Questions Asked on
February 8, 2012

Chemistry
Ranking equilibrium constants from largest to smallest according to an image?Ethene (C2H4) can be halogenated by the following reaction: C2H4 (g) + X2 (g) >
asked by L.Bianchessi 
chemistry
Explain in one or two sentences how new evidence affects scientific models
asked by Adrian 
Physics
A dog searching for a bone walks 3.50 m south, then 8.20 m north of east, and finally 15.0 m west. (a) What is the magnitude of the dog's total displacement? (b) What is the direction of the dog's total displacement where directly east is taken as zero
asked by Tasha 
Chemistry
Write and balance equation for the complete combustion of decane, C10H22
asked by Tiffany 
am hist
Which of the following statements about the provisions of the Compromise of 1850 is true? A. The New Mexico Territory was absorbed into Texas. B. Fugitive slaves were denied any and all constitutional rights. C. The slave trade was abolished in the
asked by damu 
Chemistry
A chemist trying to synthesize a particular compound attempts two different synthesis reactions. The equilibrium constants for the two reactions are 23.3 and 2.2 X 10^4 at room temp. However, after 15minutes the chemist finds that the reaction with the
asked by L.Bianchessi 
chemistry
Which of the following atom pairs would most likely be connected by a covalent bond? K and F O and Cl Na and O Na and Cl
asked by krystal 
Algebra
Rachel and Lindsay are in third place in a race. Due to a time penalty, they must start the next leg 90 minutes after the second place team. If rachel and lindsay travel at an average rate of 16.8 mph and the second place team travels at an average rate of
asked by Jessica 
chem
which element will have the greater metallic character? Cs or Sr Ge or In Al or K Sr or Rb
asked by hadley 
chemistry
how many orbitals are in the 6p sublevel? I wrote 6 but I want to make sure I am doing this right.
asked by larry 
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
asked by Sam 
physics
Two equals negatives charges (1.75x10^(19) Coulb) are separated by an insulator at a distance of 0.230 mm. Find the electrostatic force between these electrons?
asked by Anonymous 
Mathematics
The mass of Aravin to the mass of Bob is in the ratio 17 : 13. If the difference in their masses is 12 kg, find their combined mass.
asked by Joe 
Civics
How many states were in the Union in 1888?
asked by Dayana 
chemistry
Use the balanced equation below to answer the following questions. 2Al(NO3)3 + 3Na2CO3 Al2(CO3)3(s) + 6NaNO3  What is the ratio of moles of Al(NO3)3 to moles Na2CO3? (1 point)  If 852.04 g Al(NO3)3 reacted with the 741.93 g Na2CO3, which would be the
asked by Adrian 
Calculus
Determine an expression, in simplified form, for the slope of the secant PQ. Given: P(1,3) , Q(1+h, f(1+h)) , where f(x) = 3x^2 PQ=Y2Y1/X2X1 I keep getting wrong answer, arghhh.
asked by Jake 
English
We laughed at the colorful ball. Is this sentence structurally ambiguous?
asked by JoJo 
chemistry
Use the following steps to balance the redox reaction below: Mg + Au+ Mg2+ + Au Write the oxidation and reduction halfreactions. Make sure each halfreaction is balanced for number of atoms and charge. Multiply each halfreaction by the correct number,
asked by Adrian 
Algebra
Starting at the same point, Angie and Payton jog in opposite directions. Angie can jog 1.5 miles per hour faster than Payton. After 2.5 hours, they are 20 miles apart. How fast can each person jog?
asked by Rose 
algebra
An airplane encountered a head wind during a flight between Rontown and Sawburgh which took 4 hours and 24 minutes. The return flight took 4 hours. If the distance from Rontown to Sawburgh is 1700 miles, find the airspeed of the plane (the speed of the
asked by jon 
business english
Q: 1. Good writers are likely to: stick to one basic strategy that works for them. adhere strictly to a set of established rules for writing. break big jobs into small chunks.(*) edit the document during the process of writing the first draft. 2. Which of
asked by sososola2012 
math
a student soved the equation x/+5=1 without showing all the work. the student's solution is incorrect. what error did the student make?
asked by taylor 
geometry
the volume of a cube is 125 cm3. What is the length of each side?
asked by desperate 
poetry part 1
The line "I wandered lonely as a cloud" is an example of what?
asked by Anonymous 
3 grade math
1how are perpendicular lines and intersecting lines alike? how are they different? 2writing to explain how can you use a right angle to decide how to name another angle?
asked by dw 
Physics
A man carries a 10 kg sack of groceries in his arms with a force of 50 N as he walks forward a distance of 10 m. How much work has he done? Is this a trick question?
asked by Mishaka 
physics
Two spheres, fastened to “pucks” riding on a frictionless airtrack, are charged with +2 × 10 −8 C, and +6 × 10 −8 C, respectively. Both objects have the same mass. As they repel
asked by Anonymous 
Geometry
The angle of elevation from L to K measures 39 degrees. If KL = 12, find JL. Round to nearest tenth.
asked by Harley 
Medical Coding 2
Can someone tell me if I did this right? This 32yearold female was burned by hot grease in her kitchen 1 week ago. She is seen in the hospital based wound clinic for large dressing changes on the both upper extremities following seconddegree burns to
asked by Ilsa 
spanish
In the following sentences, change the position of the reflexive pronouns so that sentences retain their meaning. Have the correct account punctuation and accentuation. 1. Ellos vienen a despedirse esta noche 2. Daniel se esta afeitando 3. Patricia va a
asked by Tiffany 
Calculus
Find integral of (x^36x20)/(x+5) dx
asked by Jack 
physics
if a soccer player kicks a ball at an angle of 36 degrees and it lands 31.4 meters away. what is the initial velocity of the ball
asked by Anonymous 
business math
Baker Company purchases a new delivery truck for $20,000. The truck is expected to have a useful life of 90,000 miles before replacement, and a salvage value of $2,000. In its first year the truck was driven 22,000 miles, and a further 19,000 miles in year
asked by T. 
Algrbra I
Help!! I do not understand how to work these types of problems. My instructor gives us really long formulas and charts for these and i don't get it!! Im good at algebra, I have an A in the class, so this is irritating to me! The radiator in a certain make
asked by Nicole 
physics
A student argues that as a satellite orbits the earth in a circular path, it moves with a constant velocity and therefore has no acceleration. The professor claims that the student is wrong since the satellite must have a centripetal acceleration as it
asked by julia 
math
Explain another way to help you find the product of 8x6 without repeated addition.
asked by Ray 
chem
How many grams of water vapor (H2O) are in a 10.2 liter sample at 0.98 atmospheres and 26°C? Show all work used to solve this problem.
asked by alex 
international business help
hi, please help me find a site about laws and regulations in setting up a business in hongkong a. export/import b. joint venture c. direct investment thanks
asked by hellokitty 
math
Note: Figure not drawn to scale If U = 4 units, V = 5 units, W = 7 units, X = 6 units, Y = 7 units, and Z = 4 units, what is the area of the object? Select answer A 49 square units Select answer B 43 square units Select answer C 71 square units Select
asked by Anonymous 
physics
Determine the absolute pressure at the bottom of a lake that is 13.3 m deep. The acceleration of gravity is 9.8 m/s 2 and atmospheric pressure is 1.01 × 10 5 Pa . Answer in units of Pa
asked by Anonymous 
Chemistry
The specific heat of a certain type of metal is 0.128 J/(gc). What is the final temperature if 305 J of heat is added to 86.9 g of this metal initially at 20 degrees C? Tfinal = ___ C
asked by Eric 
chem
determine the molarity of each of the ions present in the following aqueous salt solutions 1.20M MgSO4
asked by rise 
physics
a point charge q2 equals negative 2.1 micro C is fixed at the origin of a coordinate system. another point charge q1 equals 4.1 micro C is initially located at point p a distance d1 equals 6.1 centimeters from the origin along the x axis
asked by john 
physics
A circular racetrack with 250m radius lies in the xy plane and is centered at the origin. A car rounds the track counterclockwise starting at the point (250m , 0). Find the total distance traveled after onequarter lap. Find the total displacement after
asked by Tig 
trig
Solve the equation 2 tan C  3 = 3 tan C4 algebraically for all values of C in the interval 0 degrees
asked by Anonymous 
chemistry
which element would have 2 electrons and +1 charge which element would have 18 electrons and +3 charge.
