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1 A silicon chip used in an IC of microcomputer has a mass of 5.68 mg.How many silicon (Si) atoms are present in the chip?2 Calcium carbonate (CaCO3),also called calcite,is the principal mineral found in limestone,marble,chalk,and pearls.(a) Calculat this is the new This is the this is the THIS IS THE WAY This is the this is the last This is the This is the this is the RT... What the hell is this? This Is The Girl 歌词 This Is The Place 歌词 This is the last time This is the Great Wall. This is the weather report. This Is The Place 歌词 This is the place fOr