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Questions Asked on December 14, 2012

A river flows due east at 1.50 m/s. A boat crosses the river from the south shore to the north shore by maintaining a constant
1. 7 answers
2. asked by Anonymous
3. 13,837 views
1.7r – 7 = 2r + 18 (1 point) r = –5 r = 5 r = 2.2 r = 1.2 2. 2x + 12 = 18 – x (1 point) x = 3 x = 10 x = 6 x = 2 3. 8x –
1. 23 answers
2. asked by Delilah
3. 10,766 views
In rectangle KLMN, KM = 6x + 16, and LN = 49. Find the value of x.
1. 11 answers
2. asked by BaileyBubble
3. 6,879 views
A rectangle is drawn so the width is 7 inches longer than the height. If the rectangle's diagonal measurement is 46 inches, find
1. 2 answers
2. asked by Samuel
3. 6,510 views
The pH of a liquid is a measure of how acidic or basic it is. The concentration of hydrogen ions in a liquid is labeled [H+].
1. 5 answers
2. asked by Tori
3. 6,033 views
If the average of these four numbers is 21, find the missing number.12, 18, 28, ? What is the missing number and why
1. 10 answers
2. asked by Anonymous
3. 5,387 views
The ramp shown below is used to move crates of fruit to loading docks of different heights. When the horizontal distance AB is
1. 6 answers
2. asked by Becca
3. 5,182 views
Find two consecutive even integers such that the square of the smaller is 10 more than the larger.
1. 2 answers
2. asked by LP
3. 5,152 views
How do I disassociate Li2CO3I have tried Li_2CO_3--> 2Li^+ + 3CO^2- What am I doing wrong?
1. 6 answers
2. asked by Anita
3. 4,662 views
An electron is accelerated from rest to a velocity of 2.0x10^7 m/s.a) if the electron travelled 0.10m while it was being
1. 3 answers
2. asked by Leo
3. 4,034 views
The length of a rectangular garden is 4 yards more than the width. The area of the garden is 60 square yards. Find the
1. 2 answers
2. asked by LP
3. 3,149 views
Identify what is wrong with each italicized pronoun reference.If the driver hits another car in a moving violation, the cost of
1. 3 answers
2. asked by yamilex
3. 2,780 views
A swimmer swims in still water at a speed of 6.83 m/s. He intends to swim directly across a river that has a downstream current
1. 3 answers
2. asked by Anonymous
3. 2,708 views
A person walks the path shown below. The total trip consists of four straight-line paths.Path 1 is 80.0 m due east. Path 2 is
1. 1 answer
2. asked by Anonymous
3. 2,652 views
3. Which of the following words has a positive connotation? (1 point)childishimmature babyish youthful 4. Which of the following
1. 5 answers
2. asked by tesj
3. 2,594 views
One hundred nautical miles equals about 185 kilometers. To the nearest kilometer, how far in kilometers is 290 nautical miles?
1. 4 answers
2. asked by Anonymous
3. 2,394 views
An audio speaker at a concert emits sound uniformly in all directions at a rateof 100 W. (i) Calculate the sound intensity
1. 2 answers
2. asked by amy
3. 2,389 views
How high does a rocket have to go above theEarth’s surface so that its weight is reduced to 33.7 % of its weight at the
1. 1 answer
2. asked by Anonymous
3. 2,281 views
find the function that is finally graphed after the following transformations are applied to the graph of y=square root x in the
1. 2 answers
2. asked by help
3. 2,171 views
Which of the following statements about learning styles is false?A. An individual should study using techniques that utilize his
1. 3 answers
2. asked by amanda
3. 1,960 views
10. If the calcium oxide were obtained by the heating of calcium hydroxide, how much hydroxide would be needed to obtain the
1. 3 answers
2. asked by greg
3. 1,951 views
2NaN3(s)==>2Na(s) + 3N2(g)How many liters of N2 are produced at STP if the air bag contains 114g of NaN3 ?
1. 2 answers
2. asked by Lisa
3. 1,936 views
The pilot of an aircraft wishes to fly due west in a 46.8 km/h wind blowing toward the south. The speed of the aircraft in the
1. 2 answers
2. asked by Anonymous
3. 1,865 views
A 443 kg mass is brought close to a secondmass of 181 kg on a frictional surface with coeﬃcient of friction 0.5. At what
1. 1 answer
2. asked by Anonymous
3. 1,862 views
Show or prove that tan(θ) = v2/rg
1. 2 answers
2. asked by Zakari
3. 1,840 views
a 32 kg child stands at the edge of a circular platform that rotates at w=2rad/s about its center. Mass of platform=60kg,
1. 2 answers
2. asked by Help!
