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Questions Asked on September 13, 2013

A sprinter can accelerate with constant acceleration for 2.10s before reaching top speed. He can run the 100-meter dash in 10 s.
1. 2 answers
2. asked by Kala
3. 8,810 views
what volume of 16 sulfuric acid must be used to prepare 1.5 L of a 0.10 M H2SO4 solution
1. 6 answers
2. asked by kathy
3. 8,100 views
The triangle inscribed within square ABCD has, as its base, side AD, and has a height of 6 cm. If the area of the triangle is 21
1. 3 answers
2. asked by Anonymous
3. 8,044 views
Which ordered pair is a solution of the equation y = x – 3?(–2, 5) (–5, 2) (2, 5) (5, 2) Which ordered pair is a solution
1. 14 answers
2. asked by Jman
3. 7,201 views
Given the Na+/Na and K+/K half-cells, determine the overall electrochemical reaction that proceeds spontaneously and the E0
1. 6 answers
2. asked by Gabriella
3. 4,288 views
Allison drove home at 58 mph, but her brother Austin, who left at the same time, could drive at only 40 mph. When Allison
1. 2 answers
2. asked by Nic
3. 3,931 views
Ten identical lengths of wire are laid closely side by side. Their combined width is measured and found to be 14.2 mm.
1. 5 answers
2. asked by Arzam
3. 3,430 views
The complex number z satisfies the equation z+2iz*=12+9i. Find z giving your answer in the form x+iy.
1. 5 answers
2. asked by KerryJ
3. 3,084 views
There are 1,400 students in a school.The number of girls is 3/4 the number of boys.How many students are in the other grade
1. 3 answers
2. asked by Fernando
3. 2,699 views
An Ap student got a lab report back with "-4.5 % error" written in red on it. He had found the boiling point of an unknown
1. 2 answers
2. asked by Anonymous
3. 2,099 views
Compare and contrast the reproduction of mosses, ferns, gymnosperms, and angiosperms
1. 2 answers
2. asked by cat
3. 1,979 views
Medicine A will reduce the incidence of headaches . what is the independent variable and dependent variable and the two
1. 4 answers
2. asked by Jackie
3. 1,820 views
why is sexual reproduction better than a sexual reproduction for ensuring the survival of a species in a changing environment?
1. 3 answers
2. asked by cat
3. 1,774 views
Let t be time in seconds and let r(t) be the rate, in gallons per second, that water enters a reservoir:r(t)=700−40t. a) For
1. 1 answer
2. asked by Maria
3. 1,751 views
At a country concert, the ratio of the number of boys to the number of girls is 2:7. If there are 250 more girls than boys, how
1. 6 answers
2. asked by Chris
3. 1,721 views
Give an example of a real world situation that could be represented by the expression -1.4-2.3. Then simplify the expression and
1. 2 answers
2. asked by maureen
3. 1,657 views
Suppose a sports runner completes a 10K (10.0km) road race in 42 minutes and 27 seconds. What is the runner's average speed in
1. 1 answer
2. asked by kimberly harris
3. 1,651 views
1. What is the product of (-6.8)^2?-13.6 46.24 -46.24 13.6 2. Find the product. 5/10 * 10/3 23/6 -5/7 -7/5 5/3 3. Find the
1. 7 answers
2. asked by Charlotte
3. 1,603 views
evaluate the integral:integral of 13/(x^3 - 27) dx
1. 1 answer
2. asked by Anonymous
3. 1,544 views
Let t be time in seconds and let r(t) be the rate, in gallons per second, that water enters a reservoir:r(t)=700−40t. a) For
1. 1 answer
2. asked by charlotte
3. 1,498 views
1. What protects offenders by ensuring proportionate and non-arbitrary punishment?A. Criminal law B. Criminal action C. Criminal
1. 1 answer
2. asked by AMy
3. 1,420 views
Let sin A = 12/13 with 90º≤A≤180º and tan B = -4/3 with 270º≤B≤360º. Find tan (A - B).
