Chemistry, 24.12.2021 14:00 anavallesdemiguel2
What is the mass number (A) of an atom that has an atomic number (Z=26) with 29 neutrons and 26 electrons?
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(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?
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Jenny wants to test the electrical conductivity of two substances dissolved in water. she is preparing the containers for the experiment. which factor is most important for her to control?
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If 125 cal of heat is applied to a 60.0-g piece of copper at 25.0 ? c , what will the final temperature be? the specific heat of copper is 0.0920 cal/(g? ? c) .
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What is the mass number (A) of an atom that has an atomic number (Z=26) with 29 neutrons and 26 elec...
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