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Calculate the number of grams of sulfuric acid in 0.440 of battery acid if the solution has a density of 1.34 and is 39.1 sulfuric acid by mass.
A compound of iodine and cesium contains 63.94g of metal and 61.06g of nonmetal. How many grams of cesium are in 38.77g of the compound? How many grams of iodine?
Tenzic acid is a H2Tenz is a diprotic acid with ionization constants Ka1 = 4.1 x 10-4, Ka2 = 1.5 x 10-9. Calculate a value for the [Tenz2-] in a 0.500 molar solution of H2Tenz.
Value of E: 1.3 g x 1 mole/100.09=1.29 x 10-2 moleCaCO3 Using the value in your answer to question E., calculate the number of moles of HCl that two TUMS
What volume of ethylene glycol (C2H6O2), a nonelectrolyte, must be added to 12.7 L of water to produce an antifreeze solution with a freezing point of -34.6°C? (The density of ethylene glycol is 1.11 g/cm3, and the density of water is 1.00 g/cm3.)
The best means of personal protection from radiation for emergency responders is the implementation of three basic principles: time, distance and shielding.
The element boron has two naturally occurring isotopes with masses of 10.0129 amu and 11.0093 amu. What is the percent abundance of the second isotope?
How many double bonds are present in the "best" resonance structure of the phosphate ion?
1119. J of energy, to what volume will the gases expand against a constant pressure of 645. torr if all the energy of combustion is converted into work to push back the piston?
Calculate delta S0 for the following processes: a.) Heating 1 mol of benzene(liquid) from 298K to 353 K at 1 bar pressure, neglecting any T- dependence of Cp.
A voltaic cell is constructed with two Zn+2-Zn electrodes. The two cell compartments have [Zn+2]=5.00 M and [Zn+2]=1.00 x 10^-2 M, respectively. What is the standard emf of the cell?
What is the final concentration of a solution made from 7.8 mL of 0.92 M CuSO4 and 14.5 mL of water?
Determine the number of moles of O2 produced by the decomposition of 426 g of NaClO3
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