sgeos
 Name:
 Brendan A Sechter
 School:
 Self Learner
 About:
 I figured I would try studying MIT OpenCourseWare. I am currently studying 3.091SC Solid State Chemistry.
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Kittycarmen15:
what comes first? egg or the chicken ?
A: Egg, because if there's no egg there will be no chicken
B: The chicken as God created animals fi…
 updated one year ago
 4 replies
 2 Medals
Mathematics

mdrabek:
The p12 of hw4 asks whether energy level of 1.342*10^12 J is an allowed electron energy state for atomic hydrogen. From that we get n=4 an…
 updated one year ago
 5 replies
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Mathematics

sgeos:
\[\text{Posting an entire question in equation format currently displays properly in}\]\[\text{the preview, but it does not display correct…
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

Katelyn2015:
have there been any elements removed from the Periodic Table of Elements?
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

sgeos:
Is there a good way to intuitively keep track of oxidation, reduction, oxidants and reductants? Is this something that comes with experien…
 updated 2 years ago
 3 replies
 4 Medals
Mathematics

sgeos:
I'm trying to wrap my head around the workings of the salt bridge used in a Galvanic cell. The salt is gelified so it does not fall into t…
 updated 2 years ago
 4 replies
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Mathematics

alikhaleel:
hi can you help me to search extra problems in mas transfer in chemical engineeing please?
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

morgazmo:
I found out today that a mix of sodium and potassium can be heated until molten and used as a thermal battery. Are there other substances w…
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

RonZariel:
Whats the best way to reformat a computer?
 updated 2 years ago
 4 replies
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Mathematics

gzyzazbq:
How do I determine the pKa of a molecule by looking at it?
 updated 2 years ago
 2 replies
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Mathematics

Naro:
if "Fe" is the chemical formula for the element iron in the periodic table wouldn't Female = Iron Man?
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

AntiMatter:
What does BCC structure mean again?
 updated 2 years ago
 5 replies
 3 Medals
Mathematics

sandeep_mahiya:
empty space in crystal lattice field by air or vaccume or there is no empty space in side crystal lattice
 updated 2 years ago
 4 replies
 2 Medals
Mathematics

Nas583lam:
If n=9, l=7, ml=6, and ms=1/2, what is the name of this subshell
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

MaiBaron:
which of the aqueous solution does not conduct electricity ?
1.Ca(NO3)2 …
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

mahendra22:
what is raoult's law? can anyone explain with suitable example...?
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

sgeos:
Given the length of a line (d) and an angle (θ), sin and cos can be used to extract the x and y components of the line.
\[d_{component}=d*\…
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

kalloohkallay:
can someone please explain the structural form of carbohydrates and why it is the way it is?
 updated 2 years ago
 22 replies
 1 Medal
Mathematics

ashmajoe90:
what is the correct name for MgF2?
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

ashmajoe90:
which chemical formula is correct? Ag9CH3CO2)2, K2(CN), Fe(OH)2, or MgHCO3
 updated 2 years ago
 2 replies
 2 Medals
Mathematics

ashmajoe90:
which of the following molecule(s) is (are) polar? CO2, CH4, CBr4, or CHBr3
 updated 2 years ago
 2 replies
 2 Medals
Mathematics

ashmajoe90:
atoms with 5 valence electrons usually form how many bonds?
 updated 2 years ago
 4 replies
 2 Medals
Mathematics

bermudes:
Where can I find the pH of something? I need it for after shave, alka seltzer, vinegar, detergent solution, ammonia, and Lemon juice
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

ashmajoe90:
what is the most polar, CN, CO, CC, CCl, CF
 updated 2 years ago
 3 replies
 3 Medals
Mathematics

Martha1220:
the percent composition by mass of magnesium MgBr2 (gram formula mass= 184 grams/mole) is equal to...
a 24/184 x 100…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

Martha1220:
what is conserved during a chemical reaction????
 updated 2 years ago
 2 replies
 2 Medals
Mathematics

Martha1220:
which substance is a product of a fermentation reaction?
a glucose…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

thangeram:
is openstudy need to include (upgrade) there site to entertainment things like games etc
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

sgeos:
I was supposed to arrange some species in order of increasing polarizability. I used the estimated atomic radius without checking, and thi…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

sgeos:
Lecture #12 homework check. Same drill. I want to swap answers for the questions that are not at the end of the book to see if I messed u…
 updated 2 years ago
 1 reply
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Mathematics
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