Questions Asked on
December 11, 2011

can you please look over my answers? clauses
Can you please look over the answers that I have for the different clause questions? Thanks ahead of time! Ohh, & Ssubject, DOdirect object, PNpredicate noun, OPobject of preposition. Thank you! [What I wanted to do] was to finish my work. S The
asked by Amy 
Chemistry
If 8.00 moles of NH3 reacted with 14.0 moles of O2, how many moles of H2O will be produced? 4NH3 (g) + 7O2 (g) > 4NO2 + 6H2O (g)
asked by Argh 
Math: Trig
to determine the height of a pole across a road, Justin takes two measurments. he stands at Point A directly across from the bass of the pole and determines that the angle of elevation to the top of the pole is 15.3 degrees. he then walks 30m parallel to
asked by Frany 
Statistics
If the correlation coefficient is 0.790, what is the explained variation? A. 37.6% B. 62.4% C. 79% D. 21%
asked by Ashleigh 
chemistry
Write the balanced formula equation, complete ionic equation, and net ionic equation. If no precipitate forms, write "No reaction" a) Hg2(NO3)2 (aq) + CuSO4 (aq) b) Ni(NO3)2 (aq) + CaCl2 (aq) c) K2CO3 (aq) + MgI2 (aq) d) Na2CrO4 (aq) + AlBr3 Please
asked by Gabby 
school
What is the pH of 0.1 M formic acid solution? Ka=1.7„e104? What is the pH value of buffer prepared by adding 60 ml of 0.1 M CH3COOH to 40 ml of a solution of 0.1 M CH3COONa? What is the pH value of an acetate buffer (pK=4.76) prepared by adding 20 ml of
asked by alshammari 
Physics
A spring has a force constant of 546.5 N/m. Find the potential energy stored in the spring when the spring is a) stretched 4.18 cm from equilibrium. Answer in units of J
asked by Angel 
Chemistry
which conversion factor do you use to first calculate the number of grams of CO2 produced by tge reaction of 50.6 CH with O2? The equation for the complete combustion of methane is: CH4 (g) + 2o2 (g) > CO2 (g) +2H2o (l) a. 2 mol O2/1 mol CO2 b. 1 mol
asked by qwert 
physics
A pendulum of length L=26.0 cm and mass m= 168 g is released from rest when the cord makes an angle of 65.2 degrees with the vertical. (a) How far (m) does the mass fall before reaching its lowest point. (b) How much work (J) is done by gravity as it falls
asked by Sarah 
chemistry
Consider the following reaction: 2H2S (g) + 3O2 (g) > 2SO2 (g) + 2H2O (g) If O2 was the excess reagent, 1.3 moles of H2S were consumed, and 18.7 g of wat were collected after the reaction has gone to completion, what is the percent yield of the equation?
asked by :( 
Chemistry
The decomposition of potassium chlorite yields oxygen gas and potassium chloride. If the yield is 95%, how many grams of KClO3 are needed to produce10.0 L of O2?
asked by PleaseHelp 
Chemistry
For the reaction 2Na (s) + Cl2 (g) > 2NaCl (s), how many grams of NaCl could be produced from 103.0 g of Na and 13.0 L of Cl2 (at STP)? What is the limiting reactant?
asked by Schooooool 
physics
A 3.3 kg mass weighs 30.03 N on the surface of a planet similar to Earth. The radius of this planet is roughly 7.4 × 106 m. Calculate the mass of of this planet. The value of the universal gravitational constant is 6.67259 × 10−11 N · m2/kg2. Answer
asked by janee 
English
Vinegar (by Roger McGough) sometimes i feel like a priest in a fish and chips queue quietly thinking as the vinegar runs through how nice it would be to buy supper for two (1967) Poem for Roger McGough (by Adrian Henri) A nun in a supermarket standing in
asked by JK 
physics
Flywheels are large massive wheels (disks) used to store energy. They can be spun up slowly, and then the wheel’s energy can be released quickly to accomplish a task that demands high power. A large flywheel has a 2.4 m diameter and a mass of 300 kg. Its
asked by Anonymous 
physics
A 17 kg child descends a slide 3.5 m high and reaches the bottom with a speed of 6.0 m/s. How much work was done by friction as the child goes down the slide?
asked by katieee 
Biology
When elongated, tubeshaped cells from the lining of the intestine are treated with a certain chemical, the cells sag and become round blobs. The internal structures disrupted by this chemical are probably _____. A. cell junctions B. microtubules C. rough
asked by Anonymous 
statistics
Question2: When parking a car in a downtown parking lot, drivers pay according to the number of hours or fraction thereof. The probability distribution of the number of hours cars are parked is given below X 1 2 3 4 5 6 7 8 f(X) 0.30 0.24 0.17 0.10 0.08
asked by s.Alhosani 
grammar
do you always underline the name of a book or is it in quotations in this instance b.c it said it is in quotes and underlined the name of the book is "GO Spot Go"
asked by daniel's mom 
Geometry
If m
asked by Allison 
Trigonometry
while standing at the left corner of the schoolyard in front of her school, Suzie estimates that the front face is 8.9m wide and 4.7m high. from her position, Suzie is 12m from the base of the right exterior wall. she determines that the left and right
asked by Franny 
physics
A 69 kg person on skis is going down a hill sloped at 36° below the horizontal (+x direction). The coefficient of friction between the skis and the snow is 0.15. Find the x and y components of the weight of the skier going downhill.
asked by mark 
algebra
from 1990 to 2000, the number of thousand visits by people to hawaii volcanoes national park increased by about 43.1 thousand visits. per year. In 2000, there were about 1529.6 thousand visits to the park. write an equation that gives the number of
asked by Danielle 
physics
A 90.0 N grocery cart is pushed 14.0 m along an aisle by a shopper who exerts a constant horizontal force of 40.0 N. If all frictional forces are neglected and the cart starts from rest, what is the grocery cart's final speed?
asked by katieee 
English
Could you please check if the following fillintheblank activity is possible? 1. The woman denied __________ (be beaten) by her husband. 2. She admitted __________ (be abandoned) when she was a child. 3. He stopped __________ (drink) a glass of water and
asked by Henry2 
Biology
Which one of the following organelles would be especially abundant in the pancreatic cells that produce digestive enzymes? A. rough endoplasmic reticulum B. smooth endoplasmic reticulum C. lysosomes D. microfilaments E. mitochondria Apparently the answer
asked by Anonymous 
Physics
When a rattlesnake strikes, its head accelerates from rest to a speed of 26 m/s in 0.3 s seconds. Assume for simplicity that the only moving part of the snake is its head of mass 100 g. How much (average) power does the rattlesnake need to accelerate its
asked by Angel 
chemistry
The vapor pressure of pure water at 25 degrees Celsius is 23.77 mm Hg. What is the vapor pressure, in mm Hg, of water above a solution that is 1.5m glucose, C6H12O6?
