# jerson

Most popular questions and responses by jerson-
## alg

how much money is invested at 5% compounded continuously for 3 years will yield $820?

*asked on June 9, 2008* -
## chemistry

Write both the complete electron-configuration notation and the noble-gas notation for each of the elements below a. Na b. Sr c. P

*asked on May 18, 2008* -
## chem again

Use Charles Law to solve for the missing value of each of the following a) 80.0 mL, T1= 27 degrees C, T2=77 degrees C. V2 =? b)V1= 125 L, V2=85.0L T2=127degrees C T1=? c) T1=-33degrees C V2=54.0mL, T2=160.0 degrees C V1=? can somebody help me with atleast

*asked on April 27, 2008* -
## Chem question

gont get it.. To what temp must a sample of nitrogen at 27 degrees C and 0.625 atm be taken so that its pressure becomes 1.125 atm at constant volume i used the formula and it still gave me a weird answer

*asked on April 27, 2008* -
## question

why can the owner of a business withdraw assets from that business for personal use? b. why would the owner withdraw assets other than cash?

*asked on September 7, 2008* -
## alg2

suppose you drop a tennis ball from a height of 15 feet. After the ball hits the floor, it rebounds to 85% of its previous height. How high will the ball rebound after its third bounce. round to the nearest tenth.. my teacher told be the answers 9.2 but i

*asked on June 9, 2008* -
## chem

determine the solubility of each of the following grams of solute per 100. g H2O a) NaNO3 at 10°C b) KNO3 at 60°C c) NaCL at 50°C

*asked on May 4, 2008* -
## trig

sketch one cycle of y=-3 sin 0 i know you guys wouldnt be able to draw it for me on here, but is this able to do on a graphing calculator, or could u explain the steps needed to do this problem? thanks in advance

*asked on May 19, 2008* -
## math

find the equation (in slope intercept form) of the line with the given slope that passes through the point with the given coordinates slope:-5/8, ordered pair (0,1)

*asked on February 23, 2010* -
## physics

get the resultant of the following displacements 6 ft.southwest; 10 ft. northwest; 4 ft. southeast; 12 ft. northwest; and 3 ft. southwest. what is the direction of the resultant displacement?

*asked on July 23, 2009* -
## math

use a graphing calculator use the graph y=e^x to evaluate e^1.7 to four decimal places.

*asked on June 8, 2008* -
## alg

write the explicit formula for the sequence 7,2,-3,-8,-13 and find a 14

*asked on June 9, 2008* -
## chemistry

what are the components of one formula unit of CaF2?

*asked on May 29, 2008* -
## alg

evaluate the logarithm log 5 1/625

*asked on June 8, 2008* -
## alg

identify the conic section. if its a parabols give the vertex if its a circle, give the center and radius. if it is an ellipse or a hyperbola, give the center and foci. again my teacher said the answer is ellipse with center (-4,4), foci at (-4± V3, 4)

*asked on June 9, 2008* -
## chemistry

How many moles of helium gas would it take to fill a balloon with a volume of 1000.0 cm^3 when the temp is 32 degrees C and the atmospheric pressure is 752 mm Hg

*asked on April 29, 2008* -
## world history

how are athens and sparta similar and different?

*asked on October 1, 2008* -
## trig

Find the exact value of cot 45°, if the expression is undefined write undefined.

*asked on May 19, 2008* -
## acounting

a) the cash payments journal used in this problem has only 3 special amount columns. Under what circumstances would you recommend that additional special amount columts to be added to a cash payments journal? b) When insurance premiums are paid, should the

*asked on November 6, 2008* -
## chem

of cesium, Cs, hafnium, Hf, and gold, Au, which element has the smallest atomic radius? explain in terms of trends in periodic table? also which element is most electronegative among C, N, O, Br and S? Which group does it belong to?

*asked on May 21, 2008* -
## alg

solve equation g+4/g-2=g-5/g-8 another qustion an elliptical track has a major axis that is 80 yrds long and minor axis 72 yards long find an equation for the track if its center (0,0) and the major axis is the x axis

*asked on June 9, 2008* -
## simile's/metaphors

I did a report on dyslexia. I need one metaphor and one simile here's my introduction and thesis I. Introduction Do any of you have a learning disability about you? A disability that makes it extremely difficult for you to do things like read, write, or

*asked on May 3, 2009* -
## alg 2

evaluate cot 11 pie/6 to the nearest hundred angle given in radians.. is there a way to put this in calculator. another ? use a calculator and inverse function to find radian measures of the given angle angles whose tangent is 4.21 is that 1.34 the answer?

