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2013
April

Questions Asked on April 29, 2013

7.Identify the sentence that contains a word or phrase that should not be in italics. *Is Mel Gibson in the movie version of
1. 30 answers
2. asked by james
3. 20,448 views
8.Identify the sentence that contains an error in punctuation or capitalization. "After you’ve rested," Frank said, "please
1. 22 answers
2. asked by james
3. 12,481 views
9.Identify the sentence that contains an error in punctuation or capitalization. Perry asked if anyone knew the words to "Locked
1. 11 answers
2. asked by james
3. 6,499 views
Is 9th grade biology hard?Is it interesting...?? I love life science but I just wondering if 9th grade biology hard??? I'm
1. 43 answers
2. asked by Sarah
3. 5,751 views
11.All of the guests at the party partook in libations of all sorts to honor the hostess of the party. a meal of several courses
1. 14 answers
2. asked by james
3. 4,549 views
Draw a model for each mixed number then write the mixed number as an improper fraction1.4 1/3=13/13 2.3 3/8=27/8 3.2 2/5=12/5 If
1. 7 answers
2. asked by Jerald
3. 3,749 views
A multiple choice quiz contains five question. Each question has four answer choices. Michael is not prepared for the quiz and
1. 1 answer
2. asked by Ashley
3. 3,090 views
A pair of fuzzy dice are hanging by a string in my car from the rear-view mirror. I hit the gas pedal, and while I accelerate
1. 5 answers
2. asked by ianian
3. 2,921 views
What is the pH of a solution prepared by mixing 50.00 mL of 0.10 M NH3 with 25.00 mL of 0.10 M NH4Cl? Assume that the volume of
1. 3 answers
2. asked by John
3. 2,722 views
A solution of H2SO4(aq) with a molal concentration of 1.66 m has a density of 1.104 g/mL. What is the molar concentration of
1. 1 answer
2. asked by Tanner
3. 2,602 views
The temperature of an ideal gas in a 5.00 L container originally at 1.01 bar pressure and 25 °C is lowered to 220 K. Calculate
1. 2 answers
2. asked by Kat
3. 2,412 views
A 79-kg sprinter accelerates from rest to a speed of 11.0 m/s in 4.8 s.(a) Calculate the mechanical work done by the sprinter
1. 1 answer
2. asked by Annette
3. 2,395 views
Solve the mathematical puzzle.Determine the digits of R from these clues. The first digit is the answer when the third digit is
1. 1 answer
2. asked by Shawna Lynn
3. 2,260 views
Al2(SO4)3+6KOH-->2Al(OH)3+3K2SO4a)How many grams of potassium hydroxide are needed to completely react with 870 mg of aluminum
1. 1 answer
2. asked by ashley
3. 1,996 views
How many grams of ethylene glycol must be added to 37.8g of water to give a freezing point of -0.150 degrees Celsius
1. 2 answers
2. asked by lerato
3. 1,945 views
If the density of pure acetic acid is 1.005g/cm, what is it molarity
1. 3 answers
2. asked by Dorcas
3. 1,897 views
The school's total attendance is 449, there are 81 present in math class, what percent of the total attendance is the attendance
1. 1 answer
2. asked by Shawna Lynn
3. 1,872 views
The pressure in a constant-volume gas thermometer is 0.700 atm at 100°C and 0.512 atm at 0°C.(a) What is the temperature when
1. 2 answers
2. asked by Anonymous
3. 1,813 views
a quiz consists of 30 true or false questions. if the student guesses on each question, what is the standard deviation of the
1. 2 answers
2. asked by mike
3. 1,768 views
A 79-kg sprinter accelerates from rest to a speed of 11.0 m/s in 4.8 s.(a) Calculate the mechanical work done by the sprinter
1. 1 answer
2. asked by Annette
3. 1,724 views
Three point charges lie in a straight line along the y-axis. A charge of q1 = -9.80 µC is at y = 6.00 m, and a charge of q2 =
1. 1 answer
2. asked by John Miller
3. 1,522 views
A 22.0-L tank of carbon dioxide gas (CO2) is at a pressure of 9.40 105 Pa and temperature of 22.0°C.(a) Calculate the
1. 1 answer
2. asked by Annette
3. 1,491 views
8.Identify the sentence that contains an error in punctuation or capitalization. "After you’ve rested," Frank said, "please
1. 5 answers
2. asked by james
3. 1,461 views
A rectangular piece of cardboard is 2 units longer than it is wide?From each of its corner a square piece 2 units on a side is
1. 1 answer
2. asked by Firdous
3. 1,434 views
The speed of a powerboat in still water is 35 mi/h. It is traveling on a river that flows directly south at 8 mi/h.the boat
1. 1 answer
2. asked by belkis
3. 1,391 views
