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Questions Asked on June 24, 2013

Barium carbonate and nitric acid reacts in a double displacement reaction. One of products also dissociates and evolves carbon
1. 2 answers
2. asked by Holly
3. 3,978 views
I need help with this I keep putting the numbers in wrong on the formula ! PLEASE HELPPrice of article = $315.50 Down payment =
1. 2 answers
2. asked by sarah
3. 2,957 views
6) The annual precipitation amounts in a certain mountain range are normally distributed with a mean of 88 inches, and a
1. 2 answers
2. asked by Anonymous
3. 2,819 views
A curve of radius 59.9 m is banked so that a car of mass 1.4 Mg traveling with uniform speed 50 km/hr can round the curve
1. 1 answer
2. asked by MM
3. 2,372 views
I got an A+,- Congratulations! I'm so happy for you. (What is the meaning of 'for' in the last sentence? What is the similar
1. 3 answers
2. asked by rfvv
3. 2,243 views
The weight of adults in a certain city has amean of 130 ibs, with standard deviation of 41 ibs .asample of 25 adults living in
1. 12 answers
2. asked by Eshete baye
3. 1,960 views
Draw the product of the hydration of 2-butene.
1. 1 answer
2. asked by Anthony
3. 1,905 views
A brick wall measuring 3 ft by 11 ft is to be built. The brick measures 4in by 6 in. How many bricks will it take to complete
1. 1 answer
2. asked by iris
3. 1,839 views
a car of mass 2000kg has a driving force of 4500N and experiences an air resistance of 1500N, What is the car's acceleration??
1. 1 answer
2. asked by ashley
3. 1,616 views
What will be the final volume of a 425 mL sample of gas initially at 22 degrees C and 1 atm pressure when the temperature is
1. 1 answer
2. asked by mark
3. 1,554 views
Your service contract for washer repair maintenance is offered at $48 per year. If a customer wants to pay it off in equal
1. 5 answers
2. asked by sarah
3. 1,443 views
how do I find a 4th degree polynomial that has zeros; i,3i with f(-1)=60I know the conjucants are -i and -3i (x-i)(x-3i)
1. 1 answer
2. asked by Julie
3. 1,409 views
A mass accelerate uniformly when the resultant force acting on it is what?
1. 2 answers
2. asked by Niyi
3. 1,389 views
3. Magnetic resonance imaging (MRI) is a process that produces internal body images using a strong magnetic field. Some patients
1. 1 answer
2. asked by david
3. 1,335 views
Draw the product of the hydration of 2-butene.
1. 0 answers
2. asked by Anthony
3. 1,324 views
Price of article = $315.50Down payment = $31.55 Monthly payment amount = $16.50 Duration of payments = 20 months True annual
1. 1 answer
2. asked by sarah
3. 1,322 views
solve the equationlog2(3x-2) - log2 (x-5)=4
1. 1 answer
2. asked by student
3. 1,304 views
The pucks used by the National Hockey League for ice hockey must weigh between 5.5 and 6.0 ounces. Suppose the weights of pucks
1. 1 answer
2. asked by david
3. 1,298 views
Which of the following is an example of an internal stakeholder of an organizations
1. 1 answer
2. asked by Anonymous
3. 1,269 views
Scientists are experimenting with a kind of gun that may eventually be used to fire payloads directly into orbit. In one test,
1. 2 answers
2. asked by BRAD
3. 1,252 views
2. Bender electronics buys keyboards for its computers from another company. The keyboards are received in shipments of 100
1. 1 answer
2. asked by david
3. 1,244 views
What is the factor of safety for a steel hanger having an ultimate strength of 70000N per cm^2 and supporting a load of 87500N.
1. 3 answers
2. asked by Danny
3. 1,217 views
How much heat (in Joules) is gained by the water when a chemical reaction takes place in 100.0 ml aqueous solution, has a
1. 1 answer
2. asked by Ashley
3. 1,216 views
A tennis player hits the ball horizontally with a speed of 30m/s at 1.5m above the ground.How far away will it land if the ball
1. 1 answer
2. asked by Yoyo
3. 1,189 views
Find the 98% confidence interval for estimating ìd based on these paired data and assuming normality. (Give your answers
1. 0 answers
2. asked by tracy10
3. 1,162 views
A 10% acid solution is to be mixed with a 50% solution to get 200 liters of a 20% solution. How many liters of each solution
1. 2 answers
2. asked by Monica
3. 1,134 views
How many ordered positive integer triples (x,y,z), such that 1 ≤ x,y,z ≤ 25, are there to √x+√y=√z?
