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2012
February

Questions Asked on February 18, 2012

A net force of 25N is applied for 5.7s to a 12-kg box initially at rest. Waht is the speed of the box at the end of the 5.7s
1. 4 answers
2. asked by Natasha
3. 9,003 views
1.25 mol of NOCl was placed in a 2.50 L reaction chamber at 427 celciciu degre . After equilibrium was reached, 1.1 mole of NOCl
1. 5 answers
2. asked by Abdela
3. 6,814 views
displacement vectors of 5km north, 3km east, 2km south, and 3km west combine to a total displacement of?3km north 13km west 0km
1. 7 answers
2. asked by Brandon
3. 6,578 views
If a physician prescribed 4gm of aspirin to be taken daily, how many 5 grain tablets should the pt take each day?
1. 5 answers
2. asked by Vicki
3. 4,555 views
Lorraine was in a hurry when she computed a confidence interval for μ. Because σ was not known, she used a Student's t
1. 1 answer
2. asked by jr
3. 4,408 views
A satellite moves on a circular earth orbit that has a radius of 6.68E+6 m. A model airplane is flying on a 16.3 m guideline in
1. 2 answers
2. asked by Katie
3. 3,679 views
On a cold winter day in February, many students in Ms. Bush's sixth-grade class had runny noses and sore throats. After
1. 4 answers
2. asked by sajid
3. 3,329 views
Can someone help? Your make a scale drawing of a tree using the scale 5 in. =27 ft. If the tree is 67.5 ft tall, how tall is the
1. 3 answers
2. asked by myles
3. 3,321 views
28 decreased by 6 times a number is the same as the number
1. 2 answers
2. asked by Justin
3. 2,967 views
An object is dropped from a height of 12m.At what height is the rock kinetic energy and its potential energy be equal?
1. 1 answer
2. asked by dave
3. 2,916 views
In a certain high school, the probability that a student drops out is 0.08, and the probability that a dropout gets a
1. 3 answers
2. asked by shan
3. 2,659 views
Ba(OH)2(aq)+2CH3COOH(aq)=Ba(CH3COO)2(aq)+2(l)H2O what is the net ionic equation with phases?
1. 2 answers
2. asked by Brad
3. 2,595 views
A ranger spots a forest fire while on a 45-meter observation tower. The angle of depression from the tower to the fire is 12
1. 8 answers
2. asked by Anna
3. 2,535 views
A ball is thrown with a speed of 100m/s attains a height of 150m.Calculate <a>the time of flight <b>the angle of projection</b>
1. 11 answers
2. asked by Nonso
3. 2,515 views
Acetic acid is a polar molecule and can form hydrogen bonds with water molecules. Therefore, it has high solubility in water.
1. 2 answers
2. asked by James
3. 2,416 views
so for theme of story of few notes for orpheus before i think that the title of story meant message for orpheus but i guess that
1. 9 answers
2. asked by Mohammad
3. 2,258 views
Of 1735 people who came into a blood bank to give blood, 373 people had high blood pressure. Estimate the probability that the
1. 2 answers
2. asked by barbara
3. 2,062 views
The large blade of a helicopter is rotating in a horizontal circle. The length of the blade is 6.7m, measured from its tip to
1. 2 answers
2. asked by Natasha
3. 2,026 views
A projectile is thrown upward with an initial velocity of 272 feet per second. After t seconds, its height h(t)above the ground
1. 1 answer
2. asked by Amelia
3. 1,767 views
If a specific class in a frequency distribution has class boundaries of 132.5 - 147.5 what are the class limits ?
