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Questions Asked on March 10, 2010

What is a complete ionic equation for the reaction between Pb(NO3)2 and NaI?
1. 3 answers
2. asked by BT
3. 8,264 views
"The side of an equilateral triangle decreases at the rate of 2 cm/s. At what rate is the area decreasing when the area is 100
1. 6 answers
2. asked by Stuck
3. 8,133 views
A boy pulls a sled of mass 5.0 kg with a rope that makes an 60.0° angle with respect to thehorizontal surface of a frozen pond.
1. 3 answers
2. asked by Anonymous
3. 7,126 views
who makes rainwater mix with dirt?
1. 20 answers
2. asked by aleah
3. 5,168 views
A spring with a force constant of 4.5×104 N/m is initially at its equilibrium length. How much work must you do to stretch the
1. 5 answers
2. asked by Franky
3. 4,420 views
If 50 grams of water saturated with potassium chlorate at 23*C is slowly evaporated to dryness, how many grams of the dry salt
1. 4 answers
2. asked by Rachel
3. 3,749 views
The instant before a batter hits a .14 KG baseball, the velocity of the ball is 45 meters per second west. The instant after the
1. 2 answers
2. asked by Nicole
3. 3,641 views
"A rectangle is inscribed in a semicircle of radius 2 cm. Find the largest area of such a rectangle".There is a diagram, but I
1. 2 answers
2. asked by Stuck
3. 3,590 views
The CM of an empty 1170 kg car is 2.50 m behind the front of the car. How far from the front of the car will the CM be when two
1. 3 answers
2. asked by Anonymous
3. 3,136 views
prove:1+cosx/1-cosx-1-cosx/1+cosx=4cotxcscx
1. 1 answer
2. asked by Sarah Fuller
3. 2,908 views
A kayaker paddles with a power output of 50.0 W to maintain a steady speed of 1.30 m/s. Calculate the resistive force exerted by
1. 3 answers
2. asked by Tim
3. 2,864 views
. Jack Daniels Tennessee whiskey is 40.00% ethanol by volume. However, % alcohol by mass is quite different from % by volume.
1. 1 answer
2. asked by josh
3. 2,609 views
A bicycle wheel has a radius of 0.330 m and a rim whose mass is 1.20 kg. The wheel has 50 spokes, each with a mass of 0.010 kg.a
1. 1 answer
2. asked by Janelle
3. 2,597 views
Which statements describe cultural influences?1)Florida is bordered by water on three sides. 2)French is spoken in parts of
1. 9 answers
2. asked by nicky
3. 2,502 views
log3 (2x – 1) – log3 (x – 4) = 2
1. 3 answers
2. asked by Kelli
3. 2,349 views
A heavy wooden block rests on a flat table and a high-speed bullet is fired horizontally into the block, the bullet stopping in
1. 5 answers
2. asked by esther
3. 2,298 views
A student group claims that first-year students at a university must study 2.5 hours (150 minutes) per night during the school
1. 1 answer
2. asked by Kate
3. 2,280 views
how do i draw a simple particle diagram to show how ear defenders will work
1. 13 answers
2. asked by fred
3. 2,266 views
Given the equilibrium constant values:N2 + 1/2O2 >>> N2O ; kc = 2.7 * 10^-18 N2O4>>>>2NO2 kc=4.6*10^-3 1/2N2 + O2>>>NO2 kc = 4.1
1. 3 answers
2. asked by abe
3. 2,201 views
A plane is flying at an elevation of 30000 feet.It is within sight of the airport and the pilot finds that the angle of
1. 3 answers
2. asked by tim
3. 2,191 views
What impact did the dissolution of the Union of Soviet Socialist Republics have?A)affected nations throughout the world
1. 4 answers
2. asked by nicky
3. 2,145 views
Members of which economic alliance can live, work, even vote in any member nation?A)NAFTA B)OAU C)EU D)ASEAN i think its A or C
1. 5 answers
2. asked by nicky
3. 2,030 views
Is there a difference between solving a system of equations by the algebraic method and the graphical method? Why or why not?
