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Choose the most appropriate option from below for the spectroscopic evidence of hydrogen bond formation. D—H……A where D and A are the hydrogen bond donor and acceptor respectively. H is […]

Silicates, Silicone and silica all share the follow: A linear chair structure Si-O bonds Si-Si bonds Catalysis for hydrogenation All three – silicates, silicone and silica – contain Si–O (silicon–oxygen) bonds, […]

Which one of the following statements is wrong? Cellulose is a polysaccharide Uracil is a pyrimidine Serine is a sulphur containing amino acid Sucrose is a disaccharide The wrong statement […]

What does Kcat/Km signify? Specificity of enzyme for different substrates Rate of product formation Rate of substrate consumption Maximum rate of reaction What Does Kcat/Km Signify in Enzyme Kinetics? Complete […]

What does Kcat/Km signify? Specificity of enzyme for different substrates Rate of product formation Rate of substrate consumption Maximum rate of reaction Kcat/Km signifies the specificity (catalytic efficiency) of an enzyme […]

When large globular proteins are homogeneously mixed with short polymer chains, which of the following statements is true? Depletion interaction will keep the mixture homogeneous the smaller polymers will keep […]

The rate of reaction for a second order reaction can be dependent on concentration of one reactant dependent on concentration of two reactants independent of product concentration all of the […]

The roasting of cocoa beans or the baking of bread, gives us the flavours and aromas that we savour in these foods. It also produces melanoidins that give the brown […]

What is the molarity of water if its density is 1000kg/m3 (Molar mass of water is 18 g/mol) 55.55 moles 45.46 moles 60.0 moles 40.56 moles The molarity of pure […]

The first 4 harmonics produced by an organ pipe open at both ends are 50Hz, 100Hz, 150Hz and 200Hz. Which of the harmonics will remain once one end of the […]