asked by hadley 
Geography
What are 5 precious resources that Africa possesses in abundance?
asked by Mark 
math
The formula used to convert Celsius degrees to Fahrenheit degrees is F = 9/5C + 32. What is the Fahrenheit equivalent of 35C ?
asked by raymond 
math
Find a fraction equivalent to 1\2. The denominator must be 5 less than 3 times its numerator. The numerator is less than 8. Is the answer 2\4
asked by paige 
Chemistry
How many grams of Ag2S can be generated from a mixture of 2.48 g Na2S and 3.41 g of AgNO3 given the following unbalanced reaction: Na2S(aq) + AgNO3(aq) → Ag2S(aq) + NaNO3(aq)
asked by Jacob 
biology
I have codone AUG. Which one of amino acids will be involved in protein making, if nucleotide with adenine (A) will be changed to nucleotide with cytosine (C)?
asked by Evelina 
chemistry
who was the first scientist to identify a nuclear bombardment reaction?
asked by melissa 
Social 301
Who benefited from the growth of classical liberalism during the industrial revolution? Who did not benifit from it? Why didn't the theorys of classic liberalism extend to all classes and people? please help
asked by Peter 
solving algebraic equation
a movie theater charges $9 for an adults ticket and $5.00 for a child ticket. on a recent night the sale of child's tickets was two times the sale of an adults tickets. if the total amount collected for ticket sales was not more than $3800 what is the
asked by tanya 
Math
2.5 meters converted into feet and inches
asked by Jim 
math
What is the capacity of a bathtub 200 L or 34,000 mL?
asked by tj 
physics
Температура Т абсолютно черного тела при нагревании изменилась от 1000 до 3000 К. Во склоько раз увеличилась при этом его энергетическая
asked by lisa reid 
college physics
An electric dipole consists of 2.0 g spheres charged to 5.0 nC (positive and negative) at the ends of a 12 cm long massless rod. The dipole rotates on a frictionless pivot at its center. The dipole is held perpendicular to a uniform electric field with
asked by cha 
web design
Why does the cost of operating your website go up dramatically if customers do not have automated shipping tracking tools at their disposal? a)because customer will call and check to see if items are in stock, b) because customer will try to modify their
asked by vedrana 
please help! solve for x
2^x+3=5^3x1 thanks!
asked by skye 
Chemistry
Your laboratory supervisor directs you to prepare 500.0 mL of a buffer with a pH of 9.40. You have available all the weak acids and bases and the salts of those weak acids and bases. Describe how you could make this buffer.
asked by Sandra T. 
trig
If the value of sin theta =12/13 then find the value of 1cos theta/1+cos theta.
asked by Animesh 
Chemistry
How many grams of NH4Cl do I have to add to 500 mL of 0.100 M NH4OH to have a pH of 9.40? Kb= 1.8 x 10^5 [OH]= 2.51 x^5 M
asked by Sandra T. 
Math
The surface area of a golf ball is 8.92 in ^2. The surface area of a softball is 53.78. Find the ratio of the volumes of a golf ball to a softball. Surface Area = 4π r^2 and Volume = 4/3π r^3 I don't understand this problem, could someone please help me?
asked by Brianna 
mathj
Baker Company purchases a new delivery truck for $20,000. The truck is expected to have a useful life of 90,000 miles before replacement, and a salvage value of $2,000. In its first year the truck was driven 22,000 miles, and a further 19,000 miles in year
asked by tj 
Calculus
Determine the equation of the line described by the given information. a) slope 2/3, passing through (0,6) b) passing through points (2,7) and (6,11) c) parallel to y=4x6 passing through point (2,6)
asked by Jake 
PHYSICS
A stopper tied to the end of a string is swung in a horizontal circle. If the mass of the stopper is 13.0 g, and the string is 93.0 cm, and the stopper revolves at a constant speed 10 times in 11.8 s, a. What is the angular velocity of the stopper?
asked by LC 
Physics
A student argues that as a satellite orbits the earth in a circular path, it moves with a constant velocity and therefore has no acceleration. The professor claims that the student is wrong since the satellite must have a centripetal acceleration as it
asked by sarah 
physics
what is the value of weight of a body of 10kg at the pole and equator ?
asked by Anonymous 
Geometry
the angle of depression from D to F measures 40 degrees. If EF= 14 yd, find DE. round answer to nearest 10th
asked by kelsey 
geometry
what happens when you put 7 over x and 9 and 11????????:)
asked by kaitlin 
History
During the late 1800's, the Populist Party supported all of the following EXCEPT? a.) high tariffs b.) tight controls on inflation c.) lower interest rates on loans d.) government control of railroads I think it's either A or B???
asked by Mary 
math
for every 20 math books a school buys, they they get 7 aditional books for free. The school needs 297 math books. What is the total number of math books the school must buy in order to receive 297 math books in all?
asked by ali 
physics
The lob in tennis is an effective tactic when your opponent is near the net. It consists of lofting the ball over his head, forcing him to move quickly away from the net (see the drawing). Suppose that you lob the ball with an initial speed of 16.0 m/s, at
asked by Natasha 
English
Explain relationships between two or more seemingly unrelated things.
asked by Amber 
Science
I need help writhing an Essay about Energy! I have to includ at least 9 of these words listed below ;  heat energy  energy transfer molecules motion traveled data centimeters minutes observations colder warmer conduction
asked by Ariel 
chemistry
How many electrons are in the highest occupied energy level of these atoms? Na(sodium) Al (aluminum) F(fluorine) C(carbon)
asked by james 
chemistry
The following data were obtained at 25° C for the reaction [1+2+2] C2H5Br + OH C2H5OH + Br Determine the rate law for the reaction from these data. [C2H5Br] [OH] Rate 0.150 0.200 4.8 x 105 0.300 0.200 9.6 x 105 0.450 0.200 14.4 x 105 0.300 0.600
asked by ranu 
Gloabl History
What were the cause of the Korean War?
asked by Alisha 
College Algebre
Here is the math problem: The height of an object in free fall, or otherwise thrown into the air near the earth's surface, with initial vertical velocity v0 in feet per seconds, and from the initial height h0 in feet, at any given time t in seconds is
asked by Rick 
calculus
plz help me with this,when f(x)=1/(x^2+2), find lim[f(x)f(a)]/xa x >a
asked by Bash 
US Government
What is a modern day example of separation of powers at work? All I can find is the US government but I need an example of it being used not it being describe. Please help.
asked by Jason 
english project
please help me to find 5 adjectives,5 verbs,5 nouns for the topic of drought.
asked by chetna 
chemistry
a 7.500mg sample of chromium55 is analyzed after 14.0 min and found to contain 0.469 mg of chromium55. what is the halflife of chromium55
asked by lisa 
Middle School Math
Please help. I do not have any idea about how to get started on this or finish it. A threedigit number increases by 9 if we exchange the second and third digits. The same threedigit number increases by 90 if we exchange the first and second digits. By
asked by Please Please Help 
physics
Ball 2, with a mass of 30kg, is moving to the left at 10m/s. With what velocity should Ball 1, with a mass of 10kg, move to the right and collide with Ball 2, so that Ball 1 rebounds with a velocity of 30m/s, and Ball 2 with a velocity of 10 m/s, after the
asked by Toni 
English
Here is the part concerning the distribution of tasks among the partner schools. 1)..... Gymnasium: It will coordinate the project and accomodate partners twice (beginning and end). It will as well set up the etwinning platform and organise presentations,
asked by Henry2 
Chemistry
What amount of heat is required to raise the temperature of 10.0 g of aluminum by 15.0 C
asked by Olga 
Math
What is the range of the following problem? f(x)=(.3)^x+2 is it (2, infinite)?
asked by Jason 
Chemistry
What amount of heat is required to raise the temperature of 10.0 g of aluminum by 15.0 C
asked by Olga 
m
A machine costs $40,000, has a salvage value of $8,000, and is expected to have a useful life of 100,000 hours. I
asked by T. 
