Questions Asked on
September 27, 2009

AP Chemistry
C2H2(g) + 2H2(g) > C2H6(g) Information about the substances involved in the reaction represented above is summarized in the following table: C2H2(g) 226.7 kj/mol C2H6(g) 84.7 kj/mol [the values are the change in enthalpy] a. write the equation for the
asked by Anonymous 
Chemistry
When 0.100 mol of carbon is burned in a close vessel with 8.00g of oxygen, how many grams of carbon dioxide can form? Which reactant is in excess, and how many grams of it remain after the reaction?
asked by Jasmine 
Chemistry
Calculate the mass of each product formed when 43.82g of diborane (B2H6) reacts with excess water: B2H6(g) + H2O(l)> H3BO3(s) + H2(g)
asked by TeeJay 
physics
Cars A and B are racing each other along a straight path in following manner: Car A has head start and is a distance dA beyond starting line at t=0. The starting line is at x=o. Car A travels at constant speed vA. Car B starts at starting line but has
asked by help 
Physical Science
Two balloons are filled with an equal volume of air. One is put in the refrigerator for one hour, while the other is heated in a slightly warm oven. Identify which balloon is which, and explain why.
asked by Nathan 
Chemistry
Potassium nitrate decomposes on heating, producing potassium oxide and gaseous nitrogen and oxygen: 4KNO3(s)> 2K2O(s) + 2N2(g) + 5O2(g) To produce 56.6 kg of oxygen, how many (a) moles of KNO3 must be heated? (b) Grams of KNO3 must must heated?
asked by Telicia 
CHEMISTRY
Hydrogen cyanide, HCN, can be made by a twostep process. First, ammonia is reacted with O2 to give nitric oxide, NO. 4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(g) Then nitric oxide is reacted with methane, CH4. 2 NO(g) + 2 CH4(g) → 2 HCN(g) + 2 H2O(g) +
asked by DAWN 
Chemistry
Two successive reactions, D>E and E>F, have yields of 48% and 73%, respectively, What is the overall percent yield for conversation of D to F?
asked by Jamie 
math
a container is filled with 56 litres of pineapple juice. 8 litres of pineapple juice are extracted and the container is refilled with mango juice. the content of the container is thoroughly mixed and 8 litres of the mixture are extracted and the container
asked by shahroze 
physics
A gymnast of mass 61.0 kg hangs from a vertical rope attached to the ceiling. You can ignore the weight of the rope and assume that the rope does not stretch. How do I calculate the tension T in the rope if the gymnast hangs motionless on the rope? Also,
asked by Dreskillz89 
Maths
As water drains out of a 2000L hot tub, the amount of water remaining in the tub can be modelled by the function V=0.00002(100t)^4 , where t is the time, in minutes (t is greater than or equal to 0 and less than or equal to 100), and V is the volume of
asked by Lucy 
Chemistry
I am trying to answer my questions for thermal decomposition of malachite lab. I have moles of malachite in 1g= 0.0045 moles of Cuo produced= 0.0009 ratio of moles of Cuo produced per moles of malachite decomposed=0.0045/0.0009=5.1 the balanced euation =
asked by valerie 
Physics
An object is allowed to fall freely near the surface of an unknown planet. The object falls 80 meters from rest in 5.0 seconds. The acceleration due to gravity on that planet is? Would the answer be 16?
asked by Hannah 
Chemistry
why is barium more reactive than magnesium?
asked by mike 
Physical Science
How is the air similar to a sponge?
asked by Nathan 
Chemistry II
Acetone, C3H6O, is the main ingredient of nail polish remover. A solution is made up by adding 35.0mL of acetone(d=0.790g/mL) to 50.0mL of ethyl alcohol,C2H6O(d=0.798 g/mL). Assume that the volumes are additive. From this information calculate the molarity
asked by Mandy 
Physics  HELP
An airplane is heading due south at a speed of 515 km/h. A wind begins blowing from the southwest at a speed of 100 km/h (average). (Hint: First draw a diagram.) (a) What is the velocity (magnitude and direction) of the plane relative to the ground?
asked by Anonymous 
chemistry.
What is the empirical formula of a compound that contains 29% Na, 41% S, and 30% O by mass?
asked by mary. 
country report
Waht kind of music do they listen to in Thailand? I'm doing a project about Thailand and as an idea, I thought of either playing traditional music or bringing in Thai food. I'm not sure where to find Thai music (or info about music in Thailand) though.
asked by Gabriella 
Chemistry
You have a 22L cylinder of helium at a pressure of 150atm and a temperature of 31C. How many ballons can you fill, each with a volume of 5.0L, on a day when the atmospheric pressure is 755mmHg and the temperature is 22C?
