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Questions Asked on May 14, 2011

A 18 kg child slides down a 4.0 m-high playground slide. She starts from rest, and her speed at the bottom is 2.8 m/s. What is
1. 1 answer
2. asked by Anne
3. 4,584 views
If a boat and its riders have a mass of 800 kg and the boat drifts in at 1.5 m/s how much work does Sam do to stop it?
1. 2 answers
2. asked by sam
3. 3,858 views
Solve the equation. Identify any extraneous solutions.x = sqrt root 3x + 40
1. 1 answer
2. asked by sharl
3. 3,839 views
What would be the pH of a 0.563 M solution of ammonia (NH3) at room temperature? The Kb of ammonia is 1.78 × 10−5.1. 2.5 2. 7
1. 3 answers
2. asked by vivian
3. 3,720 views
if sin 0 > 0 and tan 0 < 0, what quadrant contains the terminal side of 0.
1. 1 answer
2. asked by shawn
3. 3,466 views
Match the part of speech:a. noun b. pronoun c. antecedent (the noun (or nouns to which a pronoun refers) d. adjective e. adverb
1. 4 answers
2. asked by Leslie
3. 2,987 views
A solution contains 0.133 g of dissolved Lead. How many moles of soduim chloride must be added to the solution to completly
1. 3 answers
2. asked by Katie
3. 2,933 views
The weight of an apple near the surface of the earth is 1N. What is the weight of Earth in the gravitational field of the apple?
1. 2 answers
2. asked by George
3. 2,736 views
If cos 0 = - 1/2 and tan 0 > 0, find the quadrant that contains the terminal side of 0, and then find the exact values of the
1. 2 answers
2. asked by shawn
3. 2,474 views
My last set of Questions:Match the part of speech for each word. a. noun b. pronoun c. antecedent ???? d. adjective e. adverb f.
1. 3 answers
2. asked by Leslie
3. 2,074 views
A solution contains an unknown amount of dissolved calcium . Addition of 0.112 mole of K3PO4 causes complete precipitation of
1. 2 answers
2. asked by Katie
3. 1,977 views
write numeral as hindu- arabic numeral_ XMMDCLXII
1. 1 answer
2. asked by Nicole
3. 1,906 views
suppose you flip a fair coin five times. which of these pairs of events are disjoint?(a). you get five heads;you get four heads
1. 1 answer
2. asked by fayth
3. 1,646 views
what does reseach show about the child;s relationship with the primary parental figure when the child has additional attachments
1. 1 answer
2. asked by carol
3. 1,489 views
A ball is thrown vertically upward with a speed of +12.0 m/s.How long does the ball take to hit the ground after it reaches its
1. 2 answers
2. asked by anne
3. 1,376 views
Consider the system shown in the figure below with m1 = 30.0 kg, m2 = 13.7 kg, R = 0.110 m, and the mass of the pulley M = 5.00
1. 0 answers
2. asked by mimi
3. 1,359 views
A 10 kilogram object subjected to a 20 Newton force moves across a horizontal frictionless surface in the direction of the
1. 2 answers
2. asked by EJ
3. 1,258 views
how many radicals are in CuSO4?What occurs to CuSO4 particles in terms of temperature,energy and particles Arrangment as they
1. 2 answers
2. asked by Rose
3. 1,241 views
Prior to the discovery of any specific public-key schemes such as RSA, an existence proof was developedwhose purpose was to
1. 0 answers
2. asked by kia
3. 1,224 views
Lord selkirk can be said to hve been an "unrealistic idealistic". I need evidence to suppor or refute this claim. Does this
1. 5 answers
2. asked by Emma
3. 1,204 views
A) Calculate the pH of a buffer system that is 0.06 M HNO2 and 0.160 M NaNO2B) What is the pH after 2.00 M NaOH are added to
1. 2 answers
2. asked by lou
3. 1,183 views
a body moving along a straight line at 20 m/s undergoes an acceleration of 4 metre per second square.after two seconds what will
1. 1 answer
2. asked by agasjh
3. 1,178 views
please help me to get the correct grammar... thank you..my father is turning 76 and he’s still physically strong and healthy
1. 1 answer
2. asked by jessie
3. 1,158 views
Identify the simple subject and simple predicate in each sentence.There are children waiting in the lobby. Simple subject: =
1. 2 answers
2. asked by Leslie
3. 1,138 views
Q1.A man earn $1200 and spends $450 per month.Find ratio of(a)His income to his expenditure and (b)His savings to his income
1. 2 answers
2. asked by Envy Green
3. 1,130 views
A proton and an electron in a hydrogen atom are separated by a distance of 5.3 x 10-11 m. The magnitude and direction of
1. 0 answers
2. asked by ashley --- HELP PLEASEE!!!
