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Sodium reacts with flourine to produce sodium flouride. If 4.0 grams of sodium reacts with 5.0 grams of flourine, how much NaF can be produced?
What IR stretches (and ranges) will occur in? What IR stretches (and ranges) will occur in an aldehyde, but not an alcohol or ketone and IR stretches (and ranges)
Given the reaction 4Al(s)+302(g)--2Al2O3(S), what is the minimum number of moles of oxygen gas required to produce 1.00 mol of aluminum oxide?
The activation energy for the isomerization of methyl isonitrile (see figure below) is 160 kJ/mol. Calculate the fraction of methyl isonitrile molecules that has an energy of 160.0 kJ or greater at 499 K.
Calculate the masses of the solid you must measure out to prepare 100mL EACH OF 0.025 M KNO3 , 0.025 M CuSO4, 0.025 M Ca(NO3)2, and 0.025 M KCl . include waters of hydration when clculating the formula wights.
A 352-mL container of nitrogen is held at a pressure of 791 mm Hg. What volume container would be lowered to 649 mm Hg?
if 2.325g of an unknown acid compound is made up to 200.0 mL with water. 10.00 mL of the resulting solution requires 15.43 mL of 0.1808 M NaOH.
Consider the reaction CaCN2 + 3 H2 O → CaCO3 + 2 NH3 . How much CaCO3 is produced if 47.5 moles NH3 are produced?
A cubic meter of a gravel-and-sand aquifer has been contaminated with 20 L of tetrachloroethylene. If the amount of tetrachloroethylene dissolved in aquifer water is 20 percent of its aqueous solubility,
a balloon filled with helium gas at 1.00 atm occupies 15.6 L. What volume would the balloon occupy in the upper atmosphere, at a pressure of .15 atm
Calculate the wavelength of light that would be required to excite an electron from the HOMO to the LUMO. Hint: Recall that (triangle)E=hv=hc/lambda, and that 1 eV=1.602 x 10^-19 Joules.
The rate constant for a certain reaction is K = 8.90×10^-3 . If the initial reactant concentration was 0.950 M, what will the concentration be after 14.0 minutes.
If One gram (1.5 g) of glyceryl trioleate is completely hydrogenated.How many grams of hydrogen was used in the process.
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