Calculate the empirical formula of vanillin
Calculate the empirical formula of vanillin? Vanillin, the dominant flavoring in vanilla, which contains C, H, and O and 1.05g of this substance, is completely combusted, 0.50g of H2O and 2.43g of CO2 are formed.
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An organic compound was found to contain 10.34% hydrogen, 27.59% oxygen and 62.07% carbon. Calculate its empirical formula and suggest a few possible molecular formulas. Name each of them.
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Copper (II) bromide reacts with potassium phosphate to produce Potassium bromide and copper (II) phosphate. Find out the maximum number of moles of copper (II) phosphate that could be formed from 1.115 moles of potassium phosphate and 159 moles o
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Calculate the molarity of H2SO4 solution if a preparation of sodium carbonate (Na2CO3) is known to contain the 98.6% Na2CO3. When a 0.678 g sample needs 36.8 mL of H2SO4 for complete neutralization.
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A planet needs 270 (Earth) days to finish its circular orbit around its sun, which consists of a mass of 6.4 x 1030 kg. (i) Determine the planet's orbital radius?
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Select one model of EBP presented, and a practice problem you have noticed, and determine what you would do to institute EBP into your current practice
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An accidental needle stick occurs during routine treatment of an HIV-positive patient who arrives at your clinic
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