asked by Eric 
Physics  HELP
A rescue plane wants to drop supplies to isolated mountain climbers on a rocky ridge 235 m below. The plane is traveling horizontally with a speed of 280 km/h (77.8 m/s). (b) Suppose, instead, that the plane releases the supplies a horizontal distance of
asked by Anonymous 
Chemistry II
Acetone, C3H6O, is the main ingredient of nail polish remover. A solution is made up by adding 35.0mL of acetone(d=0.790g/mL) to 50.0mL of ethyl alcohol,C2H6O(d=0.798 g/mL). Assume that the volumes are additive. From this information calculate the molarity
asked by Mandy 
Chemistry
You have a 22L cylinder of helium at a pressure of 150atm and a temperature of 31C. How many ballons can you fill, each with a volume of 5.0L, on a day when the atmospheric pressure is 755mmHg and the temperature is 22C? I know I use PV=nRT, but what
asked by Eric 
Physics
A ball thrown straight upward returns to its original level in 2.30 . A second ball is thrown at an angle of 38.0 degrees above the horizontal. What is the initial speed of the second ball if it also returns to its original level in 2.30 ?
asked by Julia 
physics
A rescue plane wants to drop supplies to isolated mountain climbers on a rocky ridge 235 m below. The plane is traveling horizontally with a speed of 280 km/h (77.8 m/s). (b) Suppose, instead, that the plane releases the supplies a horizontal distance of
asked by DJ 
physics
A ball is thrown vertically into the air and when it returns after an interval of 2 seconds it is caught. What is the acceleration of the ball after leaving the hand? I have no idea how to solve this!
asked by Jake 
chemistry.
Which hydrocarbon pair below have identical mass percentage of C? A: C3H4 and C3H6 B: C2H4 and C3H4 C: C2H4 and C4H2 D: C2H4 and C3H6 E: None of the above My answer is E...Can any one help me?
asked by Jimmy 
physics
A man of mass 82 kg is using crutches. the crutches make an angle of 26 degrees with the vertical. Half the person's weight is supported by the crutches. Assuming that the person is at rest, find the magnitude of the force supported by each crutch. the way
asked by Hannah 
geometry again again again again
If angle AFB= 8x6 and angle BFC= 14x +8, find the value of x so that angle AFC is a right angle.
asked by Monique N. 
physics  HELP
The average speed of a nitrogen molecule in air is about 686 m/s, and its mass is 4.85×1026 kg. If it takes 3.78×1013 s for a nitrogen molecule to hit a wall and rebound with the same speed but moving in the opposite direction. a)what is the magnitude
asked by Anonymous 
Calculus
Find the linearization of f(x)= sqrtx at x=25 and use the linearization to approximate sqrt25.2 This is my math: 5+ 1/10 * (25.225) but it's wrong.
asked by Z32 
math
use a commutative law to find an equivalent expression pq. an equivalent expression pq is= subtract the following 9(3)=
asked by Joe 
Physics (repost)
(I'll try to describe this the best I can, it's a little hard without showing a picture) This question deals with projectile motion: An archer is standing 150 meters above another archer 450 meters away [so visually the 150m and 450m make the right angle].
asked by Nikki 
Algebra 2B
Let f(x) = x^2 + 5 and g(x) = x – 7. Perform each function operation. Then find the domain of each. 1. f(x)/g(x) 2. f(x)2g(x) 3. f(x)*g(x)
asked by Fee 
physics
A person standing at the edge of a seaside cliff kicks a stone over the edge with a speed of vi = 11 m/s. The cliff is h = 47 m above the water's surface, as shown below.
asked by steph 
physics
Cars A and B are racing each other along a straight path in following manner: Car A has head start and is a distance dA beyond starting line at t=0. The starting line is at x=o. Car A travels at constant speed vA. Car B starts at starting line but has
asked by help 
Physics
A man of mass 82 kg is using crutches. the crutches make an angle of 26 degrees with the vertical. Half the person's weight is supported by the crutches. Assuming that the person is at rest, find the magnitude of the force supported by each crutch. the way
asked by Hannah 
Physics
Measuring coefficients of friction. A coin is placed near one edge of a book lying on a table, and that edge of the book is lifted until the coin just slips down the incline. The angle of the incline Theta C, called the critical angle, is measured. (a)
asked by Mandy 
english
I need help!!!I am suppose to find the sentence with an error in Fragments, Comma Faults, Fused Sentences (errors that result when part of a sentence is punctuated as a complete sentence or two complete sentences are incorrectly joined) a. Unlike many of
asked by Abriel 
physics
The distance from an observer on the plain to the top of a nearby mountain is 5.3 km, and the angle between this line and the horizonatal is 8.4 degrees. How tall is the mountain?
asked by Zoomba21 
Chemistry II
Acetone, C3H6O, is the main ingredient of nail polish remover. A solution is made up by adding 35.0mL of acetone(d=0.790g/mL) to 50.0mL of ethyl alcohol,C2H6O(d=0.798 g/mL). Assume that the volumes are additive. From this information calculate the molarity
asked by Mandy 
french
can someone help me with my french homework
asked by kat 
physics
A boat crosses a river, which is 60 meters wide in 15 seconds. Upon crossing, the boat, which had headed straight across the river, ended up 20 meters downstream. A). What was the speed of the boat in still water? B). At what speed does the river flow? C).