1. 2 answers
2. asked by Matt
3. 1,395 views
Nobel laureate Richard Feynman (1918-1988) once said that if two persons stood at arm's length from each other and each person
1. 0 answers
2. asked by smita
3. 1,301 views
The launch site for trigon balloon co. is 250 ft above sea level. A hot air balloon is launched from the site and begins to rise
1. 2 answers
2. asked by sean
3. 1,285 views
how do you solve this algebra problem 8(2x-3)-6x if x = 3
1. 1 answer
2. asked by shantonia
3. 1,253 views
David is driving a steady 21.0m/s when he passes Tina, who is sitting in her car at rest. Tina begins to accelerate at a steady
1. 2 answers
2. asked by Kala
3. 1,214 views
Jane Smith currently holds tax-exempt bonds of Good Samaritan Healthcare that pay 7 percent interest. She is in the 40 percent
1. 1 answer
2. asked by Sharon
3. 1,191 views
1). What helped the economy of the West to grow?My answer: The West's growth in the 20th century was helped by air conditioning
1. 2 answers
2. asked by Anonymous
3. 1,185 views
In a reaction between pure acetic acid and sodium bicarbonate, 14.7 grams of sodium bicarbonate was added to 21.0 mL of acetic
1. 1 answer
2. asked by Kayla
3. 1,145 views
what law allows us to calculate a change in volume when the temperature changes , but the pressure is held constant
1. 1 answer
2. asked by kathy
3. 1,123 views
A 1.00 g sample of naphthalene (C10H8) contains 0.562 g of hydrogen. What is the mass percent of carbon in the compound
1. 3 answers
2. asked by camm
3. 1,079 views
A ball is dropped from a cliff that is 224 feet high. The distance S (in feet) that it falls in t seconds is given by the
1. 1 answer
2. asked by Jose
3. 1,066 views
When we say an atom has an incomplete outer shell, this means the atom has ______________________ electrons in its outermost
1. 1 answer
2. asked by Sam
3. 1,064 views
1). Why is the Unites States a leader in agricultural products?2). How has the economy of the South changed? 3). How has U.S.
1. 1 answer
2. asked by Anonymous
3. 1,047 views
2 A firm that owns the stock of another corporation does not have to pay taxes on the entire amount of dividends received. In
1. 0 answers
2. asked by Sharon
3. 1,046 views
by cutting a square out of each corner of a sheet of card (30cm by 21cm)and folding up the sides,i ca make an open box with a
1. 2 answers
2. asked by nicole
3. 993 views
Determine the number of diagonals in a regular 40-gpn
1. 1 answer
2. asked by Ruth
3. 988 views
Roberto has 40 marble, and Imelda has 27 marbles. Roberto gives 15% of his marbles to Imelda. Imelda now has what percent more
1. 1 answer
2. asked by Venus
3. 971 views
A rod 14.0 cm long is uniformly charged and has a total charge of -20.0 µC. Determine the magnitude and direction of the
1. 0 answers
2. asked by vishal
3. 964 views
Gloria's garden plot is one foot wider and three feet shorter than last year garden but has the same area. What were the
1. 6 answers
2. asked by Anonymous
3. 954 views
A ball is thrown straight upward. At 6.30 m above its launch point, the ball’s speed is one-half its launch speed. What
1. 0 answers
2. asked by Briana
3. 935 views
I have no idea on how to answer this question..."Use technology or a standard normal distribution table to find the area to the
1. 1 answer
2. asked by Jim
3. 916 views
The test average for Louis' calculus class is found by taking the arithmetic mean of his four best test scores. If his first
1. 3 answers
2. asked by Venus
3. 914 views
A parachutist with a camera, both descending at a speed of 14 m/s, releases the cameraat an altitude of 31.7 m. What is the
1. 0 answers
2. asked by brianna
3. 901 views
Identify the step of the Critical Process that will require attentive observation as you explore attributes such as lines,
1. 2 answers
2. asked by Anonymous
3. 856 views
1). In what industry do most Americans work?2). How did California become the nation's most populous state? 3). How has the
1. 7 answers
2. asked by Anonymous
3. 856 views
If the odds against John winning the election are 1 to 7,what is the probility that john will win the election
1. 1 answer
2. asked by Ruth
3. 813 views
show me how to simplify 4+1 to whole number
1. 2 answers
2. asked by #@#@#@
3. 803 views
2 A firm that owns the stock of another corporation does not have to pay taxes on the entire amount of dividends received. In
1. 1 answer
2. asked by Sharon
3. 794 views
Suppose a square garden has an area represented by 9x^2 square feet. If one side is made 7 feet longer and the other side is
1. 4 answers
2. asked by Stacey
3. 794 views
What mass (in grams) of steam at 100°C must be mixed with 462 g of ice at its melting point, in a thermally insulated
1. 0 answers
2. asked by adrian
3. 763 views
A large, flat, horizontal sheet of charge has a charge per unit area of 2.05 µC/m2. Find the electric field just above the
1. 0 answers
2. asked by priya
3. 762 views
At 1 atm, how much energy is required to heat 79.0 g of H2O(s) at –20.0 °C to H2O(g) at 121.0 °C?
