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2013
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Questions Asked on March 21, 2013

4. Which of the following is true about a trend line for data? (1 point)The minimum data point always lies on the trend line.
1. 18 answers
2. asked by Philly
3. 7,907 views
What are the first four terms of the sequence represented by the expression 4n - 2?A. 3, 7, 11, 15 B. 2, 6, 10, 14 C. 1, 5, 9,
1. 0 answers
2. asked by cassie
3. 6,644 views
a cube with 2 in sides is placed on a cube with 3 in sides. then a cube with 1 in sides is placed on the 2 in cube. what is the
1. 3 answers
2. asked by j
3. 4,609 views
Let f be the function satisfying f'(x)=x√(f(x)) for all real numbers x, where f(3)=25. 1. Find f''(3).2. Write an expression
1. 1 answer
2. asked by Jess
3. 4,042 views
Ignoring activities, determine the molar solubility of copper (I) azide (CuN3) in a solution with a pH of 10.83. Ksp (CuN3) =
1. 1 answer
2. asked by Jackie
3. 3,981 views
What is the probability of randomly selecting a z-score less than z = 0.80 from a normal distribution.a)-0.2119 b)0.7881
1. 1 answer
2. asked by Jane Segurra
3. 3,959 views
What is the answer to the riddle: why does the us mint need a new building?
1. 5 answers
2. asked by Monica
3. 3,688 views
Why is a dilute solution of boric acid H3BO3 used as an eyewash?How does it work in cleansing the eye from chemicals?
1. 1 answer
2. asked by Jonah
3. 3,479 views
1.Which of the following is not a function of a good thesis statement? (1 point) to establish the credibility of the author to
1. 3 answers
2. asked by Delilah
3. 3,018 views
Isosceles triangle ABC has sides of length AB=AC=25 and BC=40 . Find the area of a semicircle inscribed in triangle ABC with
1. 12 answers
2. asked by Knights
3. 2,743 views
A piece of wire 24 cm long is cut into two pieces and each piece is bent to form a square . Find the lenght of each piece of
1. 2 answers
2. asked by mark
3. 2,626 views
A right triangle’s legs are 3 and 4 meters long. What is the measure of the angle adjacent to the 4-meter leg to the nearest
1. 3 answers
2. asked by Jack
3. 2,576 views
Identify the sequence as arithmetic, geometric, or neither. Explain your answer.1.6, 0.8, 0.4, 0.2, . . . I think it is
1. 9 answers
2. asked by cassie
3. 2,575 views
Which of the following salts is NOT more soluble in acidic solution than in pure water?A. ZnS B. AgCN C. Ba3(PO4)2 D. ZnCO3 E.
1. 1 answer
2. asked by Jonah
3. 2,570 views
Oprah Winfrey ha closed on a 42- acre estate near Santa Barbara California for $50,000,000 If Oprah puts down 20% down and
1. 2 answers
2. asked by k
3. 2,493 views
In Drosophila melanogaster, the genes for purple eyes (pr) and curved wings (c) are on the same chromosome. The recombination
1. 2 answers
2. asked by qwerty
3. 2,347 views
Two circles of radius 1 are externally tangent at Q . Let PQ and QR be diameters of the two circles. From P a tangent is drawn
1. 2 answers
2. asked by Knights
3. 2,345 views
A 5.0-g Sample of KBr at 25.0 degrees celsius dissolves 25.0 mL of water also at 25.0 degrees celsius. The final equilibrium
1. 1 answer
2. asked by Sam
3. 2,306 views
Identify the atom that increases in oxidation number in the following redox reaction.2MnO2 + 2K2CO3 + O2 2KMnO4 + 2CO2 *A.) Mn
1. 1 answer
2. asked by Jade
3. 2,222 views
Determine the molar solubility (S) of Zn(CN)2 in a solution with a pH = 4.91. Ksp (Zn(CN)2) = 3.0 × 10-16; Ka (HCN) = 6.2 ×
1. 2 answers
2. asked by Jackie
3. 2,078 views
A hot air balloon is rising upwards at a constant velocity of 5 m/s . When the balloon is 60 m above the ground , a sand bag is
1. 2 answers
2. asked by Sandile
3. 2,051 views
Questions:3. Paella is a dish like tacos. a dish made of rice, seafood, and vegetables eaten in Spain. another name for
