coagulation
what is the meaning of fourth power of valency of an active ion?
order of decreasing basicity of urea and its substituents
Laser action relies on a non-Boltzmann population inversion formed by the absorption of radiation and vibrational deactivation that forms a long lived excited electronic state. An excited state molecule can move to a lower energy state or return to the
37% weight of HCl and density is 1.1g/ml. find molarity of HCl
What is the reason behind this that some medications contain hcl?
What is the correct answer. Which of the given solutions contains highest normality: (i) 8 gm of KOH/litre (ii) N phosphoric acid (iii) 6 gm of NaOH /100 ml (iv) 0.5M H2SO4
Illustrate the reason, why acetic has less conductivity than Hcl?
Give me answer of this question. An aqueous solution of methanol in water has vapour pressure: (a) Equal to that of water (b) Equal to that of methanol (c) More than that of water (d) Less than that of water
What do you mean by the term medicine dropper? Explain briefly?
Choose the right answer from following. When 6gm urea dissolve in180gm H2O . The mole fraction of urea is : (a)10/ 10.1 (b)10.1/10 (c)10.1/ 0.1 (d) 0.1/ 10.1
arrange in order of basicity,pyridine,pipyridineand pyorine
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