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October 24, 2014

Posts by Sam


Total # Posts: 4,038

english
how do i create a eight song soundtrack
February 12, 2012

english
"#1 Crush" - Garbage Local God - Everclear "Angel" - Gavin Friday "Pretty Piece of Flesh" - One-Inch Punch Kissing You (Love Theme from Romeo + Juliet) - Des'ree – "Whatever (I Had a Dream)" - Butthole Surfers Lovefool - The ...
February 12, 2012

economics
econ
February 10, 2012

Chemistry
Okay, so I have to find the percent of water in each solution, but it involves different reagents and I'm not sure how to figure it out. Here's one example: Add all together - 4 mL water 2 mL of 0.01 M aqueous NaOH 2 mL acetone 2 mL 0.1 M alkyl halide in acetone How do...
February 9, 2012

Budget
no it's nothing right
February 9, 2012

physics
A copper block with a mass 1.82 kg is given an initial speed of 3.5 m/s on a rough horizontal surface. Because of friction, the block finally comes to rest. Assume that 77.4 % of the initial kinetic energy is absorbed by the block in form of heat, what is the change in ...
February 9, 2012

algebra
Kristen wants to make 7.5 ounces of a 25% jasmine essential oil. She only has a 15% jasmine mixture and a 30% jasmine mixture available. How much of each mixture should she combine to create the desired oil?
February 9, 2012

math
16,16
February 9, 2012

algebra
As part of her training routine for basketball, Shaylle alternates between cycling and running for exercise. She cycles at a rate of 14 mph and runs at a rate of 8 mph. If she spends 6.5 hours exercising and covers a total of 85 miles, how much time did she spend on each ...
February 8, 2012

math
Order the numbers from least to greatest.. 2/3 6.17 √28 -31/8 -4.9
February 4, 2012

physics
A person throws a 2.50 lb stone into the air with an initial upward speed of 15.0 ft/s. Part A- Make a free-body diagram of the forces for this stone after it is free of the person's hand and is traveling upward Part B - Make a free-body diagram of the forces for this ...
February 2, 2012

chem grade 12
Consider the following substance: Al2(SO4)3 What is the oxidation number of: a) aluminum b) sulfur c)oxygen
January 31, 2012

Chemistry
Which compound below would be expected to have the highest boiling point? a) CH3-CH2-CH2-CH2-CH2-CH2-CH3 b) CH3-CH2-CH2-CH2-CH-CH3 | CH3 c) CH3-CH-CH2-CH-CH3 | | CH3 CH3 d) CH3 | CH3-CH-C-CH3 | | CH3 CH3 I think its A?
January 31, 2012

Chemistry
Which compound below would be expected to have the highest boiling point? a) CH3-CH2-CH2-CH2-CH2-CH2-CH3 b) CH3-CH2-CH2-CH2-CH-CH3 | CH3 c) CH3-CH-CH2-CH-CH3 | | CH3 CH3 d) CH3 | CH3-CH-C-CH3 | | CH3 CH3 I think its A?
January 31, 2012

Chemistry
Which compound below would be expected to have the highest boiling point? a) CH3-CH2-CH2-CH2-CH2-CH2-CH3 b) CH3-CH2-CH2-CH2-CH-CH3 | CH3 c) CH3-CH-CH2-CH-CH3 | | CH3 CH3 d) CH3 | CH3-CH-C-CH3 | | CH3 CH3 I think its A?
January 31, 2012

physics
917
January 31, 2012

physics
What is the force of gravity between two 832 kg cars separated by a distance of 29.35 m on an interstate highway?
January 30, 2012

calculus
A plane flying along a straight path loses altitude at the rate of 1000 ft for each 5200 ft covered horizontally. What is the angle of descent of the plane? (Round your answer to one decimal place.)
January 29, 2012

AP Chem
A weak acid (HA) is found to ionize 16.2% when mixed at a concentration of 0.21 mol/L. What is the value of Ka for this acid?
January 28, 2012

physic
w= (correct unit)
January 27, 2012

physic
Calculate the mass (in SI units) of a 150 lb human being. m= (correct unit) Calculate the weight (in English units of a 2000 kg rhinoceros.
January 27, 2012

physics
A 0.579 kg basketball is dropped out of a window that is 6.22 m above the ground. The ball is caught by a person whose hands are 1.31 m above the ground. How much work is done on the ball by its weight?
January 25, 2012

physics
By what factor is the kinetic energy increased when the speed of a car is increased from 21 km/h to 98 km/h?
January 25, 2012