asked by Anonymous 
physics
A 2.7 × 10 3 kg elevator carries a maximum load of 888.9 kg. A constant frictional force of 2.1 × 10 3 N retards the elevator’s motion upward. The acceleration of gravity is 9.81 m/s 2 . What minimum power must the motor deliver to lift the fully
asked by heeeeeeeeeelpppp!!! 
physics
Hockey Puck A 110 g hockey puck sent sliding over ice is stopped in 13 m by the frictional force on it from the ice. (a) If its initial speed is 5.0 m/s, what is the magnitude of the frictional force? 1 N (b) What is the coefficient of friction between the
asked by zack 
Math
Write a numerical expression for the phrase and simplify.121 less than68
asked by Myrtle 
Chemistry
Solid sodium reacts violently with water, producing Heath hydrogen gas, and sodium hydroxide ( 2Na + 2H2O > 2NaOH + 2H2 ). How many molecules of hydrogen gas are formed when 67.2 g of sodium are added to water?
asked by Help! 
chemistrt
17.8 g of CH4 react with 55.4 g of O2 to form CO2 and H20 identify the limiting and excess reagent. what is the mass of CO2 produced? how much excess reactant is leftover?
asked by Skye 
college chemistry
What volume would 10.5 g of nitrogen gas, N2 occupy at 200.K and 2.02 atm.
asked by celestine 
chemistry
Oxidation of which type of biomolecule provides the greatest energy per gram? a.protein b.lipid c.carbohydrate d.nucleic acid
asked by anonymous 
physics
A 2.6x10^3 kg elevator carries a maximum load of 888.1 kg. A constant frictional force of 4.9x10^3 N retards the elevator's motion upward. The acceleration of gravity is 9.81 m.s^2. What minimum power must the motor deliver to lift the fully loaded
asked by Homer 
chemistry
Which of the following statements is (are) true about a compound that has a molecular ion peak in its mass spectrum at mass 94, and shows prominent peaks in its IR spectrum at 3600–3200 and 1600 cm–1? A) The compound has a molecular mass of 94. B) The
asked by Tiffany 
Literature
How does life at Manzanar reflect the asian background of the people who are interned there? How did it reflect their identity as Americans?
asked by Anonymous 
Chemistry
Sodium metal dissolves in liquid mercury to form a solution called a sodium amalgam. The densities of Na(s) and Hg(l) are 0.97 g/cm3 and 13.6 g/cm3, respectively. A sodium amalgam is made by dissolving 1.0 cm3 Na(s) in 20.0 cm3 Hg(l). Assume that the final
asked by bernan 
Chemistry
An unbuffered solution contaning 0.000018 M HCl .Calculate PH after adding 1 mL of 0.1 M NaOH to 100 mL of solution.
asked by Ethio 
chemistry
What type of feature will be observed in the EI mass spectrum of chlorobenzene? An absorption at 3100 cm–1 No signal at all A signal at 112 and a signal at 114 in a ratio of 3:1 A signal at 112 and a signal at 114 in a ratio of 1:1
asked by Tiffany 
trig
A satellite is in geostationary orbit 22,500 miles above the earth. IF the radius of the earth is 3,960 miles, how fast is the satellite moving in miles per day? How fast is the satellite moving in miles per hour?
asked by shawna 
math
Fran works due north of home. Her husband Alan works due east. By the time Fran is 7 miles from home, the distance between them is one mile more than Alan's distance from home. How far from home is Alan? Miles Please and thank you in Advanced!!!
asked by Mandy 
physics
A 200 gram block is attached to a spring with a spring constant of 8 N/m. The spring oscillates horizontally on a frictionless surface. Its velocity is 80 cm/s when x =  4.2 cm. a. What is the amplitude of oscillation? b. What is the block’s maximum
asked by SOMEONE PLEASE HELP 
english
Vinegar (by Roger McGough) Poem for Roger McGough (by Adrian Henri) sometimes A nun in a supermarket i feel like a priest standing in the queue in a fish and chips queue Wondering what it’s like quietly thinking To buy groceries for two. as the vinegar
asked by JK 
physics12
The instruments attached to a weather balloon have a mass of 5.1 kg. (a) The balloon is released and exerts an upward force of 102 N on the instruments. What is the acceleration of the balloon and instruments? (b) After the balloon has accelerated for 13
asked by Hannah 
Physics
A spring gun is made by compressing a spring in a tube and then latching the spring at the compressed position. A 4.97g pellet is placed against the compressed and latched spring. The spring latches at a compression of 5 cm, and it takes a force of 9.12 N
asked by Sarah 
physics
A 2.5 kg mass weighs 23.75 N on the surface of a planet similar to Earth. The radius of this planet is roughly 7.7 × 10 6 m.Calculate the mass of of this planet. The value of the universal gravitational constant is 6.67259 × 10−11N · m2/kg2
asked by tanya 
chemistry
Calculate the molarity of a solution prepared by diluting 200.0 mL of 4.0 M HCl to 500.0 mL of solution a. 1.1 M b. 1.6 M c. 2.7 M d. 10. M
asked by anonymous 
physics10
A sled of mass 51 kg is pulled along snowcovered, flat ground. The static friction coefficient is 0.30, and the sliding friction coefficient is 0.10. (a) What does the sled weigh? (b) What force will be needed to start the sled moving? (c) What force is
asked by Hannah 
statistics
Records show that deaths occur at the rate of 0.1 per day among patients residing in a large nursing home. If someone dies today, what are the chances that a week or more will elapse before another death occurs? The answer is 0.50 and the problem is in the
asked by Jen 
physics2
A 873 kg (1930 lb) dragster completed the 402.0 m (0.2498 mile) run in 4.950 s. If the car has constant acceleration, what would be its acceleration and final velocity?
