Which information about a chemical reaction is provided by a potential energy diagram?
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Answer 1
Answer:
An energy profile of a reaction tells you whether it's endothermic or exothermic, the energy of the products and reactants, the activation energy needed for the forward (Ea) and reverse (Ea') reactions, the change in energy (∆E), and the energy of the activated complex.
An element has an atomic number of 30. How many protons and electrons are in a neutral atom of the element?A. 30 protons, 30 electrons B. 15 protons, 15 electrons C. 60 protons, 30 electrons D. 30 protons, 0 electrons
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A because it has to remain balanced.
What is the frequency of radiation that has a wavelength of 1.73 nm? (HINT: Don't forget that you have to convert nm to m first.)