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Determine the numbers of different Clauses condensation products are possible in the reaction of equal amounts of ethyl acetate (CH3CO2Et) and ethyl propanoate (CH3CH2CO2Et)?
Explain is hydrolysis or dehydration synthesis occurring when a protein is chemically broken down? Include the terms, water, energy, amino acids, and protein in the response
Write the four unit factors using this information when a 1968 penny was cast from a mixture of 95.0% copper and 5.0% zinc by mass.
Air is 20.9% oxygen by volume. Determine the numbers of milliliters of air contains the 175mL of oxygen and the water is 11.2% hydrogen by mass. Calculate what mass of hydrogen is present i
Determine the numbers of 50.0mL syringes could you fill up given the volume of water in the container described above?
Determine the final volume of the helium in the balloon when a balloon filled with the 1.2L of helium at 25 degrees Celsius and 0.98atm pressure is submerged in liquid nitrogen at -196 degrees Cels
Determine the molar heat capacities at constant pressure and constant volume of the gas given that when the 229J of energy is supplied as heat to 3.00 mol Argon (g), the temperature of the sample i
This tank is filled to its capacity with an aqueous solution made by dissolving 25.5 lb. of solid sodium sulfate (sodium sulfate dissolves completely in water).
Determine the work of expansion accompanying the complete combustion of the 1.0g of glucose to carbon dioxide and (a) liquid water, (b) water vapor at the 20 degrees Celsius when the extern
Determine the maximum number of electrons that can be emitted if a potassium surface of work function 2.40eV absorbs 3.25x10^-3 J of radiation at a wavelength of 300nm?
A mixture which is having the 6.75 g of s and 2.11 g of salt. A student attempted to wash the salt out of the sand by adding 5.00mL of water at 19.2 degrees Celsius and then filtering.
Iron (III) sulfide can be obtained from the reaction of 100 g of iron (III) chloride and 50 g of H2S. Write down a balanced equation. Determine the theoretical yield of iron (III) sulfide in the react
Determine the number of parts per million (ppm) by mass of mercury in the air? The saturated vapor pressure of mercury is having 0.0020 mmHg at 300 K and the density of air at 300 K is 1.18 g / L.
Assuming that all the strontium can be recovered determine the numbers of grams of strontium could be obtained from one cubic meter of sea water?
Acetylene and ethane are two gaseous hydrocarbons. The Chemical analyses show that in one sample of acetylene, 4.56g of carbon are combined with 0.383g of hydrogen and one sample of ethane, 2.6
If 63% of the mass of pyrolusite is due to manganese, determine the empirical formula of pyrolusite when the mineral pyrolusite is a compound ofmanganese-55 and oxygen-16.
Determine the numbers of hydrogen atoms do you think this molecule contains if the dimethyl ether is a compound composed of two carbon atoms, one oxygen atoms, and several hydrogen atoms.
The vapor pressure of mercury at 20 degrees Celsius is 1.7 x 10^-6 atm. One way to treat small quantities of spilled mercury is to spray powdered sulfur over the metal. Suggest a physical and a chem
Write down the formula of the compound when the Nitrogen produces the several gaseous oxides. One of them has a density of 1.27 g / L calculated at the 764 mmHg and 150 degrees Celsius.
After rocks are added, the water level changes to 157.6 cm^3. Suppose ten rocks, all made from the same material, are added to graduated cylinder that contains 102.3cm^3 of water.
For each process, give a name for the device or system and list everything that must be put in to the system to achieve the separation. List as many processes as you can for separating the two compo
Give both equations and words that determine the equilibrium for systems with more than one component and more than one phase and cannot chemically react.
An air bubble with a radius of 1.5 cm at the bottom of a lake where the temperature is 8.4 degrees Celsius and the pressure is 2.8 atm rises to the surface, where the temperature is 25 degrees Celsi
Determine the composition of air (percent by mass) assuming that it contains only the oxygen and nitrogen and behaves like an ideal gas. The density of dry air at 1.00 atm and 34.4 degrees Celsius
The number of moles of gases in the bulbs is nA and nB, Two bulbs of volumes VA and VB are connected by a stopcock and initially the gases are at the same pressure, P, and temperature,