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A) An HBR acid solution has a density of 1.25 g/ml the acid solution is 20% what is the molarity and what is the molality?B) What is the normal concentration of 3.2M solution LiI?
A galvanic cell Zn / Zn2+ // Cu2+ / Cu generates a current of 4.00 Amperes for 1.00 hour. The cathode increases in mass by 10.0g . If charge on an electron is 1.602 x 10-19 coulombs/ electron.
Chemical Kinetics - Determine the time taken by a reactant to reach a particular concentration
A certain substance has a heat of vaporization of 58.15 kJ/mol. At what Kelvin temperature will the vapor pressure be 3.00 times higher than it was at 363 K
The decomposition of N2O to N2 and O2 is a first order reaction. At 730 degrees Celcius the half-life of the reaction is 3.58x10^3 min. If the initioal pressure of N2O is 2.10 atm at 730 degrees Celcius, calculate the total gas pressure after on h..
if anbsp nonvolatile yellow crystalline solid sample of 0.351 g is dissolved in benzene c6h6 of 15.8 g formed a
the general guideline for the onset of plastic deformation is a strain of 0.10. what force is required to induce such a
2.9 mol Fe(OH)3 and 7.7 mol H2SO4 react according to the equation 2 Fe(OH)3 + 3H2SO4 -!> Fe2(SO4)3 + 6H2O. If the limiting reactant is Fe(OH)3, calculate the amount of Fe2(SO4)3 formed. Answer in units of mol.
The specific heat of nitrogen gas is 1.04 kJ kg-1 K-1 (note units). If a 5.44-kg block of iron at 755 K is placed in this container and it is sealed again (with no loss of nitrogen), what is the fi nal pressure of the nitrogen gas
What product or products would you expect to obtain by the addition of bromine to cis-cinnamic acid, assuming that it reacts by the same mechanism as the trans acid
When a chiral carbon contains a hydrogen, you should not show the hydrogen, but you must use either a wedge or dashed bond and 2 sticks to establish stereochemistry.
what is the net ionic equation for the reaction that occurs when small amounts of hydrochloric acid are added to a
smaller dipole moment than formaldehyde, H2C=O, even though it contains electronegative chorine atoms in place of hydrogen. Explain
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