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When an ant bites you, the reason it stings is because of an injection of formic acid. What is the pH when 50.0 mL of 0.1480 M formic acid (HCOOH) is titrated with 40.2 mL of 0.1841 M NaOH? PKa formic acid = 3.745.
I know you are supposed to find the pOH and subtract it from 14 to find the answer. The answer is 11.6 but I dob't figure out how to find the pOH. Thanks in advance
the R enantiomer and 19.0% of the S enantiomer, what is the enantiomeric excess of the mixture?
What is the redox number for nitrogen in a molecule of nitrogen dioxide
For a reaction at equilibrium, which of the following is the best way to think about it?
Calculate the energy in J of a photon in the radar region of the electromagnetic spectrum that has a wavelength of 24.3 cm. Express answer in scientific notation.
calculate the wavelength of the emitted radiation if an electron in a hydrogen atom went from n = 4 to n = 1. in what region of the electromagnetic spectrum(e,g.X-ray, visible, infrared) would this radiation lie?
What is the final volume of the balloon? Assume ideal-gas behavior. A very flexible balloon with a volume of 1.2 L at 1.0 atm at 300 K is allowed to rise to the stratosphere
If the tempurature of the combined solution rises to 27.8 degree C what is the DeltaHrxn (delta heat reaction) (in kJ/mole) for this process?
A student dissolves 1.01 grams of nicotinic acid, C_6_H_5_NO_2_, in water to give 60 mL of solution having a pH of 2.67. What is the approximate value of Ka for the acid based on this observation?
How can you outline a multistep synthesis of trans-stilbene (Ph-CH=CH-PH) using benzaldehyde
Chromium is produced by reacting its oxide with aluminum. If 76 grams of Cr2O3 and 27 grams of Al completely react to form 51 grams of Al2O3 how many grams of Cr are formed
for which Kp=2.00 at 20 C. A mixture of NO(g) at a partial pressure of 1.50 atm and NO2(g) at a partial pressure of 0.50 atm is allowed to come to equilibrium in a sealed container maintained at 20 C.
A reaction mixture initially contains a Br2 partial pressure of 755 torr and a Cl2 partial pressure of 725 torr at 150 K. Calculate the equilibrium partial pressure of BrCl.
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