# Posts by Karissa

Total # Posts: 27

**Social studies**

What was the answer?

*September 12, 2016*

**Science**

Compute the wavelength of an X-ray with a frequency of 6.0 1018 Hz.

*June 24, 2016*

**Physics**

mike is skiing downhill at a 25 degree angle. if his weight is 350N assuming there is no friction what is his acceleration

*December 17, 2015*

**Heath/Wellness**

I need help answering this question in which the sports that i have been involved in

*March 19, 2014*

**MATHEMATICS**

3 CUPS OF CHOCOLATE MIX MAKE 18 CAKES OF THE SAME SIZE HOW MANY CUPS OF CHOCOLATE MIX WOULD YOU NEED TO MAKE 72 SIMILAR CAKES

*October 28, 2013*

**English**

In the third scaffold scene of The Scarlet Letter, it is said that Dimmesdale regains his soul, Pearl gains humanity, Chillingworth loses his victim, and Hester loses her dreams. Can you please explain how the events take place in depth?

*October 16, 2012*

**social studies**

Suppose you wanted to make government more capable of acting to solve the pressing problems of the country. Which would you favor? Why? a. Allow individuals to be appointed to the president’s Cabinet while still serving in Congress. b. Allow the president to dissolve ...

*September 11, 2012*

**math**

26x9x9x9x9x9

*September 11, 2012*

**orchestra**

ean fortidd

*March 18, 2012*

**physics**

sixteen times larger

*October 26, 2011*

**math**

(x + 5) -2(4x -1)=0

*June 7, 2011*

**Oceanography/ Chem**

-What are the products and reactants of chemosynthesis -What substance cam be measured in the water to estimate the amount of primary production?

*May 19, 2010*

**Algebra**

147 boys, 210 girls

*March 10, 2010*

**Math**

If I have ((square root of 13)+(6))^2 would it be factored as -((square root of 13)+(6))((square root of 13)-(6)) or -((square root of 13)+(6))((square root of 13)+(6)) ?

*March 10, 2010*

**math**

I'm not sure how to divide rational expressions: ((1/x+1)+(1/x+2))/((1/x+2)+(1/(x+3)) -I got ((2x+3)(x^2+5x+6)/(2x+5)(x^2+3x+2) but it was wrong? Please help!

*February 28, 2010*

**pre calc**

That is what I tried but it said I was wrong?

*February 24, 2010*

**pre calc**

f(x)={8 x + 9}/(2 x + 7)(8 x + 6) -Find the x and y intercepts. -How would I go about finding the x and y intercepts in problems like this?

*February 24, 2010*

**pre calc**

Express the function f(x)=1/(x-2)in the form g of h if h(x)=x-2. Find the function g(x). g(x)=?

*February 23, 2010*

**pre calc**

Simplify- (x^2+2x)/(x^2-x) *I got x(x+2) for the numerator and I couldn't get the denominator, but it was wrong help please

*February 23, 2010*

**pre calc**

(1/x^2-49)/(1/x+7)?

*February 23, 2010*

**history**

I am doing a "report" on the gas Chambers in Auschwitz during WWII. I am trying to figure out more about how long it took for the prisoners to learn the truth of the gas chambers but I cant find anything help please?

*February 21, 2010*

**chemistry**

Nvm, I added +x to [Pb] instead of to [I-] I got the right answer now.

*March 8, 2009*

**chemistry**

What [I-] should be maintained in KI(aq) to produce a solubility of 1.4×10−5 mol PbI2/L when PbI2 is added? Ksp of PbI2 = 7.1 x 10^-9 PbI2 <-> Pb + 2I i: - (1.4x10^-5) 2(1.4x10^-5) c: - +x " I solved for x. Ksp = [Pb][I]^2 (7.1x10^-9) = (1.4x10^-5 + x)((...

*March 8, 2009*

**Chemistry**

you used 10 pennies to find the average atomic mass.... why did you do this, why not just find the mass of one penny?

*September 13, 2007*

**Child Development**

Sociocultural differences in growth and development make it imperative to: 1. encourage all children to master the same things 2. compare children 3. adapt to individual capabilities 4. ignore differences Would the answer be 2 or 3? The better answer is 3. Not all kids are ...

*November 15, 2006*

**Child Development Question**

Negative behaviors by toddlers which tax the patience of adults may be a sign of which? A. HAVING BEEN SPOILED B. INSECURITY AND FEAR OF FAILURE C. An EMERGING SENSE OF AUTONOMY D. HOSTILITY TO PARENTS AND CAREGIVERS I am thinking (D)hostility to parents and caregivers is the ...

*November 15, 2006*

**Need Homework Help**

In the space provided, write a paragraph of cause and effect. You may use one of the topics below or one of your own choosing. Mention at least three causes and their three effects. - friendship as a two-way street - television and preschoolers - vitamin deficiency in ...

*July 14, 2006*

- Pages:
**1**