asked by Hannah 
chemistry
Curcumin is a compound found in tumeric. What functional group is not present in curcumin? a. phenol b. aldehyde c. ether d. ketone
asked by anonymous 
geometry
Suppose CED = DBC. If m
asked by james 
physics
A student investigates skateboarding down a slope. She times how long it takes her to skateboard between two lines on a sloping pavement. She varies the distance between the two lines and records her results in a table. Distance s/m time t/s 2 2.32 4 4.23
asked by Jessica 
chem
phosphorus (12.28g) reacts with excess of oxygen gas to form 21.04 grams of diphosphorus penatoxide. what is the theoretical yile in grams of this reaction? im not sure how exactly do you start this?
asked by Skye 
English
I think I should rephrase the first question. I urgently need you to check this sentence. Thank you very much. 1) Briefly describe the narrator’s personality in Poe’s story, "The TellTale Heart". Explain his feelings and above all his obsession. Then
asked by Henry2 
Physics
James's tug of war team pulls with 500N of force to the right wile Jake's team pulls with 415N to the left. If James's team weighs 350 kg, how fast are they moving?
asked by Emily 
science
where are the deepest parts of the pacific basin located?
asked by qwer 
english
significance of the Hamlet quote, "I see a cherub that sees them. But come for England. Farewell, dear mother.
asked by TRACY 
geography
1. What isthmus connects North and South America? The isthmus of Panama 2. What are the continents of the world arranged according to land size, largest to smallest? Asia, Africa, North America, South America, Antarctica, Europe, and Australia 3. What do
asked by Reed 
Math
A boat crew rowed 20 miles downstream, with the current, in 2hours. The return trip upstream, against the current, covered the same distance, but took 5 hours. Dine the crew's rowing rate in still water and the rate of the current? Still water _ MPH and
asked by Mandy 
physics
Calculate the speed of a ball tied to a string of length 1.5 m making 4.6 revolutions every second.
asked by anonymous 
algebra
How do you find the LCD for these fractions 3/4c & 5/6ct also is the LCD for 4/15 & 1/9 (45)?
asked by Linda 
physics
A 200 gram block is attached to a spring with a spring constant of 8 N/m. The spring oscillates horizontally on a frictionless surface. Its velocity is 80 cm/s when x =  4.2 cm. a. What is the amplitude of oscillation? b. What is the block’s maximum
asked by Anonymous 
physics9
You are driving a 2460.0kg car at a constant speed of 19.0 m/s along an icy, but straight and level road. While approaching a traffic light, it turns red. You slam on the brakes, Your wheels lock, the tires begin skidding, and the car slides to a halt in
asked by Hannah 
Math
A boat crew rowed 20 miles downstream, with the current, covered the same distance, but took 5 hours. Dine the crew's rowing rate in still water and the rate of the current? Still water _ MPH and Current _ MPH.
asked by Mandy 
physics
A 3.60 kg block is pushed along the ceiling with an constant applied force of F = 75.5 N that acts at an angle θ = 61° with the horizontal, as in the figure below. The block accelerates to the right at 5.76 m/s2. Determine the coefficient of kinetic
asked by Lexi 
chemistry
A sample of gas with a volume of 2.0 L exerts a pressure of 1.0 atm. If the volume is changed to 1.0 L (at constant temperature), what is the pressure? a. 0.5 atm b. 1.0 atm c. 2.0 atm d. 4.0 atm
asked by anonymous 
college chemistry
What volume would 10.5 g of nitrogen gas, N2 occupy at 200.K and 2.02 atm.
asked by celestine 
chemistry
what mass of zinc chloride, zncl2 is required to prepare 5.00l of a 0.450 molar solution
asked by dolly 
physics
A 880kg (1945 lb) dragster, starting from rest, attains a speed of 27.3 m/s (61.0 mph) in 0.60 s. (a) Find the average acceleration of the dragster during this time interval? (b) What is the size of the average force on the dragster during this time
asked by Hannah 
physics
A toy rocket is traveling to the right at 15.0 m/s when it undergoes a constant acceleration 3.00 m/s^2 to the left how long does it take before the rocket stops moving to the right? what distance does the rocket travel before it stops moving to the right?
asked by Yuli 
Physics
A steel guitar string is 73 cm long and 0.15 mm in diameter. If it's under tension of 1.5kN, how much is it stretched?
asked by Hayli 
physics
The specific heat capacity of pure water at 15.0 degrees celsius is 4184J/(kg.k). Convert this to kcal/(kg.k). pls help
asked by ted 
calculus
A rectangle is inscribed in an isosceles triangle. If the sides of the triangle are 10, 10 and 12, what are the dimensions of the rectangle having the greatest area? The diagram shows the triangle on a set of axes with base 12 on the x axis and the top
asked by Tina 
physics3
when a karate strike hits wooden blocks, the hand undergoes an acceleration of 6500 m/s2. Medical data indicates the mass of the forearm and hand to be about 0.7 kg. What is the force exerted on the hand by the blocks?
asked by Hannah 
people
Suppose that people's heights (in centimeters) are normally distributed, with a mean of 165 and a standard deviation of 6. We find the heights of 80 people. (a) How many would you expect to be between 159 and 171 cm tall?
asked by Anonymous 
MathData Mangment
6(n+1P2)=3nP2
asked by Sara 
calculus
Let f be the function given by f(x)= x^2+4x8. The tangent line to the graph at x=2 is used to approximate values of f. For what value(s) of x is the tangent line approximation twice that of f?
asked by Jane 
chemistry
. How many grams of H2SO4 (98.1 g·mol1) are required to react with 4.0 g NaOH (40.0 g·mol1) in this neutralization reaction?H2SO4 + 2NaOH Na2SO4 + 2H2O a. 2.4 g b. 4.9 g c. 9.8 g d. 20 g
asked by anonymous 
earth
Why does western North America have volcanoes, earthquakes, mountain ranges, and small valley glaceiers and why are these same features not present on the eastern part of the continent? How could this situation be reversed?
asked by Pam 
Physics
A 0.250 kg block on a vertical spring with a spring constant of 4.09 × 10 3 N/m is pushed downward, compressing the spring 0.0900 m. When released, the block leaves the spring and travels upward vertically. The acceleration of gravity is 9.81 m/s 2 . How
asked by Angel 
math
The length of the top of a table is 4m greater than that the width. The area is 60m^2. Please help me find the dimensions of the width and length. Thank you in advance for your help?
asked by Mandy 
college chemistry
What volume would 10.5 g of nitrogen gas, N2 occupy at 200.K and 2.02 atm.
asked by celestine 
Social Studies
Hi,My social studies test is coming and the review asks about the counter reformation in the age of exploration. But my Scott Foresman text doesn't say anything about the counter reformation. Where can I find out about it?
