Pierakstīties
WAEC - Chemistry (2004 - No. 9)
Which of the following equipment is not used to detect radioactivity?
Wilson cloud chamber
Geiger- muller counter
Mass spectrometer
Photographic plate
komentāri (0)
Piesakieties, lai komentētu
Reklāma
Ļaujiet javascript pareizi ielādēt šo lapu