1. 2 answers
2. asked by dinah
3. 708 views
The electric field everywhere on the surface of a thin, spherical shell of radius 0.710 m is measured to be 860 N/C and points
1. 0 answers
2. asked by priya
3. 704 views
In the Bohr theory of the hydrogen atom, an electron moves in a circular orbit about a proton, where the radius of the orbit is
1. 1 answer
2. asked by smita
3. 703 views
a solid metal sphere of radius 32cm is melted down and recast to make 64 identical small spheres.what will be the radius of each
1. 1 answer
2. asked by nicole
3. 691 views
I'm having trouble understanding significant figures. If a problem is requires two equations to finish, which of the original
1. 1 answer
2. asked by mae
3. 690 views
Six dogs have an average(arithmetic mean) weight of 55 pounds. If the heaviest dog weighs 100 pounds, the lightest dog weighs 5
1. 2 answers
2. asked by Venus
3. 687 views
1. The complex number 'a' is such that a^2=5-12iuse an algebraic method to find the two possible values of 'a' 8. The complex
1. 9 answers
2. asked by Kerry-Ann
3. 684 views
A particle with the mass of a proton is trapped in a box. The particle falls from the n=3 state to the n=2 state and emits 0.16
1. 1 answer
2. asked by Urgent help
3. 665 views
A 58 kg boy and a 38 kg girl use an elastic ropewhile engaged in a tug-of-war on a frictionless icy surface. If the acceleration
1. 1 answer
2. asked by Shareka
3. 662 views
(a) Two protons in a molecule are 3.80 multiplied by 10-10 m apart. Find the electrical force exerted by one proton on the
1. 0 answers
2. asked by smita
3. 658 views
Along a straight road through town, there are three speed-limit signs. They occur in the following order: 51 , 33 , and 26 mi/h,
1. 0 answers
2. asked by Briana
3. 654 views
A ball is thrown directly downward with an initial speed of 7.00 m/s, from a height of 30.4 m. After what time interval does it
1. 1 answer
2. asked by Ashley
3. 645 views
What happens when an appellate court reverses a lower court’s decision?A. The case is sent back to the trial level for further
1. 1 answer
2. asked by AMy
3. 644 views
In a class of 60 student,the number of student who passed biology is 6 more than the number of student who passed
1. 1 answer
2. asked by Daniel
3. 643 views
Paige and Julia are playing volleyball. Paige is in spiking position when Julia gives her the perfect set. The 0.226-kg
1. 0 answers
2. asked by Madi
3. 641 views
What protection is provided by the Fifth Amendment?A. Double jeopardy B. Self-incrimination C. Due process violations D. All of
1. 1 answer
2. asked by AMy
3. 639 views
In order to covert temperature from Celsius to Fahrenheit,one can use the following equation f= 1.8c+32,where C is the
1. 2 answers
2. asked by Kiran
3. 620 views
It is between 7 and 8 million it contains all the digits greater then 1 and less then 8 the hundred thousands digit is 3 the ten
1. 1 answer
2. asked by patricia
3. 610 views
suppose tan theta equal 4 and theta lies in the third quadrant. find the values of sec theta
1. 1 answer
2. asked by Broskie
3. 607 views
A ball rolls along flat ground at 7.0 m/s then encounters a hill. If the ball rolls 15 m up the hill before coming to a stop,
1. 0 answers
2. asked by dominique
3. 605 views
Using the price per dinner that you determined in the previous question, calculate the following. If Epicure offers a $1-off
1. 1 answer
2. asked by Jean
3. 604 views
This identity means that translating a basic sine graph 3π/2 units to the right produces a basic cosine graph.True or False?
