Silent_Sorrow
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 Tyson Dais
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Questions Asked

Silent_Sorrow:
Assign the stretching or vibrational modes of the major peaks on the spectra to show it belongs to the labelled molecule
 updated 2 days ago
 3 replies
 2 Medals
Mathematics

Silent_Sorrow:
Determine where r(t) defines a smooth curve for
r(t)=<4cos^3(t), 4sin^3(t)> pi<t<pi
 updated 9 days ago
 12 replies
 4 Medals
Mathematics

Silent_Sorrow:
In a certain inertial frame two light pulses are emitted, a distance 5 km apart and separated by 5 μs. An observer who is traveling, paralle…
 updated 21 days ago
 No Medals Yet
Mathematics

Silent_Sorrow:
For what values of k does the following series absolutely converge and for what values of k does the series conditionally converge?
 updated 23 days ago
 19 replies
 No Medals Yet
Mathematics

Silent_Sorrow:
Does: sum (cos(npi)(n+ln(n)))/(2n+1) 1 to infinity converge, if so what tests need to be used?
Both the root test and the ratio test prove …
 updated 24 days ago
 8 replies
 No Medals Yet
Mathematics

Silent_Sorrow:
How can you prove that n! majorizes a^n (a is some real constant) by taking the limit of (a^n)/n! as n tends to infinity *without* introduci…
 updated 24 days ago
 7 replies
 No Medals Yet
Mathematics

Silent_Sorrow:
According to observations on the Earth, the nearest star to the solar system is 4.25 light years away. A space ship which leaves the Earth a…
 updated 25 days ago
 1 reply
 No Medals Yet
Mathematics

Silent_Sorrow:
Help with sequences
 updated 29 days ago
 4 replies
 2 Medals
Mathematics

Silent_Sorrow:
Why do elements such as nickel and copper interfere with visible spectrophotometric analysis of iron?
 updated one month ago
 2 replies
 2 Medals
Mathematics

Silent_Sorrow:
A steel wire connects two trains at rest on the same track. The wire will snap if it is stretched by as much as 1 percent. The trains begin …
 updated one month ago
 No Medals Yet
Mathematics

Silent_Sorrow:
Special Relativity  Use spacetime diagrams to propose a resolution to the runner on the train paradox.
 updated one month ago
 12 replies
 1 Medal
Mathematics

Silent_Sorrow:
Sketch out a reaction pathway showing the change in oxidation state (3+ to 2+) of iron as [Fe(C2O4)3]^(3) goes to Fe(C2O4) in the presence …
 updated one month ago
 1 reply
 No Medals Yet
Mathematics

Silent_Sorrow:
At noon a rocket ship passes the Earth with a velocity 0.8c. Observers on the ship and on the Earth agree that it is noon. At 12:30 pm as re…
 updated one month ago
 9 replies
 No Medals Yet
Mathematics

Silent_Sorrow:
At noon a rocket ship passes the Earth with a velocity 0.8c. Observers on the ship and on the Earth agree that it is noon.
a) At 12:30 pm a…
 updated one month ago
 1 reply
 No Medals Yet
Mathematics

Silent_Sorrow:
Two inertial frames of reference O and O’ are in the standard configuration, frame O’ having velocity v with respect to frame O. At the inst…
 updated one month ago
 6 replies
 No Medals Yet
Mathematics

Silent_Sorrow:
How can Fe(C2O4) be produced from [Fe(C2O4)3]^(3), sketch the reaction pathway.
 updated one month ago
 3 replies
 1 Medal
Mathematics

Silent_Sorrow:
How can Fe(C2O4) be produced from [Fe(C2O4)3]^(3), sketch the reaction pathway.
 updated one month ago
 1 reply
 No Medals Yet
Mathematics

Silent_Sorrow:
Using Galilean transformations describe the motion of a falling stone in a moving train relative to a stationary observer on the ground and …
 updated one month ago
 2 replies
 No Medals Yet
Mathematics

Silent_Sorrow:
Do you think the Royal Society (of Sciences) values nonmaleficence over beneficence; if so, is this a good thing?
 updated 7 months ago
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Mathematics

Silent_Sorrow:
Given B={U, V} as an orthogonal basis of 2space and X=aU+bV. Prove a=(X•U)/U^2
The capitals represent vectors
 updated one year ago
 4 replies
 1 Medal
Mathematics

Silent_Sorrow:
Given 3 points in r3 space how do you find a vector equation of the plane containing all 3 points?
 updated one year ago
 1 reply
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Mathematics

Silent_Sorrow:
Given three threedimensional vectors how do you find the properties of the triangle formed? ie. if it is right angles, isosceles or equilat…
 updated one year ago
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Mathematics

Silent_Sorrow:
How do you name a molecule that contains a carbon to carbon double bond and a ketone group? I know the that carbonyl groups take priority bu…
 updated one year ago
 1 reply
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Mathematics

Silent_Sorrow:
Let A = (−1, 2, 1), B = (−7, 0, 1), C = (−3,−2,−3).
How do you determine if the triangle ABC is right angled? Is it isosceles?
 updated one year ago
 4 replies
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Mathematics

Silent_Sorrow:
How do you calculate the maximum gradient of a function within a specific interval?
 updated one year ago
 4 replies
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Mathematics

Silent_Sorrow:
For a photoelectric cell of a potential difference that causes current to stop flowing derive an equation relating voltage (potential differ…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Silent_Sorrow:
Prove by induction showing each step that 2+4+6+...+2n=n(n+1)
 updated one year ago
 2 replies
 1 Medal
Mathematics

Silent_Sorrow:
Addition of silver nitrate solution to a saturated solution of silver chromate causes silver chromate to precipitate out. Discuss this obser…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Silent_Sorrow:
Describe a structural similarity between proteins and polyamides.
All I can think about when it comes to this is the CONH bond
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

Silent_Sorrow:
How would you answer this question step by step ?
Calculate the concentration of [CrO4]2 ions in a saturated solution of lead chromate PbC…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics
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