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Questions Asked on February 28, 2014

#1. Kilometers per hour describes the speed of an object.ture false **** #2. Which of the following reference points would allow
1. 52 answers
2. asked by Mindy
3. 15,455 views
Joanne drives her car with a mass of 1000 kg at a speed of 18m/s .Find a road friction force that is need to bring her car to a
1. 2 answers
2. asked by Anonymous
3. 6,250 views
What is true about the element francium (Fr, atomic number 87)? Choose all that apply.A) It has seven valence electrons. B) It
1. 19 answers
2. asked by Anonymous
3. 5,664 views
use the Henderson-Hasselbalch equation to calculate the pH of a buffer solution prepared by mixing equal volumes of 0.20 M
1. 2 answers
2. asked by abc
3. 5,157 views
A rope is wound 50 times round a cylinder of radius 25cm how long is the rope [use the value 3.14 for pi]
1. 12 answers
2. asked by iyabo
3. 4,839 views
Two automobiles, each of mass 1000kg , are moving at the same speed, 17m/s , when they collide and stick together.At what speed
1. 1 answer
2. asked by Anonymous
3. 4,238 views
1.) The cost in C dollars of manufacturing x bicycles at Holliday's Production Plant is given by the function C(x) = 2x2 - 800x
1. 1 answer
2. asked by Becka
3. 3,834 views
Urea (NH2)2CO is prepared by reacting ammonia with carbon dioxide. The byproduct is water.637.2g of ammonia are reacted with
1. 2 answers
2. asked by Nyla
3. 3,578 views
To form an oxygen molecule (O2), two oxygen atoms share two pairs of electrons. What kind of bond is shown by this? Select all
1. 2 answers
2. asked by Anonymous
3. 2,900 views
Two trains leave the station at the same time, one heading east and the other west. The eastbound train travels at 115 miles per
1. 6 answers
2. asked by brandy
3. 2,777 views
How much impulse stops a 46-kg carton sliding at 3.0m/s when it meets a rough surface?
1. 1 answer
2. asked by Anonymous
3. 2,717 views
They spotted a pod of killer whales driving along the ocean highway?answers are dangling, misplace, both, misplace d and
1. 2 answers
2. asked by snow
3. 2,619 views
Write a balanced equation for the complete combustion of 1 mole of ethyne gas (C2H2) ?
1. 2 answers
2. asked by Amanda
3. 2,553 views
MARCO DREW 24 PICTURES HE DREW 1/6 OF THEM IN ART CLASS HOW MANY PICTURES DID MARO DRAW IN ART CLASS
1. 8 answers
2. asked by TAYLOR
3. 2,534 views
You (or your parents) purchase a used car for $15,876.00 plus 5.25% sales tax. The down payment is 10% of the total cost and you
1. 3 answers
2. asked by sammie
3. 2,260 views
Ms. Fisher is using 64 carpet tiles to make a reading area in her classroom. Each tile is square that measures 1 foot by 1 foot.
1. 4 answers
2. asked by Sharon
3. 2,196 views
José is making fruit-filled tart shells for a party. He has 72 raspberries and 108 blueberries. He wants the same number of
1. 3 answers
2. asked by Anonymous
3. 2,177 views
Match the following terms about analytical precipitations to their definitions:A.) Coprecipitation B.) Adsorption C.) Absorption
1. 3 answers
2. asked by Laura
3. 2,115 views
The field names in a database are also known as_____?Category or column headings The name of a row Individual cells in a
1. 6 answers
2. asked by Anonymous
3. 2,097 views
A small college opened in 1999. In the linear model below, x represents the number of years after 1999, and y represents the
1. 2 answers
2. asked by amber
3. 1,985 views
An athlete with a mass of 62 kg jumps and lands on the ground on his feet. Th e ground exerts a total force of 1.1 x 10 ^ 3 N
1. 1 answer
2. asked by lg
3. 1,964 views
In a two-dimensional tug-of-war, Alex, Betty, and Charles pull horizontally on an automobile tire at the angles shown in the
1. 3 answers
2. asked by Molly
3. 1,943 views
A 2.00-kg blob of putty moving at 3.00m/s slams into a 4.00-g blob of putty at rest. Calculate the speed of the two
1. 2 answers
2. asked by Anonymous
3. 1,922 views
Consider 10 independent tosses of a biased coin with the probability of Heads at each toss equal to p , where 0 < p < 1 .1. Let
1. 1 answer
2. asked by qwerty
3. 1,892 views
If r = 8 units and x = 8 units, then what is the volume of the cylinder shown above?A. 64 cubic units B. 512 cubic units C. 256
1. 5 answers
2. asked by Ayriana
3. 1,883 views
If the interest on a sum is compounded quarterly, which of the following is necessarily true? a) The effective rate of interest
1. 2 answers
2. asked by Tarun
3. 1,717 views
I have a word problem here.A batter hits a fly ball. A scout in the stands makes the following observations. Time (in secs) .75,
1. 1 answer
2. asked by Student
3. 1,707 views
Two of the biggest soft drink rivals, Pepsi and Coke, are very concerned about their market shares. The pie chart that follows
1. 1 answer
2. asked by Aria
3. 1,690 views
Should colonel be capitalized in this sentence?My Uncle Charles is a colonel in the US Army. Should sergeant be capitalized in
1. 1 answer
2. asked by Kelley
3. 1,640 views
The SAT scores of a certain population of students are approximately normally distributed with a mean and standard deviation of
1. 2 answers
2. asked by Nakia Speaks
3. 1,538 views
SIMPLIFY.4 TO THE 4TH POWER TIMES 4 TO THE 2ND POWER.
