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Questions Asked on November 20, 2011

a bicyclist is finishing his repair of a flat tire when a friend rides by at 3.5 m/s. two seconds later, the bicyclist hops on
1. 2 answers
2. asked by taylor
3. 10,522 views
A Norman window has the shape of a rectangle surmounted by a semicircle. If the perimeter of the window is 30ft, find the
1. 3 answers
2. asked by Daniel
3. 8,856 views
A ball is projected horizontally from the edge of a table that is 1.15 m high, and it strikes the floor at a point 1.70 m from
1. 3 answers
2. asked by Michaela
3. 8,569 views
A student is asked to standardize a solution of barium hydroxide. He weighs out 0.945 g potassium hydrogen phthalate (KHC8H4O4,
1. 2 answers
2. asked by Hannah
3. 7,103 views
find the number of free electrons in a copper conductor having a diameter of 0.064 in. and a length of 1000ft.
1. 2 answers
2. asked by Marc Eugene Adriano
3. 6,203 views
From a survey of 100 college students, a marketing research company found that 65 students owned iPhones, 40 owned cars, and 30
1. 7 answers
2. asked by MONICA
3. 6,135 views
sulfur dioxide (g) + oxygen (g) sulfur trioxide (g)SO2 + O = SO3 Is this correct for the balanced equation?
1. 1 answer
2. asked by Hannah
3. 6,109 views
In many locations, old abandoned stone quarries have become filled with water once excavating has been completed. While standing
1. 2 answers
2. asked by Kaegan
3. 4,741 views
A 821-kg car stopped at an intersection is rear-ended by a 1810-kg truck moving with a speed of 11.5 m/s. If the car was in
1. 2 answers
2. asked by Daniel
3. 4,711 views
let f be the function defined by f(x)=3X^5 -5X^3 +2a) on what interval is f increasing? b) on what interval is the graph of f
1. 4 answers
2. asked by Yoona
3. 4,268 views
The significance of specific base pairing in DNA is thatA) it stabilizes the sugar molecule B) it provides a method for making
1. 2 answers
2. asked by jake
3. 3,123 views
tan theta= 15/8 and pi< theta<3pi/2a. Sin(- theta) b. cos2theta c. sin( theta - 3pi/4) d. cos(theta/2) can someone explain to me
1. 1 answer
2. asked by unknown
3. 2,656 views
Balance the following redox reaction occurring in acidic solutionCu(s) + NO3-(aq)--> Cu2+(aq) +NO2(g) This is what I have done
1. 1 answer
2. asked by Monique
3. 2,656 views
A weather balloon carries instruments that measure temperature, pressure, and humidity as it rises through the atmosphere.
1. 2 answers
2. asked by Shirley
3. 2,576 views
Find the exact value of the trigonometric function given thatsin u = − 8/17 and cos v = − 3/5. (Both u and v are in Quadrant
1. 2 answers
2. asked by Alexander
3. 2,518 views
Rank the following 4 compounds in order of lowest to highest freezing point.Enter the formulas in the spaces provided. For
1. 1 answer
2. asked by Whats Good
3. 2,455 views
An exponential sequence of positive terms and a linear sequence have the same first term.the sum of their first terms is 3 the
1. 5 answers
2. asked by Tosin
3. 2,453 views
Bill Spread, owner of the Bedding Shop, knows that his customers will pay no more than $300 for a comforter. Assume Bill wants a
1. 3 answers
2. asked by andrea
3. 2,336 views
A 45.7-kg boy on a swing moves in a circular arc of radius 3.80 m.At the lowest position, the child's speed reaches 2.78 m/s.
