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2010
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Questions Asked on July 22, 2010

A surveyor in an airplane observes that the angle of depression to two points on the opposite shores of a lake are 32 and 45
1. 10 answers
2. asked by Kitkat
3. 11,862 views
Below are the formulas of some hydrates. what is the mole ratio of salt to water?Hydrate Na2SO4.10H2O Co(NO3)2.6H2O
1. 4 answers
2. asked by Rose
3. 3,797 views
Discuss the spontaneity of an electrochemical reaction in terms of its standard emf (E¨¬cell)
1. 3 answers
2. asked by Jin
3. 2,376 views
How many different rectangles can you draw that have a perimeter of 48cm? whole numbers only.
1. 4 answers
2. asked by Julie
3. 2,213 views
A student worked with a sample of ZnSO4.7H2O, what is the stoichiometric ratio of salt to water?
1. 1 answer
2. asked by Rose
3. 2,157 views
a sailor out in a lake sees two likght houses 11km apart along the shore and gets bearings of 285degrees from his present
1. 1 answer
2. asked by Sonia
3. 2,137 views
If you toss 4 coins, what is the probability of getting exactly 1 head and 3 tails?1/16 1/4 3/8 1/2
1. 2 answers
2. asked by David
3. 2,112 views
What is the oxidation number of PO4 in the compound Ca3(PO4)2? how do you get it?
1. 2 answers
2. asked by Noel
3. 2,061 views
"A wave travels from one medium to another, and the wavelength decreases. What happens to the velocity and the frequency?"I know
1. 1 answer
2. asked by Stuck
3. 1,754 views
Can anyone find me the real title of this poem by Rabindranath Tagore?"Thou tanglest my heart in a hundred nooses of love, What
1. 5 answers
2. asked by klarmaesen
3. 1,709 views
A 2.9 kg body is at rest on a frictionless horizontal air track when a horizontal force F acting in the positive direction of an
1. 1 answer
2. asked by Dave
3. 1,690 views
What is the name of the following compounds;Hg2(BrO2)2 Au(OCN)3 AuSCN Ni3(AsO4)2 Thank you
1. 1 answer
2. asked by Ana
3. 1,560 views
Write an algebraic expression that is equivalent to the expression (Sketch right triangle)sec[arcsin(x-1)]
1. 1 answer
2. asked by LaTidra
3. 1,526 views
1. The delta Hf of an element in its standard state is defined to bea) 0 kJ/mol b) 10 kJ/mol c) -10 kJ/mol d) greater than 0
1. 1 answer
2. asked by Bobby
3. 1,512 views
What solid is formed upon addition of silver nitrate to a solution of cobalt chloride?
1. 1 answer
2. asked by Kathleen
3. 1,441 views
A number cube, numbered 1 through 6, is rolled once. What is the probability of rolling an even number that is not prime?1/6 1/3
1. 3 answers
2. asked by Ross
3. 1,268 views
Figure 7-47 shows a cold package of hot dogs sliding rightward across a frictionless floor through a distance d = 21.5 cm while
1. 0 answers
2. asked by Carla
3. 1,150 views
Click on the box in front of your selected answer. There is only one correct response per question.Week 5 Quiz Name: Click on
1. 17 answers
2. asked by tony
3. 1,137 views
do you know any website that can help me with all this 1.Language Arts, Writing, in two parts.•Part 1: Organization, Sentence
1. 3 answers
2. asked by monica
3. 1,131 views
there are 7 boys and 6 girls willing to serve on a committee. how many 7-member committees are possible if a committee is to
1. 3 answers
2. asked by anonymous
3. 1,059 views
A machine carries a 3.0 kg package from an initial position of di = (0.50 m) + (0.75 m) + (0.20 m) at t = 0 to a final position
1. 1 answer
2. asked by Gina
3. 1,020 views
how does performance management relate to customer outcomes?