Math
Is the sum of the measure of all the angles that come together in the center of a circle the same for every circle
January 25, 2012

math
you deposit $2200 in an account that pays 3% annual interest. after 15 years, you withdraw the money. what is the balance if the interest is compounded continuously?
January 25, 2012

Mixed numbers and improper fractions
What's the improper fraction of 4 24/5
January 25, 2012

anatomy
name the structures that can be seen in elastic cartilage?
January 24, 2012

a & p
what are the structures that can be seen in elastic cartilage?
January 24, 2012

History
What geographical features have affected Russia's climate, and how have they affected it?
January 20, 2012

math
Which of the following sets of Dewey Decimal call numbers is in the correct order? A. 100.01 PRO, 100.1 BLU, 010.1 ABR, 004.15 KWA B. 010.1 ABR, 004.15 KWA, 100.01 PRO, 100.1 BLU C. 100.1 BLU, 010.1 ABR, 004.15 KWA, 100.01 PRO D. 004.15 KWA, 010.1 ABR, 100.01 PRO, 100.1 BLU
January 16, 2012

physics
i did the graph already and i put the anwser 7.5m/s^2 and i got it wrong
January 16, 2012

Class
Which steps address the "issue" and which address the "problem"?
January 15, 2012

science
They look different because the cells need time to grow. If one divides a lot, it will probably be smaller than one that has the time to grow
January 11, 2012

Physics
22.1
January 11, 2012

books
stephen crane washington irving henry james theodore dreiser bret harte mary e.wilkins freeman mark twain jack london kate chopin sarah orne jewett herman melville what is the literary style for each author Realism regionalism or Naturalism romanticism
January 10, 2012

Poetry
Can you help me analysis the meaning of The jumblies poem
January 10, 2012

psycholoy
which of the folloing characteresitcs will not reduce negative stereotyping in a contact situation? I think the answer is b. is that correct? thank you
January 5, 2012

math
for (e) is the answer correct if i get a decimal number like 8.5?
January 5, 2012

math
How do I figure this: A lunch bill is unknown. J has $8.00; not enough for the total bill. H. pays 3/5 of the bill. How much does H. pay? What's the total bill?
January 3, 2012

math
is 7pi/6 an irrational number?
January 2, 2012

physics
A 45-kg penguin slides off the edge of an ice shelf and hits the water 1.7 s later. What is the magnitude of the gravitational impulse on the penguin during its fall?
January 1, 2012

Physics
isn't that wrong because of the units? you would have to convert 145 mi to 765,600 ft. then divide by 2 (because its 2 ft/s) and get 382,800. then subtract 2 ft/s to get the change, so 382,798. is that right or did i do something wrong?
December 28, 2011

BUSS/STATS
A a
December 27, 2011

calculus
If a function f is continuous for all x and if f has a relative minimum at (-1,4) and a relative minimum at (-3,2), which of the following statements must be true? (a) The graph of f has a point of inflection somewhere between x = -1 and x=3 (b) f'(-1) = 0 (c) The graph of...
December 27, 2011

psychology
when physical energy has resulted in aresponse in a sense organ, it is clear that
December 27, 2011

psychology
neutransmitters released by the vesicles in the terminal buttons complete communication between neurons by their action in the
December 22, 2011

ENGLISH
what is the frictional world just describe that ONLY
December 16, 2011

ENGLISH
SCORE BY PHYLLIS GOTLIEB IN TWO PARAGRAPH DESCRIBE THE FICTIONAL WORLD CREATED IN SCORE
December 16, 2011

Statistics Question
Consumer Reports rated airlines and found that 80% of flights involved in the study arrived on time (that is, within 15 minutes of scheduled arrival time). Assuming that the on-time rate is representive of the entire commercial airline industry, consider a random sample of 200...
December 14, 2011

english
In our courts of law, 12 members of a jury (decides,decide) a defendant's gulilt or innocence.
December 13, 2011

