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an ideal gas is allowed to expand at constant temperature from a volume of 100 l to 500 l against a constant external
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a when dissolved solute and undissolved solute exist in equilibrium with each other in a solution that solution is said
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1 draw the mechanism for the crossed aldol condensation between 3-hexanone and benzaldehyde2 draw a representation for
a buffer solution is 10 m in hf ka6810-4 and 20 m in naf what is the ph of this solution after the addition of 04 mol
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two converging lenses are separated by 2360 cm the focal length of each lens is 1100 cm an object is placed 3620 cm to
the atomic weight of hydrogen is 1 and the atomic weight of oxygen is 16 to produce 72 grams of water how many grams of
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the pfund series results from emissionabsorption of photons due to transitions of electrons in a hydrogen tofrom the n