1. 3 answers
2. asked by Jade
3. 2,044 views
ANGLES X AND Y ARE SUPPLEMENTARY ,AND THE MEASURE OF ANGLES X IS 24 DEGREES GREATER THAN THE MEASURE OF ANGLE Y. FIND THE ANGLE
1. 2 answers
2. asked by JOSEPH
3. 2,033 views
The hypotenuse of a right triangle is 1 cm more than twice the shorter leg, and the longer leg is 9 cm less than three times the
1. 1 answer
2. asked by nikki
3. 1,967 views
Which equivalent fraction would you have to use in order to add 3/5 to 21/25
1. 3 answers
2. asked by Alex
3. 1,904 views
1) What volume of 1.25 mol/L hydrobromic acid, HBr(aq) will neutralize 75.0 ml of 0.895 mol/L magnesium hydroxide Mg(OH)2(aq)?2)
1. 2 answers
2. asked by Katlyn
3. 1,867 views
A wall pennant is in the shape of an isosceles triangle. Each of the two equal sides measures 18 in more than the third side,
1. 3 answers
2. asked by Laura
3. 1,864 views
A sealed 1.0L flask is charged with .500mol I2 and .500mol Br2 and an equilibrium reaction esues: I2(g)+Br2(g)=2IBr(g)When the
1. 3 answers
2. asked by Jonah
3. 1,848 views
at 84 degrees Celsius , a gas in a container exerts a pressure of 0.503 ATM. assuming the size of the container remains the
1. 1 answer
2. asked by natalee
3. 1,785 views
Air trapped in a cylinder fitted with a piston occupies 145.7 mL at 1.08 atm pressure. What is the new volume of air when the
1. 2 answers
2. asked by tess
3. 1,760 views
a student plucks a guitar string and the vibrations produce a sound wave with a freuency of 650 hertz.Calculate the wavelength
1. 2 answers
2. asked by Anonymous
3. 1,756 views
What is the reducing agent in the following reaction?2NA + 2H2O 2NaOH + H2 A.Na B.H2O C.NaOH D.H2 I think it is B...?
1. 1 answer
2. asked by cassie
3. 1,605 views
a recipe for chocolate chip cookies calls for 1 1/2 cups of flower. If you are making 2 1/3 recipes, how many cups of flower are
1. 1 answer
2. asked by michala
3. 1,496 views
Assume you can heat water with perfect insulation (all the heat from combustion of ethanol is transferred to water). What is the
1. 1 answer
2. asked by Alexandra
3. 1,494 views
Find the sum of all 3-digit positive numbers N that satisfy the condition that the digit sum of N is 3 times the digit sum of
1. 5 answers
2. asked by rohit
3. 1,450 views
two third of a blueberry pie is left in the refrigerator. If the leftover pie is cut in 6 equal size, which fraction of the
1. 4 answers
2. asked by jennifer
3. 1,438 views
What three things must be known to perform radiometric dating?
1. 1 answer
2. asked by Candy
3. 1,419 views
Amanda bought a car for $8,500. Her loan was for five years at a 4.6% interest rate. How much will Amanda pay for her car total,
1. 3 answers
2. asked by madog
3. 1,419 views
What does nine less than the product of a number and 4
1. 3 answers
2. asked by Taija
3. 1,391 views
The launching mechanism of a toy gun consists of a spring of unknown spring constant, as shown in the figure below. If the
1. 1 answer
2. asked by Anonymous
3. 1,369 views
Write a program that displays the recommended weight, given the user’s age and height (cm). The formula for calculating the
1. 1 answer
2. asked by happy
3. 1,338 views
PLEASE HELP ME THESE THE ONLY ONES I COULDNT FIND THANK U SO MUCH1.Which of the following is not a key consideration when
1. 3 answers
2. asked by Brica89
3. 1,325 views
iN manoa Valley on the island of Oahu Hawaii the annual rainfall averages 43.6 inches with a standard diviation 7.5 inches. for
1. 1 answer
2. asked by luvmmmath
3. 1,308 views
evaluate each of the following..sin 130.tan 60/cos 540.tan 230.sin 400
1. 4 answers
2. asked by Jossie
3. 1,295 views
Which graph matches the function:y= square root 2x + 6 How would this look on a graph? Thank You.
