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Questions Asked on November 24, 2014

a 4 cm long chord subtends a central angle of 60° . the radial segment of this circle is
1. 10 answers
2. asked by alishbah
3. 16,490 views
Mrs. Miller sells a house for $179,000. If she earns a commission of 6%, how much money does she earn? Write a porportion and
1. 29 answers
2. asked by Callie
3. 15,213 views
If you need to multiply the following reaction by 2 to be an intermediate reaction in a Hess's law problem, what would be the
1. 5 answers
2. asked by Anonymous
3. 6,158 views
1.)Which of the following sentences contains parallelism?a.)We sold two bikes at the garage sale, and we also sold four chairs,
1. 13 answers
2. asked by Vicky
3. 5,800 views
What characteristic best describes the low entropy associated with solids?A. The atoms in a solid are mostly metals. B. The
1. 3 answers
2. asked by Morgan
3. 3,537 views
Please Help!!How much power is developed by a jumbo jet that cruises at 250 m/s. When the trust of its engine is 100,000 N?
1. 2 answers
2. asked by yena
3. 3,506 views
Family Flowers employs 17 people, of whom 14 earn gross pay of $640 each and 3 earn gross pay of $720 each on a weekly basis.
1. 2 answers
2. asked by Jerrick Chaffin
3. 3,350 views
The bill at a restaurant is $100, and Mrs. Johnson wants to leave a 15% tip. Approximately how much money should she leave?A.
1. 2 answers
2. asked by Callie
3. 3,185 views
Ariel bought several bags of caramel candy and taffy. the number of bags of taffy was 5 more than the number bags of candy.
1. 3 answers
2. asked by kae
3. 3,092 views
1. Which salt is LEAST soluble at 0 ºC?2. How many grams of sodium nitrate, NaNO3, are soluble in 100 g of water at 10 ºC? 3.
1. 2 answers
2. asked by zagros
3. 2,752 views
Which of the following is the largest ethnic group in chinaA.Han B.tibetan C. Uighurs D. Hui Which of the following is the
1. 6 answers
2. asked by Anna
3. 2,738 views
Which ratios does NOT form a proportion?1. 24/96 , 27/108 2. 17/102 , 12/70 3. 21/51 , 35/85 4. 45/75 , 63/105 Which ratios form
1. 8 answers
2. asked by Lelo
3. 2,653 views
So i have to do this newspaper article about the lamb to the slaughter..What would be a creative headline.. this is the
1. 3 answers
2. asked by Thi.
3. 2,346 views
Estimate 48% of $20.00.A. About $12.00 B. About $11.00 C. About $15.00 D. About $10.00 Is the answer D? Thank you
1. 5 answers
2. asked by Callie
3. 2,287 views
Calculate the vapor pressure of a solution containing 28.7g of glycerin (C3H8O3) in 136mL of water at 30.0 ∘C. The vapor
1. 1 answer
2. asked by Emily
3. 2,264 views
Watch the heat engine animation in the lesson text above. Does this animation illustrate a "new and improved" heat engine?yes no
1. 2 answers
2. asked by Casey
3. 2,118 views
Caroline runs 3 and one half miles in 221 over 4 minutes. How many miles does she run per minute?
1. 5 answers
2. asked by cece
3. 1,965 views
if i,j,k are the standard unit basic vectors, in 3 space, determine the value ofk dot(j-3k)+(i-4k) dot (i-4k)-8 |i cross -k|
1. 5 answers
2. asked by Tina
3. 1,884 views
A weightlifter has a basal metabolic rate of 64.6 W. As he is working out, his metabolic rate increases by about 650 W.(a) How
1. 2 answers
2. asked by Maria
3. 1,876 views
Which proportion can be used to solve the following percent problem? What is 50% of 70?A. x/70=50/100 B. x/50=70/100 C.
1. 5 answers
2. asked by Callie
3. 1,838 views
For the reaction CaCO3(s)+ 2HCl(aq)= CaCl2(aq)+ CO2(g)+ H2O(l) how many grams of CaCl2 can be obtained if 14.6 g HCl is allowed
1. 1 answer
2. asked by Lita
3. 1,822 views
If an atom has an electron in the n = 5 state with ml = 3, what are the possible values of l?