Calculus
f(x)=4x^2ln((1/2)x+1) find the tangent line approximation of f(0.2)
asked by Lucy 
Calculus
The rate at which iPads are sold is R(t)=1000000x2.8^t where the units of R(t) are millions/year and represents time in years such that the year 2010 (Jan 1 2010 through Dec 31 2010) corresponds to t=0. How many iPads will be sold in the three year period
asked by Jack 
Calculus
Find the relative extrema of f(x)= x/ln(x)
asked by Jack 
Calculus
Integrate from e^2 to e of tthis funtion: 1/(x)ln(x) dx
asked by Jack 
Science/Math/HElP
Science A 25N object is 3 meters up. How much potential energy does it have? our teacher said that the formula for finding out potential energy is PE = Mass * Gravity * Height. The gravity on Earth is always 9.8, but my problem is that instead of mass the
asked by Lila 
Calculus
Find the inflection points of f(x)=(x^26x5)e^x
asked by Jack 
chemistry
A solution of 0.178 M KOH(28.3 ml) is mixed with 28.9ml of 0.133 M HCl. Assuming that the final solution is the sum of the initial volumes, caculate: a)the molarity of the K+ cation b)the molatiry of the Cl anion c)the pH of the final solution d)the pOH
asked by helen 
Calculus
Find dy/dx for (e^xy)+ x^2 +y^2=10
asked by Jack 
Business 101
Please check my work. 1.The employees of Abs “R” Us, which includes 12 fitness parlors in and around the metro area, feel they can improve the performance of the company. They decide to pool their resources to purchase the company. This would be called
asked by Brianna 
math
A rectangular lot has an area of 216.795 square meters and a width of 9.7 meters. Nick calculated the length of the lot to be 2.235 meters. Without solving, is Nick's calculation correct?
asked by john 
Accounting
Worksheet data for Goode Company are presented in E42. Instructions (a) Journalize the closing entries at April 30. (b) Post the closing entries to Income Summary and Retained Earnings. Use T accounts. (c) Prepare a postclosing trial balance at April 30.
asked by Beth 
trigonomety
Change the following to decimal degrees. (Round your answer to the nearest hundredth of a degree.) 43° 20' ??
asked by Anonymous 
chemistry
For electrolyte solutions, the __________ the concentration of the electrolyte and the __________ the ion charges, then the __________ the ionpairing. a) lower, smaller, greater b) higher, smaller, smaller c) higher, greater, greater d) lower, greater,
asked by Emile 
math
Which of the following is an illustration of the additive inverse property? 1. (7)+7 = 0 2. 7+0 = 7 3. 7 x 1/7 = 1 4. 7 x 1 = 7
asked by katy 
chemistry
For electrolyte solutions, the __________ the concentration of the electrolyte and the __________ the ion charges, then the __________ the ionpairing. a) lower, smaller, greater b) higher, smaller, smaller c) higher, greater, greater d) lower, greater,
asked by Emile 
math
Triangle ABC has two sides that measure 12 inches and 16 inches. Which could be the measures of the corresponding sides of a triangle that is similar to triangle ABC? 1. 10 in and 14 in 2. 9 in and 12 in 3. 6 in and 10 in 4. 3 in and 8 in
asked by katy 
math
if i bought a item for 288 an the sale taxes was 6% what will my total be
asked by toya 
Grade 6 LA
I really need 3 action words for mp3? I need this right now so someone really help me!
asked by I really need help ASAP 
Grade 6 LA
I really need 3 action words for mp3? I need this right now so someone really help me!
asked by I really need help ASAP 
Math
This is the error message I see, how do I fix this: listarray:argument must be an array;found:banerror.2 debug this try: debugmode(true)
asked by Kendall 
PreAlgebra
explain how the process of solving x/42=8 is different from the process of sovlivng x/4=8
asked by taylor 
geometry
7x over 5 = 42 over 3
asked by Kevin 
Algebra
Starting at the same point, Angie and Payton jog in opposite directions. Angie can jog 1.5 miles per hour faster than Payton. After 2.5 hours, they are 20 miles apart. How fast can each person jog?
asked by Rose 
American Gov't
_____ declared that "separate educational facilities are inherently unequal." Is it Brown VS.Board of education?
asked by Kenzie 
Algebra
Write an equation of the line containing the given point and perpendicular to the given line. Express your answer in the form y=mx+b. (2,4) 3x+y=6 The equation of line is y=, and explain how you have gotten the answer.
asked by Kristi 
chemistry
5.0 mL of hydrogen gas are measured 83'C. What is the volume at standard temperature
asked by Gabby 
chemistry
A graduated cylinder was used to transfer 201 mL of a 0.478 M solution of KCl to a beaker which was subsequently diluted to a final volume of 1.092 L. What is the final molarity of the KCl in the beaker after the solution is thoroughly mixed?
asked by Alex 
business math
An asset is purchased for $50,000. It has an estimated useful life of 12 years and a salvage value of $5,00
asked by T. 
American Government
Since the 1970s, the Supreme Court has interpreted the Equal Protection Clause as prohibiting the government from making "_____" distinctions between people. I honestly don't get this...Please help
asked by Roseanna 
Math
2.5 meters converted into feet and inches
asked by Jim 
physics
A 790kg boulder is raised from a quarry 188m deep by a long uniform chain having a mass of 600kg . This chain is of uniform strength, but at any point it can support a maximum tension no greater than 3.00 times its weight without breaking.
asked by Andrew 
algebra
how do you solve x+2y=2
asked by d 
math
A rancher has 296 feet of fencing to enclose two adjacent rectangular corrals. What dimensions will produce the largest total area? What is the maximum total area?
asked by girl 
chemistry
You have 20 mL of a 0.1 M aquesous solution of the weak base (CH3)3N (Kb = 7.4x10^5). This solution will be titrated with 0.1 M HCl. how many mL of acid must be added to reach the equivalence point?
asked by laura 
English
Writeacher, I urgently need to email the our partner the following things, to make sure he will make the changes. 1) As there are several pages to check , I won't be able to revise everything by this evening. 2) I made just a few changes in the linguistic
asked by Henry2 
PreAlgebra
a student solved the equation x/4 +5=1 without showing all the work. the student's solution is incorrect. what error did the student make?
asked by taylor 
math
multiply 6sqrt25x^3*sqrt4x^3
asked by katie 
physics
Мощность монохроматического света (λ=560нм), падающего нормально на поверность кружка диаметром d=5мм, равна 8,33мВт. Найти световое давление Р,
asked by lisa reid 
algebra
While preparing for a kayak race, Marta practiced on a local river. On one trip she traveled 3.5 miles upstream in 50 minutes with the return trip taking 22.9 minutes. What was her speed in still water and the sped of the river current?