1. 8 answers
2. asked by Jack
3. 1,273 views
The subject of "Game" can best be described as:a. survival of the fittest b. the dehumanization of humans c. the profound
1. 3 answers
2. asked by Dalton
3. 1,270 views
In Example 5.8, we investigated the apparent weight of a fish in an elevator. Now consider a72.0 kg man standing on a spring
1. 0 answers
2. asked by Pritesh
3. 1,261 views
a piece of rope 3m 66 m long was cut into 2 pieces. the longer piece was twice as long as the shorter piece. What was the length
1. 2 answers
2. asked by Xio
3. 1,260 views
Hello,I have some practice math I'm working through and I'm unsure about the answer. I will also put what I got. Thanks for the
1. 1 answer
2. asked by Kris
3. 1,248 views
A conical pendulum is formed by attaching a 0.60kg ball to a 1.0m -long string, then allowing the mass to move in a horizontal
1. 1 answer
2. asked by Leanna
3. 1,229 views
The circle x2-2x+y2-4y-4=0 lies on the cartesian plane,question 2.1.1 equation of new circle which is the rotation of original
1. 0 answers
2. asked by Jossie
3. 1,223 views
The drawing shows a square, each side of which has a length of L = 0.25 m. Two different positive charges q1 and q2 are fixed at
1. 1 answer
2. asked by Sarah
3. 1,201 views
Final averages are typically approximately normally distributed with a mean of 66 and a standard deviation of 10.5. Your
1. 1 answer
2. asked by Jane Segurra
3. 1,196 views
Object I is a solid cylinder with diameter d has resistance R. What would be resistance of another object made of the same
1. 1 answer
2. asked by k
3. 1,194 views
Two charges, qA and qB, are separated by a distance, d, and exert a force, F, on each other. Analyze Coulomb's law and answer
1. 0 answers
2. asked by Billy
3. 1,188 views
An electron with a velocity of v = (3 x + 4 y + 2 z) × 106m/s enters a region where there is both a magnetic field and an
1. 0 answers
2. asked by Lindsey
3. 1,167 views
The circle x2-2x+y2-4y-4=0 lies on the cartesian plane,question 2.1.1 equation of new circle which is the rotation of original
1. 1 answer
2. asked by Jossie
3. 1,166 views
A piece of wood that is 9 feet long is cut in half legthwise. Each half is then cut legthwise into six congruent pieces. What is
1. 2 answers
2. asked by syram
3. 1,158 views
The sound emitted by bats has a wavelengthof 3.45 mm. What is the frequency in air? The speed of sound in air is 343 m/s.
1. 1 answer
2. asked by Lindsey
3. 1,132 views
Suppose that 10.9 mL of HNO3 is neutralized by 83.9 mL of a 0.0021 < solution of KOH in a titration. Calculate the concentration
1. 1 answer
2. asked by Laura
3. 1,122 views
The rate constant for this first-order reaction is 0.650 s–1 at 400 °C.A------> Products How long (in seconds) would it take
1. 1 answer
2. asked by Unknown
3. 1,116 views
Simplify:5th roof of (6th root of 10 * sqaure root of 1000) or: (10^1/6 * 1000^1/2)^1/5 (^ another way of writing it)
1. 2 answers
2. asked by Jess
3. 1,108 views
The most recent financial statements for Retro Machine, Inc., follow. Sales for 2010 are projected to grow by 20 percent.
1. 0 answers
2. asked by cj
3. 1,104 views
If a 6 meter pole and a 3 meter pole are connected by wires from the top to bottom, how tall is the pole touching the
1. 0 answers
2. asked by Mari
3. 1,095 views
Circle O has a circumference of 220 meters. What is the approximate area of circle O? Show your work.
1. 2 answers
2. asked by syram
3. 1,075 views
covert the compound statement into words.Let r="the food is good" p="I eat too much" q=I'll exercise." I'll exercise if i don't
1. 1 answer
2. asked by nike davis
3. 1,074 views
Given: ABCD is arhombus.prove:AC bisects angle BAD and angel BCD.
1. 0 answers
2. asked by bhfewbidsukj
3. 1,059 views
Find the sample space. a Bag contains 4 marbles: one each of red, blue, green and violet. Two marbles are drawn from the bag.
1. 0 answers
2. asked by Nangoyi
3. 1,051 views
rewrite each in exponential expression as a logarithmic expressiona)log,x=4 b)log 5=2 c)log ,8=x
1. 1 answer
2. asked by zachary
3. 1,049 views
A man drags a 71.5-kg crate across the floor at a constant velocity by pulling on a strap attached to the bottom of the crate.
1. 0 answers
2. asked by A
3. 1,044 views
A 2 kg cart rolls across the floor and runs into the wall and sticks. Before the collision the cart has a velocity of 4 m/s in
1. 1 answer
2. asked by Isis
3. 1,040 views
Given Zn(NO3)2 + (NH4)2S = ZnS + 2NH4NO3 (molar mass of Zn(NO3)2 189 g, molar mass of (NH4)2S 68 g), what is the molarity of a
1. 1 answer
2. asked by Stephen
3. 1,033 views
Why does the color of Methyl Orange change at all in he presence of buffer components?
