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Are there certain gases that cannot be used to inflate an airbag due to it's chemical content?
When acetic acid (vinegar) and sodium bicarbonate (baking soda) are mixed together effervesce is created? And is the effervesce an important part of creating CO2?
Concentrated sulfuric acid is roughly an 18 molar solution. To prepare 500 mLs of a 3 M solution, mLs of sulfuric acid should be.
what is the molecular formula of the compounds created by fecl3
At 298 K, the standard enthalpies of formation for C2H2(g) and C6H6(l) are 227 kJ/mol and 49 kJ/mol, respectively. (a) Calculate ?H° for the following reaction. C6H6(l) 3 C2H2(g)
Utilizing the Bohr model for hydrogen-like atoms prepare first-order estimates of the energies expected for the Ka, Kß, La, and Lß x-ray fluorescence transitions and the ionization energy of an electron in the K shell. Report the energies in KeV (..
If the hydrated cobalt(II) ion complex from Part C were refrigerated, what would be your prediction for the color of the solution
Determine the molar concentration of silver nitrate(AgNO3) in a solution if titration of twenty five mili litres of the solution with 0.300M sodium chloride (NaCl) needs 37.05ml of the sodium chloride solution to reach the end point?
the following reaction is carried out in a closed vessel.2 nog cl2g ---gt 2 noclgif the partial pressure of no is
Determine the molar mass of carbon dioxide by measuring the mass of an Erlenmeyer flask full of the gas. The following calculations are intended to familiarize you with the general procedure:
a liquid unknown was found to be inslouble in water amp soluble in cyclohexane amp alcohol the unknown was found to
The force to push electrons through a battery comes from (a) the energy levels of the electrolyte (b) the intrinsic work function difference of two different metals (c) from electricity (d) an unknown source of energy
Determine the pH of a solution that is 1.80% NaOH by mass. Assume that the solution has density of 1.01 g/ml.
A sample of hydrogen occupies a volume of 1.20 liters at a pressure of 425 kilapascals. If the temperature of the gas is constant, what would the new volume of the gas be at 615 kilapascals?
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