asked by Julia 
Geomtry
Five fences meet at a point to form angles with measures x, 2x, 3x, 4x, and 5x around the point. Find the measure of each angle.
asked by Timothy 
RES/342
From her firm’s computer telephone log, an executive found that the mean length of 64 telephone calls during July was 4.48 minutes with a standard deviation of 5.87 minutes. She vowed to make an effort to reduce the length of calls. The August phone log
asked by Anonymous 
physics7
A 81.0kg (179 lb) boxer has his first match in the Canal Zone (g = 9.782 m/s2) and his second match at the North Pole (g = 9.832 m/s2). (a) What is his mass in the Canal Zone? (b) What is his weight in the Canal Zone? (c) What is his mass at the North
asked by Hannah 
Chemistry
Use VSEPR theory to predict the bond angles of sulfur hexafluoride.
asked by Ingrid 
Chemistry
How many grams of CO are needed to react with an excess of Fe2O3 to produce 233.4 gFe? Fe2O3 (s) + 3CO (g) > 3CO2 (g) + 2Fe (s)
asked by :) 
chemistry
Which of these pairs of substances in aqueous solution would constitute a buffer? a. HCl + KCl b. KHPO4 + K2HPO4 c. KOH + KCl d. HCl + KOH
asked by anonymous 
Physics
A 700g block on a 130.0 cm long string (radius) swings in a circle on a horizontal frictionless surface. If the string will break when the tension exceeds 36.0 N, at what maximum rpm can the block rotate?
asked by Anonymous 
math
a minor league baseball team plays 95 games in a season, if the team won 14 more than twice as they lost, how many wins and looses did the team have?
asked by jessenia 
Calculus
What is indefinite integral of 1/(x^24)^(1/2)?
asked by Joe Schmo 
Science Fair
My friend told me this science fair at Rockland, Rockland Sit Fair and I'm doing my science fair project on about the human body like junk food vs healthy food. What title I should use it for???? Plus can you give me the right information about this.
asked by Lauren 
SpanishPlease check
I have some questions about using ser or estar 1.If I am from a place I would use soy and if I am in a place I would use estoy like Yo soy or Yo estoy?? 2.If I'm saying you are sick, I would use estásform of estar? 3.¿Dónde están ellos? Correct?
asked by Mary Beth 
Analytical Chemistry
I need to determine the moles of EDTA in a 1:1 stoichemetric titration of a 10.0 mL aliquot of .2108 g of CaCO3 dissolved in 100ml of h2o please help
asked by Chad Carl 
physics
The specific heat of pure water at 15 degrees celsius is 4184j/(kg.k). Convert this to kcal/(kg.k). pls help
asked by ted 
English
Could you please check if the following questions are possible? 1) List the sounds made by the following animals: duck, lion, owl, rabbit, swan. 2) Focus on the readings done in class and answer the following questions: 3) When is the cheetah
asked by Henry2 
chemistry
Calculate the amount of moles in CH3COOH which is 5%acedic acid and C3H7OH which is 70% usp? This is what I got.....For the amount of 50 ml > 50mL = 50g >50g/18.016 = 2.7 moles in 50 ml of H2O For the amount of 50 ml > 50mL = 50g >50g/60.09500 g = .83
asked by Will J 
us history
So I was told by my teacher that one of the essays on my us history final will have something to do with foreign policy's. but I really do not know the foreign policys that the us had besides like the open door policy. so we have studied from the
asked by Rebecca 
Physics!
How much heat does it take to raise 1.0 kg of lead from 0 degree celsius to 90 degree celsius?
asked by Clay 
math
Bob used 3/5 of a sheet of 100 stamps What percent would that be? He used 60 stamps so would that be 60%?
asked by jill 
chemistry
Which of the following statements is true? a. Aromatic compounds are less reactive than alkenes. b. Aromatic compounds are more reactive than alkenes. c. Benzene tends to undergo addition rather than substitution reactions. d. Benzene is more reactive than
asked by anonymous 
English
Just one more doubt. Are all alternatives possible except the last? Which is best then? Thank you. 1.I watched a new drama series and last night wat the first episode. 2.and last night they broadcast/transmitted the first episode 3.and there was the first
asked by Henry2 
Auditing
I need help with this. I was presented with this question: Analytical procedures show that inventory turnover decreased from 31–34 days to 27 days, and gross margins declined to the lowest level in five years. What might this indicate about the risk of
asked by Nick 
Trigonometry
4+29sin=12cos^2 How do you determine this
asked by Blair 
math / science
find the vector with all of the following properties: magnitude 10 angle of 45 degrees with positive xaxis angle of 75 with positive yaxis positive k component
asked by Clarissa 
physics
Suppose 0.0210 kg of steam (at 100.00°C) is added to 0.210 kg of water (initially at 19.5°C.). The water is inside a copper cup of mass 48.9 g. The cup is inside a perfectly insulated calorimetry container that prevents heat flow with the outside
asked by melisa 
chemistry
Calculate the amount of moles in CH3COOH which is 5%acedic acid and C3H7OH which is 70% usp? This is what I got.....For the amount of 50 ml > 50mL = 50g >50g/18.016 = 2.7 moles in 50 ml of H2O For the amount of 50 ml > 50mL = 50g >50g/60.09500 g = .83
asked by Will J 
chemistry
how many liters of carbon dioxide produce when 6kg sodiumcarbonate react with excess hcl at 37 c
asked by sanjay 
chemistry
If I measure my big screen TV and get 500.24 centimeters, which numeral is estimated? How many millimeters is it?
asked by anonymous 
physics5
A race car has a mass of 707 kg. It starts from rest and travels 40 m in 4.0 s. The car is uniformly accelerated during the entire time. What net force is applied to it?
asked by Hannah 
Precalculushelpp
Verify if my answers are correct. 1. The function y=x^3 has undergone the following sets of transformations. If y=x^3 passes through the points (1,1), (3,27) and (4,64), list the coordinates of these transformed points on each new curve. a) reflected in
asked by Melinda 
math / science
three people are trying to hold a lion still for the vet. The lion, in the center, is wearing a collar with three ropes attached to it and each person has a hold of the rope. charlie is pulling in the direction of 62 degrees west of north with a force of
asked by Clarissa 
Biology
Using RNA a s a template for prot e in synthesis instead of t r ans l a t ing prot e ins directly from the DNA is advantageous for the cell because A) RNA is much more stable than DNA. B) RNA acts as an expendable copy of the genetic material, allowing the
asked by Matthew 
6th grade math
Put the following decimals in order from least to greadest. 0.480, 0.495, 0.523, 0.54
asked by Flabby sausage 
math
suppose you deposited $3000 of earned income into an IRA, you can earn an annual interest rate of 8%and you are in a 40% tax bracket (Note:interest rates and tax brackets are subject to change over time, but some assumptions must be made to evaluate the
asked by peter 
Math
On a map the length of a nature center trail is 4.6 centimeters. If the scale is 2 centimeters to 30 kilometers. What is the actual length of the trail.
