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A challan or bank challan is defined as an official document, form, or piece of paper used to credit money from one account to another. It is almost similar to the deposit slip available in the bank with which you can deposit money into someone's account in cash.
The author concluded that the controlled-release form is a valid alternative to morphine and a first-line treatment for cancer pain. [29] In 2014, the European Association for Palliative Care recommended oxycodone by mouth as a second-line alternative to morphine by mouth for cancer pain.
The Poynting effect involves the dissolution of gaseous O 2 when bubbled through liquid N 2 O, with vaporisation of the liquid to form a gaseous O 2 /N 2 O mixture. [ 1 ] Inhalation of pure N 2 O over a continued period would deprive the patient of oxygen , [ 24 ] but the 50% oxygen content prevents this from occurring.
Especially when in concentrated form, organic peroxides can decompose by self-oxidation, since organic peroxides contain both an oxidizer (the O-O bond) and fuel (C-H and C-C bonds). A "self-accelerating decomposition" occurs when the rate of peroxide decomposition generates heat at a faster rate than it can be dissipated to the environment ...
Liquid oxygen has a clear cyan color and is strongly paramagnetic: it can be suspended between the poles of a powerful horseshoe magnet. [2] Liquid oxygen has a density of 1.141 kg/L (1.141 g/ml), slightly denser than liquid water, and is cryogenic with a freezing point of 54.36 K (−218.79 °C; −361.82 °F) and a boiling point of 90.19 K (−182.96 °C; −297.33 °F) at 1 bar (14.5 psi).
An oxide is a chemical compound in which one or more oxygen atoms combined with another element, such as H 2 O or CO 2.Based on their acid-base characteristics, oxides can be classified into four categories: acidic oxides, basic oxides, and amphoteric oxides and neutral oxides.
In environmental chemistry, the chemical oxygen demand (COD) is an indicative measure of the amount of oxygen that can be consumed by reactions in a measured solution.It is commonly expressed in mass of oxygen consumed over volume of solution, which in SI units is milligrams per liter (mg/L).
The reaction is usually carried out at about 60 °C (140 °F) with a large excess of water, in order to prevent the reaction of the formed ethylene glycol with ethylene oxide that would form di-and triethylene glycol: [34] 2 (CH 2 CH 2)O + H 2 O → HO–CH 2 CH 2 –O–CH 2 CH 2 –OH 3 (CH 2 CH 2)O + H 2 O → HO–CH 2 CH 2 –O–CH 2 CH 2 ...