Practically why we get negative absorption in UV SPECTROPHOTOMETER when the time of cleaning sample analysis. is negative absorption in Uv valid or not?
2411How to caluclate %w/v& %w/w ple give examples solids&liquids 10%NAOH W/W 10%W/V- 20%HCL W/W &W/V
2505why all liquid raw materials fallows residue on evaporation at 105Degree temp. but methanol bp 60Degree
1 3874Suppose u have combipack product and u get 2 or more peaks which are other than there placebo then what we can do
2309HOW DOES THE WATER MOLECULES ON CLOTHES EVAPORATES WHEN DIRECT HEAT IS NOT APPLIED BUT CLOTH IS STRECHED AND AIR IS PROVIDED? HINT:THIS METHOD IS USED IN MANY HOMES TO DRY UP THE CLOTHE WHEN DUE TO SOME CONDITIONS DIRECT SUNLIGHT IS NOT PROVIDED.
1 3763Post New Chemistry AllOther Questions
when are the result of sbi clerical come
Explain the difference in the modern periodic table and mendeleevs table?
why using HCLO4 in potentiometry?. what are the chacterestics of HCLO4.
Explain how do you separate the colors of ink?
Examine samples of ldpe (sandwich bag, squeeze bottle) and hdpe (milk jug, grocery bag). What are some of the differences in the physical properties of these substances? : Polymer Chemistry
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Explain the difference between the law of multiple proportions and the law of definite proportions?
What are the factors which affect corrosion? : Electrochemistry Corrosion
Explain how many moles of hcl are present in .70 l of a .33 m hcl solution?
Define a hydrogen bond?
Why do different polymers have different properties? : Polymer Chemistry
Why are olefins (alkenes) good monomers for polymerization reactions? : Polymer Chemistry
Define ph?
What are the two most abundant elements in the universe?
Head-to-tail polymerization of propylene is observed with the [cp2zr(r)]+ catalyst. Explain this result on the basis of molecular-level interactions. : Polymer Chemistry