asked by Renee 
Geometry
How do I determine if a quadrilateral is a parallelogram? Does anyone know the formula to determine this because I have to justify my answers. Thanks.
asked by Amanda 
chemistry
17.8 grams of CH4 reacts with 55.4 g of )2 to from CO2 and H20 what is the mass of H20 formed? and how much excess reactant is leftover? so i think that O2 is the limiting reagent and CH4 is the excess reagent help?
asked by Skye 
Physics
A bathtub of icy water at 32 degrees farenheit holds 17 gallons. You put in a 25 pound watermelon with a temperature of 100 degrees farenheit. If you wrap the tub completely in blankets so it does not lose any heat, what will be the final temperature of
asked by Matt 
statistics
for a certain psychiatric evaluation z scores above 2.18 and below 2.33 are considered abnormal. what is the probability that a person evaluated by this will be considered normal?
asked by alex 
present annuity
What is the present value of an annuity that consists of 28 monthly payments of $260 at an interest rate of 8% per year, compounded monthly? (Round your answer to the nearest cent).
asked by rachel 
chemistry
given the following equation 2ClO3> 2 KCl + 3 O2 what volume does O2 occupied, at STP, if 34.0g of KClO3 reacts?
asked by Anonymous 
English
Shall I type the title of the story in italics? Thank you. Describe the narrator’s personality in Poe’s story, The TellTale Heart. Explain his feelings and above all his obsession. Then focus on how he murders the old man. Name and describe the senses
asked by Henry2 
English
I urgently need you to check these sentences. Thank you very much in advance! 1) Briefly describe the narrator’s personality in Poe’s story The TellTale Heart. Explain what has caused him to feel like this and then focus on how he murders the old man.
asked by Henry2 
chemistry
6. Compound C (MW = 550) is provided at a concentration of 25g/100mL. 1mL is taken and compound D is to be added (MW = 1025, concentration = 75mM) to give a final ratio of compound C:D of 4:1 moles ratio. What volume of compound D is to be added?
asked by Bob 
science
until recently, many scientists were tentative in their acceptance for the theory of the chemical evolution of life on earth. what has changed their minds?
asked by qwer 
science
what do these things have in common: paleomagnetism, seafloor spreading, pangaea, transform faults, fracture zones, seamount chains, and pacific hotspots?
asked by qwer 
spanish
is Ella bebe nunca cafe. grammatically correct
asked by christian 
PLEASE HELP, physics/math
Three people are trying to hold a lion still for the vet. The lion, in the center, is wearing a collar with three ropes attached to it and each person has a hold of the rope. charlie is pulling in the direction of 62 degrees west of north with a force of
asked by Clarissa 
geometry
what is the equation of the locus points equidistant from the lines y=1 and x=2
asked by khalia 
geometry
B is the midpoint of AC, D is the midpoint of CE, and Bd=14. find AE. B is the midpoint of AC, D is the midpoint of CE and BD=7. Find AE.
asked by james 
physics
You have arrived at a new planet and put your starship into a circular orbit at a height above the surface that is equal to two times the radius of the planet. Your speed is 4300 m/s and it takes 7 hours and 18 minutes to complete an orbit. a. What is the
asked by help please 
physics/math
Three people are trying to hold a lion still for the vet. The lion, in the center, is wearing a collar with three ropes attached to it and each person has a hold of the rope. charlie is pulling in the direction of 62 degrees west of north with a force of
asked by Clarissa 
Alg2
Can't figure this one out...The Mendes family bought a new house 10 years ago for $120,000. The house is now worth $191,000. Assuming a steady rate of growth, what was the yearly rate of appreciation? Round your answer to the nearest tenth of a percent
asked by Rock 
Physics
There is a block of ice which weighs 1.0 kg, and has a temperature of 0 degree Celsius. How much heat will it take to melt and evaporate the ice in a room where there is plenty of ventilated cool, dry air at just above 0 degree Celsius.
asked by Jacob K 
college algebra 2
Use the equation W = 0.0014x2  0.076x + 50 to find W for each xvalue in the table. Use this equation to estimate the number of worms on 60 and on day 180. Which answer is the most accurate?
asked by Judith 
physics8
Your new motorcycle weighs 2411 N. What is its mass in kilograms?
asked by Hannah 
math
The median weekly earnings for people working in sales is $450. Assume that the weekly earnings are approx. normally distributed with a standard deviation of $90. What is the mean weekly earnings for people working in sales?
asked by Stacy 
Math
there is a path 7 meter wide outside around the square playground of side 60 meter each. find the area of the path...........?
asked by J.B. 
Calculus
What are the critical numbers of the function: f(x)=2x^33x^236x+14 Thanks
asked by Iain 
physics
a. How much power is generated by a motor that lifts a 300.0 kg crate vertically 8.0 meters in 6.0 seconds? b. If the crate is dropped on a large vertical spring that has a spring constant of 200,000 N/m, how far does it compress the spring?
asked by please help 
chemistry
What is/are the amino acid products when we have an mRNA that is AUGAAAUUU?
asked by anonymous 
Physics
A. Calculate the force on an alpha particle in an electric field E=Exm where E=3.6E4 N/C and x is a unit vector in the x direction. What is the direction of the force? B. Calculate the acceleration of the alpha particle in this electric field. What is the
asked by Kate 
math
least to greatest 0.75, 0.39, 0.2, 0.35 i think its 0.2, 0.35, 0.75, 0.39
asked by Clara 
physics
A 175N box is placed on an inclined plane that makes a 30.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.
asked by student 
chemistry
What is the pH value of a buffer made up of 10 ml of 0.1 M NaHCO3 and 5 ml of 0.14 M H2CO3? The pKa for bicarbonate is 6.1?