1. 1 answer
2. asked by Kerrin
3. 1,751 views
Two electrons exert a force of repulsion of0.96 N on each other. How far apart are they? The elemental charge is 1.602 × 10
1. 3 answers
2. asked by Jenny
3. 1,650 views
noxious: harmful or injurious to health or physical well-being A. connotative B. denotativeit think A
1. 7 answers
2. asked by kesha
3. 1,629 views
Mr Dominguez is standing on a 40 ft ocean bluff near his home. He can see his two dogs on the beach below. If his line of sight
1. 1 answer
2. asked by shai
3. 1,487 views
chick: a young womanA. direct definition B. indirect definition a
1. 2 answers
2. asked by eric
3. 1,458 views
duplicity: the state or quality of having two elements or parts; being twofold or double.A. connotative B. denotative I GOT B
1. 2 answers
2. asked by kesha
3. 1,417 views
A 0.700-kg ball is on the end of a rope that is 0.90 m in length. The ball and rope are attached to a pole and the entire
1. 2 answers
2. asked by Angelina
3. 1,399 views
Nitric oxide reacts with bromine gas at elevated temperatures according to the equation,2 NO(g) + Br2(g) = 2 NOBr(g) The
1. 3 answers
2. asked by Emile
3. 1,346 views
calculate the enthalpy change for the reaction n2h4(l) + 02(g) --> n2(g) + 2h20(l)
1. 1 answer
2. asked by elizabeth
3. 1,318 views
If only the upper 30% of a normally distributed class passed a quiz for which the mean was 70 and the standard deviation was 10,
1. 2 answers
2. asked by Cody Morris
3. 1,283 views
Find the derivative of the function. Simplify and express the answer using only positive exponents only.y = (x - 4)^2 (x + 3)
1. 3 answers
2. asked by Carol
3. 1,270 views
The variable cp_arr has been declared as an array of 26 pointers to char. Allocate 26 character values, initialized to the
1. 2 answers
2. asked by Cheryl
3. 1,269 views
True or false? Every random sample of the same size from a given population will produce exactly the same confidence interval
1. 2 answers
2. asked by jr
3. 1,269 views
Determine whether the definition below is connotative or denotative.gray: a cold, gloomy day A. connotative B. denotative I GOT
1. 2 answers
2. asked by kesha
3. 1,266 views
Suppose George is making $18 an hour installing electronic chips in hand held computers. Would you offer to work for $8 an hour
1. 3 answers
2. asked by Karen
3. 1,265 views
I am stuck on these two math questions. If nyone could help me solve them it would be greatly appreciated! Here is the
1. 0 answers
2. asked by Zoey
3. 1,218 views
If 0.0142 M aqueous Cl- is produced stoichiometrically according to the balanced equation in a reaction solution with a total
1. 1 answer
2. asked by Jody
3. 1,212 views
The angular speed of digital video discs (DVDs) varies with whether the inner or outer part of the disc is being read. (CDs
1. 2 answers
2. asked by john
3. 1,189 views
What are 3 ways to solve system of linear equations in two variables?
1. 1 answer
2. asked by Anonymous
3. 1,164 views
Verify these answers~1. For what value(s) of x does f(x)=(x^2-16)^5 have a horizontal tangent? a) x=-4,4 b) x=-4,0,4 c) x=0 d)
1. 1 answer
2. asked by Jake
3. 1,161 views
Write the formula for each of the following compounds, being sure to use brackets to indicate the coordination sphere.A)
1. 3 answers
2. asked by MARY
3. 1,156 views
A planet has two satellite moons. Moon X has an orbital period of 2.13 days. Moon Y has an orbital period of about 3.53 days.
1. 0 answers
2. asked by Angelina
3. 1,154 views
what equation represents the relationship of perimeter of a square varies directly as the length of it's side ?
1. 2 answers
2. asked by tom
3. 1,150 views
The units of a rate constant for zero, first and second order reactions are given in the textbook. If the time units are
1. 1 answer
2. asked by senior pup
3. 1,114 views
The initial concentration of a reactant in a first order reaction is 0.620 molar. What will be itsconcentration after 3
1. 1 answer
2. asked by elvis
3. 1,101 views
Describe the importance of quadratic equations to a basketball player, diver, or even a sniper. Give an example of a real-world
1. 3 answers
2. asked by Leo
3. 1,083 views
Determine whether the definition below is a direct definition or an indirect definition.chick: a young woman A. direct
1. 1 answer
2. asked by kesha
3. 1,082 views
Jack and Jill got an equal number of marbles from their grandpa's collection. Jill gave 50 marbles to Jack because she saw that
1. 3 answers
2. asked by Ire
3. 1,078 views
Only need help with part c--answer for part a is 2.94 radians and for b it is 777 daysMars orbits the Sun at a mean distance of
1. 0 answers
2. asked by sara
3. 1,078 views
i take better quotes from story a few notes for orpheus i need help choosing best 5 ones. all these show theme really well so i
1. 7 answers
2. asked by Mohammad
3. 1,058 views
The reaction A + B + C = products has a rate law rate = kA]C]2. Which of the following will result in an increase in the rate
1. 4 answers
2. asked by elvis
3. 1,056 views
Determine whether the definition below is connotative or denotative.relevant: bearing upon or connected with the matter in hand;
1. 3 answers
2. asked by kesha
3. 1,021 views
Suppose a simple pendulum is used to measure the acceleration due to gravity at various points on the Earth. If g varies by
1. 3 answers
2. asked by janny
3. 1,020 views
For the reaction, A = B + C, the rate law is kA]. If it takes 80.0 seconds for 70.0% of a 10.0 gram sample of A to be
1. 1 answer
2. asked by Dom
3. 1,008 views
An electron and a proton are each placed atrest in an electric ﬁeld of 363 N/C. What is the velocity of the electron 76.1 ns
1. 1 answer
2. asked by Mary
3. 996 views
Ben has 1L of 0.1mol/dm3 solution of KI & wish to take a sample containing 8.3g of solute.What volume should he measure
1. 1 answer
2. asked by Luc
3. 993 views
KI+H2SO4Write the balanced net ionic equation.