Stats
Consumer Reports rated airlines and found that 80% of flights involved in the study arrived on time (that is, within 15 minutes of scheduled arrival time). Assuming that the on-time rate is representive of the entire commercial airline industry, consider a random sample of 200...
December 13, 2011

Math Grade 10
a
December 12, 2011

Chemistry
How many oxygen atoms are represented in the formula Fe2(SO4)3?
December 6, 2011

Algebra 1
How do you do slope intercept form y=mx+b
December 6, 2011

math word problem
Suzzanne wants to build a fence around her square garden . The garden measures 7 feet on each side . How much fencing material does she need?
December 5, 2011

Chemistry
How many grams of chlorine are needed to make 5.00 X 10^6 g of a solution that is 1.50 ppm chlorine by mass?
December 5, 2011

English Essay Topic
Thank you Writeacher and Ms. Sue!! <3
December 3, 2011

English Essay Topic
I am stuck! I don't know what topic to write about for my research paper! I want to write about something modern and recent but I don't know what! I have been looking through sites but nothing seems to stick out! Can you give me any suggestions?
December 3, 2011

acc
Which of the following is a true statement about manual and electronic accounting systems?
December 3, 2011

Chemistry
A decomposition reaction has a rate constant of 0.0019 yr -1. ( a) What is the half-life of the reaction? ______ yr (b) How long does it take for [reactant] to reach 12.5% of its original value? ______ yr
December 2, 2011

Physics
1.Two balls, each with a mass of 0.871 kg, exert a gravitational force of 8.23 × 10−11 N on each other. How far apart are the balls? The value of the universal gravitational constant is 6.673 × 10−11 Nm2/kg2. Answer in units of m I got .785 which is ...
December 1, 2011

Physics
The planet Krypton has a mass of 7.1 × 1023 kg and radius of 3.3 × 106 m. What is the acceleration of an object in free fall near the surface of Krypton? The gravita- tional constant is 6.6726 × 10−11 N · m2/kg2. Answer in units of m/s2
December 1, 2011

Physics
A satellite moves in a circular orbit around the Earth at a speed of 6.3 km/s. Determine the satellite’s altitude above the surface of the Earth. Assume the Earth is a homogeneous sphere of radius 6370 km and mass 5.98 × 1024 kg. The value of the universal ...
December 1, 2011

calculus
A spring exerts a force of 4x lbs when it is compressed a distance of x feet. How much work is required to compress the spring a distance of one inch?
December 1, 2011

research & Evaluation II
The F test is used to compare the variances of two samples
November 30, 2011

Great Expectations by Charles Dickens
I'm looking for a word that means "teaching" because I think Great Expectations is all about learning and adapting to all different kinds of experiences and changes; it also has a very interesting and entertaining story plot. I'm trying to create a collage, ...
November 29, 2011

Great Expectations by Charles Dickens
If you had to describe the classic novel, Great Expections, by Charles Dickens, in one word, what would you describe it as?
November 29, 2011

math
Emily surmises that the probability tht she will pass math or chemistry is .95, the probability of her passing math is .7, and the probability of passing both is .55. Find her estimate of the probability of passing chemistry?
November 22, 2011

Pratical English
1. Which one of the following sentences contains an incorrect usage of the singular possessive? A. Mary was dominant among Jesus' disciples. B. The alpha male is often the pack's leader. C. The north forty has always been my family's land. D. Icarus's fate was ...
November 19, 2011

(English) War of the Worlds Book Question
Martian cylinder and the Martian tripod are initially referred to by the narrator as a "Thing." Why do you think that the word "Thing" is capitalized in these references?
November 19, 2011

Chemistry
What is the strongest intermolecular force in a sample of butanoic acid, and why? H H H O . . . .. H .C .C. C .C .O.H . . . H H H Is this structure right?
November 16, 2011

Algebra
-(5x+5)-4+8x
November 16, 2011

Algebra
(x+2)-(x-2)-12x =??
November 16, 2011

algebra
-9-(12-3x)
November 16, 2011

English/Writing
sorry, I only know the second two. they are evolving they are succeeding
November 16, 2011