asked by jon 
EnglishMetaphors
Which of the following excerpts from Frost's poems is NOT a metaphor? A.Magnified apples appear and disappear / Stem end and blossom end B.Spring is the mischief in me C.My apple trees will never get across / And eat the cones under his pines, I tell him.
asked by Jess 
arithmetic
When Joe died he had 1200 acres of apple orchards. Rebecca wants to plant four apple trees. She was told to plant them 8 to 33 feet apart. If she plants the trees at the four corners of a square, what is that minimum number of square feet in her tiny
asked by Najhee 
Penn
How would you do (1 1/2 + p) * 2 to power of 2 = 12
asked by Jones 
Math
Solve each equation: 9n3= 7(n+3)+2n I got 24 .....is that right?
asked by Cassie 
french
what french word does this make when its unscrambled gnarer al snoaim
asked by tom tom 
Physics
A 450.8 N child and a 101.0 N child sit on either end of a 2.2 m long seesaw. How far from the 450.8 N child should the pivot be placed to ensure rotational equilibrium? Disregard the mass of the seesaw. Answer in units of m part 2 of 2 Suppose a 367 N
asked by amanda and leah 
solving algebraic equation
For college orientation week,Mike sold 200 shirts.sweat shirts were priced at $50.00 each ant tshirts at $20.00 each Mike receive a total of $6250.00 for the shirts. How many type of shirt dud Mike sell for college orientation week ?please help and show a
asked by tanya 
Pre_algebra
CHondra made a $65 withdrawl from her savings account which now has a balance less than $500.Write an inequality
asked by Cassie 
Math
A math class has 20 students who choose a topic from a list for an essay. How big pool is necessary for the probability of at least one duplicate to drop below fifty percent?
asked by Matt 
college calculus
lim x>a f(x)= 0 , lim x>a g(x)=infinity show that lim x>a [f(x)]^(g(x))= 0
asked by Anonymous 
American Government
What are two present day example that shows establishing justice? I'm not very good with coming up with modern examples only historical ones.
asked by Mark 
Social studies
compare the political system and the political philosophies of China to those ofEgypt and Mesopotamia?
asked by Maria 
Literature Poem Beowulf
Compare and contrast the roles of Hrothgar and Wealtheow. In what ways are they similar? In what ways are the different? Why are these similarities and differences important?
asked by Phyllis 
math
if the drama club would want 120 to people see them act and want to fill up 10 rows how many people are in each row
asked by karla 
physics
Suppose you mix 75 g of water at 15 °C with 25 g of water at 75 °C. Predict the final temperature
asked by Anonymous 
Physics
How far above the surface of the Earth does an object have to be in order for it to have a weight which is 0.53 times the same weight as it would have on the surface of the Moon? (Ignore any effects from the Earth's gravity for the object on the Moon's
asked by Lucy 
Business
Employed persons 200607 in Australia: Proffestionals 19.3% Intermediate clerical and service workers 16.5% Associated professionals 12.9% Tradespeople and related work 12.7% Elementary clerical and service workers 9.3% Labourers and related workers
asked by Amethyst 
7th grade Lang. Art
Out of this list of words, which one is a synonym of MEDDLE? List: anecdote consolidate counterfeit docile dominate entreat fallible fickle fugitive grimy iota maul rural substantial tactful tamper ultimate uncertainty Please help Thank you
asked by saranghae12 
Chemistry
A deceased person is found by the coronoer to have a cocaine concentration of 50 ng/dL. What is the concentration of cocaine in his blood two hours earlier?
asked by Alex 
algebra
Simplify 1+2/x / 1/x  2/x^2
asked by John 
biology
why regeneration of body organs in humans are not developped?
asked by ramannachowdary 
PreAlgebra
explain how the process of solving x/2=8 is different form the procss of solving x/4=8?
asked by taylor 
Physics
While an elevator of mass 2681 kg moves upward, the tension in the cable is 29.4 kN. (a) What is the acceleration of the elevator? (b) If at some point in the motion the velocity of the elevator is 1.04 m/s upward, what is the elevator's velocity 3.96 s
asked by Anonymous 
English
Here is my last paragraph for you to check. I left out the most important part, which we need to vary, bearing in mind that English must be the lingua franca. Do you think we should include "helping the pupils overcome their inhibitions" among the
asked by Henry2 
physics
A stone is catapulted at time t = 0, with an initial velocity of magnitude 20.2 m/s and at an angle of 39.1° above the horizontal. What are the magnitudes of the (a) horizontal and (b) vertical components of its displacement from the catapult site at t =
asked by Rachel M 
physics
The electric field in an xy plane produced by a positively charged particle is 14.2(4.4 + 3.3) N/C at the point (3.1, 3.7) cm and 117 N/C at the point (3.2, 0) cm. What are (in cm) the (a)x and (b)y coordinates of the particle? (c) What is the charge (in
asked by Raaman 
English
The first sentences of the last paragraph and then we have finished! Thank you very much !!!!!! 1) The preparatory meeting made clear that the idea to make a project is a result of the desire to become a more Europeen school as well as to get to know how
asked by Henry2 
PHYSICS
A train engine pulls out of a station along a straight horizontal track with five identical freight cars behind it, each of which weighs 88.0 kN. The train reaches a speed of 13.0 m/s within 6.50 min of starting out. Assuming the engine pulls with a
asked by Anonymous 
chemistry
In a coalfired electric generating plant, the coal is pulverized before being mixed with air in the incinerator. Use the collision theory to explain why the coal is pulverized.
asked by John 
math
Starting at point P, a fly moves 1 foot east, 2 feet west, 3 feet east, 4 feet west, and continues alternately making east and west moves, each time lengthening the distance by 1 foot. a. In relation to point P, where is the fly after 50 moves? b. Where is
asked by Reed 
Physics (PROJECTILE MOTION)
Henrietta is going off to her physics class, jogging down the sidewalk at a speed of 2.05 m/s. Her husband Bruce suddenly realizes that she left in such a hurry that she forgot her lunch of bagels, so he runs to the window of their apartment, which is a
asked by Beck 
math
write the expression using negative exponents. (4/3x)+(4/x^2)(7x/5thsqrroot2x) and Write the fraction as a sum or two or more terms. (6x^38x^2+4)/(x^(1/4)
asked by lauren 
physics
how do scientist know that the chemical elements here on earth are the same as on the planets in space and not some different elements
asked by Kara 
English 12
how could i make these two sentences better. In the south pacific mountaintops there is vast number of forests. Hunters from this mountaintop civilization find it extremely difficult to hunt with the burden of the forests.
asked by Pria 
chemistry
Determine the theoretical and percent yield of hydrogen gas is 36 g of water undergoes electrolysis to produce hydrogen and oxygen and 3.8 g of hydrogen is collected.
asked by Elle 
Geometry
Bronson and a friend are going to carry a canoe across a flat field, describe the shortest path they can use.
asked by Austin 
english
He is a champion cyclist because he rides miles everyday. is this complex or coumpoundcomplex
asked by Goodwinn 
astronomi
one astronomical units is about 1.5 X 10 km .
asked by laura 
English
I can't understand your last correction in my previous post. Thank you Natural parks as partners will become aware of European dimensions and should be motivated to promote themselves as European activities. (what does this mean?)
asked by Henry2 
algebra
Suppose that you can spend $72 for compact discs and videos. Discs cost $18 and videos cost $9 each. write a system of inequalities that shows the various number of discs and videos that you can buy.
