# Posts by j

Total # Posts: 1,055

Math/Albebra
x^2+y^2=25

Y
what is an arrangement of quantities whose positions are based upon the natural numbers

Unit Cells
what does the pi stand for?

math
2x/5-x/3=3 2x[3]-5[x]=3 6x-5x=3 x=3

Math
6.30* 8.5/100 = 0.54 I THINK SO THATS THE BEST I CAN DO. U ARE PROBABLY SAYING U CAN DO THIS FOR URSELF BUT I DONOT KNOW ANY OTHER WAY.

P.O.B
NAME FOUR DEPARTMENTS OF A TYPICAL BUSINESS AND ONE FUNCTION OF EACH

Chemistry
I THINK SO. BECAUSE IN THIS CASE U WILL KNOW WHICH ONE IS STRONG OR WEAK

Language arts
the verb is plans as sara said and also to visit(the verb to be)

general
11.30% is correct

english
thank u sra. MAY GOD Bless

Math Check
3/x+ 2/x-4 = 3(x-4)+ 2(x)=0 3x-12+2x=0 3x+2x=12 5x=12 x=12-5 x=7 or only if you cross multiply the 3*x-4 which is 3x-12 and put it equal to 2*x which is 2x that could work.

Math
2(7)-3(-3)-4(-1) 14+9+4= 27

Math
815*20/10 =1630

Math
A car travels 815 km in 10 days. at this rate, how far would it travel in 20 days?

Science
I have a what looks to be a silver or platinum ring, it has a diamond chip, but not a full diamond to my knowledge. Inside it is marked with a star then 10k. The star might have something in it but its hard to tell.

managerial economics
A firm uses a single plant with costs C= 160 +16Q +.1Q2 and faces the price equation P= 96 – .4Q. a) Find the firm’s profit-maximizing price and quantity. What is the profit? b) The firm’s production manager claims that the firm’s average cost of production...

physics
A 1000m3 rocket weighing 2.0x10^3 kg is going to be launched into space. On ignition, gas is expelled from the bottom of the rocket at a speed of 2.4x10^3 m/s relative to the rocket. The rate at which the fuel is consumed is 8.02kg/s. Is there a time delay between ignition and...

Calculus
I'm not understanding how you're getting tanTheta as x/20. Tan is opposite/adjacent is it not? Which would make it tanTheta = 15/20

Science
The Opposite. Magic so powerful not even science can explain its existence in over 2 billion years.

physics
4.95 m

spanish
describe que llevas cuando estas en casa. como es diferente de la ropa que llevas a clases? can someone translate that for me?

economics
A New Hampshire resort offers year-around activities: in winter, skiing and other cold-weather activities; and in summer, golf, tennis, and hiking. The resort’s operating costs are essentially the same in winter and summer. Management charges higher nightly rates in the ...

accounting
sold 7500 shares of commond stick at \$86 per share, received cash

College Physics
If you slam your finger in a car door how can you thank Coulomb's Law for the fact your finger wasn't chopped off? I don't understand.

Physics
If you slam your finger in a car door how can you thank Coulomb's Law for the fact your finger wasn't chopped off?

Physics
Come on! That's not the answer. There is something there that I am not getting why it would matter.

Physics
If you slam your finger in a car door how can you thank Coulomb's Law for the fact your finger wasn't chopped off?

MATH
13. 42 ft 14. 656 ft 15. 34 ft 16. 906 m

MATH
FOUND IT

MATH
i need to find the area

MATH
there is a triangle with a base of 2.4 m and both sides are 1.7 m. it is a right triangle. what the heck is the answer? i have an answer sheet and i know the answer is 41 but how do you get that answer?

Finance
An investment of \$7,800 made March 31, 2001 pays \$700 at the end of every six months for five years and pays \$10,000 on March 31, 2006. What rate of interest was being earned every six months?

Math
How do you confirm this? 1500000 square miles to 7334000 square miles in six months is growing at about 22 square miles a minute.

physics
What factors directly affect how much air drag an object experiences?

geometry
Two angles are supplementary. They have measures of (7x+2) and (3x-2), respectively. What is the value of x?

CJS240
I have done that too, that is how I got the list that you gave me.

CJS240
I have looked at these sites and not finding anything here that is what i am looking for. For clarification, I am looking for how the juvenile justice system affects probation

CJS240
Need information on how probation can help in the rehabilitation of juveniles

college

physics
kb

science
is dilution of a solution the answer to acid or base pollution in this world? why?

College Algebra
3logx+2logy-3logq

chem
.070g caffeine dissolved in 4 mL water. caffeine is extracted from aqueous solution 3 times with 2mL portions of methylene chloride. calculate total amount of caffeine that can be extracted into the 3 portions. caffeine has a distribution coefficient of 4.6 between methylene ...

chem
.070g caffeine dissolved in 4 mL water. caffeine is extracted from aqueous solution 3 times with 2mL portions of methylene chloride. calculate total amount of caffeine that can be extracted into the 3 portions. caffeine has a distribution coefficient of 4.6 between methylene ...

algebra
a is a negative real number

chemistry
Using the volume 1.42mL of 95% ethyl alcohol that's required to dissolve 0.3g at 78 C, how do i find how much sulfanilamide that will remain in the mother liquor after the mixture is cooled to 0 C? (at 0 degrees=14mg/mL is the solubility) thanks

organ chem
Using the volume 1.42mL of 95% ethyl alcohol that's required to dissolve 0.3g at 78 C, how do i find how much sulfanilamide that will remain in the mother liquor after the mixture is cooled to 0 C? (at 0 degrees=14mg/mL is the solubility) thanks

