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Calculate the molar concentration of the solution essential to obtain the value of 10 molecules per µm2. (For this calculation we suppose that the transfer of the dye molecules from solution to the sample surface by evaporation of the solvent is homogeneous on the whole wetted area.)
The sample is illuminated with the 543.5 nm-line of a green He-Ne laser. The excitation power is adjusted so that the illuminated area (100 nm in diameter) is hit by 3 · 1010 photons per second.
why ionisation energy of Al is greater than Ga?
Define Advancement and charge - Cell Diagrams? The electron number or charge number, z, of the cell reaction is defined as the amount of electrons entering at the right termina
law of crystallography
On the basis of application, how are dyes classified? Describe essential features of any two of them.
Although cholrine is electron withdrawing group.yet it is ortho nd para directing in electrophilic aromatic substitution reactants.why? Solution) Halogens are an exception of th
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what is law of defenit propotion
Globular proteins These proteins comprise more or less spherical shape (compact structure). α-helics are firmly held up by weak attractive forces of numerous types that are Hyd
Matter is anything that has mass and takes up space. The term matter refers to all the materials, or "stuff," making up the universe. Everything you see around you is matter. The c
Charactaristics of elements of group
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