1. 2 answers
2. asked by Craig
3. 1,889 views
Employment opportunities for more than five hundred people will be lost when New Development Solutions, Inc., closes its
1. 3 answers
2. asked by nicky
3. 1,836 views
Employment opportunities for more than five hundred people will be lost when New Development Solutions, Inc., closes its
1. 3 answers
2. asked by nicky
3. 1,816 views
1. What pressure would be needed to compress 25.1 mL of hydrogen at 1.01 atm to 25% of its original volume?2. If the pressure on
1. 4 answers
2. asked by Teisha
3. 1,804 views
When an automobile moves with constant speed down a highway, most of the power developed by the engine is used to compensate for
1. 2 answers
2. asked by Kelsey
3. 1,607 views
Maria bicycles 7 km/h faster than Carlos. In the same time, it takes Carlos to bicycle 42km, Maria can bicycle 63km. How fast
1. 5 answers
2. asked by GGIFT
3. 1,540 views
What was the Nationalists' attitude toward reform in China?They wanted foreign powers to retain spheres of influence in China.
1. 1 answer
2. asked by EMH
3. 1,531 views
The captain of a ship at sea sights a lighthouse which is 280 feet tall.The captain measures the the angle of elevation to the
1. 2 answers
2. asked by tim
3. 1,529 views
What would cause prices to drop?Which of the following would cause prices to drop? A.) Increased production by business. B.)
1. 2 answers
2. asked by vedrana
3. 1,521 views
write a program that calculates a customer's monthly bill. it should input customer name, which package the customer has
1. 5 answers
2. asked by jay
3. 1,462 views
Two blocks, A and B (with mass 50 kg and 100 kg, respectively), are connected by a string. (one mass is on the incline, the
1. 0 answers
2. asked by Kelsey
3. 1,416 views
the debate club needs $240.00 to attend a debate tournament. the club decides to sell iced tea and lemonade at baseball games.
1. 2 answers
2. asked by silvia
3. 1,352 views
A heavy wooden block rests on a flat table and a high-speed bullet is fired horizontally into the block, the bullet stopping in
1. 1 answer
2. asked by Anonymous
3. 1,349 views
Find an interval of t-values such that c(t)=(2t+1,4t-5) parametrizes the segment from (0,-7) to (7,7). What do you do???
1. 1 answer
2. asked by Dana
3. 1,344 views
If you have five brownies and you want to share them equally with four people. What is the fraction each person receive?
1. 4 answers
2. asked by kisha
3. 1,328 views
Assume you are performing the calibration step of Experiment 8 and you begin with 50 g of water at 20 oC and 50 g of water at 80
1. 2 answers
2. asked by Andrew Howard
3. 1,320 views
A buffered solution is made by adding 50.0 g NH4Cl to 1.00 L of a 0.70 M solution of NH3. Calculate the pH of the final
1. 2 answers
2. asked by Nikita
3. 1,290 views
Janet can shovel snow from her driveway in 55 minutes. Jim can do the same job in 35 minutes.How long would it take Janet and
1. 1 answer
2. asked by GGIFT
3. 1,288 views
Need some help from teachers :)On Friday I am teaching Phrasal verbs (ninth grade,learning English as a foreign language,
1. 1 answer
2. asked by refy
3. 1,287 views
Write a 1,050- to 1,200-word paper on personal ethics development that examines your personal ethical system and ground rules,
1. 4 answers
2. asked by flowerpower
3. 1,267 views
Find the probability of tossing exactly 2 heads on 3 tosses of a fair coin.
1. 1 answer
2. asked by Sara
3. 1,247 views
Jefferson Products, Inc., is considering purchasing a new automatic press break, which costs $300,000 including installation and
1. 0 answers
2. asked by Gary
3. 1,244 views
1. Did you apply the cosmetics on your face?2. Did you wear the cosmetics on your face? 3. Did you put the cosmetics on your
1. 1 answer
2. asked by rfvv
3. 1,228 views
A 8.6 X10^-3M Solution of H3PO4 has a Ph=2.30. what is Ka for H3PO4?Have no clue how to solve this problem
1. 3 answers
2. asked by Anonymous
3. 1,183 views
I have to fix sentences. these are the ones i am stuck on..It was a surprise to both Marys and I to learn that Switzerland
1. 18 answers
2. asked by Tori
3. 1,182 views
Two cards are drawn at random from a standard deck of 52 cards. What is the probability that both cards are queens?
1. 1 answer
2. asked by Nora
3. 1,164 views
please help i have 2 biology questions.identify examples of transgenic species and their uses, in both plants and animals. and
1. 0 answers
2. asked by Hayley
3. 1,146 views
This is to do with genetics and drosophila. There are 3 pairs of characteristics - body colour, eye colour and wing length. The
1. 0 answers
2. asked by Anonymous
3. 1,142 views
ship is to trip as shout is to ??