1. 2 answers
2. asked by cortez
3. 1,012 views
Identify the base in the following application: The sales tax rate is 8%. If you pay a tax of $2.50 on an item, what is the
1. 2 answers
2. asked by barb
3. 1,000 views
: Characteristics of At-Risk Students• Resources: The Online Library and Ch. 4 of Introduction to Teaching • Read p. 134 of
1. 3 answers
2. asked by slickchic
3. 966 views
mole ratio of Na2SO4.10H2O
1. 1 answer
2. asked by Rose
3. 958 views
Industry 1980 1997Agriculture 290 727 Mining 994 586 Construction 4,473 5,513 Manufacturing 21,165 18,633 Transportation 4,623
1. 0 answers
2. asked by sue
3. 917 views
How did President Kennedy respond to the news that the Viet Cong were winning their war against the non-communist government of
1. 1 answer
2. asked by jenny
3. 872 views
All of the following statements about Brazil's economy are true except:(A) Because of the development of gasohol, Brazil no
1. 1 answer
2. asked by Priya
3. 858 views
An iceboat is at rest on a frictionless frozen lake when a sudden wind exerts a constant force of 220 N, toward east, on the
1. 0 answers
2. asked by Eliza
3. 794 views
What is the average velocity between 0.6 h and 1 h?A. + 0.4 km/h B. + 1.25 km/h C. + 1.66 km/h D. + 2.5 km/h This questions is
1. 1 answer
2. asked by Anonymous
3. 760 views
An object has an acceleration of 0 m/s squared. Does this mean that the object must be stationary. Explain.Stationary means that
1. 1 answer
2. asked by Anonymous
3. 759 views
Find one quantitative and one qualitative data set from a reliable source and determine the best way to present that data
1. 1 answer
2. asked by sue
3. 757 views
This is a balancing eqn Im finding rather tricky:___Fe(NH4)2(SO4)2 6H2O + ___ H2C2O4 + ___K2C2O4 + ___ H2O2 ---> ___K5Fe1(C2O2)2
1. 3 answers
2. asked by Tokey
3. 746 views
An odometer in a car has a reading of 50 km at the beginning of a trip and a reading of 125 km half an hour later. What is the
1. 1 answer
2. asked by Anonymous
3. 740 views
Geophysicist have estimated that the temperature at the center of the earth’s core is 5000⁰C (or more), while the
1. 1 answer
2. asked by Paul
3. 693 views
Which of the following statements is NOT true in regard to Brazil's interior plateau?(A) It experiences periods of drought. (B)
1. 1 answer
2. asked by Priya
3. 692 views
If your sample contained a volatitle impurity, what value would be in error, the weight of the anhydrous salt or the weight of
1. 1 answer
2. asked by Ana
3. 684 views
My physics questions are not on graphs, this is just a practise quiz I'm doing. All the questions I've done so far were not
1. 4 answers
2. asked by Anonymous
3. 683 views
mole ratio of (CaSO4)2.H2O
1. 1 answer
2. asked by Rose
3. 681 views
A rocket is fired vertically from the ground with a resultant vertical acceleration of 10ms^-2. The fuel is finished in 1 minute
1. 3 answers
2. asked by Akashdeep Singh
3. 673 views
A piece of metal weighing 26g is immersed in a quantity of water in a graduated cylinder. The initial volume of the water was
1. 2 answers
2. asked by Noel
3. 667 views
A machine carries a 4.5 kg package from an initial position of di = (0.50 m) + (0.75 m) + (0.20 m) at t = 0 to a final position
1. 1 answer
2. asked by Ben
3. 664 views
find the sample variance s2 for the following sample data. Round to the nearest hundredx: 23 17 12 35 29
1. 1 answer
2. asked by Anonymous
3. 659 views
I have to design a procedure which will allow me to calculate the applied force(thrust) of a stomp rocket. We are allowed to use
1. 1 answer
2. asked by Mackenzie
3. 619 views
marcia has $220,000 saved for her retirement. How long will it take for the investment to double in value if it earns 6%
1. 3 answers
2. asked by anonymous
3. 599 views
Write formulas for the following compounds containing complex anions.rubidium hyponitrite magnesium bromite
1. 1 answer
2. asked by Ana
3. 595 views
what are some factors that may cause a percent yield to be greater than 100% ? what are some that may cause it to be less?
