What is the empirical formula of the compound
A chemist wanting to determine the molecular formula of pseudolaric acid A burned 1 g of the compound in an elemental analyzer. The products of the combustion were 2.492 g of CO2 and 0.6495 g of H2O. What is the empirical formula of the compound?
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A charge q1 is inside a spherical surface ( although not necessarily at the exact center of the sphere). A second charge q2 sits just outside the surface. Choose whether the following statements are true or false.
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A sealed-end water manometer attached to an air duct reads 1598 cm. An open-end water manometer attached to the same duct reads 556.2 cm. What is the absolute pressure in the duct (atm)?
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