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Density of water at room temperature is 1.0 g/cc. How many molecules are there in one drop of water if its volume is 0.1 cc? |
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Answer» Mass of 0.1 cc water = 1 × 0.1 = 0.1 gram = \(\frac{0.1}{18}\) mol Thus, number of molecules in one drop of water = \(\frac{0.1}{18}\) x 6.023 × 1023 = 0.033 × 1023 molecules |
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