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Calculate the total heat (in J) needed to convert .777 moles of gaseous ethanol at 300 degrees C and 1 atm to liquid ethanol at 25 degrees C and 1 atm. Extra info: b.p. 78.5 degree
Classification of proteins - biomolecules As per to the chemical composition, proteins are categorized into two classes 1. Simple proteins 2. Conjugated proteins
seawater contains 0.75g of Fe+3 per kilogram of water. What is the concentration of Fe_3 in ppm?
Q. Illustrate about Borohydrides? Borohydrides like NaBH 4 ,, Be(BH 4 ,) 2 and Al(BH 4 )are the salts of complex tetrahydridoborate anion, BH - 4 ,. Since in BH - 4 ,. bor
enthalpy of formation of acetic acid
Q. What are Native Minerals? These minerals contain the metal in free or elemental state, e.g., copper, silver, gold, platinum and iron. The metals are usually found mixed with
name given to substance combination
bomb calorimeter
Illustrate the following observations: (a) Cottrell's smoke precipitator is fitted at the mouth of the chimney used in factories. (b) Ferric hydroxide sol. Gets coagulated
The increasing order (lowest first) for the values of e/m (charge/mass) for: (1) e,p,n,a (2) n,p,e,a, (3) n,p,a,e,
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