1. 2 answers
2. asked by amber
3. 1,418 views
#1. Who was the African American who called the war with Mexico "disgraceful" and "cruel"?a) Santa Ana b) Frederick Douglass
1. 17 answers
2. asked by Mindy
3. 1,416 views
an airplane is flying a compass of 340 degrees at 325 mph. A wind is blowing with the bearing 300 degrees at 30 mph. Find the
1. 2 answers
2. asked by Maddie
3. 1,394 views
What is the volume of a sphere with a radius of 7 cm rounded to the nearest cubic centimetera) 4,310 cm b) 1,437 cm c) 615 cm d)
1. 2 answers
2. asked by Jazmine
3. 1,321 views
the edge of one cube is 2 cm shorter than the edge of a second cube. The volumes of the two cubes differ by 386cm^3. Find the
1. 1 answer
2. asked by rosa
3. 1,309 views
A force of 10.0 newtons acts at an angle 20.0 degrees from vertical. What are the horizontal and vertical components of the
1. 2 answers
2. asked by liseath
3. 1,295 views
True Value received an invoice dated 4/28/12. The invoice had a $5,700 balance that included $600 freight. Terms were 5/10,
1. 1 answer
2. asked by Mandy
3. 1,289 views
Based on the financial statements for Jackson Enterprises (income statement, statement of owner's equity, and balance sheet)
1. 2 answers
2. asked by amber
3. 1,267 views
Forensic scientists use the lengths of certain bones to calculate the height of person. A bone often used is the tibia (t), the
1. 1 answer
2. asked by Silvio
3. 1,238 views
A lattice point is a point with integer coordinates. How many lattice points (x,y) with -100 less than or equal to x less than
1. 0 answers
2. asked by John
3. 1,225 views
1. Which of these statements is TRUE?A.The nucleus gives the cell its shape. B. Chloroplasts make food for animal cells. C.
1. 2 answers
2. asked by Hayden
3. 1,207 views
1.) Solve for x. 2x(x - 12) = -402.) Solve for x. 3x2 + 2x = 12 - 7x 3.) Simplify the expression. 8sqrt[-63] 4.) Find the
1. 5 answers
2. asked by Chloe
3. 1,168 views
Find the sum of all possible values of the constant k such that the graph of the parametric equations x=2+4cos(s) and
1. 1 answer
2. asked by John
3. 1,107 views
what is the sentence pattern for the following-There is good reason to be thankful.
1. 1 answer
2. asked by ah
3. 1,093 views
A scientist is trying to determine the identity of an element. It is highly reactive in water and forms an ionic bond with
1. 8 answers
2. asked by Anonymous
3. 1,091 views
Let X be a binomial random variable with n = 100 and p = 0.2. Find approximations to these probabilities. (Round your answers to
1. 1 answer
2. asked by Aria
3. 1,073 views
what is the height of a solid with a volume of 120 m unit cubed and base area of 30 m squared?
