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Questions Asked on November 25, 2012

Four circles of unit radius are drawn with centers (0,1), (-1,0), (0,1), and (0,-1). A circle with radius 2 is drawn with the
1. 10 answers
2. asked by SUPER HARD
3. 6,152 views
The third term of a geometric series is 24 and the fourth term is 36. Determine the sum of the first 10 terms. Express your
1. 1 answer
2. asked by HanuMath25/11
3. 5,337 views
Three people play a game of "nonconformity": They each choose rock, paper, or scissors. If two of the three people choose the
1. 10 answers
2. asked by PLEASE HELP
3. 4,415 views
A 0.4671g sample containing sodium bicarbonate was titirated with hcl requiring 40.72ml. The acid was standardized by titrating
1. 1 answer
2. asked by Fai
3. 4,171 views
Use the rated acute angle to state an equivalent expressionTan110 The answer is tan290. Why isn't it 70? Please explain
1. 20 answers
2. asked by Crystal
3. 3,989 views
A manufacturer decides to build a half-pipe with a parabolic cross section modelled by the relation y=0.2x^2-1.6x+4.2, where x
1. 2 answers
2. asked by Anonymous
3. 3,183 views
as she pick up her riders a bus driver traverses four successive displacements represented by the expression (-6.30 b)i-(4.00 b
1. 3 answers
2. asked by JOAN
3. 3,177 views
a 10 ml vinegar sample was completely neutralized by 22.5 0.2M NaOH solution . calculate the molarity and percent acetic acid in
1. 1 answer
2. asked by shannan
3. 3,087 views
When aqueous solutions of iron (III) sulfate (Fe2(SO4)3) and sodkum hydroxide were mixed, a precipitate formed. What is the
1. 2 answers
2. asked by Ama
3. 2,980 views
The sum & difference of two non-zero vectors Ä & B are equal in magnitude.what can you conclude about these vectors?why?
1. 7 answers
2. asked by Minte
3. 2,934 views
Two particles move along the x-axis. For 0≤t≤6, the position of particle P is p(t)=2cos(t*π/4), while the position of
1. 3 answers
2. asked by nico
3. 2,904 views
A 5.00g lead bullet is fired into a wooden fence post. The initial speed of the bullet is 250m/s, and when it comes to rest,
1. 1 answer
2. asked by noname
3. 2,873 views
How many moles of vanadium atoms, V, are needed to combine with 0.725 mol of O atoms to make vanadium pentoxide,V2O5?
1. 2 answers
2. asked by Dom
3. 2,760 views
what is the density of carbon tetrachloride vapor at 0.975 atm and 125 celsius
1. 1 answer
2. asked by Janett
3. 2,758 views
A stunt driver wants to make his car jump over eight cars parked side by side below a horizontal rampa)With what minimum speed
1. 3 answers
2. asked by juanita
3. 2,624 views
The number 108 is the LCM of 36 and 54. list the next multiple of 36 and 54. Explain your reasoning
1. 1 answer
2. asked by Kaz
3. 2,365 views
If the puck strikes the goalie's pads and stops in a distance of 4.14 cm, what average force is exerted on the pads? Answer in
1. 1 answer
2. asked by Alexandra
3. 2,277 views
Arrange the following oxides in order of increasing acidity: P2O5, As2O5, N2O5, SnO2, SeO3, and BaO. (Use the appropriate <, =,
1. 2 answers
2. asked by Samantha
3. 2,196 views
If isomers of an alkane have the same molecular formula, how do they differ?
1. 1 answer
2. asked by Boo Boo
3. 2,150 views
A ship is heading due north at 12km/h in a tide moving 5km/h westward. Determine the magnitude and direction of the resultant
1. 1 answer
2. asked by secrated
3. 2,127 views
Write a balanced equation for the proton transfer reaction between water and phosphate ion. Determine in which direction the
1. 3 answers
2. asked by Amber
3. 2,048 views
1. Which of the following examples of dialogue shows the correct punctuation? (1 point)Madison said, "we should all go to the
1. 8 answers
2. asked by tesj
3. 1,886 views
sodium oxide reacts with carbon dioxide to form sodium carbonate. How much carbon dioxide is needed to produce 79g or sodium
1. 2 answers
2. asked by Anonymous
3. 1,833 views
3) From two tracking stations A and B, 350 km apart, a UFO is sighted at C above AB making angle CAB = 32 degrees and angle CBA
1. 10 answers
2. asked by Crystal
3. 1,777 views
A pole 6m long leans against a vertical wall so that it makes an angle of 60 with the wall calculate the distance of the foot of
1. 2 answers
2. asked by Shedrack Danjuma
3. 1,741 views
The price of a home is $215,000. The Bank requires 20% down payment and three points at the time of closing. The cost of the
1. 2 answers
2. asked by Anonymous
3. 1,738 views
The hydronium ion concentration in coffee is 1 x 10^-5 M. What is the pH of coffee?
