Chemistry
Hg + 4H+NO-3 ---> Hg2+(NO3-)2 +2NO2 + 2H2O
geometry
Write an equation for each circle described. Center at origin,radius is 3. I'm stuck.aren't I suppose to be given an endpoint for me to be able to use the midpoint formula to find the center? I need help please...oh that's the only thing they give me.
Physics
The electric field intensity at a point 2m from the surface of a uniformly charged conducting sphere is 1920 N/C. At a point 4m from its center, the electric field intensity is 3000 N/C. a.) Determine the radius of the sphere. Determine the electric field intensity at a point:...
geometry
Two observers are 200 feet apart,in line with a tree containing a birds nest.The anles of elevation to the birds nest are 30 degrees and 60 degrees.How far is each observer from the base of the tree? Please help me my assigment is due tommorrow!!!!!
geometry
I need help on a question that wants me to find x and y on a 45-45-90 triangle they only give me one side wich is three.I already solved for x which is three root two over two...Is that right? I don't know how to solve for y... Please someone help me....:(
geometry
I need help on a question that wants me to find x and y on a 45-45-90 triangle they only give me one side wich is three.I already solved for x which is three root two over two...Is that right? I don't know how to solve for y... Please someone help me....:(
English
^ hell yeah!
Chemistry
KF has the same type of crystal structure as NaCl. The unit cell of KF has an edge length of 5.39 Å. Find the density of KF in g/cm3
Chemistry
KF has the same type of crystal structure as NaCl. The unit cell of KF has an edge length of 5.39 Å. Find the density of KF in g/cm3
algebra
A roast chicken is done with the temperature of the thigh meat is between 165 and 175. Write a compound inequality to represent the temperature at which a roast chicken is done.
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