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Chemistry, 23.06.2019 01:00, kwarwick0915
If a sample of radioactive isotopes takes 600 minutes to decay from 400 grams to 50 grams, what is the half-life of the isotope?
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Jill is pushing a box across the floor. which represents the upward force perpendicular to the floor? a) fp b) ff c) fn d) fg
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Chemistry, 23.06.2019 16:00, Karinaccccc
The electron configuration for chromium is 1s22s22p63s23p63d54s1 instead of 1s22s22p63s23p63d44s1. the configuration is an exception to the pauli exclusion principle heisenberg uncertainty principle aufbau principle schrödinger equation
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How many water molecules are in a block of ice containing 2.25 mol of water (h2o)?...
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