1. 4 answers
2. asked by Amber
3. 1,720 views
iam a fraction in simples form i am greater than 4\5 the sum of my terms is 25 what fraction am i
1. 6 answers
2. asked by fathima
3. 1,616 views
What do we call the variable that is manipulated by an experimenter when conducting in experiment.1. Independent VARIABLE 2.
1. 2 answers
2. asked by Regina
3. 1,546 views
Write each rational expression in simplest form and list the values of the variables for which the fraction is undefined.1.
1. 1 answer
2. asked by Juli
3. 1,505 views
Design an application that accepts 10 numbers and displays them in descending order. Us an array to store the numbers and Bubble
1. 1 answer
2. asked by Sonya
3. 1,473 views
Represent this reaction with a balance chemical equation. Solid aluminium hydride is formed by a combination reaction of its two
1. 3 answers
2. asked by Shane
3. 1,427 views
A 0.500 kg ice puck, moving east with a speed of 3.30 m/s, has a head-on collision with a 0.900 kg puck initially at rest.
1. 3 answers
2. asked by nammilee_2012
3. 1,411 views
A repeated-measures study uses a sample of n = 20 participants to evaluate the meandifferences among three treatment conditions.
1. 0 answers
2. asked by Robbie
3. 1,347 views
(a) Determine the number of terms, n, if 3+3^2+3^3+..........+3^n= 9840.(b) Three numbers, a, b and c form a geometric series so
1. 3 answers
2. asked by HanuMath25/11
3. 1,337 views
Abel's car ws completely destroyed in an accident that was his fault. His loss was $8,500 and his insurance company reimbursed
1. 2 answers
2. asked by Lourane
3. 1,333 views
The hydronium ion concentration for a solution is determined to be4.5 x 10^-7 M. What is the concentration of the hydroxide ion?
1. 1 answer
2. asked by Amber
3. 1,267 views
Find the vertices, foci, and asymptotes of the hyperbola.16x2 − 9y2 = 144
1. 0 answers
2. asked by Ama
3. 1,245 views
A 12,000 liter tank filled to capacity at t=0 drains at rate r(t), measured in liters per hour, where r is defined as piece-wise
1. 3 answers
2. asked by nico
3. 1,235 views
What do we call the variable that is manipulated by an experimenter when conducting in experiment.1. Independent VARIABLE 2.
1. 1 answer
2. asked by Regina
3. 1,205 views
Two blocks, (Mass of block 1 = 2.3kg, Mass of block 2 = 1.2kg), are in contact on a frictionless table. If a horizontal force of
1. 0 answers
2. asked by Tim
3. 1,204 views
A fractal is created: A circle is drawn with radius 8 cm. Another circle is drawn with half the radius of the previous circle.
1. 1 answer
2. asked by HanuMath25/11
3. 1,200 views
A charity organization is collecting change to raise monay. They have collected twice as many dimes as quarters, 22 more nickels
1. 1 answer
2. asked by stephy
3. 1,183 views
An airplane taxis onto the runway going at 10 m/s.if it can accelerate at 3.0 m/s square and its take-off speed is 90 m/s, what
1. 5 answers
2. asked by Rita
3. 1,180 views
Trying to get a little help on working this accounting problem. Please help...Jawed enterprises uses a job-order costing system
1. 2 answers
2. asked by Lee
3. 1,176 views
How does a complete structural formula differ from a condensed structural formula?
1. 1 answer
2. asked by Boo Boo
3. 1,165 views
Maggie is driving home from college. She drives at a constant speed for 2 hours and then lowers her speed for the next two
1. 1 answer
2. asked by Anonymous
3. 1,163 views
In a sample of 200 people, 154 said they watched educational television. Find the 90% confidence interval of the true proportion
1. 1 answer
2. asked by TessaFaithMarie
3. 1,139 views
An airplane has a mass of 3.41 × 104 kg and takes off under the influence of a constant net force of 2.57 × 104 N. What is the
1. 1 answer
2. asked by John
3. 1,139 views
The pilot of an airplane traveling 250km/h wants to drop supplies to flood victims isolated on a patch of land 190m below.