A nuclear power plant has an electrical power output of 1900 MW and operates with an efficiency of 32%. If excess energy is
1. 0 answers
2. asked by Annette
3. 1,384 views
8. At TelePower Plus, long-distance phone calls to China cost $0.59 for the first minute and $0.25 for each additional minute,
1. 9 answers
2. asked by angela richardson
3. 1,373 views
1. An 7-bit counter is wired as follows: The CLK input to the first stage (LSB) is the system clock. Each stage's output is used
1. 1 answer
2. asked by Thomas
3. 1,300 views
An ideal gas is enclosed in a cylinder with a movable piston on top of it. The piston has a mass of 8,000 g and an area of 5.00
1. 1 answer
2. asked by Annette
3. 1,281 views
Write each mixed number as an improper fraction4.6 1/2=13/2 5.1 5/6=11/6 6.1 3/8=11/8 7.3 1/3=10/3 8.3 7/8=31/8 9.2 1/4=9/4 10.2
1. 4 answers
2. asked by Jerald
3. 1,271 views
It's most accurate to say that interpretative literatureA. is intended to meet the reader's expectations. B. weaves exciting
1. 4 answers
2. asked by Jen
3. 1,255 views
a wheel radius 0.25 m is mounted on a frictionless horizontal axle. the moment of inertia of the wheel about the axis is 0.040.
1. 0 answers
2. asked by sam
3. 1,255 views
If a sample emits 1000 counts per second when the detector is 1 meter from the sample, how many counts per second would be
1. 2 answers
2. asked by Denise
3. 1,248 views
Your large firm is about to change to a customer-centered organization structure, in which employees who have rarely had
1. 2 answers
2. asked by Tameika
3. 1,231 views
In lactic acid fermentation, ______ is _______a) lactate...oxidized b) pyruvate...reduced c) ethanol...oxidized d)
1. 1 answer
2. asked by Wendy
3. 1,213 views
a)Name two cations whose salts are quite soluble in water?b)Name one anion whose salts are soluble in water.?
1. 1 answer
2. asked by alex
3. 1,205 views
a stone of mass 50g is being rotated in a circle of radius 50cm with a uniform speed of 2m/s.what is thje accelerationof the
1. 2 answers
2. asked by sunil
3. 1,149 views
The bookkeeper for Andy’s Country Music Bar went insane and left this incomplete balance sheet. Andy’s working capital is
1. 1 answer
2. asked by Jimmy D
3. 1,131 views
On a trivia game show, a contestent will answer 21 questions. A maximum of 200 points cana be earned. Some questions are worth
1. 1 answer
2. asked by mag
3. 1,102 views
Which value for n makes the equation n / 8 =1 true
1. 1 answer
2. asked by cecil
3. 1,072 views
How many grams of solute are required to make a 504 mL solution of copper (I) nitrate with a concentration of 1.3317 M?I go
1. 3 answers
2. asked by Tif
3. 1,070 views
use the rational zeros theorem to find all the real zeros of the polynomial function. use the zeros to factor f over the real
1. 1 answer
2. asked by michelle
3. 1,044 views
For z1 = 4cis(7pi/6)and z2 = 3ci(pi/3), find z1 · z2 in rectangular form.A.12 − 12i B.-12 − 12i C.12 + 12i D.12i E.-12i
1. 1 answer
2. asked by Chris
3. 1,040 views
Let θ be the angle between two vectors v and u . If v*u =12, |v|=2, |u|=6√2 and 0∘<θ<180∘, what is the value of θ (in
1. 1 answer
2. asked by Bob
3. 1,027 views
Please I need help.Iam stuck with this question.Using sine and cosine rule: A rocket launced vertically from L is observed from
1. 1 answer
2. asked by Shane
3. 1,018 views
Find dy/dx by implicit differentiation for x^2 - 2xy + y^3 = C
1. 0 answers
2. asked by Jade
3. 1,009 views
how to write a 15min essay about myself
1. 1 answer
2. asked by terri
3. 996 views
At a point 16 yards from the base of a tower,the distance to the top of the tower is 4 ysrds more than the height of the
1. 1 answer
2. asked by Firdous
3. 988 views
For a solution of 3.3 M H2CO3 (Ka = 4.4 × 10-7), calculate:(a) [H+] ____?______M (b) pH _____??______ (c) percent ionization
1. 0 answers
2. asked by Chemistry
3. 983 views
a boat weights 10,000 newtons what is the magnitude of buoyant force acting on boat in the fliud
1. 0 answers
2. asked by jj
3. 981 views
find the following for the function f(x)=(x+3)^2(x-1)^2a.) find the x and y intercept of the polynomial function f. b.)find the
1. 1 answer
2. asked by shirley
3. 973 views
1.identify and describe 3 environmental health hazards that causes ill health . Crises and disasters within your community or
1. 7 answers
2. asked by vuyo
3. 938 views
a, b, c, d and e are distinct integers such that (5−a)(5−b)(5−c)(5−d)(5−e)=28. What is the value of a+b+c+d+e?
