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Use the data in the simulation to find the concentration of hydroxide, \rm OH^-, ions in a 0.100 M solution of \rm HOAc , acetic acid.
Suppose that the microwave radiation has a wavelength of 12.4cm . How many photons are required to heat 295mL of coffee from 25.0 C to 62.0 C ? Assume that the coffee has the same density, 0.997 g/mL , and specific heat capacity, 4.184 J(gxK) , as..
A student added more KSCN solution thatn instructed when making standard solution. assuming no other errors were made in the experiment, would the value of the equilibirum constant determined
nitrogen gas reacts with oxygen gas to form nitrogen monoxide gas. How many total electrons are transferred from each molecule of nitrogen or oxygen
What is the age of the wine in the glass on the left, and the glass on the right? b. What assumption(s) do you have to make in order to compare their tritium counts?
A red laser pointer emits light with a wavelength of 650 nm. What is the energy (in J) of a photon of light of this wavelength?
The flask was then shaken until the solution was uniform. A 60.0ml- sample of this glucose solution was diluted to 0.500 L . How many grams of glucose are in 100.ml of the final solution?
For the next three problems, consider 1.0 L of a solution which is 0.6 M NH4Cl and 0.2 M NH3 (Ka for NH4Cl = 5.6 x 10-10). Assume 2 significant figures in all of the given concentrations so that you should calculate all of the following pH values ..
What volume (in mL) will it occupy at the same pressure and 277 K? Round your answer to zero places past the decimal.
Given the three isomeric alcohols, 2,2-dimethyl-1-butanol, 2-methyl-2-pentanol, and 2-methyl-3-pentanol, which are chiral
there are some given compounds ch3br rbf ch3oh co2arrange all these compounds in order of increasing boiling points and
A biochemical engineer isolates a bacterial gene fragment and dissolves a 10.9 mg sample of the material in enough water to make 36.5 mL of solution. The osmotic pressure of the solution is 0.340 torr at 25°C. (a) What is the molar mass of the gen..
what is a general formula that can be used to determine the max capacity for the following- a shell
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