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If you did reaction of zinc with 6 M HCl at 20C and at 50C. should you expect the reaction to be faster at the higher temperature? how much faster?
what is the total pressure in the reaction flask at the end of the reaction? What are the partial pressures of the gases in the flask? 6A(g) + 2B(g) %u2192 2A3B(g)
a liver biopsy demonstrates cystathionine synthase and cystathionase levels are normal. this patient may have a deficiency of
Find the energy of a photon of light if the wavelength of the light wave is 6.88 x 10-7 m.
A 21.8 g sample of ethanol (C2H5OH) is burned in a bomb calorimeter, according to the following reaction. If the temperature rises from 25.0°C to 62.3°C, determine the heat capacity of the calorimeter. The molar mass of ethanol is 46.07 g/mol.
Aqueous silver nitrate was then added to precipitate the Cl- and Br- ions as AgCl and AgBr. The mass of silver halides obtained was 0.9974 g. What are the molarities of HCl and HBr in the original solution
How many milliliters of 5.00 M HCl solution are needed to provide the 1.50 moles of HCl needed for a reaction?
what is the relationship between the carbon to nitrogen bond lengths and bond order for HCN molecule
Make a graph of density (y) vs. concetration in mass% (x). Record the slope of y-intercept of the line
An electron is con?ned to a one-dimensional box of length L. It falls from the second energy level to the ground state, and releases a photon with a wavelength of 322 nm.
The vapor pressure of water at 32 C is 35.7mmHg. What is the vapor pressure of water-ethylene glycol solution at 32 C? Ethylene glycol is non-volatile.
Give equations to show how sulfuric acid can convert 4-methycyclohexene into a mixture of four isomeric C7H12 compounds (including starting material). Predict the relative amounts of each isomer.
Devise a cell in which the following is the reaction and calculate the standard cell potential: Ga(s) + CuSO4(ag) --> Ga2(SO4)3 + Cu(s)
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