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Questions Asked on November 25, 2014

Joseph PalmerIn 1830, a Massachusetts farmer named Joseph Palmer moved to the city, only to find that people continually reacted
1. 7 answers
2. asked by yaiay
3. 9,533 views
Which ratios form a proportion?1. 4/12 , 6/8 2. 16/12 , 3/4* 3. 3/2 , 15/14 4. 10/16 , 5/8 Which ratio forms a proportion with
1. 28 answers
2. asked by Lelo
3. 7,091 views
2. Write a ratio for the situation in three ways comparing the first quantity to the second quantity.In union City, about one in
1. 18 answers
2. asked by Just a friend ;-)
3. 5,105 views
A 3.02 kg mass attached to a light stringrotates on a horizontal, frictionless table. The radius of the circle is 1.2 m, and the
1. 1 answer
2. asked by Truman
3. 4,306 views
Molly Ellen, bookkeeper for Keystone Company, forgot to send in the payroll taxes due on April 15. She sent the payment November
1. 2 answers
2. asked by Anonymous
3. 4,281 views
What is ΔH in the equation ΔG = ΔH - TΔS?A. The change in specific heat between the products and the reactants B. The change
1. 4 answers
2. asked by Morgan
3. 3,882 views
which of the following was not a weakness of the articles of confederation (1781-1789)? A) a week "league of friendship" among
1. 3 answers
2. asked by Sara
3. 3,434 views
Elizabeth has 1 7/10 as many plants as Rosalie has in her garden. If Elizabeth has 51 plants, how many plants does Rosalie have
1. 19 answers
2. asked by Jameelah
3. 3,135 views
One way the modern atomic model differs from Thomsons atomic model is that electrons are no longer scattered throughout an atoms
1. 10 answers
2. asked by check my answer
3. 3,102 views
3NO2 + H2O -> 2HNO3 + NOCalculate the percent yield for the following reaction if 76.8 g of H2O reacted and 125 g of NO were
1. 2 answers
2. asked by Amanda
3. 2,889 views
The cost of printing the first fifteen hundred copies of a book is $1500. It costs y dollars to print each subsequent copy. The
1. 2 answers
2. asked by jenny
3. 2,814 views
Which is the best buy?A. $12.40 for 6 boxes of tissues B. $10.58 for 5 boxes of tissues C. $14.11 for 9 boxes of tissues D.
1. 11 answers
2. asked by Just a friend ;-)
3. 2,590 views
The sales of Universal Instruments in the first t years of its operation are approximated by the functionS(t) = t 0.96t2 + 25
1. 1 answer
2. asked by Kathleen
3. 2,507 views
A 238U nucleus is moving in the x-direction at 4.8×105m/s when it decays into an alpha particle (4He) and a 234Th nucleus. The
1. 4 answers
2. asked by Peter
3. 2,391 views
Determine the value of k for which the direction vectors of the linesx-1/k = y-2/2 = z+1/k-1 and x+3/-2 = z/1, y=-1 are
1. 2 answers
2. asked by Tina
3. 2,293 views
Calculate how much acetylene (C2H2) can be produced from 358 g of H2O and an excess of CaC2 if the percent yield for this
1. 1 answer
2. asked by Amanda
3. 2,256 views
The centroid of the triangle OAB is denoted by G. If O is the origin and OA=4i + 3j ,OB=6i-j. Find OG in terms of the unit
1. 1 answer
2. asked by benjieo
3. 1,950 views
3 moles C6H12O6 in 100 ml equals what molarity?
