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Importance of Chemistry in Life - Chemistry in Action
Chemistry plays vital role in our regular life from the starting, it has been in the service of mankind. Our daily needs of food, clothing, medicines, shelter, potable water etc. are in one or the other aspect that is associated with chemical compounds, procedures and principles. We all time owe a debt to chemists for their significant contributions for giving us life saving synthetic fibers, drugs, range of cosmetics, synthetic detergents, preservatives for our food, pesticides, fertilizers etc. There is no feature of our life that is not influenced by the developments in chemistry. So the mankind owes much more to chemistry as it has enhnaced the quality of life.
The four quantum numbers of the outermost orbital of K (atomic no. =19) are: (1) n= 2, l= 0, m=0, s= +1/2 (2) n= 4, l= 0, m=0, s= +1/2 (3) n= 3, l= 1,
Sharp line source: When the bandwidth of the primary radiation is low with respect to the profile of the analyte absorption, the given amount of analyte would absorb more radi
Explain the problems of flooding and channeling in packed tower
how did the british discover this isotope on different things when they investigated the Litvenko murder
The following information is available for the extraction of Cu2+ into CCl4 with dithizone: KD,c = 7 ´ 104; b = 5 ´ 1022; Ka,HL = 3 ´ 10–5; KD,HL = 1.1 ´ 104; n = 2. What is the ex
The energy of electron in hydrogen atom in its grounds state is -13.6 eV. The energy of the level corresponding to the quantum number equal to 5 is: (1) -0.54 eV (2)
Calculate the total heat (in J) needed to convert .777 moles of gaseous ethanol at 300 degrees C and 1 atm to liquid ethanol at 25 degrees C and 1 atm. Extra info: b.p. 78.5 degree
ELECTROCHEMICAL THERMODYNAMICS Notation: To avoid repetitive drawing of complicated cells diagram, a common notation has been adopted for cells. All electrical contacts
What is condensation polymer?
what is chemical properties of p block elements
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