1. 1 answer
2. asked by Anonymous
3. 587 views
Identify the "Base" in the following application: The sales tax rate is 8&. If you pay a tax of $2.50 on a purchased item, What
1. 1 answer
2. asked by barb
3. 587 views
Even if you have no idea what on earth any of this stuff is but have a vast knowledge in complex number system you might be able
1. 1 answer
2. asked by Kate
3. 583 views
Choose two advertisements—either from television or a magazine—that draw your attention because they use semantic argument.
1. 3 answers
2. asked by terri
3. 577 views
Write five sentences about the role of education in successful financial planning, in which you correctly use a different verb
1. 1 answer
2. asked by Kim
3. 575 views
7. A bag contains 2 red cubes, 3 blue cubes, and 5 green cubes. If a cube is removed and replaced in the bag and another is
1. 2 answers
2. asked by Ross
3. 572 views
(a) At a certain instant, a particle-like object is acted on by a force F = (3.0 N) - (1.0 N) + (8.0 N) while the object's
1. 0 answers
2. asked by Frankie
3. 566 views
Calculate the z score for an SAT Verbal score of 510, mean of 500, and standard deviation of 100.
1. 1 answer
2. asked by Beverly
3. 558 views
I have to design a procedure which allows me to calculate the applied rocket thrust force of a stomp rocket. The only materials
1. 1 answer
2. asked by Mackenzie
3. 555 views
The heating value of a Gas is 39MJm-3a) If 4.5m-3 of the gas is burned how much energy is released? b) If the gas is burned in 5
1. 3 answers
2. asked by kirsten
3. 554 views
it is known that 5% of all parts manufactured at Plant F are defective. If 30 part are randomly selected what is the probability
1. 3 answers
2. asked by alexis
3. 554 views
Two rectangles have the same width. The length of one is 2 feet longer than the width. The length of the other is 4 feet longer
1. 1 answer
2. asked by Tia
3. 553 views
mole ratio of CaSO4.2H2O
1. 1 answer
2. asked by Rose
3. 541 views
How many grams of Al2(SO4)3 are there in 600 ml of (1.50)M solution
1. 1 answer
2. asked by Anonymous
3. 538 views
The main landforms of Mexico are the Sierra Madres and the(a) central plateau. (b) isthmus of Panama. (c) Amazon Basin. (d)
1. 1 answer
2. asked by Priya
3. 532 views
maria bicycles 8 km/h faster than carlos. in the same time it takes carlos to bicycle 48 km, elena can bicycle 72 km. how fast
1. 4 answers
2. asked by marie
3. 530 views
If anyone can please help me solve this math problem! PLEASE!!Here is the link: img63.imageshack.us/img63/9355/img0002gp.jpg
1. 0 answers
2. asked by Paul
3. 523 views
why does arthur first pull the sword from the stone
1. 1 answer
2. asked by blah
3. 517 views
The volume of a cone is three hundred cubic kilometers. If the radius of the base is 9 kilometers, what is the height of the
1. 2 answers
2. asked by matt
3. 514 views
Find the equlibrium point for each pair demand and supply function.Demand:q = 8800-30x; supply:q = 7000+ 15x
1. 0 answers
2. asked by Blake
3. 511 views
maria bicycles 8 km/h faster than carlos. in the same time it takes carlos to bicycle 48 km maria can bicycle 72 km. how fast
1. 2 answers
2. asked by marie
3. 510 views
Find the perimeter and area of a right triangle if one leg measures 24ft and the other leg measures 70ft. Shoe step by step
1. 2 answers
2. asked by lonnese
3. 500 views
Bayside Insurance offers two health plans. Under plan A, giselle would have to pay the first $130.00 of her medical bills, plus
1. 1 answer
2. asked by Michelle
3. 498 views
A wheel of mass 0.52kg and radius 46cm is spinning with an angular velocity of 23rad/s. You exert a force F on the wheel, the
1. 0 answers
2. asked by meldoy
3. 494 views
How many calories of heat are needed to raise 10 g water from 20 to 21 degree celcius
1. 1 answer
2. asked by Megan
3. 487 views
What is the basic principle that can be used to simplify a polynomial?
