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Problem- The male sex hormone testosterone contains only C, H, and O and has a mass of 288.2089 amu as determined by high-resolution mass spectrometry. What is the likely molecular formula of testosterone?
Please demonstrate the entire work. I am thanking you in advance
Balance the following equations and point out the reductant and oxidant in each equation. May need to add H+ or H2O to some equations.
an aqueous solution contains 0.455 m dimethylamine ch32nh.how many ml of 0.385 m perchloric acid would have to be added
Question- a system conducts 234 cal of heat to the surroundings, while delivering 306 cal of work. What is the change in internal energy of the system
A normal value for blood cholesterol is 200mg/dl of blood. If a normal adult has a total blood volume of 5 L, how much total cholesterol is present.
What is the IUPAC name for a molecule with a tert-butyl chain binded to the 3rd carbon of a cyclopentane, with an OH at the top (on first carbon)
stock solution is prepared by adding 28 ml of 0.2 m na3po4 to enough water to make 76 ml. what is the po43-
If a process is carried out at constant pressure P and the volume V of the system decreases, then V is (negative, positive) and the work w is (negative, positive, zero).
Given that the solubility product for La(IO3)3 is 1.0 x 10-11, what is the concentration of La3+ in a saturated solution of lanthanum iodate?
a beam of 632.8 nm photons from a he-ne laser strikes a detector area of 5.0 mm2. the laser has a flux of 3.18 x 1015
If the demand for the drug is 90kg per year, explain how many goats would the company require to meet this demand? Molecular weight of drug is 500 g/mol
the complete reaction of chromium metal with h2so4 in then absence of air gave a blue solution of chromiumii ions
How many pi bonds and sigma bonds does the chemical compound caffeine has, and where can one get some information on hybrid orbitals on aromatic compounds like benzene and caffeine
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