3. 1,126 views
an iron bar measures 11 cm x 7 cm x 5 cm it is melted down to make a cylinder height of 9 cm what is its radius
1. 1 answer
2. asked by Anonymous
3. 1,123 views
translate the hindu-arabic number equivalent roman numeral273
1. 2 answers
2. asked by Nicole
3. 1,088 views
proper adjectiveshow do you put these proper adjectives in sentences. 1. a hearing in Congress 2. an ancient theater in Greece
1. 2 answers
2. asked by Sara!
3. 1,046 views
f(x)=ln(e^x-e^-x), x>0By applying in turn the Composite and Quotient Rules, find derivative and second derivative. Thanks.
1. 0 answers
2. asked by albert
3. 1,018 views
a fis is suspended from a 6m uniform beam supported by a cable and attached by a pivot to the ground. the beam has a mass of 20
1. 0 answers
2. asked by cinthia
3. 1,012 views
USE RHOMBUS ABCD. FIND VALUE OF X, IF M DCB = 5X - 10 AND M DAC = X + 10.
1. 1 answer
2. asked by ZULAY
3. 997 views
Citric acid, the compound responsible for the sour taste of lemons, has the following elemental composition: C, 37.51%; H,
1. 2 answers
2. asked by Sara
3. 986 views
Hi I need some help with this math problem..... x - 3/4= 5/6
1. 2 answers
2. asked by shell
3. 986 views
For this equation2 Ag+ (aq) + Cu(s) <--> Cu2+ (aq) + 2 Ag(s) Which occurs at the anode? A. Cu --> Cu2+ + 2e– B. Cu2+ + 2e–
1. 3 answers
2. asked by lou
3. 940 views
The mean weight (1.0042kg)of the contents of samples of 30 bags of sugar hasstandard error 0.008kg. Choose the option that is
1. 0 answers
2. asked by albert
3. 935 views
Movies A survey of 350 customers was taken at Regal Cinemas in Austin, Texas, regarding the type of movies customers liked. The
1. 1 answer
2. asked by Susan
3. 925 views
I need help, I don't remember what to do.Find all solutions of the equation in the interval [0,2pi]. (2cosè+sqrt3)(cscè+1)=0
1. 2 answers
2. asked by Rachal
3. 917 views
how to find the tension in two strings, 0.75 kg meter stick is supported at the 10 cm mark and the 75 cm mark by strings. a 3.5
1. 1 answer
2. asked by cinthia
3. 916 views
A university bookstore recently sold a wirebound graph-paper notebook for $0.88, and a college-ruled notebook for $2.38. At the
1. 1 answer
2. asked by troy
3. 856 views
A professor at a local college noted that the grades of his students were normally distributed with an average percentage of 74
1. 1 answer
2. asked by Angela
3. 839 views
By what factor would your weight change if the earth's diameter were doubled and its mass were also doubled?Thanks :)
1. 2 answers
2. asked by Catherine
3. 838 views
Write a balance ionic and net equation for the following:KOH + HC2H3O2 I came up with the following but think this is wrong: KOH
1. 1 answer
2. asked by Thao
3. 830 views
A 30kg box of vegetable moves down a 35 degree frictionless inclined. Find the resultant force down the inclined and the
1. 1 answer
2. asked by Fate
3. 807 views
write the formula of each acid and identify each as a diprotic, a triprotic, or a monoprotic acid sulfuric acid,perchloric
1. 1 answer
2. asked by courtney
3. 800 views
The capacitance of a capacitor is 10 μF. The distance between the plates is made half and area is doubled. The capacitance of
1. 2 answers
2. asked by ashley --- HELP PLEASEE!!!
3. 775 views
If one card is randomly selected, what is the probability that the card selected is neither an ace nor a jack?