1. 2 answers
2. asked by Henrietta
3. 486 views
Corrine has 3 quarters, 7 dimes, 6 nickels, and 4 pennies in her pocket. If one coin falls out, what is the probability that it
1. 2 answers
2. asked by David
3. 477 views
If f is a real valued funtion of a real variable defined by:x^2 - 3x + 2 x-> ------------ x^2 +3x + 2 using the maximal domain
1. 0 answers
2. asked by ramdrop
3. 471 views
If a student had a z score of 2.5 for IQ, whar is his actual IQ? The IQ mean is 100, and standard deviation is 15.
1. 1 answer
2. asked by Beverly
3. 467 views
How does one determine if a polynomial is the difference of two squares?
1. 1 answer
2. asked by Lynn
3. 461 views
What is the difference between Gauss Jordan method and the Echelon method
1. 0 answers
2. asked by Holly
3. 458 views
what are the examples of suspension
1. 2 answers
2. asked by juliet
3. 453 views
what are the different postural disorders?
1. 1 answer
2. asked by uriel
3. 453 views
46. Perform the indicated operation.-21-(-9) divided by -21-(-21)
1. 1 answer
2. asked by barb
3. 452 views
Apartheid in Africa was dismantled in a relatively speaking peaceful way. What other ethnic conflicts do you know about that
1. 1 answer
2. asked by Sue Ann
3. 451 views
• Best Practices has the following caveats:• • Use a bar chart to show the frequencies of a categorical variable. • •
1. 0 answers
2. asked by sue
3. 441 views
Cos^2(theta)-3csc(theta)+2 divided by csc(theta)-1
1. 4 answers
2. asked by Kitkat
3. 439 views
A manager has portioned the company’s sales into six districts: North, East, South, Midwest, West and International. What
1. 0 answers
2. asked by sue
3. 438 views
evaluate[-24]-[-22]the brackets are supposed to be "bars". Is this the same as saying 24-22? do the bars mean the "absolute
1. 1 answer
2. asked by barb
3. 438 views
Calculate the z score for an ACT score of 12, a mean of 20, and the standard deviation is 5.
1. 1 answer
2. asked by Beverly
3. 434 views
i have no clue how to convert quadratics to standard form can you help me with this problem?x^2-4x-38=-8
1. 1 answer
2. asked by sybrina
3. 431 views
The sum of the first X consecutive even numbers is 930. Find X.
1. 1 answer
2. asked by William
3. 420 views
does champva provide adequate level of health insurance for participants
1. 1 answer
2. asked by stephanie
3. 409 views
what does it means to have high levels of lead in your blood
1. 1 answer
2. asked by monica
3. 396 views
find the domain of f(x)=5/¡Ì(x2-4)and also range
1. 0 answers
2. asked by ong
3. 394 views
Prove that 20^22 - 17^22 + 4^33 - 1 is divisible by 174.
1. 1 answer
2. asked by cosca
3. 391 views
The square root of 21 is between what two whole numbers?I got 4 and 5 , is this correct?
1. 1 answer
2. asked by barb
3. 385 views
(6-4x-x^2)^2
1. 4 answers
2. asked by Math
3. 384 views
find the domain of f(x)=5/¡Ì(x2-4)
1. 0 answers
2. asked by ong
3. 383 views
I am very confused with rounding off numbers. How do you know how many zeroes shall you put when you retain?
1. 3 answers
2. asked by Alyssa
3. 377 views
Factor: X⁸ + 2x©ùy©ù + 9y⁸
1. 1 answer
2. asked by Ella
3. 376 views
you are a manager in large global manufacturing and services organizationI I need help
1. 1 answer
2. asked by Teresa
3. 365 views
Prove that if p, q, r and s are odd integers, then the equation x^10 + px^9 - qx^7 + rx^4 - s = 0 has no integer roots.
1. 0 answers
2. asked by cosca
3. 361 views
solve 9x-27-6x+6=20x-28x+?
1. 1 answer
2. asked by Laura
3. 358 views

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