1. 5 answers
2. asked by Katie
3. 1,947 views
A dealership sold 15 cars last month. The purchase price of the cars, rounded to the nearest thousand, is represented in the
1. 1 answer
2. asked by Pat
3. 1,859 views
Which of the following processes would result in a negative entropy change?A. Leaves falling off a tree B. A deck of cards
1. 2 answers
2. asked by Morgan
3. 1,853 views
Suppose that you have a masa os 45.7 kg and are standing on frictionless roller skates. Someone then throws you a 2.50 kg mass
1. 1 answer
2. asked by yami
3. 1,759 views
A 150 yard pipe is cut to provide drainage for two fiekds. If the length of one piece us 3 yards less than twice the length of
1. 1 answer
2. asked by mary
3. 1,677 views
A certain laser uses a gas mixture consisting of 9.0 grams of Hydrogen chloride, 2.0 grams Hydrogen gas, and 165.0 grams of
1. 2 answers
2. asked by angelveb
3. 1,654 views
A turtle is at the bottom of a 13 foot well. Each day it crawls up 5 feet, but each night it slips back 3 feet. After how many
1. 3 answers
2. asked by valerie
3. 1,651 views
99 inch pipe is cut into two pieces. One is two times the length of the other. Find the lengths of the two pieces
1. 2 answers
2. asked by Anonymous
3. 1,438 views
how many Kj of heat are evolved when 6g of pure carbon is completely burned? how many grams of carbon must be burned to furnish
1. 1 answer
2. asked by Shabana
3. 1,425 views
What would cause entropy to increase in a reaction?A. The products forming a more rigid structure B. The products forming an
1. 6 answers
2. asked by Morgan
3. 1,395 views
The equilibrium constant for the reaction H2 + I2 --> 2HI, is 54 at 425 degrees C. If the equilibrium mixture contains 0.030 M
1. 2 answers
2. asked by Hannah
3. 1,352 views
How do I balanceCuSO4 + NH3 + H2O = (NH4)2SO4 + Cu(NH3)4(OH)2 Thank you!!!
1. 1 answer
2. asked by Sally
3. 1,333 views
Step 1: Design a flowchart or write pseudocode for a program that allows a user to enter 12 numbers, then displays all of the
1. 1 answer
2. asked by G
3. 1,322 views
how many ml of 0.5 M BaCl2 are needed to have 75 g of BaCl2?
1. 3 answers
2. asked by Mackenzie
3. 1,305 views
Provide the name(s) for the branched constitutional isomer(s) with the molecular formula C7H16 that have three methyl groups.
1. 1 answer
2. asked by James
3. 1,295 views
Find the dimensions of the rectangle meeting the specified conditions.The perimeter is 20.4 millimeters and the length is 2.4
1. 1 answer
2. asked by LIYAH
3. 1,284 views
Mr. Rahim had the same amount of money in his three bank accounts at first. He deposited $44 into account b and $ 80 into
1. 2 answers
2. asked by Anonymous
3. 1,273 views
a high school has a student reduction and lost 1/10 of its students. If 198 of its students were left after the reduction. How
1. 2 answers
2. asked by Michelle .
3. 1,263 views
An index fossil must be?a) older than 1 billion years. b) smaller than other fossils around it. c)larger than other fossils
1. 4 answers
2. asked by kitty
3. 1,233 views
What is the average rate of calories burned per mile for a person who rides an exercise bicycle at a rate of 10 mi/hr?
1. 0 answers
2. asked by Anonymous
3. 1,214 views
I understand that the answer to this is a+b-c, but I'm not sure how to show working out for this. Any help would be great." O is
1. 1 answer
2. asked by Vectors
3. 1,192 views
My problem saysThe cost of a cell phone for one month is a linear function of the numbers of minutes used. The total cost for
1. 1 answer
2. asked by Alyssa
3. 1,162 views
How many grams of oxygen gas must react to give 2.80g of ZnO?
1. 1 answer
2. asked by McKenzie
3. 1,161 views
A disk with mass m = 5.2 kg and radius R = 0.44 m hangs from a rope attached to the ceiling. The disk spins on its axis at a
1. 1 answer
2. asked by stewart
3. 1,116 views
Given the molar concentration of hydrogen ion, calculate the concentration of hydroxide ion [H+]=7.9*10-7
1. 1 answer
2. asked by Anonymous
3. 1,090 views
If new information about the behavior of atoms is discovered and verified, then revisions will need to be made to the current___
1. 1 answer
2. asked by check my answer
3. 1,087 views
Joe and Susan invested $1500 at Bank of America in 2000, at 4% compounded quarterly. In the year 2005 they moved to another city
1. 1 answer
2. asked by Anna
3. 1,080 views
1. As I have seen the movie twice, I don't want to see the movie again.2. As I saw the movie twice, I don't want to see the
1. 2 answers
2. asked by rfvv
3. 1,014 views
If the student collected 3.46g of acetone and the theoretical yield is 3.67 g, what is the percent yield?
