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Questions Asked on March 24, 2010

if sin(xy)=x, then dy/dx=
1. 2 answers
2. asked by Anonymous
3. 11,895 views
Determine the pH of each of the following solutions.0.21 M KCHO2 0.19 M CH3NH3I 0.19 M KI I'm not sure how i should set up the
1. 1 answer
2. asked by Kyle
3. 11,304 views
Calculate the ratio of NaF to HF required to create a buffer with pH=3.95.Also, can you please explain in a nutshell the whole
1. 6 answers
2. asked by Katie
3. 5,650 views
Radioactive carbon-14 dating has determined that a fossil is 5.7 x 10 to the third power years old. What is the total amount of
1. 11 answers
2. asked by Gina
3. 4,817 views
let f be the functionf(x) = x^3 + 3x^2 - x + 2 a. the tangent to the graph of f at the point P = (-2,8) intersects the graph of
1. 2 answers
2. asked by mary
3. 3,863 views
I am trying to complete a 750 to 1000 word essay but I completely have no clue what to write about and my writing skills is a
1. 19 answers
2. asked by Edy
3. 3,603 views
Describe the production and processing of a protein that will be exported from a eukaryotic cell. Begin with the separation of
1. 4 answers
2. asked by sheer
3. 3,398 views
a binomial distribution will be approximately correct as a model for one of these two sports settings and for the other. explain
1. 1 answer
2. asked by steven
3. 3,297 views
What colligative properties are displayed by these situations.1. Antifreeze is added to car cooling system preventing freezing
1. 6 answers
2. asked by Kathleen
3. 2,996 views
(c22p46) A light ray of wavelength 589 nm is incident at an angle θ on the top surface of a block of polystyrene surrounded by
1. 1 answer
2. asked by Kyle
3. 2,891 views
One grocery clerk can stock a shelf in 40 min, whereas a second clerk requires 20 min to stock the same shelf. How long would it
1. 1 answer
2. asked by Meghan
3. 2,886 views
A cyclinderical tank with no top is to be built from stainless steel with a copper bottom. The tank is to have a volume of 5ð
1. 1 answer
2. asked by Joey
3. 2,457 views
A non-rotating spherical planet with no atmosphere has a mass M and radius R. A particle is fired off from the surface with a
1. 2 answers
2. asked by Avery
3. 2,399 views
There are 16 tulips in the garden 1/4 of the tulips are red.How many tulips are red?
1. 6 answers
2. asked by Theresa
3. 2,373 views
write 3 different improper fractions that equal 4 2/3
1. 17 answers
2. asked by Alex
3. 2,317 views
Determine the concavity and find the points of inflection.y=2cosx + sin2x 0≤x≤2pi y'=-2sinx + 2cos2x y"=-2cosx-4sinx How do
1. 3 answers
2. asked by sh
3. 2,268 views
A source of e.m.f 110v and frequency 60hz is connected to a resistor, an indicator and a capacitor in series. When the current
1. 4 answers
2. asked by Ayo
3. 2,151 views
The temperature in an electric oven is 160°C. The temperature at the outer surface in the kitchen is 50°C. The oven ( surface
1. 2 answers
2. asked by Maryo
3. 2,074 views
a 1.009g mixture of the solid salts Na2SO4 and forms an aqueous solution with the precipitation of PbSO4. The precipitate was
1. 1 answer
2. asked by Ann
3. 1,985 views
A hollow plastic spherical bobber of mass 0.005 kg and volume of 50 cm3 floats on the surface of a lake supporting a submersed
1. 4 answers
2. asked by Ellen
3. 1,964 views
Why did the cow want a divorce?Having trouble with this page (158)
1. 4 answers
2. asked by Robert McKay
3. 1,912 views
What is the wavelength of the radio waves broadcast by an FM radio station with a frequency of 90.5 MHz?
1. 3 answers
2. asked by Sean
3. 1,807 views
A 4.90 g nugget of pure gold absorbed 255 J of heat. What was the final temperature of the gold if the initial temperature was
1. 3 answers
2. asked by pjl
3. 1,771 views
choose the word or phrase that best completes the sentence.my answers are all at the bottom1)Vito ______ river rafting next
1. 3 answers
2. asked by george
3. 1,764 views
Magnet A has twice the magnetic field strength of magnet B and at a certain distance pulls on magnet B with a force of 75 N.
