What is the difference between an exothermic and endothermic reaction
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Chemistry, 21.06.2019 17:40
Does the energy in a solid increase or decrease when changing to a liquid?
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Chemistry, 22.06.2019 07:00
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?
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Chemistry, 22.06.2019 08:30
What are the first three quantum numbers for the electrons located in subshell 2s?
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Chemistry, 22.06.2019 18:50
Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space
Answers: 3
Mathematics, 02.10.2019 02:30
Mathematics, 02.10.2019 02:30
Mathematics, 02.10.2019 02:30
Mathematics, 02.10.2019 02:30
Physics, 02.10.2019 02:30
Chemistry, 02.10.2019 02:30
Physics, 02.10.2019 02:30
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History, 02.10.2019 02:30