1. 1 answer
2. asked by juanita
3. 1,126 views
What are the basic assumptions made in consumer theory and how do they affect managerial decision-making?
1. 0 answers
2. asked by Connie
3. 1,123 views
A skier squats low and races down a 14 �degree ski slope. During a 5 s interval, the skier accelerates at 4.2 m/s2.What is the
1. 0 answers
2. asked by Anonymous
3. 1,108 views
In triangle ABC, m<A = 90, m<B=75, and BC = \sqrt{3}. What is the area of ABC? Express your answer as a common fraction.HELP
1. 4 answers
2. asked by SUPER HARD
3. 1,101 views
How much money should be deposited today in an account that earns 6.5% compounded monthly so that it will accumlate to $8,000.00
1. 1 answer
2. asked by V
3. 1,092 views
Suppose you toss three fair coins. You win 32 cents if all three coins come up the same.You win 8 cents if exactly 1 head
1. 0 answers
2. asked by cd
3. 1,074 views
You have setup an experiment with two 50g masses attached to strings that are connected on opposite sides of a scale that
1. 0 answers
2. asked by Tim
3. 1,067 views
Police examine the scene of an accident involving two cars, which is parked. The skid marks of the moving car, which nearly came
1. 1 answer
2. asked by Tim
3. 1,062 views
How does the related acute angle help to determine the trigonometric ratios of angles greater than 90 degrees? (in terms of the
1. 9 answers
2. asked by Crystal
3. 1,051 views
Heinz is a recent immigrant Germany Which of the following will not contribute to his feeling of being American.1. Learning
1. 4 answers
2. asked by Regina
3. 1,049 views
a sodium hydroxide solution was prepared according to the procedure outlined in this weeks experiment. This sodium hydroxide
1. 1 answer
2. asked by Kacie
3. 1,043 views
Electrophillic addition of HCl to 2-methyl-2-propene?
1. 0 answers
2. asked by jayda
3. 1,037 views
There are 5 yellow cards, 4 red cards, and 1 purple card. He draws a card at random, replaces it, and draws a second card. What
1. 1 answer
2. asked by marissa
3. 1,029 views
one isotope of chromium (atomic number 24) has an atomic mass of 53 amu. how many neutrons are in this particular isotope of
1. 3 answers
2. asked by drew
3. 1,023 views
What strength did the south have over the north at the start of the civil war?
1. 2 answers
2. asked by Laruen
3. 1,001 views
Determine the percent by mass of water in your sample of hydrated copper (II) sulfate.Mass of water = 0.95 g Mass of anhydrous
1. 1 answer
2. asked by A.
3. 981 views
A projectile is fired with an initial speed of 61.3m/s at an angle of 31.5° above the horizontal on a long flat firing range.a)
1. 1 answer
2. asked by juanita
3. 973 views
Mg(OH)2=Mg2 + 2OH-a) which species would react with if an acid H+ is added to the mixture? my answer is the equation will shift
1. 1 answer
2. asked by Andrew78
3. 957 views
a recent study indicated that 29% of the 100 women over age 55 in the study were widows. a. How large a sample must you take to
1. 0 answers
2. asked by TessaFaithMarie
3. 954 views
Find the present value of $31,000 due in 4 yr at the given rate of interest.(a) 6%/year, compounded quarterly $ ? (b) 3%/year,
1. 1 answer
2. asked by Amanda
3. 951 views
Im almost done finishing this course online and I need to check my answers for Exam number 02604500 Helping Abused Children
1. 5 answers
2. asked by Brie
3. 951 views
1) cscθsinθ-sin^2θ2)sinθcscθ/tanθ 3)secθ/cotθ+tanθ 4)(1-cosθ)(1+cosθ)
1. 2 answers
2. asked by cindy
3. 928 views
A box have a mass of 50 Kilograms is dragged across a horizontal floor by means of a rope tied on the front of it. Thecoefficien
1. 2 answers
2. asked by Anonymous
3. 910 views
Write a program that calculates and displays the total travel expenses of abusinessperson on a trip. The program should have
1. 0 answers
2. asked by GUDLET
3. 892 views
When doctors prescribe medicine at equally spaced time intervals, they are aware that the body metabolizes the drug gradually.
