Friday

February 27, 2015

February 27, 2015

Total # Posts: 28

**Math Help!**

F(x)=1 if x > 1 -1 if x < 1
*November 25, 2014*

**Chemistry 2**

what is the pH in a 0.13M solution of aniline (Kb=4.3*10^-10). What is the concentration of C6HNH2 in the same solution?
*November 9, 2014*

**Us history**

What do u mean by that?
*May 8, 2013*

**Us history**

What does this mean, "Franklin was to the United States as bacon was to England" please help thanks.
*May 8, 2013*

**chemistry !**

a 135-g sample of sea water is evaporated to dryness, leaving 4.73 g of solid residue (the salts formerly dissolved in the seawater). calculate the mass percent of solute present in the original sea water. please help I need to pass this test. thank you thank you forever!!!!!
*March 4, 2013*

**Math**

The diagram shows a solid metal cylinder. The cylinder has base radius 2x and height 9x. E cylinder is melted down and made into a sphere of radius r. Find the expression for r in terms of x.
*November 17, 2012*

**French**

I think that you are hiding something in your stomachs. Je pense que vous cachiez quelque chose dans tes estomacs. ^did I use the subjunctive correctly?
*March 1, 2011*

**French**

Après ça, j’ai enseigné à mes amies tout l’information au sujet... I got points marked off for the agreement of tout (I wasn't sure if my teacher meant between je and tout, mes amies and tout or tout and l'information...which is it...
*February 28, 2011*

**French**

Is this how you make tout seul agree? Donc, j’ai créé les mammoths laineux touts seuls?
*February 28, 2011*

**French**

After that, you attach the clothespin.
*February 28, 2011*

**French**

According to my teacher, I ommited a word between the vous and the attacherez, but I am not sure what. "Après ça, vous attachrez á l’épingle á ligne." I'm thinking maybe allez so it will read "after that, you are going...
*February 28, 2011*

**French**

They linked their tusks romantically--ils était relier leurs défenses romantiquement. My teacher says this is wrong...what corrections would you suggest? Merci!
*February 28, 2011*

**French**

For nous, do you pluralize the adjective? For example "nous sommes bizarres?"
*February 25, 2011*

**French**

I am writing a narrative with that involves multiple verbs in the PC/l’imparfait within the same sentence. I suspect there are special procedures you follow when conjugating in this situation, but I don’t remember what. I remember something about using infinitive the...
*February 24, 2011*

**algebra**

what is the common ration of 2,12,18, and 27. What are the next three numbers in the sequence.
*February 6, 2011*

**Physics**

A constant friction force of 10 N acts on a 85 kg skier for 20 s. What is the skier's change in velocity?
*January 12, 2011*

**math**

how do i find the equaiton of the line tangent to the curve at the point defined by the given value of t. 1. x=t, y= the square root of t, t=1/4 2. x=sec^2t-1, y= tan t, t= -pi/4
*October 18, 2009*

**science-biology help**

knowing that as the steepness of a concentration graident increases, the rate of diffusion increases, explain how a single celled organisms would respond in an oxygen rich pond compared to an oxygen poor pond. I'm not really sure but in an oxygen poor pond there is a small...
*October 17, 2009*

**science**

I dont understand why as the steepness of a concentration gradient increases, the rate of diffusion increases as well. I would think it would decrease. I looked it up in google and read some articles but I still dont understand. can someone explain this to me?
*October 17, 2009*

**math**

how do i solve this? do i have to use both chain and product rule- how do i do that? find the deriviative of y= sin^2(3x-2)
*October 17, 2009*

**math**

how do i do this. find the equation for the lines that are tangent and normal to the curve y= (square root of 2)(cosx)at the point (pi/4, 1)
*October 15, 2009*

**geology**

what are the distinguishing characteristics between the two catergories of rocks? (igneous)
*October 8, 2009*

**Math**

Ok, the answer is 386! Yay! However, I am not sure why the answer is not 385.... maybe because we had to add c(10,0) into the mix. Thanks so much for the help... I wouldn't have gotten the answer had it not been for your help!
*February 19, 2009*

**Math**

Hey, thanks! However, that answer was not right. Any other ideas? You seem to be on the right track... This problem really confuses me.
*February 19, 2009*

**Math**

Assume that the set S has 10 elements. How many subsets of S have at most 4 elements? This question is from the section in my book called "Counting Partitions: Combinations." I would greatly appreciate any help! Thanks!
*February 19, 2009*

**Combinations**

Assume that the set S has 10 elements. How many subsets of S have at most 4 elements? This question is from the section in my book called "Counting Partitions: Combinations." I would greatly appreciate any help! Thanks!
*February 19, 2009*

**english**

I have to write a 3 page essay on "Is Tradition a Neurosis?" Any ideas please?
*March 29, 2008*

**History**

What is Marxism?
*September 4, 2007*

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