Chemistry, 13.07.2019 08:00 live4dramaoy0yf9
The half life of a certain substance is 28 years. how long will it take for a sample of this substance to decay to 78% of its orginal amount.
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Chemistry, 21.06.2019 21:00
Iwll give extra points to who gets this for ! what type of reaction is this? ?
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Chemistry, 22.06.2019 04:30
Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.
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Chemistry, 22.06.2019 04:50
Write the overall equation for the reaction for lithium battery
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Chemistry, 22.06.2019 19:30
Use the periodic table to find the molar mass of each element. molar mass h = g/mol molar mass s = g/mol molar mass o = g/mol
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The half life of a certain substance is 28 years. how long will it take for a sample of this substan...
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