asked by lisa 
chemistry
how much energy is required to convert 1.00 kg of iron III to atomic iron? Equation: Fe2O3 + 3CO > 2 Fe +3 CO2 delta H is 131kJ
asked by David 
business
During a group meeting whrn they are each reading a draft of their formal reports, they realize that sometimes they have used the word "there' correctly and sometimes the word should be "their" They use their word processor's "find" features to help them
asked by Anonymous 2 
english
the subject and verb to the sentence "the sharp edge of a book page slit my finger."
asked by Anonymous 
Trig
if tan(x)=9/4, find cos(x) if pi
asked by Purplechick4 
business
i am confuse between revising or editing
asked by Anonymous 2 
11 grade english
the oicnic was postponed because the rain ruined the grounds is the sentence with an adverb clause punctuated correctly
asked by holly 
english
need an acrostic poem w e d n e s d a y
asked by mumtaz 
calculus
what is the domain of the function x^2+6x16 over x^22x15?
asked by Anonymous 
Trig
If sin(t)=4/5 & 0
asked by Purplechick4 
business math
Dennison Property Company purchases a new office space for lease to small businesses for $2,400,000, including a land value of $400,000. The property is placed in service on March 15, 1999. Using MACRS, what is the depreciation on this property at the end
asked by tj 
calculus
a wall 10 feet high is 8 feet from a house. find the length of the shortest ladder that will reach the house when one end rest on the ground outside the wall.
asked by marg 
business
Ben chooses a pattern of organization before he begins a letter. What part of the writing process does this activity represent? Planning getting feedback Editing brainstorming i think brainstorming
asked by Anonymous 2 
Calculus
What is the domain and range of f(x)=x^25?
asked by Anonymous 
Physics
A train engine pulls out of a station along a straight horizontal track with five identical freight cars behind it, each of which weighs 88.0 kN. The train reaches a speed of 13.0 m/s within 6.50 min of starting out. Assuming the engine pulls with a
asked by Anonymous 
english
Why don’t the narrator and the other man want to hold Edward for ransom? Is their motivation internal or external?
asked by food:) 
English
Writeacher, thank you very much! Here is the part on the integration into ongoing activities. I wrote a number of ideas. I hope you can join them into a cohesive paragraph!! 1) High school... Pupils taken from a tenth class (or from different tenth
asked by Henry2 
math
what is 3 x 3 x 3 x 3? My mom and I were having a debate and I think it's 81, but she thinks it 81. Which one of us is right?
asked by shay 
english
how do you write an annotated bibliography on animal experimentation
asked by vera 
math
sams bday is 186 days after jims bday. susans is 24 days after jims. sam was born on sept 6th. what day was susan born on if it was not a leap yr?
asked by dave 
Calculus
∫[(x+3)/(x^2 +9)]=????? Can you give me a hint for solving it?
asked by Vivian 
math
46 x 2  (42)x(27)= 200 Is that correct?
asked by jordie 
ilmu pengetahuan
kenapa tes pengukuran kecepatan tangan dalam tenis meja?
asked by reza 
Ochem
Give the products (if any) expected from the treatment of the following compounds with ozone followed by aqueous hydrogen peroxide. Do not include any byproducts. 1) 2methyl2pentene 2) cyclooctene Please help! I'm not sure on where to start with this
asked by Lucy 
math
Mary's test grades were 81, 89, 86, 86, and 84. Mary's teacher recorded one of her grades incorrectly. Instead of an 89, Mary's second test score should have been a 55. Which measure(s) of central tendency are affected by this change?
asked by chris 
physics!
An electric dipole consists of 2.0 g spheres charged to 5.0 nC (positive and negative) at the ends of a 12 cm long massless rod. The dipole rotates on a frictionless pivot at its center. The dipole is held perpendicular to a uniform electric field with
asked by cha 
quadratic equation
what's the positive root of the following equation x(square)=7x+8
asked by tanya 
calculus
Parametrize the curve of intersection of x = y^2  z^2 and z = y.
asked by J 
calculus
I'm having trouble with these two problems. If someone can help me with the first one I can probably get the second one on my own. I think that I have to factor the bottom but I just cant get it. lim (3x+7)/(8x^23x+11) x> infinity
asked by cassie 
American Government
The conditions that cause new democracies to survive and thrive or to fail.
asked by Nandia 
Geometry
What is the measures of the angles of a triangle that are in the extended ratio 2:2:8. What is the measure of the smallest angle?
asked by Sara 
Business Studies
For the number of employed people, why would there be so few labourers and so many professionals?
asked by CrissyXD 
math
The top and bottom flaps in the box are each 4 centimeters by 2 centimeters.The right and left flaps are each 2 centimeters by 2 centimeters. There are flaps at the other end that are identical.Find the total area of carboard used to make the box.
asked by carlos 
physics
A 0.105 kg meter stick is supported at its 40 cm mark by a string attached to the ceiling. A 0.77 kg object hangs vertically from the 6.33 cm mark. A second mass is attached at another mark to keep it horizontal and in rotational and translational
asked by Amanda and leah 
English
I urgently need you to check these sentences. Thank you very much! 1) I'be been really disappointed to read that our German partner doesn't want your school to join in. Actually, we won't be probably part of the partnership, too. 2) Though English is
asked by Henry2 
math
simplify tan ^2  sec^2 x
asked by keyon 
Perimeter
A rectangle has a perimeter of 12m. If each side is a whole number of meters, what are the possible dimensions for the length and width?
asked by Jackie 
science
How do direct and alternating current differ?
asked by erwin 
math
Yao Ming is 7 ft. & 6 inches in tall. The free throw line is 15 ft. from a point below the basketball ring. The height of the goals is 10 ft. If Yao Ming will shoot a free throw, what is the angle of depression from the basket ring to the top of the head
asked by Rosalie 
math
OUT OF 400 TICKETS,280 TICKETS WERE SOLD TO SIXTH GRADERS.WHAT PERCENT OF THE TICKETS WERE SOLD TO THE SIXTH GRADERS?
asked by iesha 
English
Here are the integrations into ongoing activities which refer to the two other schools. Thank you very much! 1) The project, its cycle and the outcomes will be integrated as followed: .......Gymnasium: The 10th class will be involved in project because the
asked by Henry2 
sociology
Imagine a society in which there are no social classesno differences in people's wealth, income, and life chances. What would such a society be like?
asked by nessi 
Chemistry
Calculate the heat generated by the complete combustion of 15.0g of ethane.
asked by Mrs MM 
geometry
If I want to cover a wall that is 10ft long by 3 ft high with 4"x4" tiles how many tiles do I need?
asked by sue 
Chemistry
Bill and Bob have been testing a new aluminised PET (Polyethylene Terephthalate) film and they now use the material to make helium filled balloons. Bill’s balloon is less inflated than Bob’s, and the latter jokes about it. However, Bill insists he has
asked by MM 
social studies
How can you use the word league in a sentence
asked by meghan 
Chemistry
Bill and Bob have been testing a new aluminised PET (Polyethylene Terephthalate) film and they now use the material to make helium filled balloons. Bill’s balloon is less inflated than Bob’s, and the latter jokes about it. However, Bill insists he has
asked by MM 
Algebra 1
Can someone tell me the x and y intercepts of: x+y=9 Explain how you got the answer please.
asked by Sonia 
Physics
Henrietta is going off to her physics class, jogging down the sidewalk at a speed of 2.05 m/s. Her husband Bruce suddenly realizes that she left in such a hurry that she forgot her lunch of bagels, so he runs to the window of their apartment, which is a
asked by Bob 
Physics
A runner completes an 850m race with two laps of the 425m track in the xy plane centered at the origin in 1 mins, 50.6s . A runner rounds the track counterclockwise starting at the point (67.6 , 0). Find the runner's average velocity for the race. Find
asked by Tig 
Chemistry
In terms of energy, what must be done to break a covalent bond? Is the process of breaking a covalent bond exothermic or endothermic?
asked by Smyth 
English
Here is the second part on the European added value. Thank you very much in advance!! 1) The European added value of the intended project is first of all to be located in this European project in which pupils will cooperate. 2) It will bring educational
asked by Henry2 
Chemistry
In terms of energy, what must be done to break a covalent bond? Is the process of breaking a covalent bond exothermic or endothermic?
asked by Smyth 
business math
Estimate the cost of ending inventory for August for Roman's Jewelry Store using the retail method on the following data: Cost Retail Beginning inventory for August $180,000 $288,000 Purchases during August $70,000 $112,000 Net sales during August $80,000
asked by T. 