1. 2 answers
2. asked by khan
3. 2,297 views
An accounting firm is planning for the next tax preparation season. From last year's returns, the firm collects a systematic
1. 1 answer
2. asked by SHA
3. 2,218 views
I am stumped on this one...Please help!!!Write a balanced base ionization reaction for methylamine (CH3NH2) in water. Identify
1. 1 answer
2. asked by Nathan
3. 2,183 views
practice exam...not sure how to do thisA solution contains 10.0 mmol of H3PO4 and 5.0 mmol of NaH2PO4. How many millimeters of
1. 2 answers
2. asked by Minx64
3. 2,109 views
The following sentence is in what tense?Laura has given donations to the local food bank. A. Present B. Present perfect C. Past
1. 7 answers
2. asked by Anonymous
3. 1,970 views
let f be the function defined by f(x)=12x^2/3 -4Xa)find the intervals on which f is increasing I got the rest of the question
1. 2 answers
2. asked by Yoona
3. 1,948 views
A young hockey player stands at rest on the ice holding a 1.3-kg helmet. The player tosses the helmet with a speed of 4.6 m/s in
1. 1 answer
2. asked by Daniel
3. 1,709 views
the figures are similar. the are of one figure is given. find the area of the other figure to the nearesr whole number. the area
1. 2 answers
2. asked by Anonymous
3. 1,671 views
A particle moves along the c-axis so that at time t its position is given by x(t)=t^2-6^t+9t+11a)What is the velocity of the
1. 4 answers
2. asked by Yoona
3. 1,664 views
Tom the cat is chasing Jerry the mouse across a table surface 2.4 m oﬀ the ﬂoor. Jerry steps out of the way at the last
1. 2 answers
2. asked by Kethe
3. 1,633 views
A tennis ball of mass= 0.058 kg and speed= 19 m/s strikes a wall at a 45 degree angle and rebounds with the same speed at 45
1. 2 answers
2. asked by Mel
3. 1,622 views
Calculate the tidal force experienced by Io. How does it compare to the tidal force experienced by the Moon due to the Earth?
1. 2 answers
2. asked by roach
3. 1,429 views
stefan has set up a right triangle EFG on the side of a river such that FG measures 20m and angle DEF measures 60 degrees. EG
1. 1 answer
2. asked by yess
3. 1,393 views
A particle of mass m1 = 2.5 kg moving along the x axis collides with a particle of mass m2 = 4.7 kg initially at rest. The
1. 2 answers
2. asked by joe
3. 1,380 views
20g of nitrogen gas and 10g of helium gas are placed together in a 5L container at 25C . Calculate the partial pressure of each
1. 1 answer
2. asked by NONO
3. 1,363 views
1. Which one of the following sentences contains an error in its verb?A. Both Clara and Nathan is planning to attend. B. Neither
1. 4 answers
2. asked by Anonymous
3. 1,357 views
evaluate the integral of(e^3x)(cosh)(2x)(dx) A.(1/2)(e^5x)+(1/2)(e^x)+C B.(1/10)(e^5x)+(1/2)(e^x)+C C.(1/4)(e^3x)+(1/2)(x)+C
1. 4 answers
2. asked by Tracy
3. 1,325 views
Before beginning a vigorous aerobic exercise routine, all adults shouldA. undergo a thorough physical examination. B. hire a
1. 2 answers
2. asked by Anonymous
3. 1,248 views
Matty Kaminsky owns a new Volvo. His June monthly interest was $400. The rate is 8 ½ percent. Matty's principal balance at the
1. 1 answer
2. asked by tony
3. 1,231 views
Find 10-th, 60-th and 75-th percentiles in each of your data set, then write down each value that corresponds to those
1. 0 answers
2. asked by metu
3. 1,229 views
so are you coming to my house tomorrow?Translate into spanish plzzz
1. 1 answer
2. asked by fred
3. 1,220 views
Point D is the incenter of triangle ABC. Write an expression for the length x in terms of the three side lengths AB, AC, and BC.
1. 2 answers
2. asked by Anonymous
3. 1,214 views
a decrease in demand for a product, holding other things constant, will
1. 2 answers
2. asked by anthony
3. 1,186 views
Find the value of x in the kite below. TU = 15x – 23 and UV = 3x + 37
1. 1 answer
2. asked by Kodah
3. 1,158 views
Which one of the following types of training involves 10 to 30 minutes of high-intensity exercise?A. Medium range B. Anaerobic
1. 2 answers
2. asked by Anonymous
3. 1,114 views
What type of mirror is used whenever a magnified image of an object is needed?They say its convex but why? i though convex
1. 1 answer
2. asked by Anonymous
3. 1,104 views
A ball is projected horizontally from the edge of a table that is 1.15 m high, and it strikes the floor at a point 1.70 m from
1. 1 answer
2. asked by Michaela
3. 1,099 views
Air in a balloon does 25 J of work while absorbing 81 J of heat. What is the change in internal energy?
1. 2 answers
2. asked by D
3. 1,083 views
A 10.0 g sample of carbon monoxide, a poisonous gas produced by the incomplete combustion of hyrdocarbons, occupies 15.0 l at a
1. 3 answers
2. asked by susan
3. 1,074 views
What does it says in the NJHS Application when they give it to you?
