Chemistry, 11.02.2021 21:10 logicalness243
3. A buffer is prepared by mixng 45 sm3 of 0.15 M NaFand 35 sm3 of 0.10 M HFsolutions. What is the pH of the final solution?
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Chemistry, 21.06.2019 19:30
Si una estrella no tiene paralaje medible, ¿qué puedes inferir?
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Chemistry, 22.06.2019 05:00
1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false
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Chemistry, 22.06.2019 05:30
The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?
Answers: 1
3. A buffer is prepared by mixng 45 sm3 of 0.15 M NaFand 35 sm3 of 0.10 M HFsolutions. What is the p...
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