Chemistry, 18.10.2020 15:01, paulagarza
An element, X, has 2 isotopes, X-32 with an abundance of 31.5% and X-35 with an abundance of 68.5%. What is the average atomic mass of element X?
Answers: 3
Chemistry, 21.06.2019 22:00, anarosa331hotmailcom
What is driving behind plate tectonics (plate movment)? a) gravity only b) inertia c) convection and gravity d) the sun theres no option for science so i picked chemistry. plz
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Chemistry, 23.06.2019 03:30, tamariarodrigiez
Which of the following describes the entropy change as a solution is made from a liquid and solid
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An element, X, has 2 isotopes, X-32 with an abundance of 31.5% and X-35 with an abundance
of 68.5%....