Chemistry, 18.10.2019 08:00 b2cutie456
What is the total number of moles of nacl(s) needed to make 3.0 liters of a 2.0 m nacl solution?
(1) 1.0 mol (3) 6.0 mol
(2) 0.70 mol (4) 8.0 mol
Answers: 3
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The rock in a lead ore deposit contains 89 % pbs by mass. how many kilograms of the rock must be processed to obtain 1.5 kg of pb?
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Calculate the energy required to ionize a hydrogen atom to an excited state where the electron is initially in the n = 5 energy level. report your answer in kilojoules
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What is the total number of moles of nacl(s) needed to make 3.0 liters of a 2.0 m nacl solution?
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