1. 1 answer
2. asked by Lee
3. 1,761 views
Al saves pennies . He agrees to give 1/3 of his pennies to Bev if she would give 1/3 of what she got from Al to Carl and if Carl
1. 2 answers
2. asked by Connie
3. 1,728 views
Which of the following would have the greatest entropy?A. Water placed in the refrigerator B. Water sitting out on the kitchen
1. 1 answer
2. asked by Morgan
3. 1,426 views
ALice plays basketball. In one game she shoots 21 free throws and makes 81.25% of them. Estimate how many free throws she makes.
1. 3 answers
2. asked by Callie
3. 1,400 views
A certain fish requires 3 hrs to swim 15km downstream. The return trip upstream takes 5 hrs. What is the speed of the fish still
1. 4 answers
2. asked by Gela
3. 1,359 views
10) Evaluate the integral by making the given substitution.∫sec(5x)tan(5x)dx u=5x
1. 1 answer
2. asked by Hailey
3. 1,358 views
Elsie took all her cans and bottles from home to the recycling plant. The number of cans was one more then four times the number
1. 2 answers
2. asked by kae
3. 1,335 views
In American English, a collective noun used as a unit takes _____ verbs and pronouns.singular plural
1. 2 answers
2. asked by Casey
3. 1,288 views
Find the volume of a right circular cone with base diameter 12.0 m and slant height is 10.0m . Round to the nearest whole
1. 1 answer
2. asked by Jeet
3. 1,283 views
A sample of lithium sulfate, LiSO4, contains 6.78 x 10^23 formula units.a) How many moles of Li+ ions are there in the sample?
1. 1 answer
2. asked by Mimi
3. 1,244 views
A car is traveling toward you at 40.0 mi/h. The car horn produces a sound at a frequencyof 480 Hz. What frequency do you hear?
1. 8 answers
2. asked by Ben
3. 1,173 views
What does the second law of thermodynamics say about entropy?A. Only changes in entropy can be measured. B. The entropy in a
1. 2 answers
2. asked by Morgan
3. 1,165 views
The angular velocity of a wheel is given by w(t) = (2.00 rad/s^2)t + (1.00 rad/s^4)t^3.A. What is the angular displacement of
1. 1 answer
2. asked by Larry
3. 1,089 views
In a fraternity with 38 members , 18 take math, 5 take both math and literature and 8 take neither math or literature. how many
1. 1 answer
2. asked by WINSTON
3. 1,082 views
When a wave crosses a boundary between a thin and a thick rope, its frequency changes, but its wavelength and speed do not. True
1. 1 answer
2. asked by physics
3. 1,078 views
1.) Quantify the pH for a solution prepared by dissolving 0.050 moles of Acetic Acid (CH3COOH) and 0.20 moles of Sodium Acetate
1. 2 answers
2. asked by Always
3. 1,025 views
Provide the name(s) for the branched constitutional isomer(s) with the molecular formula C7H16 that have three methyl groups.
1. 0 answers
2. asked by James
3. 1,018 views
A letter is chosen at random from the word EXTRATERRESTRIAL. Find the probability of the given event.(a) The letter A is chosen.
1. 1 answer
2. asked by deen
3. 1,017 views
If 35.0 mL of 0.210 M HCl reacts with excess Mg, how many mL of hydrogen gas are produced at STP?Mg(s) + 2HCl(aq) → MgCl2(aq)
1. 1 answer
2. asked by Mike
3. 993 views
Which of the following statements is a reasonable explanation for why a percent yield may be less than 100%for the synthesis of
1. 1 answer
2. asked by Joe
3. 991 views
An object of mass 1.5 kg rests on a shelf where it has a gravitational potential energy of 7 joules. An object of mass 4.5 kg is
1. 1 answer
2. asked by pepito
3. 970 views
Pb3(ASO4)2.the solubility product expression
1. 2 answers
2. asked by Gift
3. 964 views
A sample of toluene, C7H8 has a mass of 74.5 g.How many carbon atoms does it contain? How many hydrogen atoms does it contain?
1. 1 answer
2. asked by Joyce
3. 912 views
A sample of toluene, C7H8 has a mass of 74.5 g.a) how many molecules does the sample contain? b) How many carbon atoms does it
1. 2 answers
2. asked by chemistry
3. 889 views
What is the wavelength of an electromagnetic wave with frequency 50.0 MHz?Am I starting this problem like this?
