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2010
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Questions Asked on April 20, 2010

THe function h(t)=-16t^2+v0t+h0 describes the height in feet above the ground h(t) of an object thrown vertically from a height
1. 3 answers
2. asked by Joe
3. 11,542 views
Aniline, consists of C, H, and N. Combustion of such compounds yields CO2, H2O, and N2. If the combustion of 9.71 mg of aniline
1. 7 answers
2. asked by Akira
3. 6,773 views
If a ball is thrown vertically upward from the roof of 32 foot building with a velocity of 112 ft/sec, its height after t
1. 3 answers
2. asked by Jery
3. 5,602 views
Calculate enthalpy change of reaction for the combustion of gaseous ethanol.C2H5OH + 3O2 >> CO2 + 3H2O. Using standard molar
1. 2 answers
2. asked by Alex
3. 5,481 views
According to reference table G,which substance forms an unsaturated solution when 80 grams of the substance is dissolved in
1. 3 answers
2. asked by felisha
3. 4,811 views
What is the hydronium ion concentration of an acid rain sample that has a pH of 3.45?
1. 3 answers
2. asked by asasa
3. 3,710 views
Use VSEPR theory to predict the molecular geometry around either carbon atom in acetylene, C2H2.The Answer is linear. How do you
1. 2 answers
2. asked by Danielle
3. 3,553 views
A playground merry-go-round of radius 1.96 m has a moment of inertia 335 kg m2 and is rotating at 12.3 rev/min. A child with
1. 7 answers
2. asked by HELP ME!!
3. 3,465 views
THe function h(t)=-16t^2+v0t+h0 describes the height in feet above the ground h(t) of an object thrown vertically from a height
1. 2 answers
2. asked by Joe
3. 3,312 views
Verify the identitysin 3x cos 3x = 1/2 sin 6x can you show step by step please
1. 1 answer
2. asked by Ali
3. 2,693 views
what is counter? My child has to draw a piece of yarn 3 counters long over the top needle, 4 counters long over the middle
1. 7 answers
2. asked by VV
3. 2,373 views
What mass, in grams, of sodium hydroxide (NaOH) is produced if 20 grams of sodium metal(Na) reacts with excess water?
1. 2 answers
2. asked by Anonymous
3. 2,300 views
The capacity of a 1cm cube is 1mL. How many 1cm ice cubes would you need ti melt to fill a 1.5L jar?
1. 5 answers
2. asked by vanessa
3. 2,296 views
what mass of acetylene, will be produced from the reaction of 90g of calcium carbide, with water inthe following reactionCaC2+2H
1. 2 answers
2. asked by Kiara
3. 2,104 views
I am divisible by 8 and by 9. I am a three digit multiple of 10. I am between 200 and 700. What am i?
1. 10 answers
2. asked by victoria
3. 1,923 views
The width of a rectangular photograph is 5cm more than the height. The area is 80cm squared. Find the height of the photograph.
1. 3 answers
2. asked by nabiha
3. 1,790 views
How to calculate enthalpy change of the following reaction? :S + 2h2o >>> so2 + 2h2 given: s+o2 >>> so2 - enthalpy change =
1. 1 answer
2. asked by olexandra
3. 1,737 views
List the amino acid side chains that can accept H+ and those that can donate H+ during enzyme catalyzed reactions.I have lysine,
1. 1 answer
2. asked by Holly
3. 1,687 views
A 74 kg adult sits at one end of a 8.5 m long board. His 35 kg child sits on the other end.Where should the pivot be placed so
1. 3 answers
2. asked by JP
3. 1,661 views
There is a vertical asymptote at x=2, and a horizontal asymptote at y=3. Construct a suitable rational function f(x).
1. 2 answers
2. asked by Iva
3. 1,660 views
Was Kublai Khan esteemed by his subjects?
1. 1 answer
2. asked by Evie
3. 1,643 views
A uniform thin sheet of metal is cut in the shape of a semicircle of radius R and lies in the xy plane with its center at the
1. 1 answer
2. asked by Jacob
3. 1,607 views
There are two parts for this questions..."When a bowling ball collides with the pins, the momentum of the bowling ball and the
1. 2 answers
2. asked by Eddy
3. 1,606 views
if 25.0 ML of 15M nitric acid is diluted to 125 mL, what is the concentration of the new solution?
