Which of the following is the correct explanation for one of the given observations? Observation 2 is a result of nitrate ions moving into the solution.
Observation 1 is a result of copper ions moving into the solution.
Observation 1 is a result of silver atoms losing one electron.
Observation 2 is a result of silver ions losing one electron.
yeah

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How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next

Why is it incorrect to balance a chemical equation by changing the subscripts? explain.