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Semisynthetic polymers
These polymers are mainly derived from naturally taking place polymers by chemical changes. Since cellulose is naturally taking place polymers, cellulose on acetylation along with respect to acetic anhydride in the existence of sulphuric acid makes cellulose diacetate polymers. It is utilized in building materials and thread such as films glasses etc. Vulcanized rubber is as well a type of semisynthetic polymers utilized in creating tyres etc. gun cotton that is cellulose nitrate required in making explosive.
Q. Show the chemical of Boron and aluminium? Boron and aluminium when heated with nitrogen torn the nitrides BN and AIN Nitrides of Ga and in are formed by heating the elements
Synthesis of proteins : The DNA consists of the genetic code and directs protein synthesis by RNA. The two helix of DNA partly uncoils and approximately the individual strands
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Q. Calculate standard state enthalpy of the substance? Ans. To determine ΔH o f for calcium carbonate, calcium and carbon are burned in a calorimeter. Noti
Penta valent element has one electron more than 4 electrons which could be used for conduction while the trivalent elements has 1 electron less , this can also be seen as a hole
I have this chemistry assignment. It basically says, "study and make a report on any two types of electrochemical cells". What do I do? I have no idea so please, I need some help.
How many grams of CO2 are produce if 42.0 mol of LiOH react?
Define The Phase Rule and Phase Diagrams? We encountered the Gibbs phase rule and phase diagrams in connection with single-substance systems. The present chapter derives the fu
preparation of soyabin milk
Why were you able to observe electrolysis in the cabbage juice indicator solution before any vinegar was added to this solution, while no electrolysis was observed in distilled wat
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