Questions and answers by

Jimmy

Questions (542)

An ice cube of mass M is placed at rest in on a circular track of radius R, as shown at right. The position of the ice cube
1. 1 answer
2. 733 views
Which element has the following electron configuration:[Xe] 6s^(2) 5d^(1) 4f^(1)
1. 1 answer
2. 1,700 views
Which electron is, on average, further from the nucleus: an electron in a 3p orbital or an electron in a 4p orbital?
1. 1 answer
2. 1,882 views
According to the quantum-mechanical model for the hydrogen atom, which of the following electron transitions would produce light
1. 1 answer
2. 1,256 views
Which factor, self-interest or idealism, was more important in driving American foreign policy in the years 1895-1920?Thanks for
1. 5 answers
2. 3,208 views
What is the area of the region bounded by the lines x=1 and y=0 and the curve y= x(e^x^2)?A. 1-e units squared B. e-1 units
1. 0 answers
2. 587 views
Which islands on the equator are in the indian ocean?
1. 2 answers
2. 407 views
Problem 1 (5 Points)In the first application of interferometric methods in radio astronomy, Australian astronomers observed the
1. 2 answers
2. 657 views
-A picture symbolizing somebody who worries a lot.. I was thinking of a scope like a sniper rifle-A picture symbolizing somebody
1. 1 answer
2. 518 views
A long uniform rod of length 6.66 m and mass 6.74 kg is pivoted about a horizontal, frictionless pin through one end. The rod is
1. 1 answer
2. 1,419 views
How much energy (heat) is required to convert 248 g of water from 0oC to 154oC? Assume that the water begins as a liquid, that
1. 2 answers
2. 2,484 views
The aspirin content in the analgesic tablets is determined from 120 samples to have a ean of 250 mg with a standard deviation of
1. 0 answers
2. 597 views
analogy for the word hypothermic
1. 1 answer
2. 453 views
How do we add,subtract,multiply or divide the uncertainities of two values? For example28.0 +- 0.5 and 0.899 +- 0.003 Actually i
1. 1 answer
2. 492 views
The amount of oxalic acid in a sample was determined by the reaction:2Fe3+ + H2C2O4 + 2H2O----> 2Fe2+ + 2CO2 + 2H3O+. In an
1. 1 answer
2. 812 views
A 35ml 0.1M AgCl solution is mixed with 15ml 0.25M MgCl2 solution. Calculate the moles and molarities of the Ag+, NO3-,Mg2+, and
1. 1 answer
2. 822 views
Humidity is the amount of water vapor in the air at a given time. At warm temperatures, air can hold more moisture than it can
1. 4 answers
2. 2,944 views
A 10kg block is attached to a massless cord that doesn't stretch or sag which is rapped around a disc like wheel, m=5Kg, I=
1. 1 answer
2. 718 views
I need help on a report on Muscular System!!!!!!!!!!!!!!! P/
1. 0 answers
2. 417 views
can someone please help i think i have the solution but i keep confusing myself with negative - negative (maybe i've been
1. 2 answers
2. 359 views
Graph the functionx if -2<=x<=3 I know x would be x|-2|-1|0|1|2| But I do not understand how to find y. Can someone tell me how
1. 3 answers
2. 900 views
Need HELP!!!!!?I need help Grammar correction please!!! Shakespeare in Love 1) What are the main themes of the film? The
1. 3 answers
2. 1,003 views
I posted this before, I need someone to check my grammar please.Shakespeare in Love 1) What are the main themes of the film? The
1. 2 answers
2. 626 views
Grammar Correction, Please?Shakespeare in Love 1) What are the main themes of the film? The filmmaker’s message is not clear
1. 1 answer
2. 717 views
How do I find the equation of a sinusoidal curve from just knowing the lowest point and highest point of it?For example: A
1. 2 answers
2. 559 views
15% of 20
1. 1 answer
2. 319 views
I can put my arms around it and can hold it in the palm of my hand.I love mine and you love yours. Nothin' says lovin' like
1. 2 answers
2. 973 views
Ummmm.... Sorry, I forgot to mention that I am already about halfway through it, and I can't seem to get back into it. Being a
1. 1 answer
2. 452 views
I have to write a reflection on a photo essay about the Great Depression for English class. It(the reflection) is supposed to
1. 2 answers
2. 695 views
Hello,I'm trying to find the following sequence that relates to the number of ways that paving stones can be laid to make a
1. 2 answers
2. 612 views
Choose 5, 10, or 100 as the most reasonable interval for the data.15, 25, 10, 10, 5 Please explain Thanks
1. 1 answer
2. 442 views
Hai!!! I really need help with Page 3 of Curious George goes to a chocolate factory. When I searched in google books, it didn't
1. 1 answer
2. 602 views
what did thomas jefferson mean when he said the missouri compromise was like a firebell in the night?did he mean that it was
1. 2 answers
2. 778 views
lim x--> 3 (3 - x)/ (x^2 - 9)I know the answer is -1/6, but I can't figure out how to get there.
1. 1 answer
2. 331 views
If cakes cost 50 cents, and the prices go up 6 percent a year, how much did it cost after two years? Three?Well, I'm not
1. 2 answers
2. 595 views
Hello everyoneI know that when a force is applied it has to exert a force opossite But this really is not in my head can someone
1. 0 answers
2. 963 views
why does the electrical resistance in your body decrease when you get wetSalt is in the skin, salt water is a good conductor.
1. 0 answers
2. 481 views
solve 2x^2+3x+8=0 and express the solutions in a+bi form.Let's use the quadratic formula to solve for x and express those
1. 2 answers
2. 1,239 views
factor 243p^5+q^15Since you have powers of p and q by themselves in separate terms, it cannot be factored. Are you sure you
1. 0 answers
2. 385 views
find an equation for a ploynomial function with zeros, negative 8, negative 3 over 4, 1 over 5, and 2.hey it is 53h8kkds f (x) =
1. 0 answers
2. 612 views
a square + b square = 80 ft (c Square)Through trial and error I can tell you that 6 squared (36) and 12 squared (44)are what
1. 0 answers
2. 1,197 views
A__2Min.______B_____2Min.________CThis makes no sense to me. Can you amplify?
1. 0 answers
2. 364 views