1. 2 answers
2. asked by julie
3. 1,497 views
how do i cite Stephen Kings online essay "Why We Crave Horror Movies"
1. 0 answers
2. asked by brice
3. 1,427 views
One card is selected at random from an ordinary set of 52cards. Find the probability of each of the following events: d. A jack
1. 0 answers
2. asked by crystal
3. 1,426 views
N2H4 reacts with oxygen to yield nitrogen gas and water . The reaction of 3.80g n2h4 evolves 73.7kj of heat. what's the enthalpy
1. 2 answers
2. asked by olexandra
3. 1,392 views
could someone pls help?what transformations must be applied to the graph of y=sinx to obtain the graph of y=sin(x+150 degrees) +
1. 1 answer
2. asked by deborah
3. 1,328 views
given the true molar masses of CuSO4 and H2O how could you find the exact formula of the hydraye from your experimental data.
1. 1 answer
2. asked by Alex
3. 1,312 views
For those who haven't seen my previous post; I request you to go and search for it, it says Lab part 1 on it. You will not know
1. 4 answers
2. asked by Sara
3. 1,294 views
You are considering two equally risky annuities, each of which pays $5,000 per year for 10 years. Investment ORD is an ordinary
1. 0 answers
2. asked by meakie
3. 1,294 views
The function of g += t^2-t represents the total number of games played by t teams in a sports league in which each team plays
1. 1 answer
2. asked by Macy
3. 1,288 views
given the true molar masses of CuSO4 and H2O how could you find the exact formula of the hydraye from your experimental data.
1. 1 answer
2. asked by Alex
3. 1,286 views
A chemist weighed out 5.16 g of a mixture containing unknown amunts of BaO(s) and CaO(s) and placed the sample in a 1.50-L flask
1. 0 answers
2. asked by Genn
3. 1,275 views
WHAT IS 5pi/16 IN DEGREES?
1. 1 answer
2. asked by YAJI
3. 1,266 views
we developed a 95% z confidence interval for the mean BMI of women aged 20 to 29 years, based on a national random sample of 654
1. 1 answer
2. asked by steven
3. 1,266 views
A vibrating 1000-hertz tuning fork produces sound waves that travel at 340 meters per second in air. Points A and B are some
1. 1 answer
2. asked by Priscilla
3. 1,235 views
Differentiate and do not simplify.y= e^(- sq.rt x) + e^3 - 2^(3x-1)
1. 1 answer
2. asked by Anonymous
3. 1,233 views
The manager of the aluminum recycling division of Environmental Services wants a survey which will tell him how many households
1. 0 answers
2. asked by Lee
3. 1,195 views
What is the translation for this poem? I have to fill in the blanks but I can't even translate it. If you can help I'd truly
1. 2 answers
2. asked by Ebonee
3. 1,192 views
The manager of a large apartment complex knows from experience that 100 units will be occupied if the rent is 350 dollars per
1. 3 answers
2. asked by stuck
3. 1,186 views
sodium azide, decomposes according to the following equation: 2NaN3 (s) -> 2Na (s) + 3N2(g)What mass of sodium azide is required
1. 1 answer
2. asked by eveline
3. 1,185 views
What method of ethical oversight (such as a code of ethics, an ethics advisory board, oversight by the board of directors, or an
1. 2 answers
2. asked by Chelle
3. 1,170 views
1.Establishing credibility involves what?assuring the audience that what you are arguing for is for the general good, a
1. 1 answer
2. asked by christopher
3. 1,136 views
The events of the plot are designed toreveal the author's point of view. arouse and satisfy the reader's curiosity. portray the
1. 4 answers
2. asked by ballamoney1
3. 1,136 views
Write the converse of this statement.If two angles are both obtuse, the two angles are equal. Converse: i don't get this please
1. 1 answer
2. asked by Anonymous
3. 1,129 views
1.the subject of the sentence is first person, then the verb must be in what form?third person second person fourth person first
1. 4 answers
2. asked by christopher
3. 1,126 views
How do you conjugate tenir and jeter? and what would the passe compose be?Thanks!
1. 2 answers
2. asked by Skye
3. 1,114 views
Write a 200-to 300-word response to the following:Assume you are a teacher who would like to address a technology issue at your
1. 2 answers
2. asked by Rayna
3. 1,107 views
Describing a character's luxurious style of dress is an example of creating character throughsympathy. appearance. speech.
