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Reil [10]
3 years ago
6

What was the major shortcoming of Rutherford's research of the atom?

Chemistry
1 answer:
solong [7]3 years ago
8 0
This .................

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You may feel cold when you touch certain kinds of matter because some matter gives off cold air. I’m NOT SURE
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Sports trainers treat sprains and soreness with ethyl bromide. it is manufactured by reacting ethylene with hydrogen bromide:
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Which elements are present in all organic compounds? 1. Hydrogen and oxygen 2. Nitrogen and Carbon 3. Nitrogen and oxygen 4. Hyd
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8 0
2 years ago
Write the following numbers in standard notation, maintaining the same number of significant figures.
Alexxandr [17]

Answer:

6.104x10^2=610.4

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Explanation:

7 0
3 years ago
I need the 3 questions !!! About Rubidium (Rb) <br><br> ASAP PLEASE DUE IN LIKE 20 min
hjlf

Answer:

  1. 419kJ/mol  
  2. 5,0,0,+12
  3. That catches fire spontaneously

Explanation:

1. Topic: Chemistry

ElementFirst Ionization Energy (kJ/mol) Lithium520Sodium496Rubidium403Cesium376According to the above table, which is most likely to be the first ionization energy for potassium?  

  • 536kJ/mol  
  • 504kJ/mol  
  • 419kJ/mol  
  • 391kJ/mol  
  • 358kJ/mol

2. Topic: Chemistry, Atom

The correct set of four quantum numbers for the valence electrons of the rubidium atom   (Z=37)  is:  

  • 5,1,1,+12  
  • 5,0,1,+12  
  • 5,0,0,+12
  • 5,1,0,+12

3. Rubidium and cesium are pyrophoric. Here the term pyrophoric means:

  • That hardly catches fire
  • That does not catch fire at all
  • That catches fire spontaneously
  • None of these
5 0
3 years ago
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