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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.
N2 + 3H2 --> 2NH3 what volume of hydrogen is necessary to react with five liters of nitrogen to produce ammonia?
Electrolysis can be used to determine actomic masses. A current of .600 amperes deposits 2.42 grams of a certain metal from its salt solution in 1.00 hour. A second experiment shows that the dissolved salt of the metal is in a +1 oxidation state.
Project in Quantum Chemistry - The project is about The Self-Consistent Field (SCF) Method, Quantum Chemistry.
nitric oxide no reacts with oxygen gas to form nitrogen dioxide.in one experiment 0.865 mol of no is mixed with 0.502
Helium= ? g/mL Neon= ? g/mL Carbon monoxide= ? g/mL Nitrogen monoxide= ? g/mL If the density of air at 25 degrees C and 1.00 atm is 0.00117 g/mL, will any of the balloons float in this air? Which ones?
Briefly define why ATP is considered energy currency in all living cells. Explain the reasons in kinetic terms as well as thermodynamic terms.
If a noxious green gas in a chamber is heated to 1.50 times its former temperature as well as the volume it occupies is doubled. Explain by what percentage does its pressure change and in what direction
What quality of heat energy, in J, is required to raise the temperature of 454g of tin from room temperature, 25.0C to its melting point, 231.9C, and then melt the tin at that temperature
so3 can be produced in the following two-step processfes2 o2 ---gt fe2o3 so2s02 o2 ----gt so3assuming that all the
Calculate the work (in kJ) when 1.70 moles of hydrogen gas are produced from the reaction of sodium in excess water at 298 K
If you have 1 gram of (-) ethyl lactate and purify it with an enantiomeric excess of 85% yields, wihout any loss of material. How many grams of the (+) enantiomer were separated?
Therefore an answer in U.S. customary units, such as miles per hour would not be accepted as correct. A car traveling with constant speed travels 150 km in two hours. What is the speed of the car?
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