1. 2 answers
2. asked by Ashley
3. 765 views
if unlimited iron is available to react with 34.0g of copper (II) chloride, how many g of copper metal would be produced?
1. 3 answers
2. asked by me
3. 751 views
Four charges are placed at the four corners of a square of side 15 cm. The charges on the upper left and right corners are +3
1. 0 answers
2. asked by ashley --- HELP PLEASEE!!!
3. 737 views
Summary, Analysis, Synthesis, and EvaluationReview the four paragraphs below. There is one paragraph matching each of the
1. 1 answer
2. asked by Tracy
3. 733 views
use the M method to solve the following linear programming problem:Minimize C+ -5x+10x+15x Subject to 2x+3x+x <(or equal to) 24
1. 0 answers
2. asked by Ruslan
3. 723 views
WHAT IS THE LATERAL AREA FORMULA FOR ATRAPEZOID PRISM
1. 1 answer
2. asked by JOY
3. 714 views
I need help solving the two problems below. ThanksFor each equation, determine whether its graph is symmetric with respect to
1. 2 answers
2. asked by Rachal
3. 700 views
What are two competing effects that determine the size of the star?Please keep the answer short and thank you.
1. 0 answers
2. asked by Catherine
3. 700 views
How many grams of BaCO3 will dissolve in 3.0 L of water containing a Ba+2 concentration of 0.5 M (Ksp= 5.1E-9)My work: BaCO3 <->
1. 2 answers
2. asked by Kelly
3. 699 views
if point P is a point on the terminal side of 0, and 0 is in standard position, find sin 0,cos 0 and tan 0.1. P(-6,8) 2. P (1,3)
1. 1 answer
2. asked by shawn
3. 685 views
ok can you give me 5 pathologies and I will look them up. Im not sure what pathologies are.
1. 3 answers
2. asked by Anonymous
3. 666 views
i need help with this one. i need to know where to start at. i am not sure where to begin detailing how a human service
1. 1 answer
2. asked by debbie
3. 661 views
Find the reference angle for -144 degrees.I'm coming up with 504 degrees, but I think I'm missing a step.
1. 2 answers
2. asked by Rachal
3. 657 views
Thank You Writeacher and others at Jiskha - you are Awesome -I got 96% on my Exam - should really have been 98-100% but that is
1. 3 answers
2. asked by Leslie
3. 655 views
A 15kg wedding cake is allowed to slide freely down a smooth 30degree inclined. Find the resultant force down the inclined and
1. 3 answers
2. asked by Fate
3. 654 views
In conducting research that looks at differences in populations, samples are used for numerous reasons. Using entire populations
1. 2 answers
2. asked by jack
3. 654 views
What would be the pH of a 0.563 M solution of ammonia (NH3) at room temperature? The Kb of ammonia is 1.78 × 10−5.1. 2.5 2. 7
1. 1 answer
2. asked by vivian
3. 635 views
A college professor has been studying the relationship between the attendance habits of his students and the grades they earn in
1. 1 answer
2. asked by Angela
3. 635 views
-a type of search that uses word with specific meanings-A combination of more than one search engine -Use this type of searching
1. 1 answer
2. asked by kim
3. 613 views
Which requires more fuel- a rocket going from the earth to the moon or a rocket coming from the moon to earth?Please explain
1. 1 answer
2. asked by Rebekkah
3. 605 views
Total revenue is the total amount of money taken in by a business. An appliance firm determines that when is sells x washing
1. 1 answer
2. asked by shelly
3. 603 views
Suppose it takes 3 days for a space vehicle to travel from the earth to the moon. About how long would it take the same vehicle
1. 4 answers
2. asked by Bkp
3. 602 views
How does blood stay in a liquid form in the blood vessels?
1. 1 answer
2. asked by Maribel
3. 600 views
The adjusting entry to record supplies expense accomplishes which of the following?
1. 1 answer
2. asked by Billy Morgan
3. 599 views
the adjacent angles of a parallelogram are (3x-120 and (52+2x0.find the angles of the parallelogram?
1. 3 answers
2. asked by shyam arora
3. 598 views
The variation in a population is modelled by the recurrence relation(Jn+1 0.9257 0.0208) (Jn) + (0.014) (An+1 0.0661 0.9767)
1. 1 answer
2. asked by albert
3. 589 views
A rectangle lawn 20meter long and 12meter wide is bordered by a path 2 meter wide. Find area of the path?
