Chemistry, 21.09.2021 14:00 jadynnnnn1795
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Base on ur answers to question 1 through 5 on an element that has 15 protons and 16 neutrons. This element has 2 electrons in the innermost energy level, 8 electrons in the next energy level, and 5 electrons in the outermost energy level.
1) what is the elements atomic number?
2) what is the elements mass number?
3)What is the elements chemical symbol?
4) what is the elements chemical name?
Answers: 3
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In a heat engine of 1000 j of heat enters the system and the piston does 500 j of work what is the final internal energy of the system if the inital energy was 2000 j we have to do all of these down here 1)write the equation 2)list out your know variables 3)plug the numbers into the equations 4)solve 5)write your solution statemtn that includes inital energuy and final energuy added
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PLZ HELP-will get brainlist
Base on ur answers to question 1 through 5 on an element that has 15 p...
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