1. 3 answers
2. asked by ballamoney1
3. 1,079 views
What volume of .200M NaOH will be required to react completely with 32 mL of .15M HNO3
1. 4 answers
2. asked by joe
3. 1,076 views
7.Sneezing spreads colds.Present participle Gerund Infinitive Past participle 8.He suggested taking the A train. Infinitive
1. 1 answer
2. asked by christopher
3. 1,066 views
A student asks what exactly Euclidean geometry is. Howdo you answer?
1. 2 answers
2. asked by Ella Mae
3. 1,059 views
A pendulum clock was moved from a location where g=9.8152 m/s^2 to another location where g=9.7959 m/s^2. During the move, the
1. 0 answers
2. asked by Anonymous
3. 1,058 views
How does the AIDS treatment and resources to the public impact the delivery of health care services?
1. 0 answers
2. asked by Meeka
3. 1,048 views
The curves r1 = < 3t, t2, t3 > and r2 = < sin(t), sin(5t), t > intersect at the origin. Find their angle of intersection, è
1. 0 answers
2. asked by Mike
3. 1,044 views
Identify each intensifier and the word it modifies.1. I am somewhat unclear about the details. SOMEWHAT AND UNLCEAR 2. Jorge's
1. 4 answers
2. asked by Tiffany
3. 1,037 views
A student claims that if a fair coin is tossed and comesup heads 5 times in a row, then, according to the law of averages, the
1. 2 answers
2. asked by crystal
3. 1,012 views
WHAT ARE THREE THINGS ARE REQUIRED TO PRODUCE VOLTAGE? THESE THREE THINGS ARE THE FUNDAMENTALS OF HOW AN ELECTRICAL GENERATOR
1. 1 answer
2. asked by PHYSICSHELP
3. 998 views
6. You're repairing an armhole seam in a turtleneck used primarily for skiing. The stitching has come loose because of the extra
1. 2 answers
2. asked by izzy
3. 982 views
This is set up for my interview class and I just need some help .. please and thank you.You are encountered with a guest who is
1. 1 answer
2. asked by Bailey
3. 981 views
If you were to spin a spinner that had eight equal parts labled 1-8 three times what is the probability that all three numbers
1. 1 answer
2. asked by lucky
3. 979 views
7. Johnny needs to save $24.00 to buy a new video game. Three weeks after saving, he has $6.00. After 6 weeks, he has $12.00. If
1. 4 answers
2. asked by mysterychicken
3. 976 views
Verify the identity.sin2x/cosx + sinx = 2sinx Solve for all values of x: 6cos2x-7cosx-3=0 If f(x)=cos1/2x-sin2x find the value
1. 1 answer
2. asked by .
3. 944 views
In The Birds, what is the weather like during the autumn before the attack, and what does this signify?The cold autumn signifies
1. 3 answers
2. asked by ballamoney1
3. 942 views
6. You plan to attach a flat 1/2-in. button to a garment. The size of the buttonhole should beA. 1/2 in. B. 5/8 in. C. 1 in. D.
1. 1 answer
2. asked by izzy
3. 939 views
Gabe is spending two weeks on an archaeological dig. He finds a fragment of a circular plate that his leader thinks may be
1. 3 answers
2. asked by Anonymous
3. 930 views
An oxygen molecule consists of two oxygen atoms whose total mass is 5.3 x 10^-26 kg and whose moment of inertia about an axis
1. 1 answer
2. asked by Alley
3. 928 views
Find the local max/min points for the function y=x^2 * e^x
1. 1 answer
2. asked by Anonymous
3. 912 views
Identify the correctly punctuated sentence below.Janet entered the abandoned mountain monastery she noticed the moss-covered
1. 3 answers
2. asked by christopher
3. 898 views
Mrs. Shotto was once one of your regular customers, but she hasn't asked to have any garments made in approximately one year.
1. 3 answers
2. asked by katherine
3. 898 views
Differentiate and do not simplify:Y=x^2 * 3^2x
1. 1 answer
2. asked by Anonymous
3. 896 views
Find the derivative r '(t) of the vector function r(t).<t cos 5t , t2, t sin 5t >
1. 0 answers
2. asked by Mike
3. 855 views
If 45.3 mL of liquid CS2 and 7.62 L of gaseous O2 measured at STP are reacted stoichiometrically according to the balanced
1. 1 answer
2. asked by Lisa
3. 853 views
why are natural languages not suited for programming of computers?