1. 3 answers
2. asked by Ben
3. 881 views
9)Evaluate the indefinite integral.∫x^8e^(x^9)dx
1. 1 answer
2. asked by Hailey
3. 876 views
which one of the following fragments is a prepositional phrase
1. 2 answers
2. asked by eddie
3. 846 views
Soybean meal is 14% protein, cornmeal is 7% protein. how many pound of each should be mixed together in order to get 280-lb
1. 1 answer
2. asked by Chandresh
3. 836 views
A sample of 148 values is randomly selected from a population with mean, μ, equal to 46 and standard deviation, σ, equal to
1. 2 answers
2. asked by Dakota
3. 824 views
An athlete executing a long jump leaves the ground at a 27.7∘ angle and travels 7.60m.If this speed were increased by just
1. 1 answer
2. asked by jaime
3. 822 views
On October 10, 2010, Mason Engineering Company completed negotiations on a contract for the purchase of new equipment. Under the
1. 0 answers
2. asked by Anonymous
3. 820 views
1.) Quantify the pH for a solution prepared by dissolving 0.050 moles of Acetic Acid (CH3COOH) and 0.20 moles of Sodium Acetate
1. 2 answers
2. asked by Always
3. 813 views
A roll of toilet paper (a partially hollow cylinder with R_2 = 7.5cm, M = 300g, and I = 9.0 x 10^-4 kg m^2) is mounted on a
1. 2 answers
2. asked by Bev
3. 809 views
The earth can be considered a heat engine because it receives heat from the sun and converts it into mechanical energy to
1. 2 answers
2. asked by Casey
3. 808 views
On the surface of a planet an object is thrown vertically upward with an initial speed of 60 m/s. use a conservation of energy
1. 1 answer
2. asked by Isabelle
3. 806 views
Ron has $1.35 in dimes and quarters in his pocket. If there are twice how many quarters does he have?
1. 2 answers
2. asked by hassan
3. 795 views
give the slop of each line and then determine whether two lines are parallel, perpendicular, or neither parallel nor
1. 2 answers
2. asked by Chandresh
3. 794 views
Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they
1. 1 answer
2. asked by Matt
3. 792 views
I need some help with some Government questions:1. All of the following are ways that formulating our budget has changed EXCEPT:
1. 2 answers
2. asked by Dennis
3. 789 views
solve each equation if 0 < x < 2pi. answer must be in radians1. 4 cos x - 2 = 0 2. 3 sec^2 - 4 = 0
1. 5 answers
2. asked by jason
3. 789 views
Hi, I need some help with a couple government questions.1. State governments could print their own paper money under the
1. 1 answer
2. asked by Dennis
3. 788 views
True or False1. The frequency of the wave can be changed by changing the frequency at which the waves are generated 2. Two
1. 3 answers
2. asked by Dove
3. 774 views
Perform the indicated operationy/y-5+5/5-y
1. 2 answers
2. asked by steven
3. 772 views
The earth can be considered a heat engine because it receives heat from the sun and converts it into mechanical energy to
1. 2 answers
2. asked by Casey
3. 771 views
Question: Object A is moving at a maximum speed of 6m/s towards Object B. At 50 m away Object B accelerates from the approaching
1. 2 answers
2. asked by sam
3. 767 views
Write the structural formula of a compound with an unbranched chain of five carbon atoms that is an alkenoic acid.
1. 0 answers
2. asked by Laura
3. 759 views
Tom Invested $7,000 at 6.5% interest compounded monthly. How much will be in this account after 18 months?
1. 1 answer
2. asked by Billy
3. 754 views
(i know i've asked so many questions. i just want to make sure my answers are right for this homework! hopefully it isn't too
1. 2 answers
2. asked by kailey
3. 739 views
A(n) 1949.1 kg car is coasting along a level road at 22.9 m/s. A constant braking force is applied, such that the car is stopped
1. 1 answer
2. asked by mb, hnb
3. 731 views
As a savings plan for college, when their son Bill was born, the Johnson's deposited $10,000 in an account paying 4% compounded
1. 1 answer
2. asked by Anonymous
3. 720 views
The speeds of two trains A and B are in the ratio of 5:6. A takes 36 minutes more than B to reach the destination.what is the
1. 2 answers
2. asked by sanjana singhania
3. 718 views
How are lunch traditions changing in the Spanish-speaking world, and why?
1. 3 answers
2. asked by Anonymous
3. 708 views
If 120. grams of KClO3 reacts, how many grams of oxygen are produced?
1. 1 answer
2. asked by Anonymous
3. 695 views
From a tower 36m high situated on one side of a river, the angle of desperation of the opposite side of the river is 25 degree.
