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Potasiwm
Enw Cemegol: Potasiwm
Fformiwla Foleciwlaidd: K2Felly4
Pwysau Moleciwlaidd: 174.26
Nghas：7778-80-5
Cymeriad: Mae'n digwydd fel grisial caled di -liw neu wyn neu fel powdr crisialog. Mae'n blasu'n chwerw ac yn hallt. Dwysedd cymharol yw 2.662. Mae 1g yn hydoddi mewn tua 8.5ml o ddŵr. Mae'n anhydawdd mewn ethanol ac aseton. Mae pH hydoddiant dyfrllyd 5% tua 5.5 i 8.5.
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