Je hebt 334,3 gram Ba-137. Wat is de halveringstijd?
Activiteit h4.nat1

Quiz
•
Physics
•
10th Grade
•
Hard
Maxime Classens
Used 3+ times
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
167,15 s
2,6 min
318 s
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wat is de waarde van N met een beginwaarde van 2,00 N nadat de halveringstijd 3x is geweest
0,4 N
1 N
0,25 N
0,2 N
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
900 deeltjes
901 deeltjes
800 deeltjes
500 deeltjes
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wat is de gemiddelde activiteit in Bequerel als het aantal moederkernen met 30 is afgenomen in 15 seconde
0,5 Bq
2 Bq
-2 Bq
-3 Bq
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wat is de eenheid van activiteit?
At
Hz
A
Bq
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Een geigermuller-teller geeft na 12 seconde een waarde van 352. Op de telbuis valt 0,85% van de straling en de teller meet maar 95%.
3,5 kBq
6 kBq
2,5 kBq
0,2 kBq
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hoeveel procent blijft er over na 5 halveringstijden ?
25%
6,25%
3,125%
2,10%
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