asked by Dreskillz89 
physics
We consider a man of mass m = 85 kg as shown in the figure below using crutches. The crutches each make an angle of è = 26o with the vertical. Half of the person's weight is supported by the crutches, the other half is supported by the normal forces
asked by m2a 
health
· Post a 200 to 300word response to the following: Compare cost control strategies of employersponsored health plans, in which employers buy from insurance companies, to selffunded health plans, in which employers cover costs of benefits. Include the
asked by Anonymous 
physics
A person jumps from a window 57 meters high and is caught in a firefighter's net which stretches 0.6 meter. To the nearest tenth of a m/s^2, what is the magnitude of the person's acceleration in the net?
asked by Trevor 
Pre Calculus
use a calculator to find approximate solutions of the equation. 8.06x^2+25.8726x25.047256=0
asked by Carol 
physics
A bowling ball is released at the near right corner of a bowling lane and travels 19.1 m at an angle of 3.0 degrees with respect to the lane's length. he ball reaches the far left corner of the lane, where it knocks down the "7" pin. What is the width of
asked by Zoomba21 
Agebra
A 12ft. board is cut into two pieces so that one piece is 8 ft. longer than 3 times the shorter piece. If the shorter piece is x feet long, find the lengths of both pieces
asked by Ursula 
accounting
ann, irene, and bob incorporate their respective businesses and form Dove Corporation. Ann exchanges her property (basis of $100,000 and fair market value of $400,000) for 200 shares in Dove corporation on March 1, 2005. Irene exhanges her property (basis
asked by lynn 
chemistry
A vial containing water, its lid, and an AlkaSeltzer tablet are placed on the pan of a balance. The reading on the balance is 12.8 g. The tablet is dropping into the water and the vial immediately sealed. The tablet becomes smaller and eventually
asked by MARYY 
To "chidera"
Please do not post anything that is copied from another website unless you give the source. For example, you wrote, "well plate tectonics form mountains,volcanoes. so plate tectonics affects sedimentation by using it to build up the mountains or volcanoes.
asked by Writeacher 
Chemistry II
A syringe with a movable piston, contains 0.057g of carbon dioxide gas at 23.5C. If the pressure in the syringe was 953mmHg, what would be the volume of the gas in the syringe? I got 2.59L, but it was wrong.
asked by Mandy 
Chemistry II
Eugenol, the active ingredient in cloves, has a formula of C10H12O2. What is the boiling point of a solution containing 1.14g of eugenol dissolved in 10.0g of benzene? The boiling point of benzene is 80.1C and the boiling point elevation constant for
asked by Mandy 
social subjects
which tribe controlled northWESTERN Florida?
asked by anna 
Geometry
Rays PQ and QR are perpendicular. p;oint S lies in the interior of angle PQR. If angle PQS equals 4+7a and angle SQR equals 9+4a, find the angle PQS and angle SQR. Can you please help me, I don't understand it.
asked by Monique N. 
Stats
The height of adult women in the U.S. is normally distributed, with a mean height of 64 inches and a standard deviation of 3 inches. With this in mind, answer the following: a) The shortest 10% of women are shorter than what height? b) The middle 75% of
asked by CM 
mba
(Default risk) You buy a very risky bond that promises a 9.5% coupon and return of the $1,000 principal in 10 years. You pay only $500 for the bond. a. You receive the coupon payments for three years and the bond defaults. After liquidating the firm, the
asked by andre 
Calc
Differentiate this. x^2  sqrt(3)xy + 2y^2 = 5 Can someone show me?
asked by Morgan 
math
HISTORY TEST You take a history test that has 100 regular points and 8 bonus points. You get a score of 91, which includes 4 bonus points. Let x represent the score you would have without the bonus points. Which equation represents this solution? Solve the
asked by valeria 
physics  HELP
A 62.9 kg spacewalking astronaut pushes off a 697.0 kg satellite, exerting a 117.0 N force for the 0.977 s it takes him to straighten his arms. How far apart are the astronaut and the satellite after 3.57 min?
asked by Anonymous 
statistics
A box of marbles contains an equal number of red marbles and yellow marbles but twice as many green marbles as red marbles. Draw one marble from the box and observe its color. Assign probabilities to the elements.
asked by Sharon 
Algebra
monthly budget of $5,000 lABOR $1,835 what percentage of the monthly budget is spent on labor? Miscellaneous items 1,015 what percentage of the total monthly budget is spent on miscellaneous, Material 18% how much do material cost? Rent & Utilities 25% how
asked by Anonymous 2 
Speech
PLEASE, Can some one please help me complete the SECONDARY SUPPORT for this speech topic outline? Thesis Statement: My failures in high school taught me three important lessons in life. Primary Support 1 : I realized the importance of hardwork Secondary
asked by Angel 
AP US history
In the early 1700's, what problems did the Connecticut river valley colony have? and what disadvantages of the area did they find? I've been looking everywhere but this was after the Pequot war and I can't find anything. Thanks so much!