1. 1 answer
2. asked by anonymous
3. 1,102 views
A circle of radius 1 is drawn in the plane. Four non-overlapping circles each of radius 1, are drawn (externally) tangential to
1. 0 answers
2. asked by Dan
3. 1,099 views
Your service contract for washer repair maintenance is offered at $48 per year. If a customer wants to pay it off in equal
1. 0 answers
2. asked by sarah
3. 1,060 views
Children's tickets to a movie cost $7. Adult tickets cost $12. If 275 tickets were sold for a total of $2490.00, how many of
1. 4 answers
2. asked by Monica
3. 995 views
Page 1 of 24. Despite all efforts by the quality control department, the fabric made at Benton Corporation always contains a few
1. 0 answers
2. asked by david
3. 979 views
Find the centriod of the boundEd by the curvez y=x^2 and y=2x+3
1. 2 answers
2. asked by James
3. 953 views
Kiddie Kites buys Japanese kite kits with a list price of $6,500. If the supplier offers trade discounts of 30/15/15, find the
1. 0 answers
2. asked by Tee
3. 952 views
7. Fortune magazine reported that SkyWest, an independent regional airline, negotiated a financial arrangement with Delta and
1. 0 answers
2. asked by AAAAA
3. 939 views
An object whose mass is unknown is held by two rigid rods. The whole system is at rest. The angle between the vertical direction
1. 0 answers
2. asked by Brittany
3. 934 views
From your perspective, how does the material in your textbook on the topics of self-presentation and social perception relate to
1. 2 answers
2. asked by jamya
3. 925 views
A merchant has coffee worth 3dollars a pound that she wishes to mix with 3 pounds of coffee worth 9dollars a pound to get a
1. 1 answer
2. asked by Anonymous
3. 919 views
A rocket of mass 4.36 × 105 kg is in flight near earth's surface. Its thrust is directed at an angle of 58.9° above the
1. 1 answer
2. asked by sam
3. 883 views
Walnuts sell for $10 per pound and pecans for $18 per pound. How much of each type of nut would produce 40 pounds of a mix that
1. 9 answers
2. asked by Monica
3. 858 views
Find the 95% confidence interval for the difference between two means based on this information about two samples. Assume
1. 4 answers
2. asked by tracy10
3. 844 views
The bond between protons and neutrons inside the atomic nucleus is formed by the strong interaction. In classical terms, we can
1. 4 answers
2. asked by Antony
3. 793 views
A tennis player hits the ball horizontally with a speed of 30m/s at 1.5m above the ground.How far away will it land if the ball
1. 1 answer
2. asked by Yoyo
3. 769 views
In a minimum of 300 words, discuss at least five selection criteria you would use to “weed” the sites, explaining why you
1. 1 answer
2. asked by valentina
3. 768 views
What is the change in enthalpy when 4.00 mol of sulfer trixoide decomposes to sulfer dioxide and oxygen gas?2SO2 + O2 ---> 2SO3
1. 1 answer
2. asked by Jessica
3. 767 views
6. An article in The Wall Street Journal reported that large hotel chains, such as Marriott, are tending to reduce the number of
1. 0 answers
2. asked by AAAAA
3. 748 views
A hole 3cm in diameter is to be punched out of a steel plate 8cm thick. The shear stress of the material is 670GPa. What load is
1. 1 answer
2. asked by Danny
3. 737 views
Calculate the total dollar amount paid for a house purchased for $200,000. The buyer paid $50,000 as down payment and the
1. 0 answers
2. asked by John
3. 721 views
6. According to the records of Enersource, an electric company serving the Mississauga area, the mean electricity consumption
1. 2 answers
2. asked by david
3. 719 views
my number has 7 tens and 6 ones. my hundreds digit is the highest of all digits. what is my number?
