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Name the Famous New Zealand scientist Ernest Rutherford was awarded a Nobel Prize in which field?
What types differences in the H-NMR spectra of starting material and product do you expect to see camphor, borneol
Suggest an experimental procedure that could be used to synthesize 1,2-dimethylcyclopentene from1,2-dimethylcyclopentanol. Explain how you might exploit the differences in the boiling points of the reactant and product in designing your experiment..
A gaseous fuel mixture stored at 745mmHg and 298 K contains only methane CH4 and propane C3H8. When 11.5L of this fuel mixture is burned, it produces 774kJ of heat. What is the mole fraction of methane in the mixture
A sparingly soluble salt gets precipitated only when the product of concentration of its ions in the solution (Qsp) becomes greater than its solubility product. If the solubility of BaSO4 in water is 8 × 10-4 mol dm-3, calculate its solubility in ..
Which of the following statements is true about p-type silicon semiconductors? a. It is produced by doping Si with P or As. b. It does not conduct electricity as well as pure Si. c. Electrons are the mobile charge carriers. d. All are true. e. Non..
a student designs an ammeter a device that measures electricalcurrent that is based on the electrolysis of water into
determine whether a precipitate will form from the following reactants and if one does form write the total and net
a 7.5- sample of hydrogen gas completely reacts with 60.0 of oxygen gas to form 67.5 of water. is the following data
the force constant for h-br is 516 nm-1 assume that only h atom moves mass of h 1.67 x 10-27 kg . what would be the
Chemical changes be be both useful and destructive to humanitys purposes. Cite a few examples of each kind of change from your own experience. Also give evidence from observation that each is indeed a chemical change and not a phsycial change
Before running your reaction, you determined that the mixture amount of product you could obtain was 3.74 g. However, after completeing your reaction the mass of product obtained was only 2.486 g. What mass is your theoretical yeild. What is your ..
a uniformly charged thin ring has radius 13.0cm 0.130m and total charge 24.0nc 2.40108 c. an electron is placed on the
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