asked by anonymous 
math
Separate the fractions 2/6,2/5,6/13,1/25,7/8and 9/29into two categories: those that can be written as a terminating decimal and those that cannot. Write an explanation of how you made your decisions. b. Form a conjecture about which fractions can be
asked by Anonymous 
accounting
Enron: Why didn’t more whistleblowers come forward, and why didn’t some make significant difference? How would whistleblowers have been encouraged?
asked by firouzeh 
physics
The figure below shows two objects with masses m and M which are connected with a taut string running over a pulley. The pulley rotates without friction. The two masses are given as M = 393 g and m = 181 g. A second taut string connects the heavier object
asked by m2a2 
chemistry
how can spectra be used in chemical analysis?
asked by jessica 
English
1. He is so kind to help me. (Is this correct? What other expressions can we use?) 2. I don't spend a lot of money in buying things. 22. I don't spend a lot of money on buying things. (Which is correct? Which preposition do I have to use before 'buying'?)
asked by Tom 
Algebra
Knowing the given conditions, write the equation of the circle. Center at (4,2) and the circle passes through (1,1). Please help!
asked by Bree 
Math
your profit P is determine by subtracting the cost C(the amount of money it costs to operate a business) from the revenue R(the amount of money you earn from selling your product). profit can be represented algebraically by the equation:
asked by Pete 
Science
What is the term for the number of times a wave passes a point in given amount of time
asked by Mario 
Algebra
Find the equation of the circle when the center is at the origin and the radius is 6. Thanks!
asked by Bree 
algebra
A cellular phone company offers a contract for which the cost C, in dollars, of t minutes of telephoning? is given by C=0.25(t600)+ 79.95, where it is assumed that t>=600 minutes. What times will keep costs between $119.45 and $162.70? For the costs to be
asked by jeanette 
Math
solve using the multiplication principle. don't forget to perform a check. 12x=96 the solution is x=
asked by Tom 
physics
A particle experiences a constant acceleration that is south at 2.50 meters per second squared. At t=0, its velocity is 40.0 meters per second east. What is its velocity at t=8.00 seconds?
asked by Need Help 
senior project
How can I do a good senior project about obesity in america? what are some things i can do? how can i do community service about it? what are some other ways i can make it unique and different from others? need more ideas please
asked by Peter 
Physics
(I'll try to describe this the best I can, it's a little hard without showing a picture) This question deals with projectile motion: An archer is standing 150 meters above another archer 450 meters away [so visually the 150m and 450m make the right angle].
asked by Nikki 
Math
Candid apples sold at $2.28 each, plain apples at $1.19 each. How much total revenue would result from selling all the candid apples & plain apples?
asked by Pete 
social studies
why should immigration to canada be decreased?
asked by victoria 
precalc. please help:)
(square root y3)^2=(1square root 2y4)^2. how do i do this???? i am clueless, pleaseeee help!!!! i^7. how do I do this please describe! thanks for your time and help, I really appreciate it:)
asked by kennedy 
science
instruction on building a 7th grade greenhouse project.
asked by Anonymous 
Physics
A baseball is thrown vertically upward with an initial velocity of 20m/s. The maximum height gained by the ball is? I do not understand this problem!
asked by Jake 
Stats
Suppose that you find out that 20% of all babies say their first word by the time they are 13 months old, and that 90% of all babies say their first word by the time they are 22 months old. Assume that the age at which a baby says its first word is
asked by CM 
Geometry again
Find the measure of angle T if the measure of angle T is 20 more than 4 times its supplement.
asked by Monique N. 
chemistry
this is a question for a lab experiment...in the lab we got 2 empty vials and were supposed "eyeball" 1.0g of NaCl into each of the vials using a vial with NaCl in it already as a sample. Then we weighed the filled vials on analytical balance and recorded
asked by Jen 
Animal FarmEnglish
Has anybody read Animal Farm? What animal hides during the Battle of the Cowshed?? I can choose from Mollie,Jessie,Clover,or Boxer..I think its Jessiehelp
asked by Karen 
chemistry
How much volume in liters will 100.0 g of oxygen occupy at 100 0C and 100 atm pressure?
asked by Anonymous 
COM 220
I need help with locating biased and fallacies in this transcript: Could you please help me? Campaigner: There is only one man who can rid the politics of this State of the evil domination of Boss Jim Gettys. I am speaking of Charles Foster Kane, the
asked by Tisha Skipwith 
English
1. Giraffes are much taller than lions and elephants. (Does this sentence mean that giraffes are much taller than the height of lions plus the height of elephants?) 2. Giraffes are much taller than lions or elephants. (I think 'or' is much better. What is
asked by Tom 
Algebra
I had to solve (1004x)/3=(5x+6)/(4)+6. I converted the fractions into twelfths, but from there I didn't know how to isolate the x's. How can you get them on there on side when they're partr of a fraction? Would you please be able to show me step by step
asked by Jaymie 
Math
divide if possible 28/14 select the correct choice below & fill in any answer boxes in your choice. a. 28/14= b.the answer is underfined
asked by Joe 
Algebra 1A
simplify 35xy/42x= type an integer or a fraction. thanks
asked by Sara 
Algebra
I'm trying to learn the difference between conditional and identity equations. Can you please check my work?? 12). 3(x+2)=5x+4. I said conditional because on the one side x needed to equal negative two while on the other, it needed to equal .8. 15).
