Monday

April 27, 2015

April 27, 2015

Total # Posts: 906

**Chemistry**

Hi, I am having trouble determining the correct answer for this question. Which one of the following decay modes has not been observed? A)neutron emission B)Positron emission C)Alpha emission D) electron capture I don't know what does it mean be "observed." If I ...
*November 25, 2006*

**english**

how was chillingworth injuring dimmesdale without inflicting any physical injury? Was it mental torture? Did Dimmesdale suffer (mental) agony? NO
*October 26, 2006*

**Algebra**

Factor m^2-k^2+6k-9 ^2 means squared. The answer is (m-k+3)(m+k-3) I want to know how to get that. Thanks. Look at this: m^2 - (k^2 -6k + 9) m^2 - (k -3)^2 Now that is the difference of two squares... Thanks!!
*October 9, 2006*

**Algebra**

Factor m^2-k^2+6k-9 ^2 means squared. I don't know any other way to type it. Thanks. Seems to me you can only do this in 2 pieces...factor the first 2, then the last 2... (m+k)(m-k) + 3(2k+3) Whadya think? hmmm... I looked in the back of the book and it says... (m-k+3)(m+k...
*October 9, 2006*

**Algebra**

Factor 2ab(c-d)+10d(c-d) I would like to know how to do this. Thanks. (c-d) is a common factor, so you pull it out: (c-d)(2ab + 10d) Oh, then you can pull a 2 out: (c-d)(2)(ab + 5d) Thanks! you're welcome!! What do the letters stand for tell me @ I will tell you the answer...
*October 9, 2006*

**hydrocarbons**

hi I am learning about Hydrocarbons, and naming them is there any steps I shoul follow when naming them becuase I honeslty don't understand! thanks for your help!!!1 First of all you should know that rules govern the IUPAC system. I would learn that system since everyone ...
*June 16, 2006*