1. 2 answers
2. asked by john
3. 1,520 views
Urgent. The melting point of pure acetylsalicylic acid is 135 degrees celsius. Comment on the purity of your product based on
1. 1 answer
2. asked by Lee
3. 1,480 views
I don't know which formulas to use for these questions.Many churches sponsor bingo games, a tradition stemming from the time
1. 1 answer
2. asked by Charmain
3. 1,371 views
A plane can fly 140 mph in calm air. Flying with the wind, the plane can fly 700 mi in the same amount of time it takes to fly
1. 2 answers
2. asked by Meghan
3. 1,352 views
urgent, please help me...this is about the separation and purification scheme...there is 4 group of mixture: a)benzoic acid,
1. 1 answer
2. asked by Sunny
3. 1,310 views
A 5.00-kg object placed on a frictionless, horizontal table is connected to a cable that passes over a pulley and then is
1. 2 answers
2. asked by Brandon
3. 1,300 views
How would you solve these?The radius of a circle is 34 meters long, and a chord of the circle is 60 meters long. How far is the
1. 4 answers
2. asked by Jillian
3. 1,296 views
the mean is 3.5. dtandard deviation is .5. sally's score is 1.5 on test. how many standard deviations is she from the mean?billy
1. 1 answer
2. asked by dee
3. 1,292 views
If the average person drikns 8 ounces glasses of water per day, a person who drinks 12.8 ounces of water after a morning
1. 1 answer
2. asked by Yolanda
3. 1,292 views
What is the frequency of the microwaves in a microwave oven? The wavelength is 12 cm.I have to give the answer in GHz
1. 0 answers
2. asked by sean
3. 1,258 views
Kp=1.78 at 250 degrees for the decomposition reaction, PCl5(g)->PCl3(g)+Cl2(g. Calculate the percentage of reactant that remains
1. 1 answer
2. asked by Jamie
3. 1,239 views
Consider the graphs of y = 3x + c andy^2 = 6x, where c is a real constant. a. Determine all values of c for which the graphs
1. 0 answers
2. asked by mary
3. 1,222 views
One grocery clerk can stock a shelf in 40 min, whereas a second clerk requires 20 min to stock the same shelf. How long would it
1. 0 answers
2. asked by Meghan
3. 1,188 views
A .972g sample of a Cacl2 2H2O/K2C2O4 H2O solid salt mixture is dissolved in 150 ml of deionized water, previously adjusted to a
1. 1 answer
2. asked by Ann
3. 1,178 views
The Internet radically reduces the cost of creating, sending, and storing information while making that information more widely
1. 1 answer
2. asked by King
3. 1,142 views
What is one metaphor and one simile in the poem "Leaning Into The Afternoons"by Pablo Neruda? What do they mean and how do they
1. 3 answers
2. asked by Troy
3. 1,142 views
A diameter of a circle is 32 yards long. A chord is 11 yards from the center. How long is the chord?
1. 1 answer
2. asked by Jillian
3. 1,125 views
An arch is in the form of a semi-ellipse, with its major axis as the span. If the span is 80 feet and the height is 30 feet
1. 1 answer
2. asked by brandon
3. 1,088 views
1. First, let me introduce my friend to you. His name is Seho. He is my classmate. He is also my neighbor. He got the first
1. 1 answer
2. asked by rfvv
3. 1,058 views
A beam of electrons moves at right angles to a magnetic field of 7.2 multiplied by 10-2 T. The electrons have a velocity of 2.5
1. 1 answer
2. asked by Anonymous
3. 1,041 views
una familia grande tiene muchas y una familia pequena tiene pocas
1. 4 answers
2. asked by Shachrisha
3. 1,031 views
Could you please check the following questions? Which of the first two questions is better expressed?1) Briefly outline the
1. 0 answers
2. asked by Franco
3. 1,029 views
a 1.00-kg object is observed to accelerate at 10.0m/s∧2 in a direction 30.0 north of east. the force F2 acting on the object
1. 1 answer
2. asked by Brandon
3. 1,024 views
A non-rotating spherical planet with no atmosphere has a mass M and radius R. A particle is fired off from the surface with a
1. 0 answers
2. asked by Avery
3. 1,019 views
1. He painted the emperor a gold tree.2. He painted a gold tree for the emperor. 3. He painted a gold tree to the emperor. (Are
1. 1 answer
2. asked by rfvv
3. 984 views
A clean glass capillary tube is held vertically in water raised to a height of 7cm. The tube is down depressed and only 5cm of
1. 0 answers
2. asked by Edwin
3. 973 views
What is the equation of the preparation of K3[Al(C2O4)3].3H2O using Al2(SO4)3?