asked by Bajisha 
Algebra 1A
SIMPLIFY: 96*1117= DIVIDE IF POSSIBLE 3/23/(1/23SELECT THE CORRECT CHOICE BELOW AND FILL IN ANY ANSWER BOX A. 3/23/(1/23) SIMPLIFY WITH AN INTEGER OR FRACTION B. THE ANSWER IS UNDEFINED.
asked by Terri 
english
why do teenager got an unwanted pregnancy an early marriage?
asked by hana 
Calculus  First Derivatives
Find K'. Y = K^(0.25) * L^(0.75).... relates to CobbsDouglas function (dL/dK) = 0.25 (K/L)^(0.25) I got to this.... but answer is... (dL/dK) = 0.25 Y/L
asked by Anonymous 
mathematics
20*11= 20+100=
asked by Tom 
Math/Statistics
I don't get how to do this...can anyone help? 1. In a large box are 20 pingpong balls—10 of them are red and numbered 1 through 10, and the other 10 of them are green and also numbered 1 through 10. Two balls are selected from the box without
asked by John 
Advance Biology
What carries secretions for export from cell? What buds off lysosomes?
asked by Anonymous 
algebra 2 trig
i need to find out how to solve this problem: 9x+2 7  +  3x^22x8 3x^2+x4
asked by eden 
Math
Budget $80,000 & $38,000. 25% OF THIS BUDGET WILL BE USED TO RENT BUSINESS SPACE & PAY FOR UTLITIES.Write an algebraic expression that indicates how much money will be spent on business space & utilities. Don't solve. How much money will rent & utilities
asked by Billie 
social studies project
where can i get help on the miccosukee tribe?
asked by anna 
Math
How do I multiply fractions with different denominators? Do I always do cross multiplication? EX: Xy, when X = 5/16 and y = 7/15. 2. How do I write 12/5 as a whole number?
asked by Sonia 
Physics
Two ropes exert forces holding a suspended box having a mass of 100 N at rest. If one rope is at an angle of 30o to the horizontal and exerts a force of 40 N along the rope, what is the tension on the other rope and what is the angle between the rope and
asked by Dreskillz89 
French
Student A: Estce que tu aimes voyager? Student B: Oui, j'aime voyager. Please make any corrections, thanks.
asked by Anna 
Science HELLPP!!
a farmer wants to choose the most efficient way of producing meat. She compares the rate of food consumption of one steer and 300 rabbits (which have the same total mass). She measures their relative rates of converting the food into biomass. Copy the
asked by Jodi 
Language Arts
Does anyone know a website where I can find the setting, characters (and so on) in a book called Cam's Quest?
asked by Anya 
French
Student A: Estce que tu adores skier? Student B: Non, je niame pas adores skier. please make any corrections thanks:D
asked by Anna 
religious education
i need to write an essay about discrimination. it needs to be 5000 words (i know!) please could someone help me find some good sites that i can get some info on. i might be asking again if i get stuck thanks in advance :)
asked by massey 
history
What were some contributions made to the bahamas by loyalists?
asked by Brannico 
Sociological Perspectives
I would like to know the differences between interpretevist and interactionist??? secondly..how social world is constructed according to interactionist.. is it through MEANING,SELF CONCEPT,NEGOTIATION,CATEGORIZATION??? the critics of interactionism are
asked by Taskeen 
Reading
A rubic jacket on a book report?
asked by 6th Grade Rubric 
English
How do the charaters in dracula differ in their view of love?
asked by Jessica 
geology
speaking of clastic sedimentary rock provide a overview of how plate tectonics affects sedimentation. answer the following question where do sedimentary rocks orginate? A~ orginate from rock and mineral debris that are produced from the weathering and
asked by A~ 
Business Communication Studies
Is it ethical to suggest that an offer is "for a limited time" when you have no immediate plans for changing the terms of the offer?
asked by Cassie 
college/accounting
You have been offered the opportunity to purchase a franchise of Sunshine Juice Stores. You will have to pay $258,635 for the initial investment in the store and its equipment, plus $30,000 per year for the lease payments and the franchise fee. The
asked by faye 
geometry again again again
Two angles are supplementary. one angle measures 12 degrees more than the other. Find the measures of the angles.
asked by Monique N. 
math
x^4y^2 when x=5/6 and y = 3/5 pls help .. i don't get this
asked by Tasha 
biology
What is the difference between genetic mutation and transgenic organisms?
asked by Heidi 
Physics
What is the value of a if the object is moving with constant velocity? What does this equation reduce to in such a case?
