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What is the final mass upon mixing 8.54 mL of HCl and 8.54 mL of NaOH, both solutions have an initial concentration of 2.00 M.
b) Determine the hybrid state of each C. c) Draw the molecule geometrically correctly showing its ?- and ?-bonds and the atomic orbitals used to form each bond.
There are 86,472 houses in the county and the county occupies a space totaling 475 square miles. How many square miles of housing are present in Chem county?
What is your sampling rate in ml/min if you collected, over a four hour sample
130 mL of an HCl solution with pH of 3.90 is added to 200 mL of an HNO3 solution. The resulting solution is 1.40 mL. What was the pH of the original HNO3 solution?
Calculate the activities of Ca2+ and F- in the solution of flourite (CaF2) in pure water at 25C without regard to possible hydrolysis.
carbon dioxide escapes due to A leak , leaving only 3.5 moles of CO 2 inside the balloon. Determine the new volume of the balloon?
The volume of a unit cell of diamond is .9454 nm^3 and the density of diamond is 3.52 g/cm^3. find the number of carbon atoms in the unit cell of diamond
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. Calculate the Avogadro's number using these experimenta..
the normal boiling point for mercury is 357c. what is the boiling point at an elevation where the atmospheric pressure is 635 torr.
When doing the kinetic trial, Peyton mistakenly omitted the starch solution from the kinetic trials. How will this omission change the appearance of the resultant solution (from mixing solutions A&B)
Suppose that 0.92 of water condenses on a 85.0 block of iron that is initially at 22. If the heat released during condensation goes only to warming the iron block, what is the final temperature (in ) of the iron block? (Assume a constant enthalpy ..
Use values of Ksp for Zn(OH)2 and Kf for Zn(OH)4-2 (page 330) to predict if a precipitate will form when you prepare a solution which contains 0.010 M Zn2+ and 1.0 M NaOH.
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