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Questions Asked on February 7, 2015

A cylinder of radius 14 cm contains water. A metal solid cone of base radius 7 cm and height 18cm is submerged into the water.
1. 4 answers
2. asked by kudu
3. 2,128 views
I am having some chemistry problems.3. The graph compares the 1s orbital energies for the F atom (Z = 9), the Ne+ ion (Z = 10),
1. 0 answers
2. asked by Morgan
3. 686 views
f(x) = 0 if x<-3f(x) = 4 if -3≤x<1 f(x) = -2 if 1≤x<5 f(x) = 0 if x≥5 g(x) = integral from -3 to x of f(t)dt g(-4) = 0
1. 1 answer
2. asked by Robina
3. 433 views
A constant force is exerted for a short time interval on a cart that is initially at rest on an air track. This force gives the
1. 3 answers
2. asked by Kim
3. 8,041 views
A bowling ball of mass 3.5 kg moves in astraight line at 4.48 m/s. How fast must a Ping-Pong ball of mass 3.456 g move in a
1. 1 answer
2. asked by Jack
3. 1,100 views
A football punter accelerates a 0.59 kg football from rest to a speed of 8.4 m/s in 0.17s.What constant force does the punter
1. 1 answer
2. asked by Jen
3. 504 views
packing a suitcase with 3 different color sweatshirts only have room for 2 sweatshirts in the suitcase how many different
1. 1 answer
2. asked by Anonymous
3. 459 views
Determine the banking angle needed to make a high-speed turn off a highway exit ramp with a radius of 720 m if the vehicle is
1. 0 answers
2. asked by PL
3. 440 views
Describe whether the following study would most likely be “observational” or “experimental”, and why it would be so.*
1. 2 answers
2. asked by slomo
3. 626 views
A and B are two matrices. If A=1 2 4 3 Find B given that A^2 = A +B
1. 1 answer
2. asked by kudu
3. 386 views
A fruitier bought 144 pineapples at $10 for every six pineapples. Sh sold some of them at $12 for every three and the rest at $6
1. 2 answers
2. asked by kudu
3. 898 views
On January 1, 2012, the organizers of the Parsons Corporation obtained their charter and issued 10,000 shares of $1 par common
1. 0 answers
2. asked by james
3. 801 views
After the volatile liquid has been added to the Erlenmeyer flask, the total pressure in the flask equals the vapor pressure of
1. 4 answers
2. asked by Anonymous
3. 1,184 views
identify the solutions to x+2y=4 9x-4y=3
1. 1 answer
2. asked by Rachel
3. 357 views
A 15 m flagpole stands on level ground. from point P, due west of the flagpole the angle of elevation of the top of the pole is
1. 1 answer
2. asked by Chessy
3. 2,347 views
To determine the acceleration of an object moving in a straight line, you must calculate the change in its stored during each
1. 26 answers
2. asked by Callie
3. 5,390 views
x2 + x − 42
1. 1 answer
2. asked by Anonymous
3. 260 views
What is the conjugate acid of O2^-2
1. 1 answer
2. asked by Anonymous
3. 793 views
The World Almanac is a book ofA. facts and statistics. B. living notable Americans. C. synonyms. D. articles published in
1. 1 answer
2. asked by Anonymous
3. 590 views
If y=3x^2-2, then dy/d(2x-3)= ?I've never taken derivatives with respect to anything other than a single variable, such as x, y
1. 3 answers
2. asked by Anon
3. 419 views
Applying the interest allowance method, compute Julie's and Jennifer's share of net income if Julie invested $40,000.and
1. 1 answer
2. asked by Kathy
3. 1,002 views
2. Create a visual representation of ionic substances to connect the microscopic structure of ionic substances to each of the
1. 0 answers
2. asked by Morgan
3. 876 views
A tetrahedral site in a close-packed lattice is formed by four spheres at the corners of a regular tetrahedron. This is
1. 2 answers
2. asked by Mike
3. 1,020 views
what is the lower and upper limit for -645.321?
1. 0 answers
2. asked by gisela
3. 359 views
if z=3i and w=5i, then z<w. True or False?
1. 1 answer
2. asked by Anonymous
3. 369 views
California's volcanoes formed as the result of what type of plate boundary?