asked by Vicki 
physics
The coefficient of static friction is 0.604 between two blocks. The coefficient of kinetic friction between the lower block and the floor is 0.115. Force F causes both blocks to cross a distance of 3.93 m, starting from rest. What is the least amount of
asked by Anonymous 
Macroeconomics
All houses in LA pay for weekly trash service. I pay $45 per quarter to have trash removed from my house once a week. My neighbor, the little old lady next door, always has much less trash than we do. I believe it would be good for the total economy if all
asked by Atan 
Language Arts
Does anyone know a website where I can find the setting, characters (and so on) in a book called Cam's Quest?
asked by Anya 
History
I am having an extremely hard time finding anything on education during 18901920; I can't find enough or hardly any information that is useful. I have googled all I can... Help! Thanks
asked by Brandon 
science
what is the correct definition for centimeter?
asked by haneen 
science
Technician A and Technician B are examining the same substance. Technician A records the mass, volume, and weight of the substance and decides that it is sugar. Technician B records the melting point, density, and boiling point of the substance and decides
asked by jane 
chemistry
51. What is the mass of 4.2 kg of gold when it is transferred to a planet having twice the gravity of earth? 71. You have a mixture of salt and sand that must be separated by using physical changes only. Describe what you would do to prepare dry samples of
asked by Jess 
health
Write a 700 to 1,050paper responding to the following: You have recently been employed by a small local hospital as an administrative assistant in the emergency room. The hospital does not provide any behavioral health services. You are assigned the task
asked by josh 
6th grade
need help with my hypothesis
asked by Science Expo Project 
math
describe the situation from the veiwpoint of each person. during a year a person saves 12oo dollars and another person spends 500 dollar. which real number corresponds to saves 1200 dollars. type a negative number with a negative sign, or type a positive
asked by Cathy 
French
Student A: Estce que tu vas faire du shopping? Student B: Oui, je vais faire du shopping.
asked by Anna 
Math
simplify 35xy/42x= type an integer or fraction. solve using the multiplication principle. don't forget to perform a check. 12x=96 the solutionis x= thanks
asked by Jim Help Please 
MATH
EVALUATW (8B)^2 AND 8B^2 WHEN B=10. (8B^2)= 8B^2= SOLVE USING THE ADDITION PRINCIPLE. 3.8=S=0.1. THE SOLUTION IS S= THANK YOU
asked by Jamie 
Algebra
i tried to figure out if 5/3 would be a solution for 6x^211x35=0. i got 0.21 on the left side. is this close enough to 0 that it would count because my book said it was indeed equal to the right side.
asked by Aliviah 
Trigonometry
Given that a^2+b^2=2 and that (a/b)= tan(45degee+x), find a and b in terms of sinx and cosx. I don't know what i'm supposed to do, and i don't come to an answer! Help, thanks! my workings: tan(45+x)= (1+tanx)/(1tanx) a/b = (1+tanx)/(1tanx)
asked by Marrion 
Quadratic
This is the question: "Find the values of b and c for which x^2+bx+c is a factor of 2x^33x^23x5." I was suggested to use long division, but how do i do long division when i don't know what b and c are??
asked by Marrion 
ICT
What is the weather going to bein the following states Lagos Oyo Benie Borno Niger
asked by Tom 
algebra
Graphthe equation y plus 6 equals 1/8(x2 1/8x  2/8 add 2/8 to 6, so 61 times 8/8 makes it 48/8 plus 2/8 is 50/8 mx plus c would be 1/8 plus 50/8. Is this correct so afr? If so how do I graph 50/8? Do I just put at 50 on the y axis and do 1/8 rise over
asked by Elisa 
GERMAN
Hallo Leute! kann jemand Franz Kafka : Brief an den vater zusammenfassen? Zirka 10 Sätze. vielen dank!!!!
asked by Lulu 
French
What's the difference between imparfait and passe compose?
asked by Rose 
study skills
List 10 things a new high school student can do to be more organized. I have 1. Keep a planner 2. Don't procrastinate on your homework. 3. Keep your study space for studying only. 4. Keep a calander so you can schedule after school activities. 5. Have
asked by Cassandra 
science
what is a ernmeyer flask and a granulated cylander used for?
asked by colin 
social studies
what are causes and effects of the civil war?
asked by john 
english
What country did JingMeis parents come from?
asked by Two Kinds 
science
Independent Variable Manipulated Variable What will you be changing in the experiment?
asked by Varibles and Hypothesis Worksheet 
Algebra 1A
Solve: 38,250+80,000+22,2500.25(80,000+38,250)=
asked by Mel 
Algebra
Oven temperature will increase by 45 degrees fahenheit per minute. when the oven is turned on the temperature is 70 degrees farenheit. what will the temp. of the oven be after 7 minutes? write an expression & explain answer. Help please!
asked by Anonymous 2 
Math
write an expression that illustrates the total cost of all baked goods in this scenario using the variable s to represent the cost of scones& the variable c to represent the cost of cookies simplify expression by combining like terms. You bake two baking
asked by James 
Math
Write each phrase as an algebraic expression. 1.Seven less than n 2.A number less eleven 3.24 divided by some number 4.The quotient of 15 and w. 5.Three more than x.