1. 1 answer
2. asked by peter
3. 972 views
* The bird came alive and flew away.(What is the part of speech of 'alive'? Is it a subjective complement? 'Came' is a complete
1. 1 answer
2. asked by rfvv
3. 971 views
Demonstrative Pronoun or Adjective?1. Does anyone know how to bake this cake? ADJ 2. You can check that book out of the library
1. 3 answers
2. asked by Tiffany
3. 967 views
Hi there, I am doing a genetic debate on the topic "Xenotransplantation should receive all the funding that stem cell reasearch
1. 1 answer
2. asked by Sabrina
3. 934 views
Find the angle of elevation of the of the sun when a 12.5 meter tall telephone pole cast a 18 meter shadow.
1. 1 answer
2. asked by candler
3. 934 views
Ive posted twice, but no one's answered yet...I could really use any kind of guidance--particularly for the 1st question :)1))
1. 3 answers
2. asked by Val
3. 931 views
A cyclist and a jogger start from a town at the same time and headed for a destination 24 mi away. The rate of the cyclist is
1. 3 answers
2. asked by chris
3. 926 views
Complete the general solution to y = arcsin -.y=____±2k IM lost please help
1. 0 answers
2. asked by tracy
3. 925 views
Hint: Pay attention to the units of measure. You may have to convert from feet to miles several times in this assignment. You
1. 0 answers
2. asked by Ross
3. 925 views
Mary just deposited $33,000 in an account paying 7% interest. She plans to leave the money in this account for eight years. How
1. 1 answer
2. asked by Linda
3. 916 views
what is the answer to this riddle.what should you say when u meet an angel
1. 4 answers
2. asked by hannah
3. 913 views
Final ExamACC440 Problem 1 On January 1, 20X1, Popular Creek Corporation organized RoadTime Company as a subsidiary in
1. 0 answers
2. asked by fred
3. 898 views
Determine Kc at 298 K for the reaction 2 CH4(g) reverse reaction arrow C2H2(g) + 3 H2(g), given the following data at 298 K.
1. 0 answers
2. asked by Jenny
3. 890 views
Find an equation of the tangent line to the given curve at the given pointy=(1/cosx)-2cosx at((pi/3),1) y'=0+2sinx slope = √3
1. 1 answer
2. asked by sh
3. 889 views
In a physics lab experiment, a spring clamped to the table shoots a 22 g ball horizontally. When the spring is compressed 22 cm,
1. 2 answers
2. asked by Naso
3. 879 views
Trace the impulse, listing the steps in as much detail as possible, from which your brain sends the message to the appropriate
1. 0 answers
2. asked by Tie
3. 864 views
Let A be the area if the region in the first quadrant under the graph ofy = cos(x) and above the line y = k for 0 < k < 1. a.
1. 0 answers
2. asked by mary
3. 847 views
Find the distance between two points which have the coordinates of (5,1) and (8, 5).
1. 1 answer
2. asked by GGIFT
3. 844 views
Could you explain how to factor completely-a^3n+1 + 2b^2n+b - ab - (2a^3n*b^2n)
1. 1 answer
2. asked by John
3. 833 views
As a restaurant owner there are many decisions that you need to make on a daily basis, such as inventory levels. You wish to
1. 1 answer
2. asked by Anonymous
3. 831 views
A dentist's drill starts from rest. After 3.00 s of constant angular acceleration it turns at a rate of 2.8 104 rev/min.(a) Find
1. 1 answer
2. asked by Kelsey
3. 825 views
Find the derivative ofy=cot³(1-2x)² y'=3[cot(1-2x)²]² (-csc²(1-2x)²)(2-4x)(-2) y'=(-6+24x)[cot(1-2x)²]²(-csc²(1-2x)²)
1. 2 answers
2. asked by sh
3. 819 views
34. The heart is divided into two major sections with two chambers in each section. Tell an easy way to remember which section
1. 0 answers
2. asked by mysterychicken
3. 814 views
choose the sentence that is complete and that is written correct.11) A)annabel are planning to walk at least seven miles every
1. 4 answers
2. asked by george
3. 814 views
What is the density of hydrogen gas at 25 degrees celius and 1 Atm?
