Chemistry, 14.04.2021 23:20 cheermom2000
15. Complete the following with the terms “new element". ion, isotope, or molecule.
Add another atom
Add or subtract a neutron
Atom
Add or subtract a proton
Add or subtract an electron
Answers: 3
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Use the de broglie's wave equation to find the wavelength of an electron moving at 4.5 × 106 m/s. show your work. note: h= plank's constant (6.62607 x 10-34 j s)
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What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients
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15. Complete the following with the terms “new element". ion, isotope, or molecule.
Add another ato...
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