1. 1 answer
2. asked by Claire
3. 578 views
A boy standing in a ditch throws a baseball upward toward his father. The ball leaves his hand at ground level, with an initial
1. 1 answer
2. asked by Nelson
3. 1,659 views
Once you acquire these two basic skills, you'll be able to transform a vague idea in your mind into a coherent piece of writing.
1. 1 answer
2. asked by Anonymous
3. 774 views
The given equation is a partial answer to a calculus problem. Solve the equation for the symbol y'.6y2y' − y − xy' = x y' =
1. 1 answer
2. asked by mj jad
3. 423 views
A block of metal is 6.88 cm long, 2.03 cm wide, and 1.85 cm high. It has a mass of 215.1 grams. What is the density of this
1. 1 answer
2. asked by paige
3. 445 views
A soccer player kicks the ball toward a goal that is 23.0 m in front of him. The ball leaves his foot at a speed of 17.6 m/s and
1. 1 answer
2. asked by Cece
3. 968 views
Use rationalization to simplify the given expression in part (a). Then find the indicated limit in part (b).(a.) 3y2/(the square
1. 4 answers
2. asked by mj jad
3. 628 views
Teri finds a pile of money with at least $600. If she puts $200 of the pile in her left pocket, gives away 4/5 of the rest of
1. 2 answers
2. asked by Jason
3. 1,457 views
In a game, you draw a card with three consecutive numbers on it. You can choose one of the numbers and find the sum of its prime
1. 4 answers
2. asked by kymy
3. 747 views
Every sack of sugar has the same weight. Every sack of flour has the same weight, but not necessarily the same as the weight of
1. 1 answer
2. asked by Amber
3. 1,274 views
An artist makes three types of ceramic statues (large, medium, and small) at a monthly cost of $820 for 180 statues. The
1. 1 answer
2. asked by suzz
3. 1,170 views
1.What is the genetic code? (1 point)The order of amino acids in proteins makes up the genetic code. The order of amino acids in
1. 9 answers
2. asked by Ruby :)
3. 2,605 views
Explain why it is possible to draw more than two different rectangles with an area of 36 square units, but it is not possible to
1. 4 answers
2. asked by Kyle
3. 2,401 views
a 4-m plank rests against a wall 1.8m high so that 1.2m of it projects beyond the wall. find the angle the plank makes with
1. 0 answers
2. asked by clarissa
3. 1,029 views
Determining and naming the unique isomers of a hydrocarbon? Please help!?Hey all. I am studying a petroleum fluids class and am
1. 3 answers
2. asked by Joe
3. 784 views
how many times as great as 15^9 is 15^10?
1. 1 answer
2. asked by Luc
3. 356 views
If I put $300 in an account that earns 5.5%, how much will there be in the account at the end of 21 years?
1. 1 answer
2. asked by SYLVIA
3. 571 views
The a hollow cylinder. The internal and external radii are estimated to be 6 cm and 8 cm respectively, to the nearest whole
1. 1 answer
2. asked by kudu
3. 609 views
There are two sign posts A and B on the edge of the road. A is 400 m to the west of b. A tree is on a bearing of 60 degree from
1. 2 answers
2. asked by John
3. 993 views
lim x→−12 sqrt(x^2 +25 −13)/x+12
1. 2 answers
2. asked by TayB
3. 4,541 views
How much is needed to melt an ice cube, 3 centimeters on each side at 0 degree celcius?
1. 1 answer
2. asked by Glaiza
3. 458 views
I need help with fixing this sentence. "After boarding Hard Luck Airlines, the meals convinced us to return by ship."
1. 1 answer
2. asked by Shea
3. 513 views
A coin is tossed 3 times. Find the probability that all the 3 are heads(A) if it is known that the first is heads (B) if it is
1. 0 answers
2. asked by Joseph
3. 603 views
Subtracting,division and multiplication of fractions A. 16p^2-4q^2/(6p^2-7pq+2q^2) *6p^2-13pq+6q^2/(4p^2-4pq-3q^2) B.
1. 1 answer
2. asked by Lesley
3. 458 views
A coin is tossed 3 times. Find the probability that all the 3 are heads(A) if it is known that the first is heads (B) if it is
1. 0 answers
2. asked by Joseph
3. 588 views
A box contains 10 red balls and 20 blue balls. Three balls are selected at random one after the other from the box, without
1. 1 answer
2. asked by larry
3. 1,044 views
e) A fair coin is tossed 6 times. What is the probability of getting exactly 2 heads? What is the mean of this experiment?
