Practically why we get negative absorption in UV SPECTROPHOTOMETER when the time of cleaning sample analysis. is negative absorption in Uv valid or not?1513
How to caluclate %w/v& %w/w ple give examples solids&liquids 10%NAOH W/W 10%W/V- 20%HCL W/W &W/V1594
why all liquid raw materials fallows residue on evaporation at 105Degree temp. but methanol bp 60Degree1 2380
Whai is the QUAITY as according to pharma or cemica or agro chemica industry?1 1597
Suppose u have combipack product and u get 2 or more peaks which are other than there placebo then what we can do1442
HOW 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 2167
Why there is no bond with 100% ionic character...??
Observe the following number to four significant figures and express the result in standard exponential notation: 0.006543210?
Suppose u have combipack product and u get 2 or more peaks which are other than there placebo then what we can do
Write the mathematical form of nernst equation and give one application? : Electrochemistry Corrosion
What is stepping ripple and step accuracy
Why do different polymers have different properties? : Polymer Chemistry
Define the full form of hcl?
What does stp stand for?
Define corrosion? : Electrochemistry Corrosion
Polymer chain growth can be terminated by b-hydride elimination or by reaction with h2. What is one advantage of the h2 reaction? : Polymer Chemistry
Define electrochemical series? : Electrochemistry Corrosion
Name the 4 physical states of matter?
What are the types of insulators?
Explain why do some medications contain hcl?
Explain how do you separate the colors of ink?