Order the sequence of ideas that led to the current model of the atom. place a number in front of each event to show the correct order. rutherford discovered that atoms have a nucleus. dalton developed the theory that all matter is made of atoms. schrödinger developed the electron cloud model of the atom. bohr developed the model in which electrons orbit the nucleus. thomson discovered that atoms contain electrons.
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Chemistry, 22.06.2019 20:30
The activation energy for the reaction no2(g)+co2(g)⟶no(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is δh = -100 kj/mol . what is the activation energy for the reverse reaction?
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Chemistry, 23.06.2019 00:30
When did stem cell research become known ? who discovered stem cell? what experiments or studies have been conducted so far?
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Chemistry, 23.06.2019 02:00
Butane gas reacts with oxygen gas to give carbon dioxide gas and water vapor (gas). if you mix butane and oxygen in the correct stoichiometric ratio, and if the total pressure of the mixture is 390 mmhg, what is the pressure (in mmhg) of water vapor after the reaction is completed (temperature and volume do not change).
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Order the sequence of ideas that led to the current model of the atom. place a number in front of ea...
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