1. 0 answers
2. asked by Charles
3. 508 views
The Brush Company issued 4,000 shares of common stock worth $200,000.00 total. What is the par value of each share?
1. 0 answers
2. asked by Marlene
3. 541 views
How does the Israeli-Palestinian conflict most directly affect the daily lives of young people in Jerusalema. civilian violence
1. 3 answers
2. asked by Check Answer
3. 764 views
Alice wants to find all the price factors of the number you get when you multiply 17x11x13x7. She thinks she has to use a
1. 1 answer
2. asked by Kyle
3. 502 views
Two identical pellet guns are fired simultaneously from the edge of a cliff. These guns impart an initial speed of 27.3 m/s to
1. 1 answer
2. asked by Kaleem
3. 978 views
Please excuse me for this, I know it's not well done but please look it over. ThanksHola Amigo, Tú son invitado a una dia
1. 3 answers
2. asked by Tony
3. 651 views
I am doing a essay, and I need help to start me off on this. Please help me. Give me examples, ideas anything. This what I doing
1. 4 answers
2. asked by jimmy
3. 556 views
A number from 49 to 58, inclusive, is drawn at random.P (an even number).
1. 1 answer
2. asked by gf
3. 375 views
Assume diameter of a neutral helium atom is 1.40x10^2pm. Suppose that we could line up helium atoms side by side in contact with
1. 2 answers
2. asked by Mariah
3. 1,563 views
You need to give 6mg of a drug, The drug on hand has a concentration of 24mg per ounce. How many teaspoons will you give?
1. 2 answers
2. asked by Anonymous
3. 634 views
A 45.0 g ball of copper has a net charge of 2.3 µC. What fraction of the copper's electrons have been removed? (Each copper
1. 0 answers
2. asked by Katelyn
3. 817 views
Identify and discuss two factors that have revolutionised world history
1. 2 answers
2. asked by comeford
3. 721 views
How do I know if a paragraph lacks transitional words? Or if the paragraph contains a fragment and a run-on?
1. 1 answer
2. asked by dani
3. 498 views
The textbook answer is -80Question: find (3a+4b)(2b+4a) if a= -i-3j+k and b=2i+4j-5k What I did: =6(a)(b) - 12|a|^2 + 2|b|^2 -
1. 1 answer
2. asked by Help-me-Please
3. 481 views
Math/ terry has a board that is 4 yards long. How much needs to be saw off to make the board 2 feet 8 inchs long?
1. 1 answer
2. asked by Lesean Anderson
3. 445 views
I was aked to prove that (a - b)^2 = (a + b)^2 - 4ab
1. 1 answer
2. asked by Ekingdeft
3. 418 views
Which of these are NOT a trigonometric identity?A.) 1-cos^2x=sin^2x B.) sin^2x+1=cos^2x C.) 1+cot^2x=csc^2x D.) sec^2x-1=tan^2x
1. 1 answer
2. asked by Alanie
3. 454 views
Which of the following is the STRONGESTacid? 1. CH3COOH 2. CH3CH2OH 3. CHCl2COOH 4. CH2ClCOOH 5. CCl3COOH
1. 1 answer
2. asked by Anonymous
3. 1,759 views
The term “Ka for the ammonium ion” describesthe equilibrium constant for which of the following reactions? 1. NH3 + H2O
1. 2 answers
2. asked by Anonymous
3. 3,306 views
Thanks for answering miss sue.Has also world war revolutionised world history?
1. 1 answer
2. asked by comeford
3. 532 views
1. Why do you think the Guomindang and the Communists worked together in China in the early 1920?2. Why do you think Gandhi's
1. 1 answer
2. asked by Sandra
3. 441 views
a monster truck's is 8 ft in diameter. during the last event, the tire rolled for 3 miles. how many revolutions did the tire
1. 1 answer
2. asked by zoey
3. 525 views
Could this be a good thesis? Could you please help me? In today's society many middle class people argue why they can not build
1. 4 answers
2. asked by antonio
3. 706 views
If sin x = -12/13 and tan x is positive, find the values of cos x and tan x.
1. 1 answer
2. asked by Porsha
3. 637 views
Arrange the acidsI) hydrogen selenate ion (HSeO− 4 ), pKa = 1.92; II) phosphorous acid (H3PO3), pKa1 = 2.00; III) phosphoric
1. 1 answer
2. asked by Anonymous
3. 1,131 views
What would be pH of a 0.01 M solution ofa very expensive weak base, unobtainamine, whose pKb is 3.8? 1. 2.9 2. 14 3. 2 4. 7 5.
