Chemistry, 27.05.2021 02:40 LordBooming
Strontium has 3 stable isotopes with mass numbers 86, 87 and 88. Their relative abundances are 9.97%, 7.0% and 82.6% respectively. How do the number of electrons and the electron configurations compare for atoms of the three isotopes
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Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o
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Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.
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2ki + pb(no3)2 → 2kno3 + pbi2 determine how many moles of kno3 are created if 0.03 moles of ki are completely consumed.
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Stoichiometry- i need with 14 and 15! an explanation would be appreciated!
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Strontium has 3 stable isotopes with mass numbers 86, 87 and 88. Their relative abundances are 9.97%...
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