*asked on June 9, 2008* -
## math

An accountant earns 3,440 per month after receiving a 5.5% raise. What was the accountants monthly income before the raise. round to nearest cent.

*asked on June 11, 2010* -
## trig

a ship has maintained a bearing of 47 degrees. ( a bearing is the angle measured clockwise from due north) a) how far has the ship sailed if it is 200 miles north of its original position? b) how far east of its original position is the ship? c) if the

*asked on October 5, 2008* -
## alg

suppose you drop a tennis ball from a height of 15 feet. After the ball hits the floor, it rebounds to 85% of its previous height. How high will the ball rebound after its third bounce. round to the nearest tenth.. my teacher told be the answers 9.2 but i

*asked on June 9, 2008* -
## chemistry

1 what's the Tyndall Effect and whats one example of this effect? 2) Given an unknown mixture consisting of two or more substances, how could we determine whether that mixture is a true solution, a colloid, or a suspension? 3) why is a suspension

*asked on May 4, 2008* -
## more CHEM proofreading

for this question A sample of air has a volume of 140.0 mL at 67 degrees celcius. At what temperature would its volume 50.0 mL at constant pressure I did 140.0 ml... 67+273=340 T2... 50.0 140.0=50.0 340=T2 340*50.0/140.0=121.4 This question i don't get

*asked on April 27, 2008* -
## chemistry- GK

how is the periodic law demonstrated within the groups of the periodic table? also I need help writing the noble gas notation for the electron configuration of each of the following elements and indicate the period in which they belong a Li- b O- c Cu- d

*asked on May 20, 2008* -
## algebra

really struggling with this problem admission to a baseball game is $2.00 for general admission and $5.50 for reserved seats. The receipts were $3408.00 for 1025 paid admissions. How many of each ticket were sold?

*asked on March 21, 2010* -
## alg

consider the model y=4/9x + 7/3 for the relation between price and quality of chewing gum. a) what does the slope mean? b) use this equation to predict the likely rating of gum which costs 8 cent a stick c) according to this equation what would a chewing

*asked on September 10, 2008* -
## trig

Write the measure in radians. Express the answer in terms of ð -260°

*asked on May 19, 2008* -
## psychology/ science

What does it mean to describe psychology as a profession?

*asked on May 31, 2010* -
## psychology/science

how may psychology be understood as both science and art

*asked on May 31, 2010* -
## math

A local movie theater found that if the admission was $13, the attendance was about 1900 customers per day. When the price of admission was dropped to $7, attendance increased to about 3000 per day. Write a linear equation for the attendance in terms of

*asked on April 22, 2010* -
## math

solve quadratic equation by factoring 5x^2-6x-11=-3

*asked on April 18, 2010* -
## reading/english

what is the toic and implied main idea of this paragraph? I don't understand it Where do our notions of family come from? One way we get information is through experience and that of our friends and relatives. Another important source of information is the

*asked on October 13, 2009* -
## speech/english

this is kinda similar to last nights question We have to write an introduction, thesis, and now part of the body My topic was if I could do anything without getting in trouble, what would it be? My introduction is life is a risk itself, can you imagine how

*asked on March 31, 2009* -
## geometry

A carpenter needs to add a handrail to the staircase shown. The handrail needs to be parallel to the staircase. Each step is 9 inches wide and 6 inches high a) calculate the handrail slope. b) if a coordinate plane is placed over the diagram of the same

*asked on November 27, 2008* -
## functions

what percent of the area between f(x)=e^-x2 and the x axis is between x=-2 and x =2

*asked on November 24, 2008* -
## trig

for the geometric series shown, state whether the series in convergent. If the series is convergent, give the sum 9 +6.3 + 4.41

*asked on November 10, 2008* -
## trig

evaluate log3 27

*asked on October 29, 2008* -
## history

i found most of my questions. i still need to know to be civilized (according to historians) what has to be present?

*asked on September 8, 2008* -
## chem

how many orbital orientations are possible in each of the s, p, d, and f sublevels? b) how does 2s orbital differ from a 1s orbital

*asked on May 15, 2008* -
## math

Solve for a: 1/a+1/b=1/c

*asked on May 24, 2010* -
## math

Money is invested at two rates of interest. One rate is 8% and the other is 2%. If there is $1000 more invested at 8% than at 2%. Find the amount invested at each rate if the annual interest from both investments is $310. Let x amount invested at 8% and y

*asked on April 6, 2010* -
## algebra

Money is invested at two rates of interest. One rate is 8% and the other is 2%. If there is $1000 more invested at 8% than at 2%. Find the amount invested at each rate if the annual interest from both investments is $310. Let x amount invested at 8% and y

*asked on April 6, 2010* -
## algebra

-5x + 5y=25 -10x+5y=10 Graph the linear equation by writing both equations in the slope intercept form... I'm really struggling with this questions.. i have to fill in y=___x+_____ y=____x+_____

*asked on March 17, 2010* -
## math (please check my work)

find the equation (in slope intercept form) the line passing through the points with the given coordinate (-1,-1) (-3,-3) -3-(-1)/-3-(-1)=2 y+3=2(x-(-3) y+3=2x-6 -3 -3 y=2x-9 is what i got is this correct?

