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How many protons are in an element with an atomic number of 8 and a mass number of 16? its a written question not choices
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Alarge marble is dropped in a graduated cylinder with 35ml of water in it.the water level increases to 49ml.what is the volume of the marble
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In apex! a liquid heated beyond a certain temperature becomes
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Consider hydrogen in an excited state n = 5n=5 that emits photons to reach the ground state. there are various possible transitions other than straight to the ground state that can occur; for example, it can drop to the n = 3n=3 state followed by the n = 3n=3 to the ground state transition. which of the possible transitions will result in the emission of a photon in the visible region?
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How many protons are in an element with an atomic number of 8 and a mass number of 16? its a writte...
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