The percent composition by mass of a compound is 400 carbon
The percent composition by mass of a compound is 40.0% carbon, 53% oxygen and the rest is hydrogen. find the empirical formula of the compound
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A parallel-plate capacitor with only air between the plates is charged by connecting it to a battery, A voltmeter reads 46.0V when placed across the capacitor, What is the dielectric constant of this material
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