Chemistry, 19.04.2020 21:49 ammarsico19
What is the specific heat capacity of a metal if it requires 177.7 J to change the temperature of 15.0 g of the metal from 25.00°C to 33.00°C?
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7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '
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An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
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The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false
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Atoms contain subatomic particles called protons and neutrons. when these protons and neutrons spilt, a lot of energy is released
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What is the specific heat capacity of a metal if it requires 177.7 J to change the temperature of 15...
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