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The characteristic odor of pineapple is because of ethyl butyrate a compound containing carbon, hydrogen, and oxygen. Combustion of 1.39mg of ethyl butyrate produces 1.29mg of H2O and 3.16mg of CO2. Explain what is the empirical formula of the compound?
460. mL of hydrochloric acid (HCl) acid is exactly neutralized with 485 mL 0.660 M NaOH solution. What is the concentration of the acid solution.
How much heat (in kJ}) is evolved in converting 1.00 {mol} of steam at 160.0C to ice at -55.0C? The heat capacity of steam is 2.01 {J}}/{{g.C}} and of ice is 2.09 {J}}/{{g.C}}.
A car travels at 58.0 miles per hour and gets 12.0 kilometers per liter of gasoline. How many gallons of gasoline are needed for a 1.50 hour trip?
The vapor pressure of isopropyl alcohol at 25 C is 44 mmHg at sea level. Explain what is the vapor pressure at 25 C at 8555 ft
What is the kinetic energy of this soccer baal? Mass of soccer ball is= 0.38 kg and fits this description out of these four given cations ?
account for each of the following properties of solids: the definite volume, the relatively high density of solids, the extremely low rate of diffusion.
If the vinegar were measured volumetrically (e.g., a pipet), what additional piece of data would be needed to complete the calculations for the experiment
A 25.0 mL sample of 0.10 M sodium benzoate is titrated with 0.10 M HCl(aq). What is the pH after the addition of 32.0 mL of HCl(aq)? (Kb of C6H5CO2- = 1.6 ´ 10-10)
When propene is treated with hypochlorous acid (HOCl), the product isolated is 1-chloro-2-propanol.
if you mixed 100 ml of 0.1M KI with 100ml of 0.1M K2S2O8. How will you calculate the diluted (or "new") concentrations of them
determine the mass of each of the following salts required to form a saturated solution
Synthesis gas can be made by reacting red-hot coal with steam. Estimate the temperature at which the equilibrium constant for the reaction is equal to 1.
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