Social Studies
What is Communism ? What is Democracy ? What is the difference ?
asked by Grade 9 
trig
Given theta is in the standard position and is in the first quadrant , if the terminal side of the angle theta is parallel to the line on ,find the measure of theta in degrees.
asked by Stacy 
PreAlgegra
If a person traveled 16,000 meters in 8 minutes, how long would it take to travel a total of 80000 meters?
asked by Cindy 
Chemistry
If 56 j of heat is added to an aluminum can with a mass of 19.6 g, what is its temperature change?
asked by Unknown 
English
I left out a last sentence I need to add at the end of the school presentation. 1) Our students are also encouraged to engage in extracurricular activities. Our school has been awarded several prices within the contest “I Giovani e le Scienze”
asked by Henry2 
physics
4) An aircraft has a landing velocity of 50 ms1 and decelerates uniformly at 10 ms2 to rest . Calculate: (a) the time taken to slow down to this velocity (b) the distance covered during the deceleration
asked by CL 
physics
A car accelerates from rest at a steady rate of 1 ms2. Calculate: (a) the time taken to reach 15 ms1 (b) the distance travelled during this time (c) the velocity of the car when it was 100 m from the start point
asked by LK 
physics
A car accelerates from rest at a steady rate of 1 ms2. Calculate: (a) the time taken to reach 15 ms1 (b) the distance travelled during this time (c) the velocity of the car when it was 100 m from the start point
asked by LK 
ENGLISH
could someone tell me 2 hard sources(books/database/magazine)or websites about prohibition era that could be very informative for term paper
asked by mary96 
trig
Given theta is in the standard position and is in the first quadrant , if the terminal side of the angle theta is parallel to the line y=x+4 on ,find the measure of theta in degrees.
asked by Nora 
Economics
If someone said "My personal economic theory is live below my means..." what does this mean and what implications does this have for that person's economic future?
asked by Jason 
English
I forgot to add this part with reference to our school. It is essential. Thank you. 1) Pupils taken from one tenth class will be involved in the project since the scientific project topics are included in the curriculum of this class. The participating
asked by Henry2 
Anology
Flower: Rose:: tree:??? Must start with scr, spr, str, thr
asked by Lynn 
English
Writeacher, I urgently need you to check these sentences. 1) I'm pleased to read that English is and will remain the lingua franca of the project. For this reason, we'd like to vary a few sentences in your application form. In particular, this sentence: 2)
asked by Henry2 
business math
A delivery truck is purchased for $38,000, has a salvage value of $6,000 and is depreciated using MACRS. What is the firstyear depreciation expense? (Points: 5) $4,578.80 $5,430.20 $7,600.00 $15,200.00
asked by T. 
math
write 3 different ones number you could add to 15 where you need to regroup to find the sum
asked by g 
trig
Find sin t ,cos t and tan t when the terminal side of an angle of t radians passes through (2 , 7)
asked by Nora 
PHYSICS
If a trapeze artist rotates twice each second while sailing through the air, and contracts to reduce her rotational inertia to onethird, how many rotations per second will result?
asked by John1234 
trig
Find sin t ,cos t and tan t when the terminal side of an angle of t radians passes through (2 , 7)
asked by Nora 
Math
If The cat is a little more than 1 foot tall what is a good estimate for the length of computer screen?
asked by Amber 
charle drew high
a number cube is rolled twice. what is the probability of rolling an odd number on the first roll and a multiple of three on the second roll?
asked by ameyo 
English
Yes, you are right. It's 2 pm here right now. Writeacher, I just wanted to know your personal opinion about this sentence: "By executing the whole cycle of project management in English and the two other partner languages, the pupils will have a fairly
asked by Henry2 
physics
application of and the concept of heat and temperature in technology.please can u give me the link.thanks
asked by anon 
physics
A(n) 1.62 kg sphere makes a perfectly inelastic collision with a second sphere that is initially at rest. The composite system moveswith a speed equal to onethird the originalspeed of the 1.62 kg sphere. What is the mass of the second sphere
asked by Nathaniel 
physics
If I have a unit vector of (2.06 j)m/s(I have no i vector because it's 0 on a horizontal impulsion, in accordance with my problem,how do I convert that into polar notation? Will I be doing rcos0, with r being 2.06? . But then again I have no angle, just
asked by Raf 
Calculus
Find the volume of the solid by rotating the region bounded by the given curves about the xaxis. Use the method of cylindrical shells. y=4x^2 2x+y=6 I drew the picture and the intersection points are at x=1.5 and x=1. I'm not sure how to identify the
asked by Anonymous 
budgeting
You are estimating the contractor’s material handling cost as a factor of the material cost. After examining 6 previous contracts you have the percentage (factor) for each contract: 2.5% 6.2% 3.2% 12.9% 7.0% 15.3% All of the following would be reasonable
asked by ron 
bio
What does this sentence mean? "We propose that acetate produced by protective biofidobacterium improves intestinal defence mediated by epithelial cells and thereby protects the host against lethal infection" thanks
asked by Rebekah 
Math
How do you divide decimals? Ex. 0.05/0.04=?
asked by Jacqueline 
social studies, english
what is drought? give 5 adjectives, 5 nouns, 5 verbs. write antonyms for 3 adjectives you have mention.
asked by mita 
trig
Find sin t,cos t and tan t when the terminal side of an angle of t radians passes through ( 3/5 , 4/5) on the unit circle.
asked by emily 
Math
Nathan can purchase 5 lemons for $2. Which is one way to find the number of lemons Nathan can buy with $20? A.add 6 and 2 and then multiply the sum by 20 B.add 2 and 20 and then multiply the sum by 6 C.divide 6 by 2 and then add the quotient to 20 D.divide
asked by Andrew 
Math
In a playground, there is a model of the old school building that is 6.6 feet long, 3.3 feet wide, and 4.6 feet high. If the real building was 80 feet long and 40 feet wide, how high was it?
asked by Kate 
chemistry
1.5x10^7 molecules of hydrogen sulfate. find the number of grams for the molecules listed
asked by kate 
math
Michelle draws a card from a standard deck of 52 cards. She replaces the card and draws a second card. What is the probability that she draws a Heart and then a Spade?
asked by krissi 
math: simplify
simplify: x^7 x^4 5x^4 x^4 7x^0 y^3
asked by crystal 
Algebra 2
(h o h)(x) if h(x)=x^2 +4
asked by Varun 
physics
why are railway track laid in large sised concrete leapers
asked by biju 
trig
if diameter of the circle is 100 cm. and length of the arc forming the angle is 360 cm. Assume that the earth is a perfect sphere of diameter 8000 miles. Find the distance between: Rome, Italy: latitude 42 degrees north Copenhagen, Denmark: latitude 54.3
asked by sara 
college mathematics
9. Create a Euler diagram to determine whether the syllogism is valid or invalid. All children like games. John likes games. John is a child.,
asked by cody 
math
5/315
asked by mark 
algebra
please check my problem and make changes as needed. thanks solve ineqality: 3/7(2p14) > 6/7p6 Clear fractions mult. by 7/1 3(2p14) >6p6 6p  42 > 6p  6 6p  6p 42> 6p  6p  6 0 42 +42 > 6 +42 0 > 36
asked by ann 
physics
A 43 N toy is placed in a light swing that is attached to ropes 1.7 m long. (a) Find the gravitational potential energy associated with the toy relative to its lowest position when the ropes are horizontal. J (b) Find the gravitational potential energy
asked by aliza 
Math
Solve each equation. 9n3=7(n+3)+2n I got 24 is that right?
