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Find the Number of Molecules Whena (20g)(of)a(metal)(is)(pilaced)in*15.0mL(of)(water)(the)(volume)(increases)(to)*19.5mL(Whats)(the)(de(ns)ity)

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$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$

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