1. 2 answers
2. asked by maan
3. 589 views
A 0.15M solution of weak triprotic acid is adjusted (base added) so that the pH is 9.27(you can assume minimal volume change).
1. 1 answer
2. asked by vivanh
3. 587 views
HiTheres this cartoon, it says: Kulak je nejzavilejsi nepritel socialismu. It shows a small fat man lifting up the cheek of a
1. 2 answers
2. asked by Tina
3. 586 views
a person holds a 5 kg mass in his hand. the forearm is held 45 degrees below the horizonal. the biceps muscle isa attached 5cm
1. 1 answer
2. asked by cinthia
3. 584 views
When developing your arguments for your final essay, how might you determine what is fact and what is opinion? Does the opinion
1. 0 answers
2. asked by maria
3. 565 views
In what two ways can a machine alter an input force?
1. 0 answers
2. asked by Shinta
3. 563 views
what do you teach for 5th grade Health class?
1. 1 answer
2. asked by Amie
3. 545 views
A solution contains 0.133 g of dissolved Lead. How many moles of sodium chloride must be added to the solution to completely
1. 1 answer
2. asked by Ruslan
3. 542 views
I have a verb packet and I need the answers to B. Helping verbs and Main Verbs
1. 2 answers
2. asked by Amrit
3. 538 views
how can one man, the president of a nation, deal with terms and issues on a global scale and the issues within their country?
1. 1 answer
2. asked by meshelle
3. 528 views
You have been retained to analyze how many check-in agents should be used at a check-in counter for a large hotel. During normal
1. 0 answers
2. asked by Tanner
3. 526 views
how do 83/100 simplify to 5/6
1. 2 answers
2. asked by tam
3. 521 views
The mean weight of the contents of samples of 30 bags of sugar hasstandard error 0.008kg. Choose the option that is closest to
1. 2 answers
2. asked by albert
3. 520 views
Evaluate the indefinite integral: y^3*sqrt(y + 5) dy.
1. 1 answer
2. asked by Nikolay
3. 502 views
A ball is thrown upwards from the ground with a velocity of 30m/s. How long will it take to reach a point 10.0m above the ground
1. 1 answer
2. asked by Iffah
3. 501 views
10 inches equals feet give the answer in a fraction
1. 2 answers
2. asked by ebony
3. 500 views
I need help computing the Annual percentage yield (APY) for a savings account that earned $56 in interest on $800 over 365 days?
1. 0 answers
2. asked by Haley
3. 498 views
A ball is thrown downwards at 15 degree to and below the horizontal with a velocity of 15m/s from a slope of 10m high. Determine
1. 1 answer
2. asked by Ryan
3. 491 views
Using the Bohr model of hydrogen, find the linear momentum, when n=3.
1. 0 answers
2. asked by Cerra
3. 489 views
Hi,I've been exhausting my opportunities to try and find out the credidentials for this pdf. I need the original date of
1. 3 answers
2. asked by Gina
3. 486 views
I left out the following sentences.Thank you. 1) In particular, he uses allusions to thirty-five writers in six languages along
1. 1 answer
2. asked by Henry1
3. 485 views
Find the unit vector in the direction of <-1,-2>.Do not approximate any numbers in your answer. I get (-1/sqrt10) and
1. 1 answer
2. asked by Rachal
3. 480 views
Evaluate the indefinite integral: y*(y+5)^1/3 dy.
1. 1 answer
2. asked by Nikolay
3. 478 views
A small light is 13.0 cm below the surface of a liquid of refractive index 1.20. Viewed from above, the light appears to
1. 1 answer
2. asked by Mike
3. 474 views
tell the taste of these types of water well water mineral water fresh water tap water earated water?
1. 1 answer
2. asked by saim
3. 473 views
The number of lions is 42 more than the number of tigers.Five times the number of tigers is 24 more than two times the number of
1. 1 answer
2. asked by janelle
3. 469 views
Is there a better word for 'morally wrong" and "sinful"?I have been using those two words once already and I don't want to sound
1. 0 answers
2. asked by Alana
3. 462 views
define 5 pathologies: give definition, give a treatment, will the person survive,anything else interesting. Include references
1. 2 answers
2. asked by Anonymous
3. 462 views

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