asked by alshammari 
physics
A satellite moves in a circular orbit around the Earth at a speed of 5.8 km/s. Determine the satellite’s altitude above the surface of the Earth. Assume the Earth is a homogeneous sphere of radius 6370 km and mass 5.98 × 1024 kg. The value of the
asked by janee 
Please Revise(short paper)
Physical Education has been an extremely tough class, but I it has done me some justice. Despite how tough and painful it was, it all payed off in the end. Before this class started, running a mile seemed like the toughest task anyone could ever ask.
asked by Bryce 
chemistry
What are the steps of protein synthesis starting with DNA?
asked by anonymous 
Science
I have a question: cells are small which allows larger cell membrane area for a smaller __________ (volume) therefore it is easier for cells to have their needs met. I need help with this question. I don't get it. Thank you!
asked by Anonymous 
physics
A lever has a Mechanical Advantage of 13. How much force would the lever exert if you push with a 200N force?
asked by Emily 
Math polynomial functions
State the number of complex roots of each equation then find the roots. I cant figure out these two! 1. 3x  5 =0 2. c^2 + 2c + 1 = 0
asked by Trace 
Precalculus
Whats the value of a? == For the graph, determine the equation of the function in the form y=a(xh)^2+k. Then describe the transformations that were applied to y=x^2 to obtain the graph. Here is the graph: imgur dot com/A7e5M The only thing I know is
asked by Melinda 
Algebra IIPlease check
Did I do this correctly? Use log laws to write the following expression as a single logarithm. 3/2 ln25 + 3 ln2 = ln25 3/2 + ln2^3 = ln125 + ln2^3 =ln125 + ln8 =ln(125*8) =ln1000
asked by Jackson 
Humanities
Why does a teacher needs to have a grasp of students social setting and the condition in which they live?
asked by Matt 
math
the white house built 1792 is the oldest federal building in washington dc the building has undergone extensive remodeling over years the main building is four stories high and is about 170 ft long by ft wide if a replica of the white house were made with
asked by Franklin bash 
physics
A steel canister with a volume of 0.34 m3 is lowered to a depth of 800 m in the ocean. a. What is the pressure on the canister in atmospheres? b. What is the buoyant force on the canister?
asked by Anonymous 
science
roughly how fast do most lithospheric plates move?
asked by qwer 
info literacy
What would a careful researcher ask about a Web site called "Facts about pesticides and health" published by the Coalition for a ChemicalFree Environment?
asked by judy 
Calculus
Use the midpoint rule to approximate the integral 6x9x^2 from 2 to 11 with n=3
asked by Anonymous 
chemistry
How could I determine if a white liquid contained lactose?
asked by anonymous 
Psychology
How does lying about financial statistics relate to anthropology? Would these facts make sense? This may be part of the larger picture of the growing disparity between the rich and poor in our society. Not only does that fact have to be covered over, those
asked by Rebecca 
statistics
Test the hypothesis that for the population of students in this professor's classes each additional homework problem complete leads to an increase of at least 2 points on the quiz versus the alternative that the increase is less than 2 points. Allow for 5%
asked by Audrey 
Math
$ 2631 is deposited into an account for 15 years. Determine the accumulation if interest is 8.01 % compounded (a) monthly, (b) daily, (c) continuously. (Roundoff your answers to the nearest cent.) The accumulation based on (a) monthly compounding is $ ;
asked by LI 
trig
How do you evaluate the expression cos3pi
asked by Freckles 
English
e.g. I got a new camera. (What is the meaning of 'got'? 1. I bought a new camera. 2. I received a new camera from somebody. What does e.g. mean? #1 or #2?)
asked by rfvv 
Physics
How much heat does it take to raise 1.0 kg of lead from 0 degree celsius to 90 degree celsius?
asked by Clay 
Precalculus
Verify if my answers are correct. 1. The function y=x^3 has undergone the following sets of transformations. If y=x^3 passes through the points (1,1), (3,27) and (4,64), list the coordinates of these transformed points on each new curve. a) reflected in
asked by Melinda 
MATH
The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 174 and a variance of 9. The material is considered defective if the breaking strength is less than 168 pounds. What is the probability that a single,
asked by mONIQUE 
chemistry
6. Compound C (MW = 550) is provided at a concentration of 25g/100mL. 1mL is taken and compound D is to be added (MW = 1025, concentration = 75mM) to give a final ratio of compound C:D of 4:1 moles ratio. What volume of compound D is to be added?
asked by Bob 
chemistry
6. Compound C (MW = 550) is provided at a concentration of 25g/100mL. 1mL is taken and compound D is to be added (MW = 1025, concentration = 75mM) to give a final ratio of compound C:D of 4:1 moles ratio. What volume of compound D is to be added?
asked by Bob 
science
where are the youngest seafloor rocks found?
asked by qwer 
English
Thank you. The exercise is not complete but aims at revising the use of the infinitive (with or without to) and the gerund after certain verbs. She didn’t dare to speak/speak (both possible?) to him about that.
asked by Henry2 
science
what is the transition between the shelf and the deep seafloor called?
asked by qwer 
History
Have there been territorial disputes or boundary changes in Turkey. I've been trying to research them and find a map of how Turkey used to look, but I coun't find any good information. If anyone could help with any websites about it, I would really
asked by CeCe 
english
Act IV of Hamlet 1. What is the King's original plan for eliminating Hamlet? 2. What does Hamlet learn from Fortinbras's captain about their mission into Poland? How does this affect Hamlet? 3. What is the plan and backup plan that Claudius concocts with
asked by TRACY 
college algebra 2
Use the equation W = 0.0014x2  0.076x + 50 to find W for each xvalue in the table. Use this equation to estimate the number of worms on 60 and on day 180. Which answer is the most accurate?
asked by Judith 
Psychology
How does lying about financial statistics relate to sociology?
asked by Rebecca 
critical thinking
Show, using your own examples, how affirming the consequent and denying the antecedent are deductively invalid argument forms. What makes these examples of forms of fallacious reasoning? I answered half of the question already but i'm stuck on these two
asked by Anonymous 
calculus
Determine the equation of the tangent line at the indicated coordinate f(x)=e^(2x)*in(8x) for x=2 The equation of the tangent line in slopeintercept form is y= ?
asked by LI 
physics6
A 64kg boy and a 42kg girl use an elastic rope while engaged in a tugofwar on an icy frictionless surface. If the acceleration of the girl toward the boy is 3.5 m/s2, determine the magnitude of the acceleration of the boy toward the girl.
