analytical chemistry
37% weight of HCl and density is 1.1g/ml. find molarity of HCl
The nuclear states produced by a magnetic field are studied in nuclear magnetic resonance spectroscopy.The frequency of the radiation that corresponds to the nuclear magnetic energy level spacings and the weakness of the radiation absorption that must be e
1. Define Faraday's first law of electrolysis 2. define Faraday's second law of electrolysis
why transation metals show charaterstic colours to the flame?
The temperature reliance of internal energy and enthalpy depends on the heat capacities at constant volume and constant pressure. The internal energy and enthalpy of chemical systems and the energy changes that accompany chemical reactions depend on the
Give me answer of this question. A solution has a 1 : 4 mole ratio of pentane to hexane. The vapour pressure of the pure hydrocarbons at 20°C are 440 mmHg for pentane and 120 mmHg for hexane. The mole fraction of pentane in the vapour phase would be: (a) 0.549 (b)
Explain DNA organic in brief?
The diazonium salts are represented by the general formula ArN2 +X where X- ion may be anion such as (Cl) ¨, B ¨r, HSO
Can someone please help me in getting through this problem. The mole fraction of water in 20% aqueous solution of H2O2 is: (a) 77/68 (b) 68/77 (c) 20/80 (d) 80/20
Illustrate what is protein in Chemistry?
Which one is polar HCl or HF?
18,76,764
1935175 Asked
3,689
Active Tutors
1454375
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!