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the reaction between trans-2butene+potassium tert-butoxide+CHCl3 produces which: meso compund or pair of enantiomers. Explain
A car is traveling at 81.9 km/hr. The tires have a radius R = 38.4 cm. What is the angular speed of the tire
what mass of Na2CO3 will be required to titrate 75.0 mL of 0.350 M HCl. This is the balanced equation given Na2CO3+2HCl--->2NaCl +H2O+CO2
In each of the following cases, the mass is 7.83 kg and the radius is 7.50 cm. What is the moment of inertia (kg m^2) of a solid cylinder rotating about an axis parallel to the symmet
A. what mass of solid FeCl3 is required to prepare 250.0 ml of 0.245 M FeCl3 solution. B. How would you prepare 500.0 mL of 0.0500 M FeCl3 solution starting from the above solution in part A
A bullet with mass m = 5.21 g is moving horizontally with a speed v = 373 m/s when it strikes a block of hardened steel with mass M = 14.8 kg, What was the change in kinetic energy (J) of the bullet
What mass of Titanium IV Chloride forms from 3.00g titanium and 8.00g chlorine gas
In an SN1 reaction, what will happen to the rate of the reaction if the concentration of the nucleophile is increased by 100%. What if it is an SN2
Upon opening the stopcocks what is the partial pressure of each gas and the total pressure inside the apparatus. Assume that the volume of the stopcocks and the tubing connecting the bulbs is neglig
If the person can view the image produced by the microscope with a completely relaxed eye, and the magnification is -4825, what is the focal length of the objective
Unpolarized white light is incident on a po- larizer and then falls on an analyzer whose TA makes an angle of %u03B8 = 33.8%u25E6 with the polarizer, What is the fraction of the original light transmi
A sample of Br2(g) takes 50.0 min to effuse through a membrane. How long would it take the same number of moles of Ar(g) to effuse through the same membrane
the abovegroundswimming pool of h=.95m has an external filter sitting on ground . the filter has an opening 2cm is diameter that connects to the pipe of 1cm diameter. what is the pressiure at the fi
If He gas has an average kinetic energy of 8970 J/mol under certain conditions, what is the root mean square speed of Cl2 gas molecules under the same conditions
What is the total force on the bottom of a swimming pool 29.5m by 9.1m whose uniform depth is 1.6m, What is the absolute pressure on the bottom of a swimming pool
A 9.15-L container holds a mixture of two gases at 37 °C. The partial pressures of gas A and gas B, respectively, are 0.443 atm and 0.707 atm. If 0.150 mol a third gas is added with no change in
suppose after the ball reaches the ground ,it bounces back straight upwards at the speed of half of the speed that it hits the ground, calculate the maximum height that the ball bounces
An open flask sitting in a lab fridge looks empty, but we know that actually it is filled with a mixture of gases called air. If the flask volume is 1.50 L, and the air is at standard temperature an
Calculate the potential of a hydrogen ( p= 1.02 atm) electrode in an aqueous solution of HBr (0.05 m ) at 298 K A) assuming ideal solute behavior. B) using the Deby- Huckel equation.
A rocket moves straight upward ,starting from rest with an acceleration of +29.4 m/s2. it runs out of fuel at the end of 10.00 seconds, find the maximum height the reaches
The term solution is synonymous with which of the following. A. compound B. element C. homogeneous mixture D. heterogeneous mixture
Which of the following has the substances arranged from lowest boiling point to highest A. NaCl, C2H6, C4H10, H2O B. NaCl, H2O, C2H6, C4H10 C. C2H6, C4H10, H2O, NaCl D. C2H6, C4H10, NaCl, H2O
A student placed 18.5g of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100
A piece of a cloth is found to contain 15% of the C-14 present in a similar material today. How old is this cloth
Consider an object that is hot enough to glow violet blue (a peak frequency of 7.5 x 1014 Hz). What is the temperature of this object