Posts by km

Total # Posts: 20

physics
A heavy box is pulled across a wooden floor with a rope. The rope forms an angle of 60.0o with the floor. A tension of 80.0N is maintained on the rope. What are the horizontal and vertical components of the force?

Science
A researcher collects high-resolution photographs of the Earth taken from outer space at annual intervals for the last decade. This data would be most useful to analyze which of the following

Intro to comp.
C. infrastructure as a service

algebra
Mike's family wants to build a rectangular fenced backyard area for their dog. They have a 20-meter length of wire fence and four posts. They can also use the 20-meter straight length of the back of their house as a side of the enclosure, but the fence cannot attach ...

math
kk

math
Frank opened a savings account with $700 at 4.5 percent interest, compounded quarterly, and kept it in the account for two years. How much was the final amount?

Physics
A jet plane lands with a speed of 110 m/s and can accelerate with a maximum magnitude of 7.00 m/s2 as it comes to rest. (a) From the instant the plane touches the runway, what is the minimum time interval needed before it can come to rest? (b) Can this plane land on a small ...

Algebra
18

english 2
thanks ms.sue:) have a good night.

english 2
i KNOW what i am writing...i just need help with the starting paragraph...help!!!!:(

english 2
i need to write an essay on TO KILL MOCKINGBIRD, and the topic is; "Discuss three themes of the novel. in addition to the more obvious themes of prejudice and injustice that the author develops, other possible themes include: growing up, superstition, courage, religion, ...

Algebra
-11 < 3x-4 < -3

Algebra
X= $20

math
is 7/8 >,< or = to 8/9?

biology
What are the functions of the epithelial tissue of the onion?

Chemistry
Is it possible for an electron to have n=2 l=1 m=-2? EXPLAIN PLEASE

Chemistry
Do PCl5 have 3 lone pairs for each Cl? and 1 lone pair for P ??

chemistry
are there 0 pi bonds and 5 sigma bonds in the PCl5?

chemistry
Are 0,1,2,3 values of the orbital quantum number of a 3p electron correct? or is the values 0

chemistry
Why is the formal charge on B in BF4- is 1?