1. 2 answers
2. asked by tsong
3. 917 views
between 8pm and 9pm the station broadcasts 8 min of commercials. What is the ratio of commercial time to noncomercial time
1. 1 answer
2. asked by jill
3. 909 views
when finding the volume for cones and pyramids, why do you have to multiply it with 1/3 or divide the product by 3?
1. 1 answer
2. asked by Celest
3. 907 views
A 100 g aluminum calorimeter contains 250 g of water. The two substances are in thermal equilibrium at 10°C. Two metallic
1. 1 answer
2. asked by Annette
3. 904 views
Consider the following.(a) Find the work done by an ideal gas as it expands from point A to point B along the path shown in the
1. 1 answer
2. asked by Annette
3. 902 views
how many grams of CO are needed to react with an excess of Fe2O3 to produce 201.1 g Fe?Fe2o3(s) + 3CO(g) -> 3CO2(g) + 2Fe(s)
1. 0 answers
2. asked by daniele
3. 883 views
An ideal gas is enclosed in a cylinder with a movable piston on top of it. The piston has a mass of 8,000 g and an area of 5.00
1. 0 answers
2. asked by Annette
3. 882 views
One of the concrete pillars that support a house is 2.1 m tall and has a radius of 0.35 m. The density of concrete is about 2.2
1. 1 answer
2. asked by Renee
3. 881 views
Find out the molality of acetic acid ch3cooh whose molarity is 2 and density of solution is 1.20 g/ ml ?
1. 0 answers
2. asked by Kamal
3. 839 views
Find an equation for the line with y-intercept 3 that is perpendicular to the line 3y=2x-4.A. 2y=6-3x B. 2y=3x+6 C. 3y=9-2x D.
1. 1 answer
2. asked by Anon
3. 823 views
An ideal gas is enclosed in a cylinder with a movable piston on top of it. The piston has a mass of 8,000 g and an area of 5.00
1. 0 answers
2. asked by Annette
3. 811 views
1. Read the following stanza from “Alone”:Lying, thinking Last night How to find my soul a home Where water is not thirsty
1. 10 answers
2. asked by ashley
3. 809 views
A triangle has points A(2, 2), B(2, 4), and C(6, 3) and is reflected over the x-axis. A'B'C' are the coordinates of the
1. 1 answer
2. asked by cass
3. 794 views
1. When author Sarah Orne Jewett Writes That Sylvia Lives “hart to Heat” with nature, she means that the young girlA.
1. 1 answer
2. asked by Jen
3. 793 views
1. Juan no es serio. Es ________.A.paciente B.atrevido C.gracioso D.prudente I said C. 2. Rosa es atreida, no es _________.
1. 2 answers
2. asked by Eri
3. 791 views
Find out the molality of acetic acid ch3cooh whose molarity is 2 and density of solution is 1.20 g/ ml ?
1. 1 answer
2. asked by Kamal
3. 790 views
Consider a thin, infinitely long conducting ribbon that carries a uniform current density j(current per unit area). The width of
1. 1 answer
2. asked by spartan
3. 788 views
sketch the graph of a function in neighborhood x=2 that satisfies these conditionsf(2)=3 f'(2)=2 f"(2)=-1 you can find a
1. 1 answer
2. asked by Liliana
3. 783 views
Calculate the number of moles of solute in each of the following solutions:Solution Moles of Solute 4.4 L of 1.00 M CuCl = mol?