1. 10 answers
2. asked by Alexis
3. 1,139 views
1)tan 5 degrees + tan 25 degrees / 1 tan 5 degrees tan 25 degrees =sqrt 3 / 3 Am I correct? 2) Complete the identity tan^2Q -
1. 0 answers
2. asked by Hannah
3. 1,132 views
Block A & B slide on lubricated surfaces for which friction is .1. knowing that the system is released from rest, determine the
1. 0 answers
2. asked by scott
3. 1,096 views
Which statement is not a benefit of increased development?A)improved access to health care B)increased wealth C)more even
1. 2 answers
2. asked by nicky
3. 1,094 views
Give the cell diagram notation of the electrochemical cell that could be used to determine experimentally the dissociation
1. 0 answers
2. asked by anne
3. 1,092 views
Tarzan swings on a 27.0 m long vine initially inclined at an angle of 33.0° with the vertical.(a) What is his speed at the
1. 4 answers
2. asked by Kelsey
3. 1,085 views
In one of my assignments I'm suppose to explain the types of input text in business case analysis.I read my book and the
1. 5 answers
2. asked by Jade
3. 1,083 views
Graph each complex number. Then express it in rectangular form.2(cos(4pi/3) + isin(4pi/3)) I don't understand where to go from
1. 1 answer
2. asked by Tom
3. 1,066 views
when performing an experiment using potassium chlorate and heating it to form potassium chloride what reasons can you offer for
1. 2 answers
2. asked by Ash
3. 1,041 views
If I am dividing the following:x^2+3x over x^2+2x-3 by x over x+1.. i know to do the recip. of x over x+1 and get the foll. x^2
1. 1 answer
2. asked by GGIFT
3. 1,032 views
prove:cos*2x=csc*2x-2/csc*2x
1. 2 answers
2. asked by Sarah Fuller
3. 1,012 views
how could you determine whether all the potassium chlorate had been decomposed after heating it using the law of definite
1. 1 answer
2. asked by Ash
3. 1,010 views
A cooking recipe lists 6 ingredients which must be mixed in the correct order. Unfortunately the bottom of the page on which the
1. 1 answer
2. asked by Anonymous
3. 1,007 views
WHAT CONCENTRATION OF SOLUTION DO YOU GET IF YOU DISSOLVE 45G OF GLUCOSE (MOLECULAR WEIGHT =180) IN 500ML OF WATER?
1. 1 answer
2. asked by ELAINE
3. 992 views
Short math quadractic equation word problem*best answer?josh buys concert tickets worth $180, he then keeps 2 of the tickets and
1. 1 answer
2. asked by sam
3. 964 views
Which of the following statements regarding European colonization of Southeast Asia is not correct?The Europeans cared little
1. 3 answers
2. asked by EMH
3. 959 views
What happens when : (give balanced chemical equations only)1. Caustic soda reacts with carbon dioxide 2.caustic soda reacts with
1. 1 answer
2. asked by paula
3. 951 views
What volume (mL) of a concentrated solution of sodium hydroxide (2.00 M) must be diluted to 600.0 mL to make a 0.860 M solution
1. 1 answer
2. asked by Camarra
3. 941 views
How many ways can 9 keys be arranged on a circular key ring?
1. 1 answer
2. asked by Sara
3. 939 views
At an amusement park, a swimmer uses a water slide to enter the main pool. The swimmer slides without friction, and descends
1. 1 answer
2. asked by Greg
3. 916 views
Determine how much water would be present in a 10 tonne sample of lignite, has a moisture content of 65%, before crushing and
1. 1 answer
2. asked by sasha
3. 914 views
I have to write a thesis statement on a topic I am going to write on my topic is Racism this is my thesis statement. How can I
1. 2 answers
2. asked by Tracie
3. 889 views
Tarzan swings on a 27.0 m long vine initially inclined at an angle of 33.0° with the vertical.(a) What is his speed at the
1. 2 answers
2. asked by Kelsey
3. 886 views
Find two points, one on the horizontal axis and one on the vertical axis, such that the distance between these two points equals
1. 3 answers
2. asked by jh
3. 884 views
Name the following compounds by IUPAC system :1. [ Cr (NH3)3 Cl3] 2. Na4[Fe (CN)6 ] 3. Fe4[Fe (CN)6]3 4. [Ag(NH3)2] OH 5.
1. 1 answer
2. asked by paula
3. 879 views
The median score on a test is 90. Is it possible to add two more scores to the data and still have a median score of 90?