*asked on February 23, 2010* -
## alg

find the unit price and decide which is better buy. Round to three dec places $7.81 for 14 oz %5.50 for 10 oz for 14 oz i got $0.56 and for 10 oz i got $0.55 how do u round to 3 dec places?

*asked on December 13, 2009* -
## english/writing

The sterotype of the homosexual, particularly the male, is one of promiscuity. Indeed, there is some basis for that sterotype; about half of all white mails in one study reported that they had over five hundred partners. However Riedmann (1995) esimated

*asked on October 3, 2009* -
## math

write the following as a mathematical expression, use x for a number. The product of a number and six

*asked on September 10, 2009* -
## eng

Introduction: You're assigned a book report that is due at the end of the month, you say to yourself "hey that's plenty of time, I'll do it later." The problem is when is later? Is it later in the day, week or later meaning close to the day the book report

*asked on May 14, 2009* -
## functions

The matrix A has dimensions 3 x 4. The matrix B has dimensions 3 x 2 Give the dimensions of matrix C if AB=B

*asked on December 7, 2008* -
## functions

evaluate P(z < -1.68)

*asked on December 1, 2008* -
## functions

approximate to the nearest hundredth the smallest positive x-intercept of the graph of x^4-5x^3+3x^2-9?

*asked on November 18, 2008* -
## functions

a) find the zeros of t(x) =2x^2 + ix + 3. b) The zeros are not complex conjugates. Explain why this does not contradict with the Conjugate Zeros Theorem

*asked on November 17, 2008* -
## trig(really struggling with this problem)

expand (x + y)^5

*asked on November 10, 2008* -
## trig

for the graph of y=-5sin x/2, state frequency

*asked on October 16, 2008* -
## trig

let f(x) =4x^4-6 evaluate f(3)

*asked on September 14, 2008* -
## alg HELP PLEASE!

suppose h i equals the number of points lindsey scored in the ieth basketball game so far this season, and h1=14, h2=12, h3=18, h4=14, h5=18, h6=19, h8=16 which expression represents the mean number of points scored per game. a)7 E hi i=1/7 b)8 E hi i=1/8

*asked on September 8, 2008* -
## trig

in an algebra class of 21 students the mean grade on a test was 87; in another class with 32 students the mean grade was 81. What is the combined mean of the two classed? my teacher said it's 21 * 87 + 32 * 81/53= 83.4 but i'm not sure where the 53 came

*asked on September 8, 2008* -
## world history

how did the neolithic age add to the segregation of the sexes? how do new ideas or inventions end up spreading?

*asked on September 8, 2008* -
## accounting

why can the owner of a business withdraw assets from that business for personal use? b. why would the owner withdraw assets other than cash?

*asked on September 7, 2008* -
## alg2

identify the conic section. if its a parabols give the vertex if its a circle, give the center and radius. if it is an ellipse or a hyperbola, give the center and foci. again my teacher said the answer is ellipse with center (-4,4), foci at (-4± V3, 4)

*asked on June 9, 2008* -
## alg

solve log 3x + log9=0 round to nearest hyndredth if necessary

*asked on June 8, 2008* -
## chemistry

where on the periodic table are most natural radioactive nuclides located?

*asked on June 2, 2008* -
## chemistry

give electron configuration for a> Na b) Na+ c) O d)O ^2-

*asked on May 22, 2008* -
## algebra2

find the margin of error for the sample proportion, given a sample size of n=1400. Round to the nearest percent.

*asked on May 12, 2008* -
## Math

A group of students are selling homemade oatmeal cookies at $3 per bag. The students spent $23 on all the supplies to make the oatmeal cookies. Which expression can be used to find the profit made from selling, w, bags of oatmeal cookies, after accounting

*asked on February 20, 2018* -
## physics

a ball is vertically upward with a velocity of 35m/s. how long will the ball reaches the ground?