1. 1 answer
2. asked by Matt
3. 599 views
reboot inc, manufacturer of hiking boots.make a rough sktch of a spreadsheet model, with blocks laid out for the data cells
1. 1 answer
2. asked by Anonymous
3. 598 views
At a certain dance class, each student must pick exactly one partner. Each pair of dancers must consist of one advanced student
1. 1 answer
2. asked by Venus
3. 596 views
The charge per unit length on a long, straight filament is -87.0 µC/m.(a) Find the electric field 10.0 cm from the filament.
1. 0 answers
2. asked by priya
3. 581 views
Let t be time in seconds and let r(t) be the rate, in gallons per second, that water enters a reservoir:r(t)=700−40t. a) For
1. 2 answers
2. asked by Maria
3. 580 views
An inheritance of $19,000 was divided among three investments yielding a total of $1490 in simple interest per year. The
1. 1 answer
2. asked by Doug
3. 577 views
Romeo and Juliet first saw each other when they were 270 feet apart. Romeo began running toward Juliet at a rate of 16 ft/s. At
1. 0 answers
2. asked by Josiah
3. 572 views
how many sig figs in this number: 32.6721
1. 2 answers
2. asked by Muhammad
3. 569 views
A 30.0 cm diameter loop is rotated in a uniform electric field until the position of maximum electric flux is found. The flux in
1. 0 answers
2. asked by suhani
3. 568 views
Hi,Could you give me your opinion if I should add more to. Thank you Why is political correctness important? Political
1. 1 answer
2. asked by va
3. 565 views
A ball is shot upward from the ground with an initial velocity of 12.0 m/s,along a y-axis that extends upward and that has its
1. 0 answers
2. asked by omar
3. 564 views
I have to determine the unknown length of a right triangke to the nearest tenth of a unit. One side is 7m and the base is 10m. I
1. 2 answers
2. asked by Cherie
3. 553 views
what word is the definition of "all of the populations in a given area." and some examples
1. 10 answers
2. asked by loli
3. 552 views
when are children first developmentally ready to begin learning science
1. 2 answers
2. asked by maxine
3. 550 views
A long, straight metal rod has a radius of 6.00 cm and a charge per unit length of 36.0 nC/m. Find the electric field at the
1. 1 answer
2. asked by gita
3. 549 views
The set S= {AAA,AA,C,D} represents the sizes of batteries a hardware store offers.The set T= {regular, alkaline, rechargeable}
1. 1 answer
2. asked by Mary
3. 542 views
I need help with solving these absolute value inequalities. I have to graph them as well.y< |x+2|+4 and y>|x+5|+3 I just don't
1. 1 answer
2. asked by Mimi
3. 541 views
Chip’s Home Brew Whiskey management forecasts that if the firm sells each bottle of Snake-Bite for $20, then the demand for
1. 1 answer
2. asked by MIchelle
3. 533 views
This 35-year-old female patient has carcinoma of the upper-outer left breast. She had a lumpectomy performed and a sentinel
1. 1 answer
2. asked by jessica
3. 533 views
An Ap student got a lab report back with "-4.5 % error" written in red on it. He had found the boiling point of an unknown
1. 1 answer
2. asked by Taylor
3. 529 views
A car is traveling down the road at 25 m/s,and then increases their speed to 45 m/s in 5 seconds. What is this car's
1. 3 answers
2. asked by teddy
3. 526 views
Solve Each equation by first dividing each side of the equation by the number outside the parentheses. When would you recommend
1. 3 answers
2. asked by #HELP!!!
3. 512 views
A block of metal has a width of 3.2 cm , a length of 17.1 cm , and height of 5.2cm . Its mass is 1.2kg . Calculate the density
1. 1 answer
2. asked by Jillian
3. 511 views
Angie's age is 7 less than twice her age five years ago. How old is Angie now?
1. 1 answer
2. asked by Venus
3. 504 views
Suggest one psychological research question that could be answered by each of the following types of statistical tests: •z
1. 1 answer
2. asked by Vanessa
3. 499 views
When a positive integer z is divided by 9, the remainder is 2. what is the remainder when 4z is divided by 6?
1. 2 answers
2. asked by Venus
3. 491 views
A block is sliding along a frictionless surface at a speed of 3.6 m/s. It hits a spring of spring stiffness constant k = 150
1. 0 answers
2. asked by Madi
3. 485 views

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