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INTRODUCTION : Alcohol is one of the most important chemicals used in the laboratories. In Biology and Chemistry laboratories it is used almost every day. In this exercise you will study how you can procure alcohol for lab activities. In India alcohol is a control item. We cannot buy alcohol from the open market by simply placing an order or inviting quotations which is done in the case of other consurnable/non-consumable items. Permit for procuring alcohol can be obtained from the Excise Department of the State Government. As lab Technical assistant you will be responsible for getting the alcohol permit and its renewal each year before 31st March. You will also maintain day-to-day records of alcohol used and kept in stock. This indeed is a very important activity as the Excise Inspector could come for a surprise check before giving a fresh permit or renewal of permit.
What are the Interfacial Defects Grain boundaries are interfaces where crystals of dissimilar orientations meet. A grain boundary is a single-phase interface, with crystals on
An aqueous solution has a hydroxyl concentration of 1.75 x 10^-7mol/L. Find the concentration of hydrogen ions in this solution.
the reaction of kmno4 nd c2o4 .why does it produce brown colour first
Why transition elements form interstitial compound
how is the regulation of citrate synthase?
Describe this blocking by drawing the interaction between water and the catalyst analogous to that of task 1 of this problem. If a metal catalyzes the hydrogenation of alk
Q. Explain Dalton’s atomic theory? The atomic theory In 1808 John Dalton projected a theory to explain the laws of conservation of matter definite proportions and multiple prop
Name a substance which on addition to AgCl causes vacation vacancy in it. Mention a large scale use of the phenomenon called 'reverse osmosis'.
When 100ml of M/10 h2so4 is mixed with 500 ml of M/10 naoh then nature of resulting solution and normality of excess of reatant left is 1)Acidic,N/5 2)basic ,N/5 3)Acidic,N/20 3)ac
Which of the following two compounds would you wait for to have a greater dipole moment? Support your reply by writing the corresponding (plausible) resonance structures.
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