1. 3 answers
2. asked by Judy
3. 868 views
During a particular thunderstorm, the electric potential difference between a cloud and the ground is Vcloud - Vground = 4.3 108
1. 2 answers
2. asked by Erin
3. 866 views
A die that is fair will have each face of the die come up one-sixth of the time in the long run. The population for die throwing
1. 2 answers
2. asked by Kate
3. 861 views
The bases of a trapezoid measure 1/4 and 3/8 inches, and the height is 1 inch. What is the area of the trapezoid?
1. 1 answer
2. asked by travis
3. 849 views
DATA TABLE 2: SPOT TESTS OF SUPERNATANT SAMPLES FROM REACTION TUBESSubstance Added Tube 1 Ppt.? Tube 2 Ppt.? Tube 3 Ppt.? Tube 4
1. 1 answer
2. asked by BT
3. 848 views
A new organism is found that is multicellular, does not have a backbone and has six legs. Classfy this organism in two ways.
1. 2 answers
2. asked by Diane
3. 847 views
A group of five students needs to break into two smaller groups in order to tackle the two different assignments associated with
1. 2 answers
2. asked by M.A.
3. 830 views
The MASS OF A SATELLITE IS 2000Kg .DETERMINE THE WEIGHT OF OF THE THE SATELLITE WHEN IT IS(i)resting on the earth (ii) 1000km
1. 2 answers
2. asked by fanuel
3. 823 views
describe the four properties that scientist use to predict population size
1. 2 answers
2. asked by taajahnae
3. 815 views
DATA TABLE 1: DATA FOR REACTION MIXTURESTube Number Pb(NO3)2 NaI Height Ppt. (cm) Maximum Theoretical Yield Ppt. (mol) (mL)
1. 1 answer
2. asked by BT
3. 808 views
Members of which economic alliance can live, work, even vote in any member nation?A)NAFTA B)OAU C)EU D)ASEAN i really don't know
1. 3 answers
2. asked by nicky
3. 801 views
Can anyone explain this in 50 words why the equation turns out like it does?-6x-18=-6x+5 0x=23 and can not have zero in the
1. 1 answer
2. asked by SAMANTHA
3. 800 views
Bob Hotchkins is in the 28 percent tax bracket.A tax-exempt employee benefit with a value of 500 would have a tax-equivalent
1. 2 answers
2. asked by vedrana
3. 789 views
Assume you are performing the calibration step of Experiment 8 and you begin with 50 g of water at 20 oC and 50 g of water at 80
1. 2 answers
2. asked by Andrew Howard
3. 785 views
Use factoring to solve the quadratic equation.5x2 - 25x + 30 = 0
1. 1 answer
2. asked by Anonymous
3. 778 views
I conducted the synthesis of an Alum experiment in my lab last week and I'm working on my report. I'm almost done expect I don't
1. 2 answers
2. asked by Jerry
3. 775 views
A set of data is normally distributed with a mean of 16 and a standard deviation of 0.03. What percent of the data is between
1. 2 answers
2. asked by Sally
3. 774 views
(Drug Benefits and Post Retirement Liabilities) Delphi Company reduced its other post reitrement benefits by approx 500 million
1. 0 answers
2. asked by Moore
3. 745 views
Axia College MaterialAppendix C Match the psychological theories with the appropriate statement(s): __Psychodynamic Theory
1. 5 answers
2. asked by lost need help please
3. 741 views
i NEED MORE THAN JUST THE EXAMPLE i ALSO NEED TO EXPLANATIONTake any number (except for 1). Square that number and then subtract
1. 1 answer
2. asked by SLIM
3. 725 views
Write a 200- to 300-word critique of the article who_ is Holy? _As it relates to religious philosophy. Answer the following
1. 4 answers
2. asked by trudy
3. 725 views
Fe2O3 + 3CO --> 2Fe + 3CO2a 16.2 L sample of CO at 1.5 atm and 200 C is combind with 15.39 g Fe2O3. how many moles of CO are
1. 1 answer
2. asked by hilde
3. 723 views
I forgot to include the following statements. I really hope you can correct them as well.8)The wind goes away from her house or
1. 0 answers
2. asked by Franco
3. 723 views
In a triangle ABC, angle B is three times angle A and angle C is 5 degrees less than 6 times angle A. Find the size of the
1. 2 answers
2. asked by Dora
3. 707 views
Which of the following statements regarding European colonization of Southeast Asia is not correct?The Europeans cared little
1. 1 answer
2. asked by EMH
3. 703 views

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