1. 2 answers
2. asked by Tif
3. 780 views
If a carnot engine receives heat from a heat source and discharge 1000J to a heat sink at temperature of 27C in each cycle,
1. 2 answers
2. asked by hiqk
3. 776 views
Reaction at support and internal axial force resultantConsider two straight bars of uniform cross section made of the same
1. 2 answers
2. asked by asas
3. 776 views
The administrator of the Life-Time Insurance Com¬pany HMO, Ms. Taylor, was anxious to solve poten-tial problems before their
1. 0 answers
2. asked by Shrestha
3. 774 views
49-kg woman cheats on her diet and eats a 582-Calorie (582 kcal) jelly doughnut for breakfast.(a) How many joules of energy are
1. 1 answer
2. asked by Annette
3. 772 views
On a true-false test, each question has exactly one correct answer: true, or false. A student knows the correct answer to 70% of
1. 3 answers
2. asked by Snehan
3. 756 views
U.S Supreme Court rules that federal law is unconstitutional because it violates American first amendment rights.This is an
1. 1 answer
2. asked by Anonymous
3. 752 views
what may happen to an ecosystem if nonliving factors change or if one more populations are removed from or added to the
1. 2 answers
2. asked by amanda
3. 740 views
Al(s) + HCl(aq) AlCl3(aq) + H2(g)Zn(s) + HCl(aq) ZnCl2(aq) + H2(g) Consider the unbalanced equations above. A 0.250 g sample of
1. 0 answers
2. asked by samantha
3. 736 views
I need help with the linear equation:10 - 0.5y = 1.5x and y = 0.5(6x + 40)
1. 1 answer
2. asked by mag
3. 731 views
C3H8(g)+5O2(g)-->3CO2(g)+4H2O(l) what reactant is oxidized and which is reduced?
1. 1 answer
2. asked by Anonymous
3. 727 views
Raoul wants to create a weekly schedule for going to the gym. He wants to go to the gym the same three days each week, and he
1. 5 answers
2. asked by ianian
3. 725 views
How many grams of water, H(subscript 2)O, and propene, C(subscript 3)H(subscript 6), can be formed from the reaction of 6.0 g of
1. 2 answers
2. asked by rex
3. 708 views
Square ABCD has M as the midpoint of AB, N as the midpoint of BC, P as the midpoint of CD and Q as the midpoint of MP. If
1. 0 answers
2. asked by Bob
3. 707 views
In a running event, a sprinter does 4.9 105 J of work and her internal energy decreases by 9.1 105 J.(a) Determine the heat
1. 0 answers
2. asked by Annette
3. 707 views
If 10.5 g of hydrogen,H2, were mixed with 6.51 g of acetylene, C2H2, and allowed to react according to the following equation,
1. 1 answer
2. asked by C.M.
3. 705 views
Consider all 3-term geometric sequences with first term 1 and with common ratio the square of an integer between 1 and 1000. How
1. 5 answers
2. asked by ianian
3. 703 views
Phil Phoenix is paid monthly. For the month of January of the current year, he earned a total of $8,288. The FICA tax rate for
1. 0 answers
2. asked by ann
3. 700 views
If the expression (x^2+2x−1)^8 is completely expanded, what is the sum of the coefficients of the terms with even powers of x?
1. 4 answers
2. asked by hmmm
3. 690 views
Consider the following figure.(a) Determine the work done on a fluid that expands from i to f as indicated in the figure. J (b)
1. 0 answers
2. asked by Annette
3. 687 views
if 8.00 mol of NH3reacted with O2 how many moles of H2O will be produced?4NH3(g) + 7O2(g) -> 4NO2 + 6H2O(g)
1. 0 answers
2. asked by daniele
3. 683 views
all these questions I got wrong on my homework today ...I'm trying to find out why and what the correct answers were .. please
1. 1 answer
2. asked by Tif
3. 682 views
There are 25 cars in a parking lot. Nine of the cars are red. The rest of the cars are black and white.A. What percent of cars
1. 1 answer
2. asked by tessa
3. 676 views
A solution is made by dissolving 0.624 mol of nonelectrolyte solute in 795 g of benzene. Calculate the freezing point and
1. 0 answers
2. asked by Tanner
3. 675 views
A point P is uniformly chosen inside a regular hexagon of side length 3. For each side of the hexagon a line is drawn from P to
1. 1 answer
2. asked by ianian
3. 673 views
A 1.50 L portion of 0.100M sulfamic acid, HSO3NH2, is placed in the bottom of a 10.0 L glass lined stainless steel chamber. A
1. 0 answers
2. asked by Suki
3. 671 views
a double slit located a distance x from a screen, with the distance from the center of the screen given by y. When the distance
1. 0 answers
2. asked by Taryn
3. 663 views
If you made up a solution of NaOH by adding 0.010 mole of solid NaOH to 1.0 liter of distilled water, what would be the
1. 1 answer
2. asked by carli
3. 655 views
Why do plants without vascular systems tend to grow small and close to the ground?A. Nonvascular plants get less food than
1. 0 answers
2. asked by Anonymous
3. 654 views
A man is 3/8th of the way across a railroad bridge when he hears a train coming. He knows that this passenger train cruises
1. 0 answers
2. asked by Pam
3. 648 views

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