Calculus
this homework is due in one hour and i have no idea how to answer these questions. 1. A car is traveling at 50 mi/h when the brakes are fully applied, producing a constant deceleration of 20 ft/s^2. What is the distance covered before the car comes to a stop? 2. A stone is ...
November 16, 2011

physics
What force must be applied to push a carton weighing 220 N up a 20° incline, if the coefficient of kinetic friction is 0.39? Assume the force is applied parallel to the incline and the velocity is constant
November 14, 2011

accounting
How do you journalize theses transactions? 8) Purchased $15000 food to sell; paid 1/3 in cash and the balance on account 10) Paid $30000 for a one-year insurance policy effective October 1, 2011 12) Purchased supplies for $2400 on account.
November 12, 2011

science
Earthquakes occur because of _____. plate tectonics cracks in the crust landslides volcanoes
November 9, 2011

Algebra
Use the FOIL method to find the product (3x^2-5)(x^5-9)
November 8, 2011

geometry
One right triangle has legs 18cm and 14cm. Another right trangle has legs 14cm and 24 cm. What is the ratio of the areas of these two triangles?
November 7, 2011

Physics
530 m
November 7, 2011

english
conversation between two friends on school of 2050 how it would be compared to present one
November 7, 2011

statistics
hey
November 6, 2011

english
Thank you for you help. Sam
November 5, 2011

english
Please can you give me some feedback and any advice on how to improve my argument essay on the topic "Zoos are important places" Also if you have any further ideas I could include. Many thanks for you help. By 2050, 30% of the world’s wildlife will have ...
November 5, 2011

Chem
Arrange these elements P, Mg, N, Br, K in increasing metallic character
November 4, 2011

statistics
A rocket fuel is to contain percent X of a particular chemical. The specification limits for X are 30 to 35%. The manufacturer will make a profit Q(x) on fuel per gallon as follows. Q(x)= 10 cents if 30<=x<=35 5 cents if 35<x<40 or 25<x<30 -10 cents otherwise...
November 4, 2011

research & Evaluation I
I have a car that has gone 50,000 miles, on average without a breakdown. What is the chance, in the next 5000 miles I have a breakdown?
November 2, 2011

research & Evaluation
The housing market in my area has seen a 12% trend downward in the average price. Further, the time to closing appears to have taken more time as compared to 3 years ago. Here are the values for the average time to close for the houses in the area. Mean = 22.3 weeks Std ...
November 2, 2011

research & Evaluation
I have an airplane that has an ignition system that works like this. There are 2 energy producing devices, called magnetos that "fire" the spark plugs, 2 per cylinder. There is a 1 in a 1000 chance that one will fail. What is the chance that Magneto A OR Magneto B ...
November 2, 2011

statistics
I have an airplane that has an ignition system that works like this. There are 2 energy producing devices, called magnetos that "fire" the spark plugs, 2 per cylinder. There is a 1 in a 1000 chance that one will fail. What is the chance that Magneto A OR Magneto B ...
November 2, 2011

english
what is SCS,SCV?
November 2, 2011

geometry
anthony is building a picnic table for his patio. he cut one of the legs at an angle of 40 degrees. at what angle should he cut the other end to ensure that the top of the table is parallel to the ground?
November 1, 2011

math
how many gallons would be left after 10 seconds?
November 1, 2011

Calculus optimization problem
A rectangular dog run is to contain 864 ft ^2. a. If the dog's owner must pay for fencing, what should be the dimensions of the run to minimize cost? b. Suppose a neighbor has agreed to let the owner use an already constructed fence for one side of the run. What should the...
October 30, 2011

english
how to write these questions into indirect questions? please 1-What other changes have there been in the last 100 years? 2-Do you think the quality of life in general is better now than it used to be?
October 30, 2011

Biology
Which of the following is not a benefit of genetic counseling: a.It helps identify parents at risk for having children with genetic defects. b.It assists parents in deciding whether or not to have children. c.It is based exclusively on family pedigrees. d.It helps identify ...
October 28, 2011

algebra
The width of a rectangle is 4 meters more then 1/3 its lenght. the perimeter is 64. Find the lenght and width
October 27, 2011

MATH
here you go - just visit - bit.ly/pZYD6P
October 27, 2011

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