1. 4 answers
2. asked by Laruen
3. 1,074 views
A particle moves on the x-axis with an acceleration, 246msta. Find the position and velocity of the particle at
1. 1 answer
2. asked by Farah
3. 1,074 views
A 83-kg worker clings to a lightweight rope going over a lightweight, low-friction pulley. The other end of the rope is
1. 1 answer
2. asked by matt
3. 1,073 views
Concerning dictionaries and their proper use, which one of the following statements is most accurate?A. A dictionary's word
1. 2 answers
2. asked by Anonymous
3. 1,065 views
Nickel carbonyl has a formula: Ni(CO)4. Nickel carbonyl is produced by the reaction of solid nickel metal with carbon monoxide
1. 1 answer
2. asked by Jeff
3. 1,047 views
I left out a few more sentences. I really hope you can check them,too.1) Hamlet considers the reasons which may lead us to take
1. 1 answer
2. asked by Henry2
3. 1,041 views
Which of the following conditions may occur if a person often abruptly stops an intense cardio workout without cooling down?A.
1. 1 answer
2. asked by Anonymous
3. 1,023 views
What is the probability of rolling a two and a five in a single toss of a die?
1. 46 answers
2. asked by Stacy
3. 1,014 views
Could you please check these sentences, too? I tried to rephrase the first lines again.1) Hamlet wonders whether it is better
1. 1 answer
2. asked by Henry1
3. 1,007 views
Thank You Sra!!! :)PARP stand for parents as reading partners it was a reading contest I join 3 contests this year reflections,
1. 1 answer
2. asked by Laruen
3. 1,001 views
what do you do at the National JuniorHonor Society Induction Ceremony?
1. 6 answers
2. asked by Laruen
3. 997 views
11. Which sentence below contains a correctly used modifier in italics?A. He spoke sharply to his sister. B. I feel goodly now
1. 2 answers
2. asked by Anonymous
3. 991 views
A 1230 kg car drives along a city street at 31.0 miles per hour, and a baseball has a mass of 0.142 kg. What speed must the
1. 1 answer
2. asked by Daniel
3. 988 views
4. What is the ideal length of time for a cool-down following an intense workout?A. 15 to 20 minutes B. 5 to 15 minutes C. 0 to
1. 2 answers
2. asked by Anonymous
3. 977 views
1.You have recently found a location for your bakery and have begun implementing the first phases of your business plan. Your
1. 1 answer
2. asked by Avery
3. 960 views
what mass of barium sulphate can be produced when 100.0 ml of a 0.100M solution of barium chloride is mixed with 100.0 ml of a
1. 3 answers
2. asked by NONO
3. 952 views
Let u=(2,0,k,-1) v=(-4,0,-3,2) and w= (0,1,0,0). Each answer must be justified(there is no answer where k=nothing)a) find all
1. 0 answers
2. asked by Simon
3. 939 views
Can someone check over my answers please.1. Which sentence contains a helping verb? A. A small snake slithered across the yard.
1. 4 answers
2. asked by Anonymous
3. 932 views
where can i get facts about winchester cathedral
1. 1 answer
2. asked by bob
3. 929 views
Which of the following must occur for a mismatch error to be repaired? Which is the best answer, I think it's A or B.A)Damaged
1. 2 answers
2. asked by jake
3. 877 views
Explain how resources are allocated in a market economy.what should i talk bout,well i should i talk about the 3 types of
1. 0 answers
2. asked by Pallavi
3. 874 views
Which probability interpretation is most reasonable to use: relative frequency, subjective, or classical?The probability your
1. 0 answers
2. asked by Stacy
3. 868 views
Larger amounts of methane, in the form CH4*6H20 is trapped at the bottom of the ceans in Clatharate compunds (formed when small
1. 1 answer
2. asked by Devin Boutte
3. 852 views
Hello! I am a senior student who lives in Paris, therefore English is my seocnd language.I need help to my examen oral.
1. 4 answers
2. asked by V
3. 850 views
. Which of the following best describes these sentences from a welcome message?Our company is pleased to welcome you as one of
1. 1 answer
2. asked by Anonymous
3. 830 views
Draw a block and tackle system of pulleys with a velocity ratio of 5 is used to raise a mass of a 25kg through a vertical
1. 3 answers
2. asked by Sherif
3. 830 views
Which of the following sentences contains an italicized word that's used as a predicate adjective?A. Jerry looks disdainfully at
1. 1 answer
2. asked by Anonymous
3. 822 views
VO2max is related to which one of the following choices?A. The efficiency of the body to secrete perspiration and take in lactic
1. 2 answers
2. asked by Anonymous
3. 815 views
A completely submerged chunk of metal sinks in water with an acceleration equal to one-fifth of g (where g = 9.8 m/s\ Find the
1. 0 answers
2. asked by barboat
3. 796 views
An exponential sequence of positive terms and a linear sequence have the same first terms.the sum of their second terms is 3/2
1. 2 answers
2. asked by Tosin
3. 772 views
A car travels at 30 mph can stop in 100 feet. What distance might it stop in when traveling at 70 mph?