1. 3 answers
2. asked by Anonymus
3. 1,060 views
Identify the underline potions following sentence The children built a sand castle that is underline while their father read the
1. 3 answers
2. asked by snow
3. 1,055 views
We haven't(any,no) more packages to wrap.I think any Wasn't there(anyone,no one) at home? I think anyone My dag has never harmed
1. 1 answer
2. asked by Anonymous
3. 1,052 views
#1. Who was the backwoodsman who lost his life at the Alamo?a.) Sam Houston b.) Davy Crockett ****** c.) John Tyler d.) Stephen
1. 5 answers
2. asked by Mindy
3. 1,007 views
A bus leaves a station at 8:00 am and averages 30 mi/h. Another bus leaves the same station following the same route two hours
1. 3 answers
2. asked by Anonymous
3. 1,005 views
q = f(p) = 10300e^−0.34pa) Find the number of products sold when the price of the product is $5. (Round your answer to the
1. 2 answers
2. asked by Sam
3. 971 views
A planet has a mass of 6.15 × 1023 kg and a radius of 3.25 × 106 m. (a) What is the acceleration due to gravity on this
1. 1 answer
2. asked by Elle
3. 967 views
I haven't done(anything,nothing) to offend Greg.I think anything We don't have (any,no)match for the opposing team. I think any
1. 1 answer
2. asked by Anonymous
3. 961 views
At noon, ship A is 50 nautical miles due west of ship B. Ship A is sailing west at 18 knots and ship B is sailing north at 23
1. 3 answers
2. asked by ALI
3. 947 views
Ms.Smith is making costumes for the school play. Each costume requires 0.75 yard of fabric. How many costumes can Ms Smith make?
1. 3 answers
2. asked by Regan
3. 923 views
A light inextensible string, which passes over a fixed smooth peg A, isfastened at one end to a small ring R of mass 0.1kg and
1. 0 answers
2. asked by Abdel moniem
3. 914 views
A lawn company advertise that they can spread 7,500 square feet seed in 2.5 hours. Find the number of square feet of grass seed
1. 1 answer
2. asked by Regan
3. 887 views
Use f(x)= 1/(square root(x)+1) to answer the following;-- Use the difference quotient f'(x)=lim z->x (f(x)-f(z))/ (x-z) to find
1. 1 answer
2. asked by Mello
3. 887 views
Urea (NH2)2CO is prepared by reacting ammonia with carbon dioxide. The byproduct is water.637.2g of ammonia are reacted with
1. 1 answer
2. asked by Keni
3. 875 views
What is true about the element francium (Fr, atomic number 87)? Choose all that apply.A) It has seven valence electrons. B) It
1. 3 answers
2. asked by Anonymous
3. 861 views
Consider the following equation:TiCl4(g) + 2Mg(l) → Ti(s) + 2MgCl2(l) 3.54×107g of TiCl4(g) are reacted completely. If
1. 1 answer
2. asked by Nyla
3. 860 views
1.) Solve for x. 2x(x - 12) = -402.) Solve for x. 3x2 + 2x = 12 - 7x 3.) Simplify the expression. 8sqrt[-63] 4.) Find the
1. 1 answer
2. asked by Chloe
3. 860 views
A long distance runner starts at the beginning of a trail and runs at a rate of 5 miles per hour. One hour later, a cyclist
1. 2 answers
2. asked by brandy
3. 855 views
When calculating a confidence interval for the difference between two means, what information are one gaining?
1. 1 answer
2. asked by jamie
3. 837 views
A cell was constructed with two lead electrodes. The electrolyte compartment is 1 M Pb(NO3)2 (aq). In the other compartment, NaI
1. 0 answers
2. asked by Anonymous
3. 837 views
So in physics lab we did an experiment with a cart with two different masses on a air track (practically eliminating kinetic
1. 4 answers
2. asked by Michelle
3. 829 views
A spiral spring of nature 20cm,has a scale pan hanging freely in its lower end. When an object of mass 40g is placed in the
1. 2 answers
2. asked by ogboyeb
3. 818 views
A stone is projected vertically upward with a speed of 30m/s from the top of a tower of height 50m neglecting air resistance.
1. 1 answer
2. asked by ogboye
3. 815 views
In Ernest Hemingway An author's attitude toward a piece of work? Answers are,tone, voice, style thanks
1. 1 answer
2. asked by snow
3. 808 views
A shirt originally cost $54.04, but it is on sale for $43.23. What is the percentage decrease of the price of the shirt? If
1. 1 answer
2. asked by Anonymous person
3. 806 views
An airplane takes off from an airport and takes 6.5 hours to fly west (against the wind current) 2600 miles. The return trip
1. 1 answer
2. asked by McKenzie
3. 797 views
Help me to write an acrostic about motion.
