Chemistry, 26.01.2020 22:31, Jenniferlam12
In his gold foil experiment, rutherford shot alpha particles at very thin gold foil. what were the results of this experiment?
a. most of the alpha particles bounced back from the gold foil to the observers.
b. all of the alpha particles passed right through the gold foil.
c. most of the alpha particles passed through the gold foil without deflection, except for a small percentage.
d. the alpha particles became attracted to the electrons and got stuck in the gold foil.
Answers: 2
Chemistry, 22.06.2019 23:00, lufung8627
Consider the reaction: 2al(s) + fe2o3(s) → al2o3(s) + 2fe(s) the δhf for fe2o3(s) = -824.3 kj/mole. the δhf for al2o3(s) = -1675.7 kj/mole. finish the equation. δhrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]
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How do you interpret a chromagram for what mixtures contain?
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Chemistry, 23.06.2019 09:00, joelpimentel
The concentration of ionic substances is important for the heart to beat. your heart responds to electrical impulses that travel through heart cells that are made up mostly of water. which properties of ionic compounds are important to support this function? solubility in water conductivity crystalline melting point
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In his gold foil experiment, rutherford shot alpha particles at very thin gold foil. what were the r...
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