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How is 7.979 times 10 to the 4th in scientific notation for the ordinary notation: 7979?
Q. Explain about Hydrogen Sulphide? Hydrogen sulphide is the only thermodynamically stable sulphane. It is a foul smelling and poisonous gas. H 2 S is prepared in the labora
In lab, you're having fun along with buffers based onto a 0.1 M solution of sodium phosphate at pH7.0. Into this system, there are three of pK A s as: 12.7, 7.21 and 2.12.
Q. Show Occurrence Extraction of group 16? Oxygen is the most abundant of all elements on earth. Dry air contains 20.946% oxygen by volume in the free form. Oxygen forms about
Bohr model of an atom could not account for : (1) Emission spectrum (2) Absorption spectrum (3) Line spectrum of hydrogen (4)Fine spectrum Ans: Fine spectrum
Classification of carbon molecules in organic compounds The carbon atoms in an alkane molecule may be categorized into four types namely Primary (1 o ), Secondary (2 o ),
why in f-block element electronic configuration electrons does not enter in 5d orbital (except for La,Gd,Lu)
Q. Explain about Pyrometallurgy? Tri pyrometallurgy, the concentrated ore is heated up to a high temperature and reduction is done with a appropriate reducing agent. The differ
Q. Name the harmful microorganisms found in food? The harmful microorganisms found in food are Salmonella species, E. coli, A. flavus, C. botulimum and S. aureus.
Boiling point -physical characteristics of carbonyl compound The boiling points of aldehydes and ketones are high as compared to those of non polar compounds (hydrocarbons) or
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