Physics
200

SOC120
I am having much difficulty location information on Nigeria which is what I Chose. i cannot use wikipedia as this is not solid info

SOC120
• Compose a 200- to 300-word response to the following: • • Explain urban growth trends in the world’s poorest countries. What causes urbanization in poor countries? • • Choose a major city in a poor, developing country and research how ...

organ chem
Why is thymol only slightly soluble in water, but very soluble in 1.0 M NaOH?

english
gdf

math
Let g(x)=-x^2+4x+1 Find the following g(-1/x)

Math
1+1+1=3 cannot be written as a muliplication sentence because there is no equal groups. Do you agree? Explain.

spanish
what does it mean when it says... que clase de musica es la mas abburida? is that the type of music? like rock, or hip hop, or rap? that kind of question?

physics
A 1 kg block drops from a table and accelerates towards the floor at 10 m/s2. What is the force?

math
Are three collinear points are always also coplanar points.

english
He tends to worry people such as his mom, sister, and Sonia (Sofya). He also likes to make people think a lot such as Porifiry (spell check). That's all i can think of for now. I am also writing this essay haha

(a+15)(a+7)

science
describe the relationship between an element's placement in the periodic table and the number of electrons in its outermost energy level

876t5etretuyjhkolikuyvtcrgf6m7l;8yrf y65n m7ff7 nfn, fn 75mn 556jhni4vhwrjetyjrwb uykwvyvaguk kthiuiqiq i7yi78y7777dkc86uy gye85,ikr,bdbh,cfu

geometry
IF CIRCLE HAS 10 INCH DIAMETER HOW MANY INCHES ARE IN THE CIRCOMFERENCE?

psychology
The Outer Person

Persuasive Essay
why do you think so?

Persuasive Essay
what do you think about the new healthcare reform?

english
Should dying people be kept on life support?

marketing
timeliness in handling a customer's orders, questions a nd complaints is not important. true or false?

compose
if 3.85 L of carbon monoxide was collected over water at 25 degrees celsius and 689 mmHg how many grams of formic acid were consumed?

science
why is the angle of rays of sunlight so important in determining the amount of energy collected by the earth

Lattice Energy
kcl Naf Sro Bao

math
An item regularly priced at is on sale at a discount of . What is the sale price of the item?

algebra
what would be the cost of something that is on sale for 40% off if the regular price is \$180

chemistry 11
mrs. lawsons chem ll? tfox?

economics
How does the devaluation of a currency reduce or increase a trade deficit? Can you give a real world example?

Facility Planning
has anyone done a paper about hospital/clinic that is being renovated or needs re-construction?

social studies
according to maslow,our lowest or most fundemental needs and motives center around a:issues of esteem b:the need for love and belonging c:self-actualization d:physical needs

physics
Nah bobpursely is definitely wrong. Anyone know how to solve this?

Physics

chemistry
Hydrochloric acid can be prepared using the reaction described by the chemical equation: 2 NaCl(s) + H2SO4(l) ----> 2 HCl(g) + Na2 SO4(s). How many grams of HCl can be prepared from 393 g of H2SO4 and 4.00 moles of NaCl?

Gr. 12 Data MAnagement
Don't know why, that's just what the back of the book says :s

Gr. 12 Data MAnagement
wrong its 210

algebra word problem
I still don't understand it

algebra word problem
find three consecutive positive numbers such that the product of the first and third minus the second, is 1 more than 6 times the third

science-chem
25 mL = .025 L, not .25L

science
Use kinematics to calculate the height for the firstball, which is Vf=0 a=9.8 t=1.5 because you take the total time it take to go up and come back down and divide it by 2. 3/2 = 1.5 getting an initial velocity of Voy= 14.7m/s V = t(9.8) = 1.5(9.8) = 14.7 This must have the ...

check geo
wue5u6e5eu63w5u

math
Train A and B are traveling in the same direction on parallel tracks. Train A is traveling at 60 mph and Train B is traveling 64 mph. Train A passes a station at 7:15 AM. If Train B passes the same station at 7:45 AM, at what time will Train B catch up to Train A?

calculus
Carbon-14 is a radioactive substance produced in the Earth's atmosphere and then absorbed by plants and animals on the surface of the earth. It has a half-life (the time it takes for half the amount of a sample to decay) of approximately 5730 years. Using this known piece ...

math
No

pre calc
Find a linear factorization of: f(x) = x^3 + 5x - 6. thanks.

chemistry
The oxidation reaction would be K yields K+ + e- (When adding the reduction-half and oxidation-half, the oxidation equation will be multiplied by 2.) Hope this helps.

Chemistry
You have to balance the charges of the ions in the compound. Fluorine has a charge of -1, so when magnesium replaces the iron (III), the new compound is MgF2. Now all that is left to do is balance the reaction. The sulfate group has a charge of -2, meaning lithium sulfate is ...

chemistry
An aqueous solution with a pH of 3.00 is diluted from 2.0 L to 4.0 L. Wht is the pH of the diluted solution?

yes =}

com
Prepare a 1,050- to 1,750-word paper in which you analyze the ethical and legal aspects associated with harrassment, addressing the following topics in your paper: 1.Describe the current moral and ethical issues faced by managers involving your selected topic. 2.Explain how ...

math
You can tell this isn't a page dealing with English because no one here knows how to speak it properly.

Economics (MRS)
Aargh font didn't come out right. I meant MRS of U(x,y) = (xy)^0.5 (ie sqaure root of xy) and (x+y)^0.5.

Economics (MRS)
What is the marginal rate of substitution for U(x,y) = ãxy? ,ã(x+y)?

boy scouts
what is the meaning of life

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