Thursday

July 24, 2014

July 24, 2014

Total # Posts: 11

**Math**

Show that the series cos(n) from n=1 to infinity is divergent.

**Math**

Let T= {ti: i exists in N} and S be sets that T is denumerable and there exists a surjection f: T->S. Show that there exists an injection of S->N. I started off the problems applying the definitions. I must have made a big mistake somewhere because my teacher told me it ...

**Chemistry**

Ecell=E*cell-0.0592/2*log[xM]/[1.0] -3.378 = log[xM]/[1.0M] x=0.0000410 M pH=3.38 What did I do wrong because this is not the right answer

**Chemistry**

How am I able to solve for [H^+] when I don't have Q and can't rearrange?

**Chemistry**

The following voltaic cell registers an E cell = 0.100V. Pt|H2(g 1 atm)|H^+(x M)||H^+(1.0 M)|H2(g 1 atm) What is the pH of the unknown solution? I am completely baffled as I was not aware until I read this question that pH could be found from voltaic cells. Any help would be g...

**world history**

What were the goals and results when rejected Darius' peace settlement of all land west of Euphrates river

**math**

a floor is 45 inches by 30 inches what is the largest square tile possable to use

**social studies**

describe life on a seigneury on the St. Lawrnce River, during the Iroquois wars.

**12th grade math an**

6b=30 b=30/6 b=5

**Psychology**

Franz has recently had a minor accident that resulted in temporary brain impairment. Franz parks his car and as he walks away, Franz can no longer identify the car the further away from it he gets. He says the car is not his because it is too tiny to be his. What perceptual ru...

**Math**

67 divided by 9=

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