How many atoms of silver are present in a 75-gram pure sample?
- 1.2×10⁻²⁴
- 1.34×10⁻²⁰
- 4.2×10²⁴
- 4.87×10²⁷
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🔐 Test topshirish uchun tizimga kiringFan bo‘yicha barcha to‘plam va mavzularni ko‘ring: Chemistry
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