3. 1,828 views
To get the necessary funds for a planned expansion, a small company took out three loans totaling $25,000. The company was able
1. 1 answer
2. asked by Gina
3. 1,583 views
Balance the following equation. (for a balanced eq. aA + bB → cC + dD, enter your answer as the integer abcd)MnO4−(aq) +
1. 1 answer
2. asked by Trina
3. 1,521 views
Which sentence avoids using a pronoun reference error?Al had a dog with fleas, which he was always scratching. When I called the
1. 4 answers
2. asked by yamilex
3. 1,514 views
Calculate the number of moles in this quantity: 250 ml ethyl alcohol,C2H5OH(=0.789 g/ml)
1. 1 answer
2. asked by Anonymous
3. 1,480 views
Carpet Masters charges $9.50 per square yard to clean a carpet. If you have two rooms with an area of six square yards each, how
1. 3 answers
2. asked by Anonymous
3. 1,430 views
the cost of 2 televisions and 3 dvd players cost 1421 dollars the cost of 1 dvd player is half the cost of of 1 television what
1. 4 answers
2. asked by zahid
3. 1,408 views
What is the relationship between a number and four times that number increased by 78?
1. 0 answers
2. asked by tyneisha
3. 1,280 views
Which of the following is not a property of logarithms?A. log(A - B) = logA/logB B. logA + logB = logAB C. xloga = loga^x D.
1. 3 answers
2. asked by Pat
3. 1,269 views
Two long, straight, parallel wires carry current in the same direction. If the wires are 24 cm apart and carry currents of 2.0 A
1. 1 answer
2. asked by Lorii
3. 1,238 views
THis is how I setted up for the heading:Title: Hunger Games Author: Suzanne Collinns Rank: You should definitley read this!
1. 3 answers
2. asked by Celest
3. 1,156 views
This summer, local children can sigh up for art class or music lessons for a confiscate fee of $3. It's impossible to take both,
1. 2 answers
2. asked by Susan
3. 1,148 views
Spanish ?? Mandatos informales .Check Please, Answers are on the bottom of the page. 1) Choose the correct informal command for
1. 3 answers
2. asked by Victoria
3. 1,120 views
Octane has a vapor pressure of 40 torr at 45.1 degrees Celsius and 400 torr at 104 degrees Celsius. What is its heat of
1. 0 answers
2. asked by Dayton
3. 1,105 views
A school has a hall which is 22 m long and 15.5 m broad . A carpet is laid inside the leaving all around a margin of 75 cm from
1. 3 answers
2. asked by Anamika
3. 1,100 views
find the function that is finally graphed after the following transformations are applied to y=square root x in the order
1. 1 answer
2. asked by Heather
3. 1,097 views
Im doing a worksheet and i had to draw PE diagram which had the Ea(activation energy)at 80kJ and the enthalpy change is -40kJ.*A
1. 0 answers
2. asked by Anonymous
3. 1,090 views
Find three consecutive integers such that the sum of the second and the third is 17. Which equation would be used to solve this
1. 1 answer
2. asked by tyneisha
3. 1,081 views
A formation energy of 1.11 eV is required to create a vacancy in a particular metal. At 777oC there is one vacancy for every
1. 4 answers
2. asked by kiril
3. 1,077 views
An arrow is shot straight upward at 55 m/s.a) find the time until the arrow reaches its peak b)how high was the arrow at its
1. 1 answer
2. asked by Bree
3. 1,076 views
You need to open a heavy door that's 40 inches wide. Instinctively, you push near the edge that's the farthest from the hinges.
1. 2 answers
2. asked by Anonymous
3. 1,074 views
The sum of a negative number and its square is 56. What is the number?