asked by Anonymous 
Biology
What is a nonmembranous organelle? What is surrounded by double layer of membrane with pores?
asked by Jennifer 
French
Student A: Estce que tu désires aller en vacances à Chamonix? Student B: Oui, je désire aller en vacances à Chamonix. please make any corrections thanks:)
asked by Anna 
social studies
Immigration to canada SHOULD be decreased.
asked by victoria 
Biology
I have two more questions. What carries secretions for export from cell? How do proteins and other substances get from ER to Golgi apparatus?
asked by Jennifer 
History
Bootlegging meant boom,time for the bahamas explain what this means.
asked by Brannico 
History
The treaty of Versailles 1783 contributed to an inflax of loyalists to the Bahamas Explain Your postion in agreement or disagreement.
asked by Brannico 
French
Student A: Estce que tu préfères jouer au foot ou faire du footing? Student B: Je préfère jouer au foot. please make any corrections, thanks
asked by Anna 
Please Help
Can someone please take a look at my french posts, thanks.
asked by Anna 
Sociology Modern Iran
I'm doing a presentation on how the youth in Iran respond to the laws and regulations of the Islamic Theocratic regime. However, Im having trouble finding good sources, especially about specific social injustices that are occurring, like what can't they
asked by Matt 
Algebra
how to rewrite the expression using the inverse operation?
asked by jack 
Math
Two cards are drawn without replacement from an ordinary deck of 52 playing cards. What is the probability that the second card is a number card, if the first card was a queen? The face cards are King, Queen, Jack. The number cards are ace – 10.
asked by B 
math
9/25 divided by 4/5  1/10
asked by katherine 
math
k + 9 greater than 12
asked by saif 
microbiology
How could we prepare now? What companies could I work for?
asked by rage 
physics
For some reason i cant get this question. If someone can help that would be great. Thanks. In a pickup game of dorm shuffleboard, students crazed by final exams use a broom to propel a calculus book along the dorm hallway. If the 3.5 kg book is pushed from
asked by manny 
French
Student A; Estce que tu vas faire du shopping Samedi? Student B: Oui, je vais faire du shopping Samedi. sorry I forgot to add Samedi in my other post
asked by Anna 
Biology
What monomer makes up a nucleic acid?
asked by Anonymous 
Psychology
Underlying causes of unipolar and bipolar disorders
asked by Stephanie 
college/accouting
A fastfood establishment is thinking of buying a new cooking grill and refrigeration unit. The costs of these new machines are $12,500 and $9,000, respectively. The installation costs of the new equipment will run about $800. It is estimated that 10% more
asked by faye 
English 9th grade
Is Sam going to sleep early tonight: declarative imperative exclamatory interrogative. I didn't fill out the answer causing me to get it wrong. I thought it was an declarative.
asked by melissa 
geometry again again
The measure of an angle's supplement is 44 less than the measure of the angle. Find the measure of the angle and its supplement.
asked by Monique N. 
History
What is the Psychological Perspective of the womens movement?
asked by lisa 
chemistry
What clear liquid has a density of 0.814 g/mL but is not an alcohol?
asked by Dana 
math
x + y + z when x = 6.059; y= 3.884, z = 15.710 2. 19 (2.65)
asked by julia 
physical geology
do you have any insight into how plate tectonics affects sedimentation?
asked by A~ 
physical geology
I need an overview of how plate tectonics affect sedimentation, im just not getting it
asked by p 
Science
I have to remember to gather enough materials to perform repeated trials minimum of three repeated trials. I have five dogs but my teachr says i should only do 1 i really want to do 5
asked by 6th Grade School Science Expo Timeline 
college algebra
advertising expenditures in the United States were $244 billion in 2000 and $245 billion in 2003. Let x be the number of years after 2000 and estimate advertisting expenditures in 2007.
asked by olivia 
Maths
I have to complete a data sheet for the Chicago Bulls to include Top 5 players,their salaries heights and weights. I also need the last 5 match results and last 5 crowd attendances. I'm struggling to find some of this information. Any ideas? Thanks
asked by Lewis 
Algebra
suppose your profit for one day is $1,281 & the cost of running the business for the day is $1,463. What is the revenue for that day? explain your answer THANK YOU!!
asked by Billie 
Chemistry
what are electronegativity, electron affinity, and ionization energy?
asked by mike 
Business
what's are general environmental challenges of international management that a manager faces in the global environment that she would not face in a domestic one
asked by Bryan 
science
project topic is which food or treat your pets like the best? So what manipulated variable will I be changing in my experment?
asked by Varibles and Hypothesis Worksheet 
Calculus
[Linear Approximations and Differentials] I tripled checked my work but I'm still not getting the correct answer. y=3x^2 x=3 & delta x =0.2 I get 3(3.2)^2  3(3) = 21.72
asked by Z32 
CHEMiSTRY PLEASE HELP
What is the mass of 4.2 kg of gold when it is transferred to a planet having twice the gravity of earth?
