Sunday
April 20, 2014

Posts by guy


Total # Posts: 45

English
Thanks for the help! For 3, is it advice, for the state of advising? I think that 4 does not need the comma, but the wording of the question confused me for 5. 5 does not need any MORE commas, but it needs the commas it has :/ I think the question could have ben worded better...

English
Please check my answers! Thanks :) 1. In Yeats’s poem “The Second Coming,” the falcon and the falconer are images that most likely represent *something out of control and unnatural. the beauty and abundance of nature. a sad, uncomfortable image of old age. 2. Ba...

chemistry
Based on the following reaction 2A + 3B --> A2B3, if 1 mole of A is reacted with 2 moles of B, explain how you would determine which of the two substances is the limiting reactant.

Chemistry
Simple problem and I think this guy is over thinking it. It's an intro to Chem class. Anyway you have initial temp/initial volume. Unknown secondary temp/known secondary volume. Charle's law is V1/T1 = V2/T2. I'm sure you can figure it out from here...

Chemistry
Write equations for the ionization of the following acids.Which ones ionize only slightly? (a) HF (b) H2SO3 (c)CH3COOH (d) HNO3

Physics
I got 6.94855*10^24 meters but this seems way to big

Physics
How far apart must two protons be if the magnitude of the electrostatic force acting on either one due to the other is equal to the magnitude of the gravitaional force on a proton at the earth's surface?

chemistry 104
345

Physics
A ball of mass 0.1 kg is suspended vertically from the ceiling with a "massless" string and brought to rest. The string is one meter long. When a force of 0.5N is applied 45 deg. below the horizontal, what will be the magnitude of the resulting angular acceleration o...

physics
for an 84 kg person standing at the equator what is the magnitude of angular momentum about the earths center due to earth's rotation

physics
Use energy methods to find the speed of a 2.0-kg block just before it hits the flor if the coefficent of kinetic energy of the 3.0-kg block and the table is 0.15m

Physics
A 63 kg student is standing atop a spring in an elevator that is accelerating upward at 2.5 m/s^2 . The spring constant is 2700 N/m. By how much is the spring compressed?

Physics
A 60kg skier starts from rest at a height of 20m above the end of a ski-jump and leaves the ramp at an angle of 28 degrees. Neglet air resistance and assume the ramp is frictionless. A) What is the max height (h) of his jump above the end of the ramp B)If he increased his weig...

Math
You need to lay communications cable around the perimeter of three offices, each 8' by 10'. How much cable do you need?

Math
a baseball measures 2 11/16 inches in diameter. What is its volume ( to the nearest hundredth )

chemistry
the partial pressure is determine by K= [hc03][h]/pressure

algebra
Need help solving for x: 500,000/x = 30%/70%

math
A=xy 3x+2y=296 2y=-3x+296 y=-1.5x+148 296=x(-1.5x+148) = -1.5x^2+148x-296

math
solve using multiplication method: 8x-9y=-15 -4x=19+y

geometry
bulletin board border please help me. i would like to make a geometry bulletin board that has a a border of circles, triangles and squares. i know that 20 shapes will fit across the board and that 12 shapes will fit down the board . if i start in the top left hand corner with ...

World History 201
It is false. Persian society was based on equality, which meant people were not forced to change their values or beliefs.

statistics
Kim and Susan are playing a tennis match where the winner must win 2 sets in order to win the match. For each set, the probability that Kim wins the set is 0.53. The probability of Kim winning the set is not affected by who has won any previous sets. What is the expected value...

science
Hi. I am conducting a science experiment to present to a class. Details of experiment below. Materials: 1 can of non-diet soda 1 can of diet soda 2 buckets of water 1. Fill bucket 2. Put can of non-diet soda into a bucket of water. 3. Wait for the can to either sink or float. ...

physics
THANK YOU =0]

physics
On Earth a rock falls an unknown vertical distance from a resting position and lands in a lake. If it takes the rock 2.5 seconds to fall, how high is the cliff that the rock fell from?

Chemistry
the total pressure in the vessel is 199kPa. How much pressure does nitrogen exert on helium if it had a pressure of 94 kPa?

calculus
thanks

calculus
"How fast is the area of the triangle formed by the ladder, the house, and the ground when the base of the ladder is 7 ft. away from the wall? Given h=24ft. dh/dt=-7/12ft. per sec. b=7 (base) db/dt=2ft. per sec. d/dt[A=1/2bh] How would you derive this with respect to time?

prealgebra
everything in store is 40% off. I paid 10 dollars for item. How much original price ?

Pre algebra
A store was offering 30 % off everything in the bike store . A boy bought a bike for $91 dollars. How much was the original price of the bike? please explain each step. We are studying proportions and percents. thanks

accounting
What would be the fee for a buyer to purchase 2 discount points on a home with a sale price of $275,000?

Finance
Jackson finds that his total assets add up to $124,690 and his total liabilities add to $96,800. What is his net worth? - or +

Finance
Upon what does your standard deduction depend?

Finance
What would be the fee for a buyer to purchase 2 discount points on a home with a sale price of $275,000?

Finance
If the APR on your credit is 18%, what percentage do you pay each month on an outstanding balance?

com 220
What strategies do you use for revising a paper? How do you know when to accept feedback from another source? What makes feedback valuable to you?

7th math
take 23 divide it by 4 and it is 5.75 to make a percent you move your decimal two places 575% couldn't understand second problem could you rewrite

college Chemistry
Write a balanced equation for the dissolution of sodium carbonate (Na2CO3) in water. Find the number of moles of Na+ produced when 0.318 mol of sodium carbonate dissolves. Answer in units of mol.

Stat
In statistic regressions, does "standard error" mean the residual (vertical distance of each point from teh regression line)?

chemistry
given this reaction N2O5 -> 2 N2O + 1/2 O2 all gases and given the initial pressure (P Initial) and total pressure (P total)at any time, relate the partial pressure of N2O5 (PP N2O5) to P total for any time during this reaction. Consider gas kinetics. My teacher says the fo...

math studies
how is math applied in building cars

Business Math
Maybe you should do the research and answer the questions like everyone else in the class

Math
Is percent notation for 0.382 38.2? yes. yes.

Molarity
balls

Math I really need help!
sorry cant help

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