1. 2 answers
2. asked by LP
3. 1,066 views
You are conducting experiments with your x-ray diffractometer.(a) A specimen of molybdenum is exposed to a beam of monochromatic
1. 6 answers
2. asked by vanesa
3. 1,063 views
I need serious help writing a thesis statement and body paragraphs and a conclusion paragraph with 2 quotes and a connotation of
1. 1 answer
2. asked by Cheyenne
3. 1,061 views
If you have 43 marbles. You divide them equally among some sacks. How many sacks must you use to get fewer than 8that marbles in
1. 1 answer
2. asked by Jo
3. 1,058 views
(a) The figure above shows how the energy of a system varies as a chemical reaction proceeds. Match the numbers features labeled
1. 3 answers
2. asked by Odesa
3. 1,036 views
If you double the concentrate of yeast in the dough how do you think your results might change ??? Please I really do need help
1. 0 answers
2. asked by Crystal
3. 1,034 views
You are conducting experiments with your x-ray diffractometer.(a) A specimen of molybdenum is exposed to a beam of monochromatic
1. 3 answers
2. asked by dato
3. 1,034 views
In which sentence is a homonym used correctly?A. I would not want to be there mother. B. He replaced the brake lining. C.
1. 2 answers
2. asked by Sandia
3. 1,032 views
You are conducting experiments with your x-ray diffractometer.(a) A specimen of molybdenum is exposed to a beam of monochromatic
1. 1 answer
2. asked by luis
3. 1,032 views
An archer puts a 0.34 kg arrow to the bowstring. An average force of 213.1 N is exertedto draw the string back 1.48 m. The
1. 1 answer
2. asked by Anonymous
3. 994 views
A latex balloon, wall thickness 3.091 x 10-4 m, contains helium at a concentration of 0.5 kg m-3. Under these conditions the
1. 4 answers
2. asked by student
3. 985 views
Chemical analysis of a silicon crystal reveals gallium at a level of 3.091×10−8 atomic percent. Assuming that the
1. 9 answers
2. asked by student
3. 982 views
Suppose you invest $1600 at an annual interest rate of 7.9% compounded continuously. How much will you have in the account after
1. 2 answers
2. asked by Tori
3. 967 views
A machine part rotates at an angular speedof 0.77 rad/s; its speed is then increased to 1.76 rad/s using an angular acceleration
1. 1 answer
2. asked by Anonymous
3. 967 views
Since fermentation occus in the cytoplasm of yeast cells explain the role of mitochondria in yeast cells?
1. 3 answers
2. asked by Eric
3. 961 views
PLEASE CHECK? :OOAnswers On bottom: A. Chose the right verb to complete the sentence. 1. A Marta ____________ comprar un vestido
1. 3 answers
2. asked by Victoria
3. 956 views
1.)Mike is 5 years more than twice as old as Tom. The sum of their ages is 65. How old is Mike?2.)Mrs. Computer is 3 times older
1. 1 answer
2. asked by tyneisha
3. 952 views
How many grams of acetic acid must be dissolved to produce 3875 ml with a Ph of 2.9?
1. 1 answer
2. asked by Shelly
3. 946 views
Balance the following equation. (for a balanced eq. aA + bB → cC + dD, enter your answer as the integer abcd)MnO4−(aq) +
1. 1 answer
2. asked by Trina
3. 943 views
Grete Waitz won the New York marathon nine times. The rate at which she ran during her last victory in 1988 was 26 miles in 148
1. 4 answers
2. asked by Anonymous
3. 938 views
The glass panels of a sky roof need to be coated in order to screen out ultraviolet radiation (10-400 nm wavelength) but without
1. 3 answers
2. asked by Anonymous
3. 926 views
A solution of potassium hydroxide is in equilibrium with an undissolved solute at 45 degrees Celsius. What will happen to the
1. 0 answers
2. asked by Dayton
3. 924 views
The diffusion coefficient of silver (Ag) in copper (Cu) has the following values:T (K) D (m2s-1) 923 5.42 x 10-16 1173 1.34 x
1. 8 answers
2. asked by Odesa
3. 922 views
The pH of a liquid is a measure of how acidic or basic it is. The concentration of hydrogen ions in a liquid is labeled [H+].
1. 2 answers
2. asked by Tori
3. 918 views
evaluate the following in exact form, where the angeles alpha and beta satisfy the conditions:sin alpha=4/5 for pi/2 < alpha <
1. 0 answers
2. asked by liyah
3. 915 views
Is it to personal if I ask if you have an email?!I would like you to check my spanish work before I turn it in to my teacher.
1. 2 answers
2. asked by Victoria
3. 903 views
In the figure below, the scale on which the 63 kg physicist stands reads 236 N. How long will the cantaloupe take to reach the
1. 3 answers
2. asked by Yes
3. 895 views
Chemical analysis of a silicon crystal reveals gallium at a level of 3.091×10−6 atomic percent. Assuming that the
1. 4 answers
2. asked by lisa
3. 890 views
What is the enthalpy of formation of 2C10H22+31O2=20CO2+22H2O
1. 1 answer
2. asked by Anonymous
3. 880 views
How many electrons are there in the unipositive ion of Cs-136 (#55)? How many neutrons?