1. 1 answer
2. asked by Anonymous
3. 1,264 views
Which of the following has the HIGHESTpKa? 1. HClO3 2. HBrO 3. HClO 4. HIO 5. HClO4
1. 2 answers
2. asked by Anonymous
3. 2,028 views
A soluction of 100 mL of 0.2 M NH3 is titratedwith 50 mL of 0.5 M HNO3. What is thepH of the resulting solution? Kb for NH3 is
1. 1 answer
2. asked by Anonymous
3. 716 views
Benzoic acid reacts with water to form thebenzoate ion by the following reaction C6H5COOH(aq) + H2O(l) ⇀↽ C6H5COO−(aq) +
1. 1 answer
2. asked by Anonymous
3. 2,153 views
Hi! I need help with this practice problem. My teacher gave us the answer, "2cot u" BUT she wants us to figure out why that's
1. 1 answer
2. asked by Richard
3. 543 views
The company needs at least $300,000 fire and theft insurance and at least $4,200,000 and liability for the from these plans. How
1. 0 answers
2. asked by Matt
3. 586 views
what are the different types of infections that Ecoli causes?
1. 1 answer
2. asked by sarah
3. 454 views
In a game, you draw a card with three consecutive numbers on it. You can choose one of the numbers and find the sum of its prime
1. 3 answers
2. asked by Kyle
3. 835 views
How would you solve this problem?cos x/1+sinx
1. 0 answers
2. asked by Kelly
3. 303 views
Ms. Sue Can You Help Me Answer This Question?During the early 1800s, the United States tried to make peace with other countries
1. 10 answers
2. asked by Lisa
3. 668 views
A particle of charge +18.5C and mass 4.84 × 10-5 kg is released from rest in a region where there is a constant electric field
1. 0 answers
2. asked by Salah
3. 555 views
What is the molar absorption of a 9.8 x 10-6M solution of bilirubin dissolved in methanol having an absorbance of 0.600 when
1. 1 answer
2. asked by Noha
3. 356 views
Question:Find (3a+b)dot(2b-4a) if a=-i-3j+k and b=2i+4j-5k I did: =3(-1,-3,1)+(2,4,-5)dot 2(2,4,-5)-4(-1,-3,1)
1. 2 answers
2. asked by annonymous
3. 836 views
I am doing a course project. I am having some issue on this part. Politician System Subsistence Bands.This is what I came up
1. 4 answers
2. asked by jimmy
3. 494 views
A mass of 0.3 kg is attached to the end of a massless spring of spring constant 0.25 N/m. It is released from rest (t=0). After
1. 0 answers
2. asked by anon
3. 499 views
Analyze/Annotate the promptIn the following passage from The Scarlet Letter, the narrator describes Hester Prynne in her
1. 1 answer
2. asked by Amy
3. 888 views
How many times as great as 15^9 is 15^10 ?
1. 10 answers
2. asked by kai
3. 560 views
Given a and b unit vectorsif |a+b|=square root 3, determine (2a-5b)dot(b+3a) First I foiled the whole thing: =2(a dot b)+ 6 (a
1. 0 answers
2. asked by MathHelp
3. 1,365 views
Mary wants to hang a mirror in her room. The mirror and frame must have an area of 7 square feet. The mirror is 2 feet wide and
1. 6 answers
2. asked by Alan
3. 2,762 views
Simplify this expressionsqrt(3y^3)*sqrt(4xy^4)*sqrt(6x^5y^2) Please show work!!!
1. 1 answer
2. asked by Alex
3. 547 views
Simplify each expression.1+sqrt(3) ______________ sqrt(3)-sqrt(2) *this is a division radical expression please show work!!
1. 1 answer
2. asked by Alex
3. 485 views
2 4/15 minus 10/15 equals
1. 6 answers
2. asked by amari
3. 514 views
An aircraft is at A and has to drop a bomb on target B. If the aircraft flies at 720km/h at a height of 2km, calculate how ahead
1. 1 answer
2. asked by EmpressPamela
3. 490 views
2 and 4/15 minus 10/15 equals
1. 1 answer
2. asked by amari
3. 357 views

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