asked by Steven 
physics
t(s)=0.0,1.0,2.0,3.0,4.0,5.0,6.0,7.0 v(m/s)=0.0,4.6,8.9,13.4,18.0,22.9,27.6,32.0 find the area underneath the graph between t=2.0s and t=6.0s, i know i will have to break this down into two separate shapes, a rectangle and a triangle then add them
asked by Annie 
College Physics
A parallel plate capacitor is made of two 3.5 cm x 3.5 cm square plates that are separated by 1.6 x10 5 m. The plates are charged to 4.8 nC each (positive and negative). An electron is released from rest at the surface of the negative plate and
asked by Collin 
PreAlgebra
Find the dimensions of the rectangle.The perimeter is given. Rectangle: P= 210 ft. w;side of rec. 2w=15;bottom of rectangle Help!
asked by Cassie 
trigonometry
The second hand of a clock is 3 cm long. How far does the tip travel in 2 min. 15 seconds?
asked by edward benitez 
math
my tank is 38 inches tall 45 inches in diameter. How many gallions does it hold?
asked by david 
Math
Write an inequality. Chondra made a $65 withdrawl from her savings account which now has a balance LESS THAN $500.
asked by Abby 
English
Writeacher, I have finally reached an agreement with my German partner. However, I'll have to check the English version of the application form by tomorrow (which is full of mistakes and contradictions! Plus: I'm ill and on sick leave). I really hope you
asked by Henry2 
english
In “Crossing the Bar,” Paraphrase Explain, what the speaker desires
asked by markiysha 
MATHEMATICS_ratio&proportion
X is a point between A(5,2) and B(5,13) such that AX:XB = 2:3. Find the coordinates of X.
asked by PDF 
BUS/210
Could you please explain to me what a business model is so that I might actually be able to grasp the concept. I am so lost. Thank you in advance for any assistance.
asked by Rae 
Math
Billy is standing 80 feet from the base of a building. The angle of elevation to the top of the building is 35 degrees. If the distance from Billy's eyes to the ground is five feet, how tall is the building?
asked by Nikki 
Chemistry
When a 8.00 g of KBr is dissolved in water in a calorimeter that has a total heat capacity of 4.6 kJ·K^1 the temperature decrases by 0.290 K. Calculate the molar heat of solution of KBr in kJ/mol. DeltaH soln = ?
asked by Eric 
physics
A cylinder of volume 2.3 L contains CO2 gas at 2.2 atm. A piston is pushed into the cylinder to decrease the volume to 1.2 L with no temperature change. What is the new pressure of the gas in atm? im completely stuck on how to start this.
asked by mariah 
Chemistry
A researcher studying the nutritional value of a new candy places a 4.90 gram sample of the candy inside a bomb calorimeter and combusts it in excess oxygen. The observed temperature increase is 2.75 degrees Celsius. If the heat capacity of the calorimeter
asked by Justine 
mathematics
evaluate. 3 square root 81 (32)^3/5 64^2/3 4 square root 256 thanks
asked by jeelah 
mvcc
determine the molatiry of each of the ions present in the following aqueous solutions[assume 100% ionization] 2.25 M FeCl3
asked by rise 
Calculus
g(x)={1+cos(pi/2x/1) 0 for2
asked by Jackson 
education
rationale for studying historical foundations of education
asked by sabina 
MATHEMATICS_algebra
A man accepts a position at Php9000 a month with the understanding that he will receive an increase of 10% a year computed on the previous years salary. Form an equation that will compute how much he will receive a month after 10 years of service.
asked by PDF 
English
Thank you very, very much indeed! Here is the second part, concerning the scientific and linguistic objectives. The question is: " What are the concrete objectives of the partnership"? 1)Scientific objectives  describing the biodiversity, the presence of
asked by Henry2 
ENGLISH
"In that advanced season, the party soon passes out of the moist, temperate regions of the foothills into the dry, cold ,bracing air of the Sierras." Explain what it shows about poker flat and the old west. "The Outcasts of Poker Flat" by Bret Harte
asked by Stan3000 
life science
true or false? The temperature varies greatly throughout the year in a tropical rain forest.
asked by selina 
chemistry
what would be the order from slowest to fastest? Kr, Ar, Ne, N
asked by Anonymous 
Genetics
Name the term used to describe the phenomenon in which a bacteriophage genome incorporates its genome into the chromosome of the host.
asked by Anon 
Math
Mrs.Thompson has two containers of orange juice. One of the containers has 1/4 gallon of juice and the other container has 2/4 gallon of juice. How much orange juice do the containers have together? A.1/4gal B.1/2gal C.3/4gal D.2/3gal C?
asked by Colton Constancio 
Genetics
In general, what two methods are used to grow bacteria in the laboratory?
asked by Anon 
Math
Adam used 2/5, 1/6 and 1/3 to make a circle graph and colored each a different color. What fraction of the graph is not colored? Explain your answer.
asked by Shirley 
physics
A 0.101 kg meter stick is supported at its 40 cm mark by a string attached to the ceiling. A 0.68 kg object hangs vertically from the 6.61 cm mark. A second mass is attached at another mark to keep it horizontal and in rotational equilibrium. If the
asked by Lor 
math
If Ashante' got 21 questions correct out of 25, what percent went in the grade book?
asked by rae 
Math
If a line is measured as 1 4/8 inches how would simplify measurement
asked by Mary 
algrebra
16(5/8x+1/16)x=16(7/16+x) I have no idea how to multiple 5/8 by 16
asked by melissa 
Math
Four students have been jogging for 2 hours. The distances they have jogged are shown on the graph. Based on the information, which is the best prediction of how many miles Yuan will jog in 4 hours? Deon=12 Jon=10 Yuan=16 Sal=6 A.16 B.24 C.26 D.32 D?
asked by Colton Constancio 
physics
FROM A VERTICALLY RISING BALLOON AT A HEIGHT OF 450m an object is released, the object takes 10 seconds to reach the ground.calculate the velocityat the instance the object is released
asked by akram 
English
Here are the linguistic objectives which I'm going to vary as English should be the lingua franca. Is it correct to mention the objectives using the gerund??? They didn’t consider the pupils’ point of view. What do you think? 1) Linguistic objectives :
asked by Henry2 
Math
Adam has $300 when he entered the store. He spent $72 on some CD's. He wants to use the rest of the money to buy some DVD's. If DVD's cost $18 each, which would be the best way for Adam to find how many DVD's he can afford to buy? A.Multiply 18 by 72 B.Add
asked by Andrew 
geometry
an electronic manufacturer wants to ship a stereo system. The system includes the following components: 1 Receiver 20in. x 8in. 1 CD Player 20in. x 8in. x 5in. 1 Dual Tape Deck 20in. x 8in. x 6in. 2 HalfCylinder Speakers, each with a height of 22 in. and
asked by Melanie 
Math
Multiply: (3square root 6)^2 (3+square root 5)^2
asked by Carlee' 
calculus
if (g(x)=x,f(2)=7,and f'(2)=6. what is g'(&)?