asked by Hannah 
physics4
After a day of testing race cars, you decide to take your own 1540kg car onto the test track. While moving down the track at 12 m/s, you suddenly accelerate to 27 m/s in 9 s. What is the average net force that you have applied to the car during the 9s
asked by Hannah 
English
Hello. I wonder if it's possible to say: "He made an attempt of becoming a politician" or is it only "an attempt to become"? Do you think it's possible to use "first" in the context: "they are making first progress in building a DNA model", and if yes,
asked by Ilma 
Humanities
Were war elephants used during the Crusades?
asked by Putri 
chem
What are the products ? CH3CH2CH2CH3 + Br2à
asked by anonymous 
maths
find the least and greatest possible valuesof the perimeter of a rectangular field 4.6cm and 7.9cm
asked by Anonymous 
physics PLEASE helpp
Suppose 0.0210 kg of steam (at 100.00°C) is added to 0.210 kg of water (initially at 19.5°C.). The water is inside a copper cup of mass 48.9 g. The cup is inside a perfectly insulated calorimetry container that prevents heat flow with the outside
asked by melisa 
math
a boy spends 16.5 hrs studying. he spends 0.6 hrs studying English. what percent of his time is spent on English
asked by Daniel 
Psychology
How does lying about financial statistics relate to psychology? I have this so far: People feel the need to tell the truth, not just because it’s the right thing to do, but also for more realistic reasons, such as the consequences for their actions.
asked by Rebecca 
science
Hey Can Any one Help me With Problem Statement But it Must include the Independent and dependent variable. the topic is How Does Iron react with water.
asked by Bao 
chemistry
Since amino acids and proteins carry protonaccepting and protondonating groups, they can act as a.buffers b.enzymes c.isomers d.vitamins
asked by anonymous 
physic i need to know today!
Im having trouble finding out what the graphs would look like for these kinematic equations a.v=vox b.dx=dox + voxt c. vy=voy +gt d. dy= doy +voyt +1/2gt^2 can someone explain to me what the graphs would look like and why?
asked by Rebecca 
math
1/8 inch is closest to 0 inches ,1/2 inch,1 inch
asked by Anonymous 
physics
After a shipwreck, a solid steel spoon lies at the bottom of the ocean, 5.75km below the surface. What's the water pressure at that depth? Find the fractional volume change in the spoon due to compression forces.
asked by Tyler 
geometry
what is the value of x when L is congruent to M. L is (3x + 5) and M is 65 degrees
asked by Anonymous 
Chemistry
If 26.4 L of H2 reacted with 13.2 L of O2 at STP, what is the volume of the gaseous water collected assuming that none of it condenses?
asked by :) 
SCIENCE
ORDER OF INCREASING ATOMIC SIZE: Cs, Li, and Rb
asked by ALEX 
physics
a plane is flying at 250 km hr an hit a 50 km hr headwind what is its resultantt speed relative to the ground
asked by Victor 
music
Write a short review on 2 of jeff buckleys songs from Grace include pitch, rhytnm, chords, lyrics, instrumentation and structure
asked by boo 
physics please helpp
A 1.67kg block of aluminum at 21.7°C is to be melted and reshaped. How much heat must flow into the block in order to melt it? use the following values: For copper: c_copper=0.386 kJ/kg.K T_fusion=1359 K L_fusion=205 kg/K
asked by maria 
grammar
"Who is at the door", she asked. is there a comma before she.
asked by daniel's mom 
Algebra II
Did I do this correctly? Use log laws to write the following expression as a single logarithm. 3/2 ln25 + 3 ln2 = ln25 3/2 + ln2^3 = ln125 + ln2^3 =ln125 + ln8 =ln(125*8) =ln1000
asked by Jackson 
cemistry
what results should we expect when we incubate a variety of lipids of differnet degrees of saturation with iodine?
asked by Sharon 
Spanish
I have some questions about using ser or estar 1.If I am from a place I would use soy and if I am in a place I would use estoy? 2.If you are sick, I would use estásform of estar? 3.¿Dónde están ellos?
asked by Mary Beth 
physics
what is your final velocity after 680 meters if you start out at 90km/hr and acceleration is 9 m/s
asked by susan 
algebra
write an equation of the direct variation that includes the given point, (5/6, 6/5)
asked by tim 
Science
Draw and complete a graphic organizer to identify the types of chemical reactions illustrated by these formulas:A+ BC= B+AC,AB=A+B,A+B=AB
asked by Frances 
math
If a 3.6 kg object travels at 46 mph(top speed) how much would it weight when it hit the ground
asked by jesper 
chemistry
. Compound C (MW = 550) is provided at a concentration of 25g/100mL. 1mL is taken and compound D is to be added (MW = 1025, concentration = 75mM) to give a final ratio of compound C:D of 4:1 moles ratio. What volume of compound D is to be added? ***Dr
asked by Bob 
math
1.If john served fruit punch in 8 ounce cups to a class on Monday. Mr. Roberts found tat there were 12 cups in the trash. Explain what is unknown. 2.John served fruit punch in 8 ounce cups to a class on Monday. Mr. Roberts saw that their are 12 cups in the
asked by shahriar 
College English
How can I compare "Mother Night" by Vonnegut and "Song of Solomon" by Morrison in terms of Postmodernism?
asked by Katie 
math
i combine 500ml of vineger and 4.2 liters of soy sauce for a sweet and salty meat dish for dinner how may ml of liguid did i combine
asked by leslie 
scienceVERY URGENT
I think it's A or C, but I need to know because it's due in an hour. Please help thank you, it's my last question on the homework. A flower is red, has a long tube formed by fusion of petals, has nectar at the bottom of the tube, has no landing platform,
asked by jon 
computer engineering
what is optical fiber cable?
asked by MUHAMMAD UMAR 
Math
Trying to understand an inverse trig function. Evaluate Cos^1 (sqr3/2) So I know it's 30 degrees, but wouldn't it also be 150 degrees because the Arccos is defined in the 2nd quadrant?
asked by Bobby 
economics
I need help to put in Excel Sherwin Williams exercise
asked by Linda 
math
find x an y intercepts f(x)=7x^2+6x7 f(x)=(x7)^24
asked by ddd 
Calculus
Stuck on this problem. Please help! 1+u^4/u du
asked by Stacy 
spanish
What does El hace ejercicio todos los dias mean? Please Help!!!
