General Science- Ek radioactive Padarth Ki Ardh Ayoo 10 Din Hai . Iska Abhipray Yah Hai Ki ?

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Q.11056: एक रेडियोधर्मी पदार्थ की अर्द्ध आयु 10 दिन है । इसका अभिप्राय यह है कि ?
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एक रेडियोधर्मी पदार्थ की अर्द्ध आयु 10 दिन है । इसका अभिप्राय यह है कि ? General Science in hindi,  Padarth Ka Purnn Vighatan 40 Dino Me Ho Jayega question answers in hindi pdf  Padarth Ka 3 / 4 Bhag Ka Vighatan 20 Dino Me Ho Jayega questions in hindi, Know About Padarth Ka Purnn Vighatan 20 Dino Me Ho Jayega . General Science online test General Science notes in hindi quiz book    Padarth Ka 1 / 4 Bhag Ka Vighatan 5 Dino Me Ho Jayega

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