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what is the gram atomic mass of hydrogen and oxygen?
Explain the problems of flooding and channeling in packed tower
Physical properties of monohydric alcohols (a) Character - Monohydric Alcohols are neutral component. These comprise no effect on litmus paper. This is analytical investigation
Choose the best definition of temperature
Q. Explain about Chemistry and Matter? Chemistry is the study of matter as well as the changes that it undergoes. Matter is anything which has mass and takes up space. Mas
If wavelength of photon is 2.2x10 -11 m, h= 6.6x 10 -34 J-sec, then momentum of photon is: (1) 3x 10 -23 kgms -1 (2) 3.33x 10 22 kgms -1 (3) 1.452x 10-
Q. why is sodium aluminates is a better coagulates then ferrous sulphates or alum? Ans. Sodium aluminates (NaAlO 2 ): It is better coagulant than FeSO 4 and alum because i
lanthanide element and their electronic configuration
Q. Why elimination occurs instead of nucleophilic substitution when ethyl chloride reacts with alcoholic potassium hydroxide? Ans: Ethyl chloride can undergo both nucleophilic sub
Sources of antioxidants The primary biological role of antioxidant is in preventing the damage that reactive free radical can cause to cells and cellular compounds. In fact, al
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