1. 1 answer
2. asked by Danny
3. 985 views
store manager is doing a study on how to staff his franchise. He knows that the average number of pizzas ordered is 12 per hour
1. 1 answer
2. asked by ty
3. 981 views
Suppose that the revenue in dollars from the sale of x campers is given by the formula shown below.R(x) = 58,000x + 38,000(10 +
1. 2 answers
2. asked by Carol
3. 953 views
what s the good answers for the colors theory from 1-20 questions
1. 1 answer
2. asked by Anonymous
3. 917 views
PLEASE HELP! I DO NOT KNOW WHAT TO DO? The maximum weight that a rectangular beam can support varies jointly as it's width and
1. 3 answers
2. asked by Tina
3. 907 views
The quantity demanded x each month of Russo Espresso Makers is 250 when the unit price p is $170; the quantity demanded each
1. 0 answers
2. asked by Tre
3. 876 views
Completa las oraciones con la forma correcta de cada verbo.1. En bicicleta podemos explorar el parque sin _____(caminar)
1. 2 answers
2. asked by sam
3. 876 views
Suppose f(x) is a continuous function. Then a function F(x) such that F'(x) = f(x) is called:A.) the indefinite integral of f
1. 1 answer
2. asked by Mishaka
3. 869 views
Me and my grade 8 class are doing project on "data management". in one part it says:Statistical Measure of your choice: Research
1. 1 answer
2. asked by Alex Johnson
3. 860 views
KI+H2SO4+KIO3Write the balanced net ionic equation.
1. 1 answer
2. asked by Greg
3. 832 views
Every 5th customer gets $2 off coupon. Every 7th customer gets $5 coupon and every 15th customer get $20 coupon. Some get 2
1. 0 answers
2. asked by Ire
3. 811 views
In a head on collision,a car stops in 0.18s from a speed of 29 m/s . The driver has a mass of 74 kg, and is, fortunately,
1. 1 answer
2. asked by Anonymous
3. 774 views
I am having some difficulties with week four lab. The explanation for problem skips a step and I do not know how to get the
1. 2 answers
2. asked by Rick
3. 769 views
For the reaction, 2 XO + O2 = 2 X02, some data obtained from measurement of the initial rate of reaction at varying
1. 1 answer
2. asked by steve
3. 762 views
A 32.2-kg child swings on a rope with a length of 6.06 m that is hanging from a tree. At the bottom of the swing, the child is
1. 2 answers
2. asked by Jessica
3. 756 views
The decomposition of an aldehyde solution in carbon tetrachloride is a first order reaction with a rate constant of 1.20 x 10-3
1. 3 answers
2. asked by Dom
3. 746 views
In reverse osmosis, water flows out of a salt solution until the osmotic pressure of the solution equals the applied pressure.
