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Questions Asked on May 13, 2013

The postal service places a limit of 84 inches on the combined lenght and girth (distance around) of a package to be sen parcel
1. 1 answer
2. asked by Meg
3. 5,644 views
A bicycle wheel is 56cm in diameter . How many complete turns does it make in travelling 1km ? Use the value ^ for( 22/7)
1. 8 answers
2. asked by Ruth hirst
3. 3,354 views
Blood is pumped from the heart at a rate of 5L/min into the aorta of radius 2.0cm. Assuming that the density of blood 1x103
1. 2 answers
2. asked by Janaiby
3. 3,002 views
What does this quote mean?"It is honorable to be raised to a throne than to be born to one. Fortune bestows (gives) the one,
1. 5 answers
2. asked by kate
3. 2,965 views
How much water, in grams, can be made from6.82 × 1024 hydrogen molecules? Answer in units of g
1. 1 answer
2. asked by Anonymous
3. 2,852 views
The greatest common factor of 2 numbers is14, the least common multiple is 168. If the 2 numbers are not 14 and 168, what is the
1. 3 answers
2. asked by marissa
3. 2,563 views
Find the enthalpy for : 4Fe + 3O2 = 2Fe2O3I got the following informations: Fe + 3H2O = Fe(OH)3 + 3/2H2 - Enthalpy is 160.9 kj
1. 1 answer
2. asked by Shadow
3. 2,537 views
A letter carrier can deliver mail to 112 homes per hour by walking and 168 homes per hour by driving. By what percent is
1. 2 answers
2. asked by Ann
3. 2,357 views
68 is the product of Vanessa's age and 4. use the variable v to represent Vanessa's age. How do I write this expression
1. 2 answers
2. asked by topaz
3. 2,330 views
Sin5x cos2x + cos5x sin2x=
1. 1 answer
2. asked by Becky
3. 2,294 views
Suppose that blood flows through the aorta with a speed of 0.35 m/s. The cross-sectional area of the aorta is 2.0x10-4 m2. (a)
1. 2 answers
2. asked by Janaiby
3. 2,221 views
Solve for x under the assumption that x > 0. Enter your answer in interval notation using grouping symbols.x - (10/x) < 9 I need
1. 2 answers
2. asked by Tristan
3. 2,142 views
The acceleration due to gravity near the surface of Mars is 3.72ms^-2 . Arock is thrown straight up from the surface with an
1. 2 answers
2. asked by Grant
3. 2,138 views
Find all solutions between 0 and 2pi. Round to two decimal places. In radians.Find all solutions between 0 and 2 pi. Round to
1. 2 answers
2. asked by Taylor B
3. 2,003 views
a grocery store sells vinegar in 1Lbottles. based on your results, how many grams of acetic acid are in a bottle?
1. 1 answer
2. asked by b
3. 1,998 views
Cot 495 degrees... a) -tan 135 degreesb) -cot 135 degrees c) cot 135 degrees d) -cot 315 degrees
1. 3 answers
2. asked by Anonymous
3. 1,962 views
If 453 runners out of 620 completed a marathon, what percent of the runners finished the race? (Round percent to the nearest
1. 2 answers
2. asked by Ann
3. 1,741 views
When conducting research for supporting materials, it is imperative to remember:A. there is one right source for certain
1. 1 answer
2. asked by james
3. 1,685 views
how do i change 9 5/9 to an improper fraction
1. 6 answers
2. asked by John
3. 1,676 views
The terminal side of an angle alpha (in standard position) contains the point (-3,-4). Find sec alpha.
1. 2 answers
2. asked by Anonymous
3. 1,632 views
Two gases effuse through a hole. Gas A has 9 times the molecular mass of gas B. What is the ratio of the two molecular speeds?
1. 3 answers
2. asked by Anonymous
3. 1,592 views
solve using gauss jordan10y − 4z + w = 1 x + 4y − z + w = 2 3x + 2y + z + 2w = 5 −2x − 8y + 2z − 2w = −4 x − 6y +
1. 1 answer
2. asked by DON
3. 1,577 views
If it takes 54 mL of 0.1 M NaOH to neutralize 125 mL of an HCI solution, what is the concentration of the HCI?