1. 2 answers
2. asked by blank
3. 995 views
In a certain year, 26% of all teenagers in the United States had checking accounts. Your bank, TeenChex Inc., is interested in
1. 0 answers
2. asked by John
3. 982 views
1) A 1.50-m long gas column that is open at one end and closed at the other has a fundamental resonant frequency 80.0 Hz. What
1. 1 answer
2. asked by Kimberly
3. 979 views
What is the concentration of sodium phosphate contains 0.60 M Na+?I'm not sure what to do and how to figure how to do this
1. 1 answer
2. asked by Emily White
3. 978 views
Hey, I don't understand this question...~~What were the positions of the Federalists and Anti-Federalists on the new
1. 5 answers
2. asked by DerpyPegasus33
3. 960 views
A sample of lithium sulfate, Li2SO4, 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 Secila
3. 949 views
A dealership sold 15 cars last month. The purchase price of the cars, rounded to the nearest thousand, is represented in the
1. 1 answer
2. asked by Pat
3. 936 views
Ms.Johnson gives twice as much daily homework as Mr. Beach. Mr.Beach gives out 10 minutes less than Mrs.Rodriguez. if
1. 1 answer
2. asked by Destinee
3. 934 views
The centroid of the triangle OAB is denoted by G. If O is the origin and OA=4i + 3j ,OB=6i-j. Find OG in terms of the unit
1. 1 answer
2. asked by benjieo
3. 925 views
What are the dimensions of a rectangular tract of land if its perimeter is 70 kilometers and its area is 300 square kilometers?k
1. 2 answers
2. asked by angie
3. 904 views
A girl pushes a load of mass 20kg to a distance of 10 metres in 5 seconds calculate (1) the work done (2) the energy used (3)
1. 2 answers
2. asked by Olorunnimbe
3. 891 views
Create the logic for a program that continuously prompts a userfor a numeric value until the user enters 0. The application
1. 0 answers
2. asked by michelle bartels
3. 889 views
The DNA of a neuron is located in its1. dendrite 2. axon 3. cell body 4. Golgi apparatus
1. 2 answers
2. asked by qwerty
3. 874 views
A) Determine the vector equation of the plane that contains the following two lines:l1: vector r= [4,-3,5] + t[2,0,3], tER l2:
1. 2 answers
2. asked by Sarah
3. 873 views
a hollow shaft has a cross sectional area of 8.68 cm square if its inside diameter is 0.75 cm, calculate its outside diameter.
1. 1 answer
2. asked by renison
3. 870 views
what volume of 0.5 BaCl2 is needed to have 0.1 moles of BaCl2?
1. 1 answer
2. asked by Amy
3. 857 views
John took off his helmet, turnout gear, and boots in the truck room and hung the jacket on his assigned peg. Just above the peg
1. 1 answer
2. asked by 2phoneeeeee
3. 848 views
An airplane of mass 1.30 104 kg is moving at 52.0 m/s. The pilot then increases the engine's thrust to 7.00 104 N. The resistive
1. 1 answer
2. asked by kc
3. 831 views
chris cuts half a rectangular lawn, 40m by 30m, by mowing strips of equal width around the perimeter. Jerri cuts the small
1. 1 answer
2. asked by Annie
3. 824 views
A 61.0 -kg bungee jumper is standing on a tall platform (h0 = 46.0 m), as indicated in the figure. The bungee cord has an
1. 1 answer
2. asked by ty
3. 823 views
1. Alcoholics Anonymous (AA):A. recognizes that preaching abstinence is most effective in helping alcoholics. B. was founded by
1. 9 answers
2. asked by Kim
3. 803 views
A 85-Kg firefighter climbs up a ladder at a constant speed of 2.5 m/s. What average power does the firefighter expend to
1. 2 answers
2. asked by Bob
3. 799 views
1. This book is worth reading.2. It is worth to read this book. 3. This book is worth to read. 4. It is worth while to read this
1. 1 answer
2. asked by rfvv
3. 794 views
In 250 mL of a 0.35 M solution of NaOH, there are how many grams of NaOH?