1. 0 answers
2. asked by Melody
3. 723 views
If a wheel 211 cm in diameter takes 2.25 s for each revolution, find its period.T=?s
1. 2 answers
2. asked by sammy
3. 722 views
I had to perform an experiment for the freezing point depression in which we had to determine the frezzing points of water as a
1. 6 answers
2. asked by Hannah
3. 714 views
How would I change the improper fraction 56/15 to mixed number in lowest terms?the problem is 2 2/3 x 1 2/5 Ive figured out how
1. 4 answers
2. asked by Faith
3. 705 views
i was just wondering if the limit of a funtion exists as it approches a value if both the right side limit and the left side
1. 2 answers
2. asked by Pria
3. 692 views
A car is traveling at a speed of 62 on a freeway.If its tires have diameter 24.0 and are rolling without sliding or slipping,
1. 7 answers
2. asked by bety
3. 686 views
0.0337g of a volatile liquid when vaporized completely at 100Pa and 300K occupied a volume of 20cm3. When this volume of vapor
1. 2 answers
2. asked by Shaun
3. 682 views
Could you please check these other sentences? Thank you.2)Then he describes his family and friends as ...... both in shape and
1. 0 answers
2. asked by Henry2
3. 682 views
Denotative definitions are subject to individual interpretation.
1. 5 answers
2. asked by kesha
3. 681 views
What would the product be:1.NaBr + CI2 2.NaBr + Br2 Would the products be: 1. Iodine? 2. Bromine? Thank You!
1. 3 answers
2. asked by Fisher
3. 680 views
The half-life of a reaction was found to be inversely dependent on the concentration of the starting material. Thus, we can say
1. 2 answers
2. asked by elvis
3. 679 views
Hydrogen gas dissolves in palladium with the hydrogen molecules going into the spaces between the metal ions. Determine the
1. 1 answer
2. asked by James
3. 663 views
How many horizontal tangents does the graph of f(x)=(x-1)^2(x-3)^2 have?f(x)=(x-1)^2(x-3)^2 =2(x-1)(1)+2(x-3)(1) =2x-2+2x-6
1. 0 answers
2. asked by Jessi
3. 663 views
How many positive even three-digitintegers are divisible by 3?
1. 1 answer
2. asked by Miep
3. 654 views
Given this data in a study on how the rate of a reaction was affected by the concentration of the reactantsInitial Rate, RUN #
1. 1 answer
2. asked by senior pup
3. 652 views
In a town, 2/3 of the adult men aremarried to 3/5 of the adult women. The number of married men and women are equal, and the
1. 0 answers
2. asked by Miep
3. 641 views
A hot air balloon is hovering at an altitude of 6000 meters. The pilot decides that it is time to descend and turns off the
1. 1 answer
2. asked by GRISSELL
3. 631 views
Determine the coordinates of the point(s) on the graph of y=3x- 1/x at which the slope of the tangent is 7.So the derivative of
1. 1 answer
2. asked by Jessi
3. 625 views
A hot air balloon is hovering at an altitude of 6000 meters. The pilot decides that it is time to descend and turns off the
1. 1 answer
2. asked by GRISSELL
3. 623 views
convert to inches,30mm wide and 40 mm long
1. 1 answer
2. asked by Rebekah
3. 608 views
connotation definitions are made up of the set of associations implied by a word in addition to its literal meaning.
1. 5 answers
2. asked by kesha
3. 607 views
In the following reaction, how many grams of chlorine can be produced if 120 grams of titanium chloride (TiCl4) reacts with
1. 1 answer
2. asked by salem girl
3. 602 views
Calculate [OH-] and pH for the following strong base solution;a solution formed by mixing 10.0 mL of 0.011 M Ba(OH)2 with 28.0
1. 1 answer
2. asked by MARY
3. 598 views
In an amusement park ride, cars are suspended from L = 4.22 m cables attached to rotating arms at a distance of D = 6.25 m from
1. 1 answer
2. asked by Jon Tuck
3. 598 views
The rest stops the driver made are included in the calculations because that is the problem is defined. However, suppose the bus
1. 2 answers
2. asked by Angelica
3. 597 views
Given that vector c and vector d are non zero vectors such that vector c =x1i + y1j + z1k and vector d =(y1z2-y2z1)+(x1y2
1. 0 answers
2. asked by victor m
3. 597 views
Determine whether the definition below is connotative or denotative.home: a place of warmth, comfort, and affection A.
1. 1 answer
2. asked by kesha
3. 597 views
A blast blows a rock straight up at 150 ft/sec. The path of the rock is described by the s(t) = 150t-16t^2 where s is measured
1. 1 answer
2. asked by Desperate!!!!
3. 589 views
A man and a woman are walking across soft ground. The woman wears stilettos; each heel has a cross-sectional area of 0.95cm^2
1. 1 answer
2. asked by GRISSELL
3. 586 views

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