What is the electrical charge of an atom that has lost an electron?
a.) negative
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Answers: 3
Chemistry, 22.06.2019 01:30, alfarodougoy8lvt
Agas is contained in a thick walled balloon when the pressure changes from 1.21 atm to 2.52 the volume changes from 3.75 l to 1.72 l and the temperature change from 293k to blank k
Answers: 3
Chemistry, 22.06.2019 06:00, Kjswagout5052
In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit
Answers: 2
Chemistry, 22.06.2019 12:00, angtrevv
In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?
Answers: 1
Chemistry, 22.06.2019 16:00, winnie45
He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98
Answers: 2
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