asked by Stephanie 
Trigonometry
tan^2(x)=3/2sec(x)
asked by Blair 
hyui
a wheel of radius 50 centimeters accelerates uniformly from a frequency of 4 hertz to 6 hertz during 50 revolutions. what are its angular acceleration and a period of time for this frequency change? find the tangential and normal accelerations at the
asked by kilo 
6th grade math
Put the following decimals in order from least to greadest. 0.480, 0.495, 0.523, 0.54
asked by Flabby sausage 
Calculus
Use the midpoint rule to approximate the integral 6x9x^2 from 2 to 11 with n=3
asked by Anonymous 
math
1.If john served fruit punch in 8 ounce cups to a class on Monday. Mr. Roberts found tat there were 12 cups in the trash. Explain what is unknown. 2.John served fruit punch in 8 ounce cups to a class on Monday. Mr. Roberts saw that their are 12 cups in the
asked by shahriar 
Question
What was that info. you gave me for the top art schools (universities) in the us.
asked by Lauren 
science
how do geologists know the earth is layered inside?
asked by qwer 
science
what are some characteristics that describe subduction zones?
asked by qwer 
social
what was constantine the great's impact on western civilization?
asked by jon 
article
where can i find articles on the ecosystem ?
asked by tim 
trig
Getting ready for trig semester finals. Can't figure out how they are simplifying these equations. (these are the review not actual test) tanxsqr3=2tanx and 2sin^2+sinx=0
asked by Josh 
Physics
How much heat does it take to raise 1.0kg of lead from 0 degree celsius to 90 degree celsius
asked by Clay 
Physics HELPPP
A combination of 0.383 kg of water at 22.8◦C, 0.499 kg of aluminum at 61.3◦C, and 0.408 kg of copper at 68.3◦C is mixed in an insulated container and allowed to come to thermal equilibrium. Determine the final temperature of the mix ture.
asked by Ivana 
Math
Determine the area of the region bounded by f(x)=7*e^(2x) and the axis, between x=0 and x=2 . what is The area of the region ??
asked by LI 
Math
f'(x)=In(25x)/x between x =1 amd x=12 12. f(x)= ??
asked by LI 
social
What was the appeal of christianity in the early 4th century. What was it's main message and what made people so interested in it?
asked by jon 
English
Hello. I'll be grateful if you help me with a few questions. 1)Which is correct,'civilian people' or 'civil people' (meaning "civilians")? 2)Would you use the article in the context "to decrease (the?) strain between the countries"? Thank you very, very
asked by Ilma 
algebra
find the product of (x^23x=5) with the quotient of (10x^615x^55x^3)/5x^3. I don't understand!!
asked by shyloh 
English
Hello. I've already asked this question, but I did not ask it correctly, so I'll be grateful if you help me again. Are all of the following verbs possible and natural in the English context: "EU diplomats 'declared/ announced/ presented/ pronounced/
asked by Ilma 
Math
How do you substitute a proportion
asked by Ahmed 
physics
a. How much power is generated by a motor that lifts a 300.0 kg crate vertically 8.0 meters in 6.0 seconds? b. If the crate is dropped on a large vertical spring that has a spring constant of 200,000 N/m, how far does it compress the spring?
asked by please help 
Another quetion about Turkey!
What MAJOR wars was Turkey ainvolved in?
asked by CeCe 
science
Can someone tell me examples of Acids Alkali
asked by Blesser11 
math
if I want to make a figure twice as large, do I multiply by a scale factor of 2?
asked by Anonymous 
math
1.If john served fruit punch in 8 ounce cups to a class on Monday. Mr. Roberts found tat there were 12 cups in the trash. Explain what is unknown. 2.John served fruit punch in 8 ounce cups to a class on Monday. Mr. Roberts saw that their are 12 cups in the
asked by shahriar 
math
(1/3)*(2/5) both are to the third power outside both (
asked by Please help 
science
place in order of increaseing nonmettalic character: Se, Po,and O. Can you explain how to do this?
asked by ALEX 
Eng./science
How does a television set display a picture?
asked by Landon 
precalculus
find the increasing and decreasing intervals of 4x^37x+3
asked by ck 
Calculus
Use the midpoint rule to approximate the integral 6x9x^2 from 2 to 11 with n=3
asked by Anonymous 
algebra
A bag contains 4 orange marbles, 11 blue marbles and 1 yellow marble. What is the probability of drawing a blue followed by another blue without replacement? Not sure what to do?
asked by Dylan 
trig
How do I solve.... Tan 2(theta)  Cos 4(theta) = 0 Domain: (0360 degrees) Thank you.
asked by Heather 
chemistry
How could I determine if one rock is denser than another rock?
asked by anonymous 
English
I'm writing an essay and to me my opening sentence could be worded better or is a run on. Please help. Although it’s difficult to a chose a particular event or person that had the greatest impact on western civilization, the rule of Constantine the Great
asked by jon 
physics13
Find the mass of each of these weights in kg (a) 97 N (b) 83 N (c) 1.03 N
asked by Hannah 
ar ALABAT ACDEMY GOVERNMENT subject
How does the legislature check the power of Executive organ of government in a persidential system
asked by Abdul 
social
can you please suggest few finer points on mother teresa as i need to participate in an elocution competition
asked by Rajasree M edlapadu india 
math
[(k)] (2)(2 + k) = k  (4k + 3)
asked by jade 
Physics
How much heat does it take to raise 1.0 kg of lead from 0 degree celsius to 90 degree celsius?
asked by Clay 
geography (Ms. Sue)
Thanks for the map. Kingston, Jamaica and Kinshasa, Dem. Rep. of Congo are both capitals of their country.
asked by Reed 
math
[(k)] (2)(2 + k) = k  (4k + 3)
asked by jade 
math
one third to the third power times two fifth to the third power is
asked by Nay 
math
(1/3)*(2/5) both of these are to the third power outside the (p) please help
asked by mary 
art
what is the definition of pattern, in elements of design
asked by sierra 
science
which hemisphere of the earth contains the greater proportion of ocean surface?
asked by qwer 
science
who would be considered to be the "first ocean scientist"?
asked by qwer 
AASTMT EGYPT
what is optical fiber cable?
asked by MUHAMMAD UMAR 
maths
find the distance in kilometers traveled by an areoplane moving at 150km/h for 50minutes.
asked by peter 
MATH981
what is the derivative of f(x)= x ... is it 1??
asked by Anonymous 
calculus
Let f: R®R be defined by Determine whether or not f is a) onetoone b) onto
asked by Anonymous 
spanish
well this is not really a question i am not really good at spanish and i need help with writing an esay
asked by sherrickia 
science
what is the force driving the crustal plates?
asked by qwer 
math
find the increasing and decreasing intervals of 4x^37x+3
asked by ceekay