1. 1 answer
2. asked by Crystal
3. 1,521 views
what volume of carbon dioxide is formed when 11 of CS2 reacts with 18 L O2 to produce carbon dioxide gas and sulfur dioxide gas
1. 1 answer
2. asked by danna
3. 1,479 views
Three identical conducting spheres are located at the vertices of an equilateral triangle ABC. Initially the charge the charge
1. 1 answer
2. asked by stranger
3. 1,447 views
at what kelvin temperature will 25.2 of xe occupy a volume of 645 L at pressure of 732 torr?
1. 2 answers
2. asked by judy
3. 1,304 views
Find the number of decibels for the power of the sound given. Round to the nearest decibel. A rocket engine,2.44 cross
1. 2 answers
2. asked by Tierra
3. 1,281 views
What is the general expression in degrees for the measure of all angles coterminal with alpha when alpha=173 degrees?
1. 1 answer
2. asked by Anonymous
3. 1,251 views
What volume of H2SO4 0.04 M is required to completely neutralize 200 mL of Al(OH)3 0.02M?
1. 1 answer
2. asked by lea
3. 1,244 views
Find the number of 6 -term strictly increasing geometric progressions, such that all terms are positive integers less than 1000.
1. 7 answers
2. asked by steven lou
3. 1,233 views
If sin 23=p,write the following in terms of p cos 113,cos 23,tan 23
1. 2 answers
2. asked by Dineo
3. 1,222 views
balance the equation and name the reaction taking placeC3H5OH+O2 equals CO2+ H2O
1. 1 answer
2. asked by patricia purnell
3. 1,188 views
if 5cos A plus 3=0 and 180<A<360..without using a calculator and with the aid of a diagram,determine the value of 1.1 sinA plus
1. 1 answer
2. asked by patience morakile
3. 1,137 views
At time t = 0, a seed is planted. After t weeks, the height of the plant is given by f(t) = 0.3t² = 0.6t = 0.5 inches. At what
1. 2 answers
2. asked by Joy
3. 1,101 views
Why did Airhead eat the dollar he brought to school
1. 5 answers
2. asked by Emmanuel
3. 1,079 views
A vending machine dispenses coffee into a twelve-ounce cup. The amount of coffee dispensed into the cup is normally distributed
1. 0 answers
2. asked by Mary
3. 1,068 views
Fuel is flowing into a storage tank which can be filled to a depth of 6 metres.When the fuel started flowing the tank was
1. 0 answers
2. asked by Grant
3. 1,049 views
Can you proofread my essay? The assignment was to write a problem-solution essay on a big social issue in our world.“Never
1. 0 answers
2. asked by Monae
3. 1,019 views
You can paddle at 4.5 km/h and the river isﬂowing at 3 km/h. How far downstream will you be in 44 min? Answer in units of km
1. 1 answer
2. asked by matt
3. 1,016 views
Five cards are lettered A, B, C, D, E Three cards are chosen at random one after the other without replacement and are in the
1. 2 answers
2. asked by donald
3. 1,011 views
An airplane is flying at an altitude of 6 miles and passes directly over a radar antenna. When the plane is 10 miles away, the
1. 0 answers
2. asked by Chloe
3. 1,001 views
A dentist’s chair with a patient in it weight 2100N. The output plunger of a hydraulic system begins to lift the chair, when
1. 1 answer
2. asked by Janaiby
3. 973 views
What is the rule for this function? Input 1 and output 1, input 2 and output 3, input 3 and output 6, input 4 and output 10
1. 1 answer
2. asked by Anonymous
3. 967 views
Given u=3i-2j+k,v=2i-4j-3k, w=-i+2j+2k,1 Find a unit vector normal to the plane containing v and w. 2 Find the volume of the
1. 1 answer
2. asked by Liz
3. 960 views
your school librarian has asked your class for some help on the purchase of some new bookcases with two shelves each. She has
1. 2 answers
2. asked by Anonymous
3. 922 views
Rob is 2/3 of his dad height.If his dad is 6'3" tall how tall is Rob? Give the answer in feet and inches.Please help me I do not
1. 3 answers
2. asked by Anonymous
3. 921 views
- What is the kinetic energy ,KE, per unit volume V of blood that has a speed of 0.5 m/s. Take density ofƒâblood =
1. 4 answers
2. asked by Sara
3. 911 views
What is the change in angular momentum of a planet with radius R if an asteroid mass m and speed v hits the equator at an angle
1. 2 answers
2. asked by Anthony
3. 904 views