1. 1 answer
2. asked by khassy
3. 717 views
There are 100 runners, each given a distinct bib labeled 1 to 100. What is the most number of runners that we could arrange in a
1. 2 answers
2. asked by Dan
3. 711 views
Find the area shared by the cardioids r=6(1+cos(theta)) and r=6(1-cos(theta))
1. 1 answer
2. asked by Cole
3. 704 views
A satellite moves in a circular orbit around the Earth at a speed of 5 km/s.Determine the satellite’s altitude above the
1. 1 answer
2. asked by Wolves
3. 703 views
A circle of radius 1 is drawn in the plane. Four non-overlapping circles each of radius 1, are drawn (externally) tangential to
1. 1 answer
2. asked by stranger
3. 698 views
Can someone please help me on these I have look at the examples and done just what they did, but I still get it wrong and I only
1. 1 answer
2. asked by tracy12
3. 693 views
The difference between two numbers is 36. The sum of these two numbers is 62. Find the numbers.
1. 3 answers
2. asked by Monica
3. 689 views
The computer-science aptitude score, x, and the achievement score, y (measured by a comprehensive final), were measured for 10
1. 10 answers
2. asked by tracy12
3. 685 views
The motion of a spring that is subject to dampening (such as a car's shock absorber)is often modeled by the product of an
1. 1 answer
2. asked by Emma
3. 667 views
How many grams do 4.30 x 1021 molecules of UF6 weigh? Report the answer in correct number of significant figures and units.
1. 1 answer
2. asked by hw
3. 660 views
The time spent (in days) waiting for a heart transplant in two states for patients with type A+ blood can be approximated by a
1. 0 answers
2. asked by MOE
3. 653 views
At a certain time of day, a 5 foot 10 inch woman cast a 3 foot 3 inch shadow. How tall is a nearby tree that casts a 13 foot 8
1. 1 answer
2. asked by sierr
3. 646 views
A 46kg sample of water absorbs 4.00×102kJ of heat. If the water was initially at 29.7 ∘ C , what is its final temperature?
1. 1 answer
2. asked by Nehemie
3. 632 views
A(n) 86.6 kg person throws a(n) 0.06 kg snow- ball forward with a ground speed of 42.3 m/s. A second person, of mass 41.5 kg,
1. 2 answers
2. asked by redwolf
3. 631 views
A weather balloon carrynig a data measurement(DM) is rising quickly at a constant velocity, U. when its 60m above ground,
1. 1 answer
2. asked by Vanessa
3. 628 views
1. I got A on the math test.2. I won A on the math test. (Are both grammatical?)
1. 2 answers
2. asked by rfvv
3. 612 views
A small coin is inside a bowl. The bowl is a surface of revolution of the curve y=100x^4 m^-3. This coin slides around the
1. 2 answers
2. asked by Harry
3. 608 views
ABC is a triangle with AC=139 and BC=178. Points D and E are the midpoints of BC and ACrespectively. Given that AD and BE are
1. 2 answers
2. asked by stranger
3. 602 views
PLS HELP, BEEN STUCK FOREVER ON TWO QUESTIONS, THIS IS ONE :There are usually no costs for the first 3 years, but thereafter
1. 0 answers
2. asked by Aly
3. 596 views
Please check:1. What do you believe are essential qualities a leader must possess? - I believe the essential qualities a leader
1. 3 answers
2. asked by Celest
3. 592 views
Children's tickets to a movie cost $7.00. Adult tickets cost $12.00. If 1275 tickets were sold for a total of $2490.00, how many
1. 2 answers
2. asked by Monica
3. 587 views
Bulb A is 100 mL and contains Helium at 1 atm. Bulb B is 500 mL and contains Argon at 2 atm. The bulbs are connected together by
1. 2 answers
2. asked by Mark
3. 584 views
A uniform meterstick pivoted at its center has a 80.0g mass suspended at the 28.0cm position.At what position should a 80.0g
1. 1 answer
2. asked by Anonymous
3. 584 views
Suppose a student wants to be a millionaire in 40 years. If she has an account that pays 8% interest compounded monthly, how
1. 2 answers
2. asked by nikki
3. 577 views
What is the sum of all possible real values of x, such that there exists a real value y which satisfies the equation
1. 1 answer
2. asked by raja harishchandra
3. 574 views
There are 100 runners, each given a distinct bib labeled 1 to 100. What is the most number of runners that we could arrange in a
1. 1 answer
2. asked by Al
3. 559 views
Using the equipment below, explain how to prepare a .00052 HCL solution farom a regent bottle containing .13 HCL using only the
1. 1 answer
2. asked by Jack
3. 556 views
Can someone give me the formula to work this out, I am not sure.Find the value of t for the difference between two means based
1. 2 answers
2. asked by tracy10
3. 546 views
A 100-watt lamp glows brighter than a 25-watt lamp. What do you know about the resistances of these two lamps?
