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For a solution having 1.00 x 10-3 eq/L total alkalinity contributions from HCO3(-), CO3(2-), and OH(-) at H(+) = 4.69 x 10^-11, explain what is the percentage contribution to alkalinity from CO3(2-)?
flask and allowed to reach equilibrium at a given temperature, what is the final concentration of cl2 In the flask?
If the caffeine concentration in a particular brand of soda is 3.35 mg/oz, drinking how many cans of soda would be lethal?
Compute the percent KHP (204.23 g/mol) in an unknown sample if 27.93mL of 0.1510 M NaOH were necessary to reach a phenolphthalein endpoint using a 2.3423 gram sample of unknown
A mixture of NaCl and sucrose of combined mass 10.2g is dissolved in enough water to make 250 mL of solution. The osmotic pressure of the solution is 7.32atm at 23 C. Calculate the mass percent of sodium chloride.
Explain the impact of ionic size on the activity coefficient of a species. 1) give the correct trend. 2) give a complete mathematical explanation, 3) give a conceptual explanation.
The CNOG ion is very unstable and is the reason why the mercuric compound is explosive. On the other hand, mercury cyanate, Hg(NCO)2, is not explosive. The cyanate ion (NCOG) is a stable ion. Use resonance structures and electronegativities to exp..
adiabatic bomb calorimeter with a heat capacity of 5.343 kj/K. The reaction resulted in an increase of 1.173K. Calculate delta U, delta H, and delta A
Copper metal reacts with hot concentrated sulfuric acid solution to form aqueous copper (II) sulfate, sulfur dioxide gas, and water. Write the balanced chemical formula.
Research the number of electrons that can fit into energy levels higher than the third level. Why does that explain why there is a space in the lower periods of the periodic table?
Look up the molar mass and the density of 2-chloro-2-methylpropane in a reference book such as The Merck Index. Calculate the number of moles of HCl that are produced by complete hydrolysis of 1.0 mL of 2-chloro-2-methylpropane.
What is the mechanism for the trans-esterification reaction of acetylsalicylic acid and methanol into methyl salicylate
Sample were collected in a zinc smelter to determine the exposure of a furnace tender to lead fume during his normal work duties which involves "furnace draws" and general activities around the furnace.
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