A solid object floats on ethyl alcohol, with 68.2%of the object’s volume submerged .Find the density of the object. Take
1. 3 answers
2. asked by Janaiby
3. 900 views
An unknown amount of water is mixed with350 mL of a 6 M solution of NaOH solution. A 75 mL sample of the resulting solution is
1. 1 answer
2. asked by Anonymous
3. 897 views
#21 -can you help me solve this equation:3x^2 (2x - 2) i keep getting: 6x ^2 -6 #22 can you check this one: (2x ^2) (6x^2) i got
1. 6 answers
2. asked by marko
3. 864 views
1. The word centuries contains the Latin root cent-, meaning "hundred." Which of the following words contains the same root?cent
1. 5 answers
2. asked by Delilah
3. 855 views
3.Suppose the innermost orbit an electron can occupy has an energy level of -19 eV. Based on the absorption spectrum shown
1. 0 answers
2. asked by Anonymous
3. 839 views
in a primary school 70% of theboys and 55% of the girls can ride a bicycle. if a boy or a girl are chosen at random, what is the
1. 6 answers
2. asked by donald
3. 835 views
Bill can paint either two walls or one window frame in one hour. In the same time, Frank can paint either three walls or two
1. 0 answers
2. asked by winnie
3. 827 views
An 800-mg sample containing sulfate was treated with slight excess of barium chloride, yielding a precipitate that contained 4.3
1. 1 answer
2. asked by Jay-jay
3. 809 views
Jack and Jill are skating. Jill has a mass of 50 kg, Jack has a mass of 80 kg. At t=0 seconds Jill starts skating across a 50 m
1. 2 answers
2. asked by Hale
3. 798 views
.012 mol of solid NaOH is added to a 1 L solution of HCl 0.01 M. What is the pH of the solution?
1. 1 answer
2. asked by scilover
3. 785 views
a fair coin is tossed in the air 4 times. if the coin lands heads up the first three tosses, what is the probability the coin
1. 3 answers
2. asked by Ellie
3. 773 views
Graph and identify the coordinates of a rectangle with a length of at least 5 units and a width of at least 2 units. Each vertex
1. 4 answers
2. asked by Bell
3. 767 views
You are using 0.05 gallons per mile of a SUV gas tank that holds 16 gallons. Note: this equation has a negative slope (m). Use
1. 1 answer
2. asked by caitlin
3. 765 views
Give three examples of real-life situations where the scientific method is applied and explain the steps involved in conducting
1. 0 answers
2. asked by Batman
3. 754 views
How many moles of sulfuric acid are required to neutralize 0.80 mol of sodium hydroxide?H2SO4 + 2NaOH -> Na2SO4 + 2H2O I got
1. 2 answers
2. asked by Anonymous
3. 745 views
Adam can run a lap on a certain circular track in 50 seconds. Grampy Sampy can run a lap on thistrack in 90 seconds. They start
1. 2 answers
2. asked by kathy wong
3. 738 views
A form of energy that is always transferred from a warmer substance to a cooler one.
1. 1 answer
2. asked by john
3. 717 views
Three identical conducting spheres are located at the vertices of an equilateral triangle ABC. Initially the charge the charge
1. 1 answer
2. asked by steven lou
3. 715 views
Find the center (h,k) and radius r of the circle and then use these to (a) graph the circle and (b) find the intercepts, if any.
1. 1 answer
2. asked by Liz
3. 715 views
Write a program reads the city names and respective gas prices into 2 single-subscripted arrays in your program - one of type
1. 0 answers
2. asked by George
3. 708 views
in a primary school 70% of the boys and 55% of the girls can ride a bicycle. if a boy or a girl are chosen at random, what is
1. 3 answers
2. asked by donald
3. 700 views
Adam and Bob went apple picking in an orchard. At the end of the day, they counted the number of apples they picked. They
1. 1 answer
2. asked by Arnau
3. 695 views
I need an example of an acrostic poem for the word kinetic please help!!!!!!
1. 1 answer
2. asked by devon
3. 693 views
Physicain elects to re-hydrate the patient br intravenous(IV) administration of 2.0 L of 0.45% (w/v) of NaCl. 0.45%9w/v) =
1. 1 answer
2. asked by Monica
3. 689 views
How many outcomes are there for rolling a number cube with faces numbered 1 through 6 and flipping 2 quarters?
