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What is the activation energy for a reaction if its rate is found triple when the temperature is raised from 615K to 632K?
what mass of ammonium chloride can be added to 100 grams of water at 20 degrees C before the solution becomes saturated
Assume that the energy used to climb steps is the same as the energy required to lift a mass against the force of gravity, namely: PE = mgh, where m is the mass of the object lifted in kilograms, g is the gravitational constant (9.8 m/s2), and h i..
A quantity of N2 gas originally held at 5.21atm pressure in a 1.00-L container at 26 deg C is transferred to a 12.5-L container at 20 deg C. A quantity of O2 gas originally at 5.21atm and 26 deg C in a 5.20-L container is transferred to this same ..
Calculate the mass of H2O produced when 12.0 g of glucose is combusted in a container of oxygen with a volume of 1.3 L at a pressure of 2.2 atm and a temperature of 205 °C.
how does the first ionizaiton energy of the alkali metal in a given period compare with the first ionization energy of the halogen in the same period. what is the result in terms of how these elements tend to react with each other
Write a balanced chemical reaction describing the decomposition of ammonium nitrate, and calculate the standard heat of reaction using the appropriate enthalpies of formation
what is the easiest way to identify the structure of a molecule from a H-NMR spectra?
Explain the Coordination Chemistry and Chemical Speciation Utilized in the Analysis of Fluoride in Water Samples by Fluoride Ion-Selective Electrode.
Calculate the mass of silver chloride required to plate 295mg of pure silver.
do only ionic compounds dissolve with an evolution or absorption of heat...what about molecular compounds like sucrose, glucose, aspartic acid
if 2 mole of N2 and 5 mole of H2 in a closed container initially at STP react, calculate the final pressure in the flask at 0C.
A solution of KOH in ethanol is made up by dissolving 0.335 g KOH in ethanol to form 250.0 mL of solution. Similarly, 1.455 g of C2H5I is dissolved in ethanol to form 250.0 mL of solution.
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