# chemistry

posted by wendy

After your explanation I try to solve it, so would you please check my work again.
Thank you!

a)

## Similar Questions

1. ### math!

about finding the inverse of y=(2x+1)/(x+3). should you multiply (x+3) on both sides and get y(x+3)=2x+1?
2. ### Algebra Zero Product Rule

I'm working with the zero product rule and I've somehow lost my way on a certain problem pattern. (x+8)(x-3)= -30 Is the pattern and the answer in the book says -2 or -3, but when I do the problem... x²+5x-24= -30 x²+5x+6= 0 (x+6)(x-1) …
3. ### ALGEBRA WORD PROBLEM! HELP!

And if a length of a rectangle is 3 more than twice the width and the are is 90 cm squared than what are the dimensions of the rectangle?
4. ### Math

3x-4 to y+15 is constant and y=3 when x=2 then when y=12, x equals?
5. ### Chemistry

25-x^2 6x^2 ------ * ------ 12 2x *I got: 5-x/2 No. Try again. Can you tell me what I did wrong please.?
7. ### algebra

please write an explaination why (x^3)(x^4) is not x^12. I am confused thank you. it is not the answer because, first of all, try replacing x with another number, in this case, let's say two. (2^3)(2^4)= 128, and if you try 2^12, you …