1. 1 answer
2. asked by Terrell Styles
3. 681 views
Two point charges +q=1 μC and −q=−1 μC with mass m=1 g are fixed at the positions ±r⃗ 0 with |r0|=1 m. The charges are
1. 6 answers
2. asked by stranger
3. 681 views
What volume of 31.5 grams of molecular element,chlorine gas, occupy at a pressure of 1.29 atm and temperature of 20 degrees
1. 1 answer
2. asked by Anonymous
3. 680 views
Susie weighs 100lbs. Sam weighs 150. The seesaw is 20ft long. The seat on one side only is movable in one foot increments. At
1. 0 answers
2. asked by Anna
3. 673 views
a sample of 15.00 g of an unkown metal chloride, MCl2 is dissolved in 75.0 mL water. the boiling point of the resulting solution
1. 5 answers
2. asked by alice
3. 672 views
Decide if the following sentence is grammatically CORRECT or INCORRECT.Die Wellen haben sehr gross geworden. correct incorrect i
1. 1 answer
2. asked by bubbie
3. 659 views
What causes mutations in bacteria? and Can mutations affect plasmids?
1. 1 answer
2. asked by Rebekah
3. 658 views
A movie theater charges $6 for each adult and $3 for each child. If the total amountin ticket revenue one evening was $1428 and
1. 1 answer
2. asked by Karin
3. 655 views
What is the molarity of the acetic acid if 0.5ml of a vinegar solution has been titrated with the 0.101M solution of NaOH and
1. 1 answer
2. asked by RC
3. 652 views
After a 15% pay raise, Scott Walker now earns $27,600. What was his salary before the raise?Answer: 27600=.15x*27600 x=4140
1. 2 answers
2. asked by Ann
3. 649 views
Hey,as you know I'm German, but I love this clappping game (Hanky Panky). Down by the banks of the Hanky Panky Where the
1. 3 answers
2. asked by Minnie
3. 635 views
In a multiple-device flow system, I want to determine a state property. Where should I look for information, upstream or
1. 1 answer
2. asked by Kyle
3. 631 views
A manufacturing company produces 10,000 plastic glasses per week. This company supplies plastic glasses to another company,
1. 0 answers
2. asked by michin
3. 628 views
The following data was obtained from titrating a solution containing 25 mL of 0.0100 M MgCl2 solution, 1 mL of NH3OH buffer, and
1. 0 answers
2. asked by shannon
3. 628 views
In the titration of 14.0 mL of 0.10M acetic acid with 0.40 M NaOH,(A) How many mL of NaOH needed to completely neutralize the
1. 1 answer
2. asked by Lisa
3. 625 views
Your parents allow you to play video games for no more than 8 hours a week. You have already played for 2.5 hours this week.
1. 4 answers
2. asked by Bell
3. 615 views
A resistor of resistance R is connected to a power supply of constant EMF E=12 V and internal resistance r=3 Ω . The energy
1. 1 answer
2. asked by intermediate player PLEASE HELP
3. 611 views
Triangle LNK is isosceles and line LK is the base. use a paragraph proof to prove that triangle LNK is equal to triangle KNM
1. 1 answer
2. asked by emilee
3. 611 views
Since Jessica’s participation in local politics increased significantly after she joined her school’s political science
1. 1 answer
2. asked by John
3. 605 views
Hey ms sue can you please help me to simplify this paragraph?Raynaud's disease occurs when the small arteries (arterioles) that
1. 3 answers
2. asked by Shreya
3. 589 views
The length of the radius of a circle is 12 cm at the measure of a central angle, alpha, is 5pi/6. What is the length of the
1. 2 answers
2. asked by Anonymous
3. 588 views
Find the largest possible integer n such that there exists a non-constant quadratic polynomial f(x) with integer coefficients
1. 2 answers
2. asked by flex
3. 585 views
A salesman gets paid on commission, and his commission is based on how many units he sells during the month. If the salesman
1. 0 answers
2. asked by Jane
3. 584 views
describe the substance abuse of both legal and illegal drogs among the youth and explain the the factors that contribute to the
1. 1 answer
2. asked by Rabelani
3. 581 views
Name of physics book for 11 and 12.to catch engineering exam and other competetive exam
1. 1 answer
2. asked by john
3. 581 views
What is the concentration of NO−3 after mixing? Answer in units of mol/L
1. 0 answers
2. asked by Anonymous
3. 569 views
Sunshine Honda sold 112 cars this month. If that is 40% greater than last month, how many cars were sold last month?x=112*100/14
1. 3 answers
2. asked by Ann
3. 567 views
9. Explain the process of cross-multiplication.
1. 2 answers
2. asked by Serena
3. 559 views

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