1. 2 answers
2. asked by cendemie
3. 695 views
A pulley (a soild disk) with mass 2kg and radius 0.3 m is attached by massless rope to two blocks of masses m1=1kg and m2=3 kg.
1. 0 answers
2. asked by john roylance
3. 692 views
A small software company invests $30,000 to produce a software package that will sell for $64.95. Each unit can be produced for
1. 3 answers
2. asked by ada
3. 683 views
Here are the instructions!(:Copy a symbol or an illustration to represent each item. Write a definition of each term in your own
1. 1 answer
2. asked by Susie
3. 680 views
30% of 60 is what number?A. 15 B. 30 C. 18 D. 40 Is the answer C? Thank you
1. 1 answer
2. asked by Callie
3. 674 views
What frequency is heard by an observer who hears the 450 Hz siren on a police cartraveling at 35 m/s away from her? Assume that
1. 1 answer
2. asked by Ben
3. 671 views
A lathe, initially at rest, accelerates at .60 rad/s^2 for 10s, then runs at a constant angular velocity for 20s, and finally
1. 1 answer
2. asked by Joe
3. 666 views
A harmonic wave is traveling along a string. If the oscillator that generates the wave completes 23 vibrations in 18.50 seconds
1. 1 answer
2. asked by Serena
3. 660 views
When France gave up control of Vietnam in 1954, which group gained control of North Vietnam and which group took charge of South
1. 3 answers
2. asked by Lelo
3. 660 views
What frequency is heard by an observer who hears the 450 Hz siren on a police cartraveling at 35 m/s away from her? Assume that
1. 1 answer
2. asked by Ben
3. 656 views
A piece of an aluminum can was cut into small pieces. Then 0.422 g of the chips from the can was used toprepare potassium alum
1. 1 answer
2. asked by Caroline
3. 655 views
A 1.2kg lead ball is launched off a cliff top at 16m/s at an angle of 20 degrees above the horizontal. The height of the
1. 2 answers
2. asked by Anonymous
3. 651 views
Given TriangleABC with a = 9, b = 15, and m<A= 28 degrees, find the number of distinct solutions.I got two solutions. Not sure
1. 1 answer
2. asked by Anonymous
3. 648 views
I just need a definitive answer because I've searched everywhere and it's made me second guess my original answer.How many
1. 2 answers
2. asked by Sierra
3. 647 views
A weightlifter has a basal metabolic rate of 64.6 W. As he is working out, his metabolic rate increases by about 650 W.(a) How
1. 1 answer
2. asked by Maria
3. 646 views
change the following mixed numbers to a fraction in the forma/b were a and b are integers3 5/6 ?
1. 1 answer
2. asked by Emily
3. 645 views
I am looking for the school report each year regarding school violence and vandalism? I can not find this information on the
1. 1 answer
2. asked by sam
3. 644 views
Should 25 ml of 0.15 M HCL solution be added to 250 mL of buffer solution containing 0.25M HF Ka-7.1 x 10, and 0.40 M NaF at a
1. 5 answers
2. asked by Always
3. 644 views
Does this result in no triangle, 1 or 2 triangles? If so, then solve.B= 88 degrees, b= 4 and a=23. I know that A= (sin
1. 2 answers
2. asked by Amber
3. 642 views
three types of political partysystems and how they affect governing
1. 1 answer
2. asked by anonymous
3. 641 views
What is an example of morbidity in "The Fall Of the House of Usher" by Edgar Allan Poe ? I know what morbidity is but it's hard
1. 1 answer
2. asked by Jessica
3. 638 views
Can someone edit this? Please be forewarned that its a first draft so I am aware that it is not developed yet. Any feedback
1. 2 answers
2. asked by christine
3. 636 views
calculate minimum effort required to move load of 39 Newton in inclined plane whose length of slope is 39m ,height is 5m,
1. 2 answers
2. asked by TG
3. 631 views
A thin rod (uniform density & thickness) has mass M and length L. It is attached to the floor at a fixed location by a
1. 1 answer
2. asked by wes
3. 629 views
11) Find the following indefinite integrals.∫x/(x+9)^(1/2)dx
1. 1 answer
2. asked by Hailey
3. 625 views
How much power is developed by a jumbo jet that cruises at 250 m/s. When the trust of its engine is 100,000N?
1. 1 answer
2. asked by yena
3. 622 views

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