1. 1 answer
2. asked by Jonah
3. 1,032 views
A charged particle is moving downward with an initial speed of 5 × 106m/s when it encounters a uniform magnetic field that
1. 0 answers
2. asked by Lindsey
3. 1,031 views
Condition Pressure Volume Temperature Commentinitial 1.0 atm 22.4 L 273 K 1 mole of N2 gas fills the tank. final 3.0 atm 22.4 L
1. 1 answer
2. asked by alex
3. 1,018 views
How many grams of (NH4)2S2O3 were in the fertilizer sample
1. 1 answer
2. asked by dug
3. 1,018 views
evaluate each of the following...sin 75-cos 105-sin 15+cos 15
1. 2 answers
2. asked by Jossie
3. 1,018 views
How many milliliters of 6.50 M HCl(aq) are required to react with 5.95 g of an ore containing 35.0% Zn(s) by mass?
1. 1 answer
2. asked by Robert
3. 1,011 views
The letters in the word Paris are written on slips of paper and placed in a bag. Each letter will be put back after it is drawn.
1. 1 answer
2. asked by Hays
3. 1,011 views
find a third degree polynomial function with real coefficients -2+i and -4 zeros
1. 1 answer
2. asked by Anonymous
3. 1,010 views
Im helping my son to find the area of a rectangle that is 7 3/8 inches and 4 inches the height.I need to know how to convert the
1. 1 answer
2. asked by Lisa
3. 1,004 views
In slow- pitch softball the ball is pitched in an underhand motion. A batter in a softball game is pitched a ball that has
1. 0 answers
2. asked by mo
3. 996 views
Suppose a 24.7 mL sample of helium gas at 25.°C and 1.14 atm is heated to 50°C and compressed to a volume of 14.8 mL. What
1. 8 answers
2. asked by Lance Pls explain to me this Problem
3. 995 views
Identify and describe environmental problems that cause ill health , accidents crises ans disasters in your community!
1. 2 answers
2. asked by marakes
3. 992 views
a travel mug is shaped like a cylinder. it is 9cm wide and 15cm tall. find its volume to the nearest tenth. use 3.14 for pie.
1. 2 answers
2. asked by Anonymous
3. 990 views
Calculate the pOH of an aqueous solution of 146.6 ml of 0.000625 M HBr(aq) after dilution to 850 ml.
1. 0 answers
2. asked by Mary Ann
3. 977 views
Can you completely cover a 4 ft by 8 ft area with 3 ft by 3 ft tiles without cutting the tiles?
1. 2 answers
2. asked by Lois
3. 974 views
The circle x2-2x+y2-4y-4=0 lies on the cartesian plane,question 2.1.1 equation of new circle which is the rotation of original
1. 2 answers
2. asked by Jossie
3. 964 views
What is the probability of randomly selecting a z-score less than z = 0.80 from a normal distribution?a)-0.2119 b)0.7881
1. 0 answers
2. asked by Jane Segurra
3. 953 views
An equilateral triangle has a perimeter of 15x +18. What is the length of each side of the triangle?
1. 2 answers
2. asked by Anonymous
3. 952 views
find all solutions to 4tanθ + √3 = tanθ
1. 1 answer
2. asked by isla
3. 932 views
3a+b=52a+5=10use elimination to solve each systems of equations.
1. 1 answer
2. asked by Anonymous
3. 931 views
Solve for B: square root b^4/25 = 4.A.) 2 B.) +/- 5 square root 2 C.) 3 D.) +/- 2 square root 5 I don't know how to do these so
1. 6 answers
2. asked by Jack
3. 915 views
10.Fill in the blank with the correct form of the verb: ellos/salir. Ellos ______ Is it: Ellos salen or Is it: Ellos salieron
1. 1 answer
2. asked by Jack
3. 914 views
If r = 12.5 and s = |−13|, which of the following inequalities is not true???1.r≠s 2.r< s 3.r≥s 4.r≤s
1. 1 answer
2. asked by lina
3. 909 views
A dock worker loading crates on a shipﬁnds that a 18 kg crate, initially at rest on a horizontal surface, requires a 71 N
1. 2 answers
2. asked by Aaron
3. 905 views
The frequency of color blindness in the Caucasian American male population is about 8%. If a random sample of 125 individuals is
1. 0 answers
2. asked by Cheryl
3. 893 views
Object I is a solid cylinder with diameter d has resistance R. What would be resistance ofanother object made of the same
1. 0 answers
2. asked by k
3. 885 views
A 4.10 m long, 590 kg steel beam extends horizontally from the point where it has been bolted to the framework of a new building
1. 0 answers
2. asked by Zoe
3. 884 views
105 91 82 59 97 72 72 88 81What is the mode of these scores? A.46 B.72 C.82 D.83 B? 2.The test scores of 1 students are shown
1. 5 answers
2. asked by Jerald
3. 881 views

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