Select all the correct answers.
In the cathode ray tube experiment, J. J. Thomson passed an electric current through different gases inside a cathode ray tube in the presence of
an electric field. In which two ways did this experiment change scientists' understanding of the atom?
O It showed that atoms combine in different proportions.
O It showed that atoms can be divided into smaller parts.
M It showed that all atoms of the same element are similar.
D
It showed that individual atoms could be destroyed
showed that all atoms contain electrons.
Answers: 2
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Calculate the molarity of each aqueous solution: a. 78.0 ml of 0.240 m naoh diluted to 0.250 l with water b. 38.5 ml of 1.2 m hno3 diluted to 0.130 l with water
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Why does ammonia, nh3, behave as a base when it reacts with an acid? z
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Select all the correct answers.
In the cathode ray tube experiment, J. J. Thomson passed an electr...
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