Need help with this pjhysics theoretical question: The most surprising evidence from Rutherford’s experiment that disproved Thomson’s model was that:     the alpha particles were able to pass through the gold foil   most of the alpha particles were deflected by less than one degree   a few alpha particles were scattered through very large angles   the scattering was less random than expected

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A: Concentration of nitrous acid  =   of nitrous acid =

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A: Answer:Here:

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A:

Q: The pK, values for the dibasic base B are pKb1 = 2.10 and pK2 = 7.45. Calculate the pH at each of…

A:

Q: Draw a structural formula for the major product of the acid-base reaction shown. (1 mole) + HCI (1…

A: Given are organic reactions.These are acid base reactions.

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A: The rate of disappearance of HCl = Here,  = the change in concentration of HCl = the time interval

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A: We know that the addition of a proton(H+) to a  base gives us conjugate acid.

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A: Given,The unbalanced equation:Cl2 (g) +  F2 (g)   ClF3 (g)mass of Cl2 = 53.3 gmass of F2 = 114.0 g

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A:

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Q: NH₂

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A:

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A: We have to calculate the resulting solution.Given:HNO3 = 2.0 millimolesNaOH = 4.0 millimoles

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.