asked by Jess 
6th grade Art
Draw your hand in 3 different appropriate positions. Include nails and all of the creases in your skin. Add values and contrast. Fill in the entire picture plane. Include a background
asked by 6th Grade MP1 Sketchbook Assignments 
6th grade Art
Draw your hand in 3 different appropriate positions. Include nails and all of the creases in your skin. Add values and contrast. Fill in the entire picture plane. Include a background
asked by 6th Grade MP1 Sketchbook Assignments 
History
Explain the good blockade runners carried as cargo
asked by Brannico 
Algebra 1A
evaluate (8b)^2 and 8b^2 when b=10. (8b^2)= 8b^2=
asked by Jim 
Math
The mean height of 5 students is 58.8 in. If a new student is added the mean height becomes 60 in. What is the height of the new student?
asked by Blake 
Math
Identify the misuse or misrepresentation of statistics: “60% of all college students watch less than 2 hours of television per day.” This conclusion was reached by a college student after she had questioned 520 randomly selected students exiting the
asked by Matt 
Com 220
I need help with locating biased and fallacies in this transcript: Could you please help me? Campaigner: There is only one man who can rid the politics of this State of the evil domination of Boss Jim Gettys. I am speaking of Charles Foster Kane, the
asked by Tisha Skipwith 
7th grade
why is kongo and ndongo so important?
asked by Emily Kesler 
Help!
Question: Given that (2^3x) x (7^2x) = 7^(x1) x 2^(2x+2), find 14^x without using a calculator.
asked by Marrion 
microscopes
When using a light microscope to look att two hairs crossed over each other... Under low power were both hairs in focus at the same time? What about medium power? What does this tell you about the depth of field as you increase magnification. The answer to
asked by lyne 
algebra 1
Write an equation in point slope for for the line thatpasses through (4,5) and has a slope of 6 I got 19. Is this correct?
asked by Elisa 
re:Ms Sue ict
thanks Ms Sue. for ict i need to answer these questions about copyright designs and patents act: list three ict and three nonict things covered by the copyright designs and patents act. ive looked on the different websites but i cant find any .id be very
asked by harvey 
science
would a plant be considered a cell and an organism?
asked by caroline 
Sci.
51. What is the mass of 4.2 kg of gold when it is transferred to a planet having twice the gravity of earth? 71. You have a mixture of salt and sand that must be separated by using physical changes only. Describe what you would do to prepare dry samples of
asked by Jess 
French
Is il faut, like It's necessary? As in, il faut aller a l'ecole? Is it used in any other way?
asked by Rose 
Pre calculus
use a calculator to find approximate solutions of the equation. 7.63x^2+2.79x=5.32
asked by Carol 
Pre Calculus
find all exact real solutions of the equation. x^42x^224=0
asked by Carol 
history
Explain when,where,how and why the volstead act was passed.
asked by Brannico 
physics
How far to the nearest meter can a sprinter running at 9 m/s, travel in the time it takes a rock to fall 28 meters
asked by maria 
Math
You have recently found a location for your bakery & have begun implementing the first phases of your business plan. Your budget consists of an$80,000 loan from your family & a $38,000 small business loan. these loans must be repaid in full within 10
asked by Billie 
Advanced Functions  urgent
Consider the function f(x)=x^37X^2+6x1 A. Determine the instantaneous rate of change at the point where x=2 B. Determine the instantaneous rate of change at the point where x=6 C. What special kind of point occurs between the points A and B? Explain. I
asked by Sam 
Science
What is the temperature and moisture of the tropical rainforest? thanks
asked by Rebekah 
french
ok i have to answer in les prnouns and complements indirects Q:tu obeis a ton pere? i don't get how to use lui ex:tu ecris a ton grandpere? A:oui,je lui ecris.
asked by kat 
business law
Your team is working as a legal team in a midsize law firm. Your supervisor, a partner in the firm, has been approached by Mr. Al Jones, a land developer and very important client, with the following legal situation: Mr. Jones’s projects include some of
asked by jennifer 
Math
a store earned $797.30 for the sale of candid apples at $2.28 each. write & solve an equation that represents how many candid apples were sold? Thanks!!
asked by Pete 
English
REcently I went to see 'The Winter's Tale' at the courtyard theatre and now I have to write a review of it for school. The problem is I'm not sure how to really write a review, and how to even start it. Thanks for any help in advance!
asked by Anonymous 
Macroeconomics
What does crowdingout effect in a closed economy mean in simple terms? So...if there is 0 crowdingout effect, does it means that the investment/savings stays the same? Actually... I don't see how savings is directly affected by this effect... By the way,
asked by Anonymous 
APA Citations
where is the best place to find correct APA citations and refs.
asked by p 
French
Student A:Estce que tu veux être médecin? Student B: Non je ne veux être médecin. please make any corrections, thanks
asked by Anna