*asked on August 26, 2016* -
## math help please

x+4/5-x+3/3=-7/15

*asked on May 24, 2010* -
## help factoring this trinomial

2x^2-10x+8

*asked on April 10, 2010* -
## math

you got 4 numbers 7,2,6,8 you can add, subtract, multiply, and divide.. how do those 4 numbers =24 or can they?

*asked on February 24, 2010* -
## is apple a computer or operating system?

is Apple a computer or the computers operating system? or Is mac the computer and apple the operating system?

*asked on December 30, 2009* -
## alg

A union contract calls for 5.2% salary increase for all employees. Determine the new salary for a worker who is currently making $26.500?

*asked on December 14, 2009* -
## reading/english

When studying the world of living things, biologists and other scientists use the scientific process. Observtions along with precious data are used to formulate a hypothesis. New observations and or experiments are carried out in order to test the

*asked on September 30, 2009* -
## reading/english

Carbohydrates are various combinations of sugar units, or saccharides, and are the major energy source for the body. Each gram of carbohydrate contains four calories. The average person requires approximately 2,000 calories per day. Since about 60 % of our

*asked on September 30, 2009* -
## is this a good thesis

Time is precious and precious is time, so why waste it. for procrastination? and would this thesis be a contrast

*asked on May 14, 2009* -
## would this be a metaphor?

1. Dyslexic people are visual

*asked on May 3, 2009* -
## english/speech

list and define two techniques you may use in the conclusion of your speech? and What are transitional sentences and whats their purpose in a speech?

*asked on April 1, 2009* -
## speech/english

this is kinda similar to last nights question We have to write an introduction, thesis, and now part of the body My topic was if I could do anything without getting in trouble, what would it be? My introduction is life is a risk itself, can you imagine how

*asked on March 31, 2009* -
## Speech/english

ok my topic is If you could do anything without getting in trouble what would it be. we have to write an introduction first then thesis for my introduction i keep confusing that with the body i think i'm a little confused with what that should be about but

*asked on March 30, 2009* -
## governernment

explain the role of government in a free enterprise system?

*asked on March 5, 2009* -
## alg

find the inverse of y=6x + 3

*asked on September 23, 2008* -
## alg

the thickness of a book is determined by the thickness of its cover and its pages. the front and back covers of a book like this one are each about 3 mm thick and every 25 pages adds an additional millimeter to the thickness. let nb be the number of pages

*asked on September 10, 2008* -
## world history

what makes studying archaeology so hard?

*asked on September 7, 2008* -
## alg

solve equation g+4/g-2=g-5/g-8 last one still don't get answer my teacher got was 14, however i got 22.. what was my mistake?

*asked on June 9, 2008* -
## algebra

find the margin of error for the sample proportion, given a sample size of n=1400. Round to the nearest percent.

*asked on May 12, 2008* -
## chem

a flask containing 155cm^3 of hydrogen was collected under a pressure of 22.5 kPa. what pressure would have been required for the volume of gas to have been 90.0 cm^3 assuming the same temperature?

*asked on April 26, 2008* -
## math

solve for x x+4/5-x+3/3=-7/15

*asked on May 24, 2010* -
## history

fill in the blank Henry IV of france was a member of the family or house of _____________ which now became the rulng dynasty of france. is it planganet?

*asked on April 20, 2010* -
## math

solve the quadratic equation 5x^2+5x=2 so far i have -5+/- (Radical sign) 65/10... how do i simplify that i know it should be two different real solutions

*asked on April 16, 2010* -
## math

i'm having difficulty understanding radicals.. I don't know how to type the radical sign on here so i'll use parenthesis instead like for instance 17+34 (192)/34 how would u solve that.. also how do u decipher the two multiples of 192 since it's not a

*asked on April 14, 2010* -
## science

what is the salary, range, and amount of schooling needed to be an EMT?

*asked on April 6, 2010* -
## bobpursley

like what are the steps to getting into a hospital is what prehospital means

*asked on April 1, 2010* -
## science

i need a good website about the civilian prehospital experience

*asked on April 1, 2010* -
## western history

Identify, by number, the medieval individuals who were known by the following names: 1. Unraed. 2. Forkbeard. 3. Bloodaxe. 4. the Boneless. 5. Ironside.

*asked on February 24, 2010* -
## bobpursley: math cont

find the equation (in slope intercept form) the line passing through the points with the given coordinate (-1,-1) (-3,-3) ok slope 1 y+3=1(x-(-3) y+3=1x-3 -3 -3 y=x-6.. correct?

*asked on February 23, 2010* -
## math

how do u find the coordinates to graph 2x=10?

*asked on February 21, 2010*

## Pages

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