1. 1 answer
2. asked by Michelle
3. 806 views
A small glass bead has been charged to +19 nC. A metal ball bearing 1.0 cm above the bead feels a 0.030 N downward electric
1. 1 answer
2. asked by deb
3. 803 views
An image formed by a convex mirror ( f= 24 cm) has a magnification of 0.15. Which way and by how much should the object be moved
1. 3 answers
2. asked by Maryo
3. 771 views
RESPONDING TO AN ALARM, A 102 KG FIREMAN GETS UP FROM DINNER AND SLIDES DOWN A POLE TO THE GROUND FLOOR OF THE BUILDING, 3.3 M
1. 0 answers
2. asked by Stacy
3. 767 views
two people pull on separate ropes attached to a cart. the angle between the ropes is 90 degrees and one person pulls with a
1. 1 answer
2. asked by Janet
3. 767 views
1. I think watching TV is bad because we can become violent.2. I think watching TV is bad because we can imitate bad behaviors
1. 2 answers
2. asked by rfvv
3. 757 views
We did a experiment in class to recognize chemical change.I don't really get this question: Identify the combinations of
1. 3 answers
2. asked by Sara
3. 757 views
A pigeon in flight experiences a force of air resistance given approximately by F=bv2, where V is the flight speed and B is a
1. 1 answer
2. asked by Mark
3. 747 views
How do you know if a value is a solution for an inequality? How is this different from determining if a value is a solution to
1. 1 answer
2. asked by Adrian
3. 739 views
Two infinitely long wires are separated by a distance of d = 1.4 meters. Both have current running in the positive y direction.
1. 0 answers
2. asked by Justin
3. 729 views
There are 8 ounces in a 1/2 pound. How many ounces are in 7 3/4 pounds.
1. 1 answer
2. asked by Yolanda
3. 722 views
A small glass bead has been charged to +19 nC. A metal ball bearing 1.0 cm above the bead feels a 0.030 N downward electric
1. 0 answers
2. asked by deb
3. 717 views
I am working on a descriptive paragraph about a time when I was sick. It's not a whole story. Just a paragraph on how you felt
1. 7 answers
2. asked by Sara
3. 712 views
choose the word or phrase that best completes the sentence.my answers are all at the bottom6)by now,the relay team _____ their
1. 3 answers
2. asked by george
3. 710 views
How much heat is evolved when 267 g of ammonia gas condenses to a liquid at its boiling point?
1. 1 answer
2. asked by pjl
3. 709 views
1. A pair of narrow, parallel slits separated by a distance of 0.408 mm are illuminated by green laser light with wavelength of
1. 0 answers
2. asked by Matt
3. 700 views
How do you know if a value is a solution for an inequality? How is this different from determining if a value is a solution to
1. 1 answer
2. asked by Adrian
3. 698 views
Historians have used the terms "robber barons" and "captains of industry" to describe the powerful industrialists of the late
1. 0 answers
2. asked by jo
3. 687 views
simplify and write with only positive exponents 1. x to yhe negitive six power times x to the fifth power 2. y to the negitive
1. 1 answer
2. asked by roy
3. 685 views
Does the basicity decreases as going down the column and right across the periodic table? How does the size of an element or
1. 1 answer
2. asked by eng
3. 683 views
Part A:Unknown Acid use 1gram and mix with 120 mL of distilled water Determine the concentration of the acid by titrating with
1. 2 answers
2. asked by Saira
3. 680 views
what is the energy needed to melt 5.62 moes of ice in 0'C
1. 1 answer
2. asked by Anonymous
3. 677 views
summarize into a paragraph.Establishing bilingual education programs was a reaction to these problems. It was an attempt to
1. 1 answer
2. asked by derrius
3. 676 views
how do i use the shell method to find the volumes of the solids generated by revolving the regions bounded by the curves and
1. 1 answer
2. asked by ciara
3. 675 views
choose the sentence that is complete and that is written correct.11) A)annabel are planning to walk at least seven miles every
1. 2 answers
2. asked by george
3. 674 views
1. What do you thinks about watching TV?2. What is your opinion of watching TV? 3. Do you think watching TV is good or not? 4.
1. 2 answers
2. asked by rfvv
3. 666 views

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