chemistry (buffer)
If 5.00 mL of 1.60 nitric acid is added to a solution of 2.00 mmol thiocyanic acid (HSCN pKa=4.00) and 4.500 mmol calcium thiocyanide, assume a soluble salt- what is teh pOG of the resultant complex solution (of total volume .350L). I worked the problem out and ended up gettin...
physics
a body cools from 80 degrees to 50 degrees in 5 minuts. calculate what time it will take to cool from 60 degrees to 30 degrees?
Chemistry
I want to have the details of the experiment title: Determine the equilibrium constant of a reversible reaction involving the iodine and the tri iodate ion reaction and also determine the gibbs free energy of the reaction.
math
Sorry the "Total Items $$ Total" was supposed to be 3 columns.
math
Okay, I have figured this out. Total Items $$ Total Books 175-v 5 5(175-v) Videos v 6 6v Total 175 --- $910 5(175-v) + 6v = 910 875- 5v + 6v = 910 1v (or just v) = 910-875 v = 35, or 35 videos 35 videos at $6 each = $200 sold $910-200 = $710 left for books $710/$5 (books) = 14...
math
Used books are being sold at $5 and used videos are being sold at $6. There are 175 total items sold and a total of $910 collected. How many videos were sold?
Math
Reasoning. If you live 71mi from a river, does it make sense to say you live about 80 mi from the river? Explain
science
unscramble ecrfenine
MATH grade 12
Determine the values of a M and N , so that the polynomial 2x^3+mx^2+nx-3 and X^3-3mx^2+2nx+4 are both divisible by x-2. I am so lost, i do not know how to start this problem! please help i have a test soon!
advance functions
Determine the values of a M and N , so that the polynomial 2x^3+mx^2+nx-3 and X^3-3mx^2+2nx+4 are both divisible by x-2. I am so lost, i do not know how to start this problem! please help i have a test soon!
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