1. 3 answers
2. asked by Lisa
3. 789 views
Help!!I need to understand how to estimate the sum or difference for fractions..2 and 2 thirds plus 3 fourths,1 and 7 eighths
1. 3 answers
2. asked by malaysia
3. 786 views
a 5% acid solution is mixed with a 9% acid solution. How many ounces of each solution are needed to obtain 40 ounces of a 6%
1. 1 answer
2. asked by lola
3. 783 views
The new highway will be a total of 54 mils long. Will the highway be finished in 8 months?
1. 5 answers
2. asked by Dawn
3. 780 views
A ship is travelling due east at 10 m/s. What must be the speed of a second ship heading 30 degrees east of north if it is
1. 1 answer
2. asked by Neal
3. 761 views
The altitude of a triangle is increasing at a rate of 2500 centimeters/minute while the area of the triangle is increasing at a
1. 1 answer
2. asked by ALI
3. 752 views
Hiya! I have a function here:y = x^2 - 4x - 32 I have some questions about it. 1. I think this parabola opens up. Am I correct?
1. 2 answers
2. asked by Student
3. 730 views
Use roster notation to create and write two proper subsets of your original set.3. Do the following and write your answers in
1. 1 answer
2. asked by Heather
3. 716 views
Let G be the graph of the parametric equations x=cos(4t)and y=sin(6t). What is the length of the smallest interval I such that
1. 1 answer
2. asked by John
3. 708 views
Censorship of information before it is published called answers are, shield laws, sequester, prior restraint, thank you
1. 2 answers
2. asked by snow
3. 705 views
A 1.2-kg blob of putty moving at 4.0m/s slams into a 1.2-kg blob of putty at rest. Calculate the speed of the two stuck-together
1. 1 answer
2. asked by Kassie K.
3. 703 views
When calculating a confidence interval for the difference between two means, what information are you gaining?The means are from
1. 1 answer
2. asked by Jamie
3. 702 views
What are some relativistic beliefs that you have or that you find in society? What are those ethical beliefs and how do people
1. 2 answers
2. asked by lo
3. 689 views
Find the asymptote, interval of monotonicity, critical points, the local extreme points, intervals of concavity and inflection
1. 2 answers
2. asked by Ayk
3. 677 views
Total revenue is the total amount of money taken in by a business. An appliance firm determines that when it sells X washing
1. 3 answers
2. asked by Student5
3. 675 views
Can we add 23 and 40 without regrouping?What is regrouping
1. 1 answer
2. asked by Maneh
3. 673 views
Gravel is being dumped from a conveyor belt at a rate of 30 cubic feet per minute. It forms a pile in the shape of a right
1. 1 answer
2. asked by ALI
3. 669 views
Which of the following results from having a nation having conflicting economic goals? A. the nationalizing of some industries
1. 1 answer
2. asked by Amy
3. 664 views
Read this sentence from "Kids in Action: Dalie Jimenez.""She decided to lobby to restore funding.” In which of the following
1. 1 answer
2. asked by Annabelle Snider
3. 664 views
I'm driving along at a constant speed in my 3 meter long car when I notice that I am accidentally driving through a red light.
1. 1 answer
2. asked by yogesh
3. 655 views
what do we mean when we say that atoms bond?What particles in an atom are responsible for bonding? Table sugar or sucrose is a
1. 2 answers
2. asked by Anonymous
3. 649 views
Assume it is known that the probability of birth is equal in all months. What is the probabilitythat in the STAT class of 120
1. 2 answers
2. asked by Lee
3. 643 views
Here are some quotes in Pride and Prejudice, can you help me to analyze it, remember to write it in your own words, I'm not good
1. 1 answer
2. asked by Tommy
3. 639 views
The question says "Review what you learned about Stonehenge and the cave paintings that were found in Spain by the two boys.
1. 4 answers
2. asked by Kylee
3. 638 views
Where should the comma be placed in this sentence. The chameleons turning from tan to green became invisible,answers are. After
1. 1 answer
2. asked by snow
3. 637 views
2. A sample of an ideal gas underwent an expansion against a constant external pressure of 1.0 bar from 1.0 m3, 20.0 bar, and
1. 1 answer
2. asked by dhaval
3. 633 views
why did most scientists reject wegener's theory?
1. 0 answers
2. asked by esha
3. 629 views
how to write acrostic about motionpls help.
1. 1 answer
2. asked by Michael
3. 627 views

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