 (d) 0.1/ 10.1

    		•
  • Q : Why medications include the hcl Why do

    Why do various medications include the hcl? Describe briefly?

    		•
  • Q : What do you mean by the term dipole

    What do you mean by the term dipole moment? Briefly describe it.

    		•
  • Q : Molal elevation constant of water The

    The boiling point of 0.1 molal aqueous solution of urea is 100.18oC  at 1 atm. The molal elevation constant of water is: (a) 1.8    (b) 0.18   (c) 18    (d) 18.6Answer: (a) Kb

    		•
  • Q : What is electrolytic dissociation? The

    The Debye Huckel theory shows how the potential energy of an ion in solution depends on the ionic strength of the solution.Except at infinite dilution, electrostatic interaction between ions alters the properties of the solution from those excepted from th

    		•
  • Q : Mole fraction Give me answer of

    Give me answer of following question. The sum of the mole fraction of the components of a solution is : (a) 0 (b) 1 (c) 2 (d) 4.

    		•
  • Q : Coordination number of a cation The

    The coordination number of a cation engaging a tetrahedral hole is: (a) 6  (b) 8  (c) 12  (d) 4 Answer: (d) The co-ordination number of a cation occupying a tetrahedral hole is 4.

    		•