1. 0 answers
2. asked by Ralph
3. 848 views
Virgil sets his boat on a 1000-yard course keeping a constant distance from a rocky outcrop.If Virgil keeps a distance of 200
1. 2 answers
2. asked by Anonymous
3. 836 views
Can someone explain how to find the derivative of :1. y= 5^�ãx / x And the second derivative of: y= xe^10x For this question I
1. 2 answers
2. asked by Mae
3. 836 views
I have rewrote this paper 3 times my fellow classmate keeps telling me it is not in APA format. Can someone please point out
1. 3 answers
2. asked by brandi
3. 832 views
Hi! I need help with this problem, also I was wondering what kind of problem is this... limiting reactant?calculate the mass of
1. 1 answer
2. asked by Anonymous
3. 810 views
How many moles are in 1,000,000,000 molecules of H2O2?
1. 2 answers
2. asked by sonisha
3. 808 views
When out in space in International Space Station (ISS), Astronauts experience weightlessness. The ISS’s orbit is 354 km (that
1. 0 answers
2. asked by HELP ME!!
3. 808 views
Why are some protists able to move faster than others?
1. 0 answers
2. asked by john
3. 806 views
I have to write a report on Mark Twain. I'm not suppose to write his biography. I'm supose to write about his works,
1. 3 answers
2. asked by Jennifer
3. 800 views
surgery successful 0.91 and continued health 0.85 are the probability of two outcomes for a patient given surgical for a
1. 0 answers
2. asked by srai
3. 796 views
there are 30 students in math class.12 belong to the computer lab,and 8 belong to the photography club. 3 belong to both clubs.
1. 2 answers
2. asked by Katherine
3. 787 views
1. You have to feed the baby with water sometimes.2. You have to feed water for the baby sometimes. 3. The baby must have peed.
1. 2 answers
2. asked by rfvv
3. 775 views
How did geography both help and hinder Allied advances?
1. 1 answer
2. asked by christina
3. 751 views
jake spent 3/8 of his money on a book and 1/2 of what was left on a magazine.he now has $6.25. how much money did he start with?
1. 1 answer
2. asked by Katherine
3. 741 views
How much heat is absorbed by a 2000 kg granite boulder as energy from the sun causes its temperature to change from 8°C to
1. 2 answers
2. asked by reily
3. 738 views
I don't know if i am solving for the number moles of NaI correctly, i multiply .21 by 1.67, is that incorrect? i know that to
1. 1 answer
2. asked by Tokey
3. 735 views
Question 2 Identify the correctly punctuated sentence below.Bill was disguised in the photograph, therefore, his wife failed to
1. 1 answer
2. asked by christopher
3. 734 views
the dolphin is often called a fish. it is really a mammal that lives in the sea. the dolphin must come to the surface to
1. 2 answers
2. asked by Astasia
3. 734 views
In photosynthesis, plants form glucose and oxygen from carbon dioxide and water.Calculate Delta S at 15 degrees celsius.
1. 3 answers
2. asked by FannySmyth
3. 731 views
am having trouble understanding this redox rxn.....tell me if i classify it correctly...2K + Cl2---> 2KCl oxidized is Cl is the
1. 1 answer
2. asked by pete
3. 731 views
consider the electrolysis of molten AlCl3 what must the current be in amps if you need to obtain 25.0 grams of aluminum in 5.00
1. 1 answer
2. asked by Sanaa
3. 718 views
Calculate the electrode potential of a copper half-call containing 0.05M Cu(NO3).E^0 Cu2+/Cu = 0.337 V College Chemistry -
1. 3 answers
2. asked by L**
3. 718 views
find all rational roots of the polynomial 6x^3-13x^2-41x-12=0
1. 1 answer
2. asked by anna
3. 717 views
Can you help me rephrase a few lines taken from The General Prologue to the Prioress Tale? Thank you very much.1) "Her way of
1. 2 answers
2. asked by Franco
3. 716 views
The width of a rectangular photograph is 5cm more than the height. The area is 80cm squared. Find the height of the photograph.
1. 2 answers
2. asked by nabiha
3. 716 views
The costs of doing business for a company can be found by adding fixed costs, such as rent, insurance, and wages, and variable
1. 0 answers
2. asked by John
3. 715 views

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