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The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?
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An atom of lithium-7 has an equal number of(1) electrons and neutrons(2) electrons and protons(3) positrons and neutrons(4) positrons and protons
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Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules
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Chemistry, 22.06.2019 21:30
Under which circumstances are kp and kc equal for the reaction aa(g)+bb(g)βcc(g)+dd(g)?
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If the pressure of the gas in a 2.31 L balloon is 0.12 atm and the volume increases to 7.14 L, what...
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