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If the caffeine concentration in a particular brand of soda is 3.13 mg/oz, drinking how many cans of soda would be lethal? Assume 10.0 grams of caffeine is a lethal dose, and there are 12 oz in a can.
A mixture of two miscible liquids with a widely different boiling point is distilled. The temperature of distilled liquid is observed to plateau and then drop before rising again. Explain the temperature drop.
The names of esters consist of a first name and a last name. Which of the following correctly describes this naming system. the first name is the name of the alcohol, and the last name is the name of the acid
if argon of 0.214 mol nbspoccupies 652 ml determine the volume of 0.375 mol of c4h10 gas under the same temperature and
Determine the volume of Solution #2 that is needed to make 25.00 mL of 2ppm solution. Calculate the percent riboflavin (to 3 significant figures) in a 50 mg multivitamin that was dissolved in 250 mL of 0.02 M acetic acid (assume density of acetic ..
a backpacker wants to carry enough fuel to heat 2.9 kg of water from 27 degrees c to 100.0 degrees c. if the fuel he
a sample of tap water consists of water fluoride ions calcium ions and several other dissolved ions. the ions are
How much heat per mole (if any) was exchanged by it's system and it's surroundings. And in which direction did the heat flow
What are the three possible nuclear arrangements of N2O. Which one allows for a "good" Lewis structure. This isnt the one nature prefers. Which of the two "imperfect" arrangments is superior
How many grams of silica were in a 6.00 grams sample, if it took 34.1 mL of 0.95 M HCl to react with all of calcium carbonate
Make the 3 polynomial functions a0, a1+b1x, a2+b2x+c2x^2 orthonormal in the interval -1
Why is trichloroethanoic acid a better proton donor than tribromoethanoic acid? Please provide your reasoning and a thorough explanation.
What is the osmotic pressure, in atm, of a solution formed by dissolving 17.8 g of PbCl4 in 0.250 L of water at 64.4 oC? (R = 0.0821 L-atm/mol-K; 0 oC = 273 K)
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