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Oct 21st, 2014
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  1.  
  2. EditText pks = (EditText)findViewById(R.id.phWert_Eingabe);
  3. EditText wert1 = (EditText)findViewById(R.id.molekuel_Wert);
  4. EditText ergebnis1 = (EditText)findViewById(R.id.ergebnis);
  5. EditText ergebnis2 = (EditText)findViewById(R.id.ergebnis_pks);
  6.  
  7.  
  8. pksWert = Double.parseDouble(pks.getText().toString());
  9. Wert = Double.parseDouble(wert1.getText().toString());
  10. double pksWert1 = pksWert *-1;
  11. System.out.println(pksWert1);
  12.  
  13. h3owurzel = Math.pow(10, pksWert1);
  14. System.out.println(h3owurzel);
  15. h3o = java.lang.Math.sqrt(Wert * h3owurzel);
  16. System.out.println(h3o);
  17. ph = Math.log10(h3o) *-1;
  18. System.out.println(ph);
  19. ergebnis1.setText("");
  20. ergebnis2.setText("");
  21. ergebnis1.setText(String.valueOf(ph));
  22. ergebnis2.setText(String.valueOf(h3o));
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