1. 1 answer
2. asked by Hannah
3. 769 views
the volume of a gas varies inversely as its pressure and directly as its temperature.A certian gas occupies a volume of 2.3L at
1. 1 answer
2. asked by wally
3. 763 views
0.15 grams of benzene (C6H6) is dissolved into 4.7 grams of melted biphenyl. The freezing point of the mixture was determined to
1. 1 answer
2. asked by Taylor
3. 758 views
1. Because the last bus had gone, we had to walk home.2. Because the last bus went, we had to walk home. ------------------
1. 0 answers
2. asked by rfvv
3. 757 views
I have to answer these questions:5. Compare the viewpoints of the senators in the Versailles Treaty. 6. What was the final
1. 1 answer
2. asked by Morgan
3. 747 views
After packing k boxes (numbered 1,2, ..., k) of m items each, workers discovered thatone defective item had slipped in among the
1. 1 answer
2. asked by Goku
3. 740 views
A 63.8 kg block of silver is at initially at 107 C. 1.0 kg of ice at its freezing point is placed onto the block to cool it. As
1. 2 answers
2. asked by sara
3. 731 views
How many grams of oxygen gas must react to give 2.80g of ZnO?2Zn(s)+O2(g)→2ZnO(s)
1. 2 answers
2. asked by McKenzie
3. 694 views
What is Gibbs free energy?A. The energy lost as heat to the surrounding molecules B. The usable energy released or absorbed by a
1. 0 answers
2. asked by Morgan
3. 684 views
I need help writing a thesis for my history day project, my person is Sacagawea and this years theme is leaders and their short
1. 4 answers
2. asked by Anonymous
3. 680 views
Given the molar concentration of hydroxide ion, calculate the concentration of hydrogen ion. [OH-]=0.0010Can someone please help
1. 2 answers
2. asked by Anonymous
3. 671 views
If 45.5 g of calcium carbonate is reacted with phosphoric acid, how many grams of carbon dioxide will be produced if the
1. 2 answers
2. asked by Jass
3. 668 views
Louis paid $42 for a dozen magazines with her annual and subscription to her favorite sport magazine. What is the unit cost for
1. 5 answers
2. asked by Alicia
3. 666 views
A tank of compressed helium for inflating balloons is advertised as containing helium at a pressure of 2374 psi, which, when
1. 1 answer
2. asked by abc
3. 665 views
Student budgeted a $25 a month for phone service. If the telephone company charges $18 a month for basic service and $.05 a
1. 3 answers
2. asked by Spencer
3. 660 views
A ball player hits a home run, and the baseball just clears a wall 17.6 m high located 122.0 m from home plate. The ball is hit
1. 0 answers
2. asked by JAck
3. 660 views
if the expression is false, the_____ operator will return true.
1. 1 answer
2. asked by joe
3. 653 views
2 ml of stock antibiotic (64 mg/ml) was diluted into a test tube containing 2 ml of broth (final volume is 4). A series of
1. 1 answer
2. asked by Anonymous
3. 653 views
Determine the acid and base that were neutralized to produce each of the following salts. Li2CO3 (aq).I don't understand how to
1. 1 answer
2. asked by Anonymous
3. 650 views
The instructions say, "The measure of an exterior angle of a regular polygon is given. Find the measure of an interior angle.
1. 1 answer
2. asked by Melissa
3. 650 views
I just went to buy some groceries to cook supper when I come home to see my beloved husband on the floor. I was shocked and
1. 7 answers
2. asked by Thi.
3. 649 views
Find the dimensions of the rectangle meeting the specified conditions.The perimeter is 352 feet and the length is 4 1/2 times
1. 1 answer
2. asked by LIYAH
3. 647 views
1. They believe that Mary lives in Chicago.2. Mary is believed to live in Chicago. -------- 3. They think that Mary lives in
1. 1 answer
2. asked by rfvv
3. 643 views
at a single ticket booth, customers arrive randomly at a rate of x per hour.the average line length is given by F(x)=
1. 2 answers
2. asked by wally
3. 643 views
The countries of Stabilato and Variato have the following average returns and standard deviations for their stocks, bond, and
1. 1 answer
2. asked by jenny
3. 639 views
1.What value for x makes the sentence true? 7x = 1 0 6 3 2
1. 6 answers
2. asked by Shadow
3. 636 views
A fuel storage tank has one supply pump and two identical outlet pumps. With one outlet pump running, the supply pump can
1. 0 answers
2. asked by Sally
3. 624 views
Suppose that young adults own an average of 3 pairs of jeans. Survey 8 people from your class to determine if the average is
1. 1 answer
2. asked by help me
3. 620 views
Simplify completely quantity 6 x squared minus 54 plus 84 over quantity 8 x squared minus 40 x plus 48 divided by quantity x
1. 0 answers
2. asked by angela
3. 615 views
A cone is made from the figure shown by joining the straight edges and securing them with tape, calculate the angle of
1. 3 answers
2. asked by Anonymous
3. 614 views
A worker uses 4gray tiles for every 5blue tileThat he uses .if he uses 60gray tiles how many blue tiles does he use
1. 1 answer
2. asked by Anonymous
3. 612 views
if amores has the capital of 1,616,000 while andrada is to invest sufficient cash to give him a one-third interest in the
1. 0 answers
2. asked by joan
3. 610 views

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