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What is the identity of the atom A When a solution containing 634 grams of ACl3 was permitted to combine with an excess of aqueous silver nitrate AgNO3, 1.68 grams of solid silver chloride was produced?
The reported values for one compound (CaHbOc) were as follows: mass: 214.1360 g/mol; percent C and H: 84.07 and 8.47, respectively. Determine the molecular formula of the compound.
Specific rotation of α and β -D-glucose - Determine the percentage of each anomer at equilibrium.
Compute the activation energy for this reaction when The half-lives were found to be 161 min at 199 Celsius and 12.5 min at 230 celsius? The isomerization of methyl isocynide follows first order kinetics.
calculate that how many liters of carbon monoxide gas, measured under the same conditions, is essential?
Find out the amount of energy released by this process of fission of a single U 235 atom and expree your answer in joules?
Find the value of Pressure - How much more pressure will the gas exert if the temperature is raised to 44.1°C?
Which graduated cylinder would have the greatest volume change if equal masses of Au and Pt are transferred to equal volumes of H2O in separate graduated cylinders? Density of gold = 19.31 g/cm3 , density of platinum =21.43 g/cm3
Explain how does unique physical and chemical properties of water contribute to significance of water for life on Earth to survive.
What is the formula of the zinc sulfate hydrate? name this compound
Calculate how many such photons are emitted per second by a 80.0-W incandescent lightbulb if we Assume that the light has an average wavelength = 510.0 nm, .
To calculate the number of molecules of a gas using ideal gas law and Avogadro's number - How many ozone molecules are present in 1.0 L of air under these conditions?
Water supply in a city is fluoridated by adding NaF. The preferred concentration of F- is 1.6ppm.calculate the amount of Naf in milligrams should be added per gallon (treated water) if the water supply is 0.2 ppm in F-?
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