1. 1 answer
2. asked by HanuMath25/11
3. 886 views
compleat and balance this equation. Na2CO3+Mg3(PO4)2
1. 1 answer
2. asked by Shane
3. 881 views
#1 cscθ-cotθ#2 cosθ(tanθ-secθ) #3 tanθ+sinθ/cscθ+cotθ
1. 3 answers
2. asked by lucy
3. 859 views
Ken is a successful landscrape designer who an visualize backyard plan and them create it. Ken shows a high degree of1. bodily
1. 1 answer
2. asked by Regina
3. 852 views
When a 5.00 ml sample of vinegar is titrated, 44.5 ml of 0.100 m NAOH solution is required to reach the end point. What i sthe
1. 1 answer
2. asked by Amber
3. 848 views
write the slope-intercept form equation of the line with slope -3 that passes through the point (0,0). Enter any non-integer
1. 1 answer
2. asked by Pam
3. 824 views
4xy(3x^2y-2)
1. 1 answer
2. asked by marie
3. 819 views
Find the maximum or minimum values of sin x+sin y+sin(x+y)
1. 1 answer
2. asked by MM
3. 806 views
To clean a clogged drain, 26g of sodium hydroxide is added to water to make 150ml of solution. What are the pH and pOH values
1. 1 answer
2. asked by ashley
3. 801 views
Abag contains 11red beads 4 green beads 1 purple bead. Two beads are drawn without replacement in the bag. A). Calculate
1. 3 answers
2. asked by Lorna
3. 792 views
A duck has a mass of 2.70 kg. As the duck paddles, a force of 0.130 N acts on it in a direction due east. In addition, the
1. 1 answer
2. asked by John
3. 790 views
A charity organization is collecting change to raise monay. They have collected twice as many dimes as quarters, 22 more nickels
1. 1 answer
2. asked by stephy
3. 785 views
How would I solve this problem for t?720 = 11.895+2.545sin [2pi/366(t-80.5)]
1. 3 answers
2. asked by anna
3. 781 views
Please Help!!!! Trying to get a little help on working this accounting problem. Please help...Jawed enterprises uses a job-order
1. 0 answers
2. asked by Lee
3. 779 views
How would you prepare a supersaturated solution of CuSo4 in 100ml of water
1. 1 answer
2. asked by Jen
3. 772 views
you are to determine the amount of sugar dissolved in solution. how can you use polaroid filters to complete the task?
1. 1 answer
2. asked by aa
3. 768 views
3 Cl2 + 6 KOH go toKClO3 + 5 KCl + 3 H2OHow many moles of potassium chlorate form when 2 moles of potassium hydroxide react
1. 3 answers
2. asked by linda
3. 756 views
write the vertex form of a parabola that satisfies the conditions given. Then write the equation in the form y=a^+bx+c. vertex
1. 1 answer
2. asked by madawna
3. 753 views
Ken is a successful landscrape designer who an visualize backyard plan and them create it. Ken shows a high degree of1. bodily
1. 1 answer
2. asked by Regina
3. 748 views
Hi there, I was looking for any assistance or help on how I would go about starting this assignment? Having difficulty
1. 0 answers
2. asked by Evan
3. 727 views
You own a portfolio that has $1500 invested in Stock A and $2,600 invested inStock B. If the expected returns on these stocks
1. 0 answers
2. asked by Cynthia
3. 706 views
a 10 kg mass is attached to one end of a string with a lenght of 5m and whirled in a horizontal circle overheadd at a rate of 1
1. 1 answer
2. asked by Eric G
3. 701 views
Find the domain of the composite function FOGf(x)= 2/x-3; g(x)= 7/x please show work so I can undestand
1. 1 answer
2. asked by Ladybug
3. 697 views
A car accelerates steadly from zero to 30m/s in a distance d & a time t, another car takes a time 3t to accelerate steadly from
1. 1 answer
2. asked by Minte
3. 681 views
Any tips on how to get excellent grades? :) please reply fast
1. 1 answer
2. asked by Jesse
3. 678 views
what color change happen when you add a solution containing Ag+ ion to the mixture AgSCN? How is this consistent with
1. 1 answer
2. asked by Andrew78
3. 673 views
hummingbird has a wing beat of 200 beats per second. a bout how many wing beats would it have in 3 minutes
1. 4 answers
2. asked by tristan
3. 664 views

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