1. 2 answers
2. asked by Anonymous
3. 546 views
Could someone work a problem like this one, for an example.Complete the hypothesis test with alternative hypothesis ìd < 0
1. 5 answers
2. asked by tracy10
3. 544 views
If I initially have a gas at a pressure of 13.5 atm, a volume of 2300 mL, and a temperature of 200 K, and then I raise the
1. 0 answers
2. asked by hw
3. 542 views
A brick wall measuring 3 ft by 11 ft is to be built. The brick measures 4in by 6 in. How many bricks will it take to complete
1. 2 answers
2. asked by iris
3. 542 views
Let A=(0,0), B=(2,4), C=(17,4) and D=(15,0). Then ABCD is a parallelogram. A line through the point (0,−1) divides the
1. 3 answers
2. asked by anonymous
3. 540 views
You have seven balls labelled 1,2,…,7 and seven unlabelled, indistinguishable boxes. How many different ways can the balls be
1. 1 answer
2. asked by anonymous
3. 540 views
solve x^4-8x^3+64x-105=0 given that 2-i is one solution.must be tired cause my steps are not calculating correctly
1. 1 answer
2. asked by student
3. 538 views
High-speed stroboscopic photographs show that the head of a 208 g golf club is trav- eling at 27.9 m/s just before it strikes a
1. 1 answer
2. asked by redwolf
3. 534 views
What is the factory of safety of a steel hanger having an ultimate strength of 630.000MPa and supporting a load of 61000.000N.
1. 1 answer
2. asked by Danny
3. 528 views
A small coin is inside a bowl. The bowl is a surface of revolution of the curve y=100x^4 m^-3. This coin slides around the
1. 0 answers
2. asked by Nick
3. 528 views
A thin charged loop with a charge q>0 (uniformly distributed) and mass m is placed on a ramp which forms and angle α=45∘ with
1. 2 answers
2. asked by I love physics !
3. 524 views
One of the proposed mechanisms for the lift of an aircraft is the pressure difference that develops due to the aerodynamic shape
1. 3 answers
2. asked by Al
3. 520 views
1) Calculate the tension stress in a 21.00mm diameter rod subjected to a pull of 30.000kN.21mm =0.021m 30.000kN = 30000N A =
1. 1 answer
2. asked by Danny
3. 510 views
find the domain of the function1) f(x)= log2( 49-x^2) 2) f(x)=In [1/x+5]
1. 1 answer
2. asked by student
3. 495 views
I'm having trouble with this question:What do you think your strengths are as a leader? How may these strengths support your
1. 1 answer
2. asked by Celest
3. 495 views
Verbal skills and muscular coordination have been observed to improve in women when:A. estrogen levels are relatively high. B.
1. 1 answer
2. asked by Angela
3. 490 views
A tennis player hits the ball horizontally with a speed of 30m/s at 1.5m above the ground.How far away will it land if the ball
1. 1 answer
2. asked by Yoyo
3. 489 views
A tennis player hits the ball horizontally with a speed of 30m/s at 1.5m above the ground.How far away will it land if the ball
1. 1 answer
2. asked by Yoyo
3. 489 views
I have no idea totally lost haven't done any type of math in almost 30 yearsf(x)= x^4-x^3-7x^2+x+6 all the real roots are
1. 0 answers
2. asked by student
3. 486 views
the square root of 0.0256/25
1. 1 answer
2. asked by lucy
3. 485 views
Zipping files creates a new ________ on your hard disk
1. 2 answers
2. asked by melaine
3. 478 views
Skeletal muscle fibets are striated and each acts _of the neighboring muscle fibers
1. 0 answers
2. asked by nicole
3. 468 views
The sequence {an} satisfies a0=1,a1=213, and an=2an−1+an−2 for all n≥2. LetS=∑i=1 to infinity a[i-1]/(a[i]^2-a[i-1]^2)
1. 3 answers
2. asked by Nick
3. 466 views
1. Let x be the number of heads obtained in two tosses of a coin. The following table lists the probability distribution of x.x
1. 1 answer
2. asked by david
3. 460 views

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