asked by brian 
physics
A hydraulic jack is designed so that when the handle is pushed down 1 m, the piston raising the load moves up 0.015 m. IMA= 66.67 AMA= 26.67 Efficiency= 40% At this efficiency, what is the force required to lift a 5000 N weight?
asked by Jacqueline 
Math
The table shows the results of an election. Which student received the median number of votes? Ansari=108 Fidel=89 Denisa=175 Mikhail=92 Alex=130 A.Ansari B.Fidel C.Alex D.Mikhail A? Which lists all the factors of a prime number? A.1,2,4,8 B.1,13
asked by Colton Constancio 
physics
Two blocks with masses m1 = 20.7 kg and m2 = 55.5 kg, shown in the figure, are free to move. The coefficent of static friction between the blocks is 0.74 but the surface beneath m2 is frictionless. What is the minimum force F required to hold m1 against
asked by Katie 
Chemistry
Calculate the pH of the following buffer solutions: a) a solution made by dissolving 2.733g KH2PO4 and 4.508g K2HPO4 in water to give 250 ml of solution. b)a solution made by mixing 35.00 ml 0.24 M C6H5NH2 with 15.00 ml 0.19 M C6H5NH3CL. The base
asked by Karie 
Math Middle School
Please help. I do not have any idea about how to get started on this or finish it. I was told that the answer that I got was not the complete answer that was needed for me to submit. I do not understand how to extend the problem. I am not able to follow
asked by Please Please Explain 
english literature
discuss maurya's character in ''riders to the sea''as a mother and a priest....thanks ! :)
asked by ruwangi 
chemistry
Name each binary molecule. a. CS2 Carbon Disulfide b. N2O3 Dinitrogen trioxide c. NF3 Nitrogen trifluoride
asked by krystal 
Essay
what does it mean to give up? are there situations where that's okay. are there situations where giving up is not possible. my teacher told me to write a paragraph about this... can someone please help me!!!! :)
asked by Jackson 
math
a map of the moon has a scale of 1cm:25km. On this map the diameter of the Copernicus crater is about 3.7 cm. To the nearest kilometer, what is the actual diameter of the crater?
asked by sabrina 
chemistry
Predict the number of covalent bonds formed by each nonmetal atom. a. N3 bonds b. Cl1 bond c. S2 bonds
asked by krystal 
algebra
Explain why [sqrt(4)]2 = 4. How would you apply that explanation to solving x in sqrt(x+5) = 7?
asked by Dedria 
algebra 2
can someone help me simplify 3/4i
asked by danny 
Science
What is the first element on the periodic table? Hydrogen?
asked by Colton Constancio 
Physics
An airplane with a speed of 76.8 m/s is climbing upward at an angle of 48° with respect to the horizontal. When the plane's altitude is 560 m, the pilot releases a package. (a) Calculate the distance along the ground, measured from a point directly
asked by Natasha 
math
(x11)^1/2=3
asked by jamie 
chemistry
Name each of the following ionic compounds or binary molecules. a. SF2Sulfur difluoride b. MgF2Magnesium fluoride c. SnCl2Tin (II) Chloride d. PF5Phosphorus Pentafluoride e. NO2Nitrogen Dioxide f. SnO2Tin (II) Oxide
asked by krystal 
algebra
multiply 6sqrt25x^3
asked by katie 
History
Who became the first African American to play and win Wimbledon and the United States national tennis championship? Althea Gibson?
asked by Jaycee 
math
If the sale amount was $475 and the commission rate was 6% what is the amount of Commission? I just need to know how to solve it.
asked by Marida 
math
For the given perimeter, find the length and width of the rectangle with the greatest area Use whole numbers only. 60yd 54cm
asked by stephanie 
Chemistry
Your laboratory supervisor directs you to prepare 500.0 mL of a buffer with a pH of 9.40. You have available all the weak acids and bases listed in your textbook's appendix and the salts of those weak acids and bases. Describe how you could make this
asked by Linda 
English
Writeacher, could you please check the last two paragraphs I posted. I need to check everything for tomorrow. There is still one more paragraph after those and then we will have finished! Thank you for your invaluable help!
asked by Henry2 
Science
A change of the DNA in an organism that results in a new trait is known as? Mutation A group of dog offspring is known as Litter
asked by Colton Constancio 
SCIENCE. I NEED HELPP
How do trees change the environment, making it less favorable for grass to grow?
asked by A Girl. 
College Physics
An electric dipole consists of 2.0 g spheres charged to 5.0 nC (positive and negative) at the ends of a 12 cm long massless rod. The dipole rotates on a frictionless pivot at its center. The dipole is held perpendicular to a uniform electric field with
asked by Collin 
physics
A skydiver weighs 166 lb. When the skydiver reaches terminal speed, how much air drag does the skydiver experience?
asked by a 
Math
Find all real Solution: 2x^37x^298x343
asked by thomas 
chemistry
What is the formula weight of Li2CO3? 73.891 amu b. What is the mass of 1.30 x 104 mol of Li2CO3? 9.61E3 c. How many moles of CO32 ions are present in 102 g of Li2CO3? Dont get how to compute
asked by krystal 
English
When presenting the school we missed an an important detail I need you to check: 1) Among the experiences realized in cooperation with the Politecnico of Turin (It is a wellknown Applied Science Faculty in Turin. I would like to leave the name in Italian.
asked by Henry2 
math
A shipment of boxes weighs 40 pounds. There are 8 boxes and each weighs the same number of pounds. How much does each box weigh?
asked by Seth 
geometry
Find the value of x When one angle is 67 degrees and The lenthb of the triangle is 21
asked by al 
Physics
Your friend has decided to make some money during the town tombola by inventing a game of skill that can be installed. In the dame as she has developed it so far, the customer shoots a rifle at a 5.00 cm diameter target falling straight down. Anyone who
asked by qwertzuiop 
Physics
A 450.8 N child and a 101.0 N child sit on either end of a 2.2 m long seesaw. How far from the 450.8 N child should the pivot be placed to ensure rotational equilibrium? Disregard the mass of the seesaw. Answer in units of m part 2 of 2 Suppose a 367 N
asked by amanda and leah 
Geometry
Bronson and a friend are going to carry a canoe across a flat field, describe the shortest path they can use.
asked by Ashley 
chemistry
What is the formula weight of ammonium oxide? 44.0 g/mol 52.1 g/mol 34.0 g/mol 30.0 g/mol Is it 34.0 g/mol
asked by krystal 
macroeconomics
Suppose that there are three beachfront parcels of land available for sale in Asilomar and six people who would each like to purchase one parcel. Assume that the parcels are essentially identical and that the minimum selling price of each is $600,000. The
asked by ann 
Meanings
What does the poem "Never Seek To Tell Thy Love" mean?
asked by Now That's What I Call Music. 
Physics
You drive due east at 81km/h for 54mins . Then you follow a road going 60 degrees south of east, going 91km/h for another 39mins . Find the x and y components of the displacement
asked by Tiggie 
science
This graph represents the relationship of the pressure and volume of a given mass of a gas at constant temperature. When the pressure equals 8 millimeters of mercury (mmHg), what is the volume, in milliliters (mL)?
asked by Anonymous 
Physics
On level ground, you stand 21.0m from the base of a tree and determine that the treetop is at 46 degrees above the horizontal, as measured from ground level. How tall is the tree?
asked by Tig 
Physics
A student is about to do a pushup. Her center of gravity lies directly above P on the ﬂoor, which is 1.2 m from her feet and 0.6 m from her hands.If her mass is 56 kg, what is the force exerted by the ﬂoor on her hands? The acceleration of gravity is
asked by amanda and leah 
Physics
A nurse counts 76 heartbeats in one minute. What are the period and frequency of the heart's oscillations?
asked by Amanda