1. 1 answer
2. asked by Lolly
3. 876 views
A school has a hall which is 22 m long and 15.5 m broad . A carpet is laid inside the leaving all around a margin of 75 cm from
1. 4 answers
2. asked by angel
3. 870 views
I need help with listing two ways that single - celled fungi are different from bac-terial cells??? I'm so clueless I'm begging
1. 2 answers
2. asked by Sierra
3. 870 views
(a) Cadmium telluride (CdTe) is a semiconductor witha band gap, Eg, of 1.45 eV. Calculate the value of the absorption edge of
1. 6 answers
2. asked by Odesa
3. 867 views
The perimeter of the office bulletin board is 24 ft. The perimeter of the sandbox is 1 1/2 times as long. What is the perimeter
1. 1 answer
2. asked by K
3. 861 views
In the rhombus, m<1 = 18x,m<2 = x + y, and m<3 = 30z. Find the value of the variables x, y, and z.
1. 1 answer
2. asked by Meme
3. 861 views
what is the magnitude and sign of the molar heat of vaporization of butane
1. 1 answer
2. asked by Kendra
3. 852 views
Suppose you invest $1600 at an annual interest rate of 7.9% compounded continuously. How much will you have in the account after
1. 1 answer
2. asked by Tori
3. 847 views
A stretched string of length 80 cm has a fundamental frequency of vibration of 400 Hz.What is the speed of the sound wave in the
1. 1 answer
2. asked by amy
3. 845 views
write the function whose graph is the function of y=(x+5)^2 but is reflected about the x-axis.y=
1. 1 answer
2. asked by help
3. 827 views
You need to open a heavy door that's 40 inches wide. Instinctively, you push near the edge that's the farthest from the hinges.
1. 0 answers
2. asked by Anonymous
3. 826 views
Express each ratio as a unit rate.Round to the nearest tenth, if necesary.A: 400 feet in 52.4 seconds B: 184 meters in 38
1. 2 answers
2. asked by gary
3. 812 views
12. An avalanche rescue team travels 8.55 km along a snow-covered trail. For the first section, the trail is flat. The team
1. 1 answer
2. asked by Eric
3. 805 views
draw the shape of an ice-cream cone wrapper when it is slit from the edge to the center point and flattened out
1. 1 answer
2. asked by mark
3. 801 views
If a pastry chef has 13 lbs of apple slices to make 8 apple pies if slices are distributed equally what will be the wright of
1. 2 answers
2. asked by tj
3. 799 views
A necklace, priced between $50 and $100, was on sale at 25% off. When the original price (a whole dollar amount) was discounted,
1. 3 answers
2. asked by peaches
3. 795 views
How could one lower the glass transition temperature of a germate (GeO2) glass? Select ALL possible ways.A)Increase the cooling
1. 5 answers
2. asked by Anonymous
3. 789 views
A biologist has three salt solutions: some 5% solution, some 15% solution, and some 25% solution. She needs to mix some of each
1. 1 answer
2. asked by Gina
3. 787 views
How many grams of carbon dioxide can be obtained from the action of 100.0 g of sulfuric acid on 100.0 g of calcium carbonate??I
1. 1 answer
2. asked by Jay
3. 785 views
Two long, straight, parallel wires carry current in the same direction. If the wires are 24 cm apart and carry currents of 2.0 A
1. 0 answers
2. asked by Lorii
3. 780 views
Can you check these?Strong attractive forces that keep atoms connected together are called _____. A. valence electrons B.
1. 1 answer
2. asked by Victoria
3. 777 views
I am really stuck in this biology it super hard how do yeast cells benefit from fermentation ?I wil be happy if anyone would
1. 2 answers
2. asked by Justin
3. 757 views
A software company started with 2 employees. In 6 months, the company had 14 employees. The number of employees increased at a
1. 1 answer
2. asked by Tony
3. 751 views
Joshua has 3 yards of ribbon. He needs 1/4 yard to make 1 bow. How many bows can he make?
1. 3 answers
2. asked by Kye
3. 732 views
The yellow line emitted by a helium discharge tube in the laboratory has a wavelength of 587 nmThe same yellow line in the
1. 1 answer
2. asked by amy
3. 731 views

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