1. 1 answer
2. asked by bz
3. 754 views
Experts agree that the minimum time period for cardiorespiratory benefit from exercise is _______ minutes.A. 10 B. 60 C. 30 D.
1. 2 answers
2. asked by Anonymous
3. 742 views
Group the largest data set and find mean, median, mode, variance, standard deviation, 15-th, 45-th and 80-th percentiles of the
1. 0 answers
2. asked by metu
3. 737 views
please simplify 16/9
1. 1 answer
2. asked by Johnson
3. 734 views
a solution of sulphuric acid is titrated (allquot 20.0ml) with a solution of sodium hydroxide (0.1234M) 26.73ml of the base
1. 1 answer
2. asked by payton
3. 728 views
A 10.0 g sample of carbon monoxide, a poisonous gas produced by the incomplete combustion of hyrdocarbons, occupies 15.0 l at a
1. 0 answers
2. asked by susan
3. 728 views
The runway of an airfield faces west. An airplane, flying in the direction of north-east at a height of 2km and at a speed of
1. 1 answer
2. asked by Jainee
3. 720 views
a model rocket rises with constant accerleration to a height of 3.2 m, at which point its speed is 26.0 m/s. (a) how much time
1. 1 answer
2. asked by taylor
3. 701 views
The formula b=29a is used to estimate the minimum furnance output B in btus for a modern house with the amount of square feet of
1. 1 answer
2. asked by Avery
3. 699 views
A 8.71 g sample of an aqueous solution of hydroiodic acid contains an unknown amount of the acid.If 25.0 mL of 0.388 M barium
1. 1 answer
2. asked by Hannah
3. 695 views
I have a award binder to keep all of my award from 1st grade to now and I need ideas to organize it and make it pretty. I don't
1. 4 answers
2. asked by Laruen
3. 683 views
A 821-kg car stopped at an intersection is rear-ended by a 1810-kg truck moving with a speed of 11.5 m/s. If the car was in
1. 0 answers
2. asked by Daniel
3. 682 views
The heaviest invertebrate is the giant squid which can have a weight of 1.6 tons spread out over its lenght of 60 feet. What is
1. 1 answer
2. asked by Maria
3. 674 views
Identify the sentence that uses punctuation correctly.a) The mysterious stranger walked, down the street, and up the block. b)
1. 2 answers
2. asked by tammie
3. 663 views
Joyce took out a loan for $21,900 at 12 percent on March 18, 2007, which will be due on January 9, 2008. Using ordinary
1. 2 answers
2. asked by tony
3. 661 views
Iron metal is produced from the ore iron(III) oxide by reacting the ore with gaseous carbon monoxide at high tempature to
1. 1 answer
2. asked by Nathan
3. 651 views
Make a table to answer Problems 27–28. (3-5)Two shipping companies charge different amounts to mail packages. Company A
1. 1 answer
2. asked by ducky
3. 646 views
An earth satellite, the mass of which is 1000 kg, is in a circular orbit 1000 km above the surface of the earth. It is desired
1. 1 answer
2. asked by Maxium
3. 639 views
I urgently need you to revise these sentences, too. I made some variations, but I have to be sure that everything is OK. I don't
1. 1 answer
2. asked by Henry1
3. 638 views
Th e Seneca Maintenance Company currently (that is, as of year 0) pays a common stockdividend of $1.50 per share. Dividends are
1. 0 answers
2. asked by Stacie
3. 636 views
Please help me out...The pressure of a container of fluorine gas with a volume of 1.5L is 678mmHg at 55.0*C. a. If the volume of
1. 2 answers
2. asked by Victor
3. 630 views
I really need to make sure this is correct for tommorow please help!The significance of specific base pairing in DNA is that A)
1. 5 answers
2. asked by jake
3. 626 views
when solving using multiplication principle -13x=273 how do i solve plus perform check
1. 2 answers
2. asked by Johnson
3. 625 views

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