atoms, Chemistry

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what are atoms made of ?

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Hardness, 1. A sample of water contains: suspended matter = 100 mg; Ca(NO3)...

1. A sample of water contains: suspended matter = 100 mg; Ca(NO3)2 = 16.4 mg/L; MgSO4 = 24 mg/L; MgCl2 = 19 mg/L; NaOH = 40 mg/L and KOH = 56 mg/L. Calculate temporary, permanent a

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What are the main factors that alter the speed of enzymatic reactions? Ans) The major factors that change the speed of enzymatic reactions are temperature, pH and substrate conc

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No, it does not depend upon concentrations of reactants, From the Arrhenius equation,  k = Ae^(-Ea/RT) We can say, that it is dependent on activation energy(Ea) and temperatu

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What is Dielectric loss These losses occur because of electrons hopping from one lattice site to another in transition metal oxides.

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Q. What are the Physical Properties of Halogens? Ans. The halogens exist as  diatomic  molecules held together by a single bond. Reactivity becomes less as you move down

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Hofmann elimination, also called as Exhaustive methylation, is a process where an amine is reacted to create a tertiary amine and an alkene by treatment with excess methyl iodide f

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Question : (a) (i) What do you understand by the term "Public Health"? (ii) What are the three core functions of public health? (iii) How does a public health system

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