What is the activation energy of this reaction?
50 kJ
100 kJ
150 kJ
20...
Answers: 3
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Analyze how limestone is weathered and identify the features that are formed as a result of this dissolution
Answers: 1
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Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
Answers: 1
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What is the value of keq for the reaction expressed in scientific notation?
Answers: 1
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Harry lives in a city, and he has a lung condition known as asthma. on certain days, harry has to stay inside because pollutants in the air make it difficult for him to breathe. which of these pollution sources are nonpoint sources that might bother harry if he goes outside? choose the two that apply.
Answers: 3
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