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Röntgen vo eri

Discover Röntgen vo eri: 32 flashcards with questions and answers.

Subject
Sciences / Biology
Language of creation
German
32 flashcards No ratings yet 0 views
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Cards in this set

Card 1

Question

künstliche quellen und % zahl

Answer

Medizin= Rx strahlen
Kernkraft
25-30%

Card 2

Question

Natürliche quellen und %

Answer

Radon 
Erde, weltall
Nahrung
70-75%

Card 3

Question

Reinstoffe

Answer

Elemente und Verbindungen 

Card 4

Question

Gemische

Answer

Homogene& heterogene Gemische

Card 5

Question

Was sind Elemente 

Answer

Reine Stoffe, die nur aus einem Stoff aufgebaut werden. 

Card 6

Question

Element: Wasserstoff
Symbol?/Abkürzung?

Answer

H

Card 7

Question

Element:  fluor

Answer

F

Card 8

Question

Element: Kohlenstoff

Answer

Au

Card 9

Question

Element kalzium

Answer

Ca

Card 10

Question

Aus was werden Verbindungen gemacht

Answer

Verbindungen entstehen aus mehreren reinen Stoffe ( elemente) die eine feste chemische Verbindung haben

Card 11

Question

Verbingungen
Wasserstoffperoxid 
Symbol?

Answer

H2o2 

Card 12

Question

Wasser 
Symbol?

Answer

H2o

Card 13

Question

Kochsalz 

Answer

NaCl

Card 14

Question

Glukose 

Answer

C6h2O6

Card 15

Question

Natriumfluorid

Answer

NaF

Card 16

Question

Kohlendioxid 

Answer

CO2

Card 17

Question

Aus was entstehtehnen gemische

Answer

Sie bestehen aus mehrere reine stoffen, die chemish nicht miteinander verbunden sind

Card 18

Question

Homogenisches gemisch

Answer

Erkennt man die einzelne reinstoffe nicht= homogen

Card 19

Question

Heterogenes gemisch

Answer

Erkennt man mit blosem auge oder lupe

Card 20

Question

Was geben die Gruppen im Periodensystem an

Answer

Gruppen werden die senkrechte spaltze bezeichnet

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