Chemistry, 29.01.2020 17:42 devonyam7965
What is the mass defect of lithium? assume the following: atomic number of lithuim= 3 atomic mass of lithuim= 7.0144 atomic mass units. mass of 1 proton = 1.0073 atomic mas units. mass of 1 neutron = 1.0087 atomic mass units.
Answers: 1
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Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
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For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4al(s)+3o2(g)→2al2o3(s) a) 1 molal, 1 mol o2 b) 4 molal, 2.6 mol o2 c) 16 molal, 13 mol o2 d) 7.4 molal, 6.5 mol o2
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What is the mass defect of lithium? assume the following: atomic number of lithuim= 3 atomic mass...
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