Tuesday
November 25, 2014

# Posts by Brooke

Total # Posts: 548

Math
How I got the answer: 8+5+10+3= 26 Since there were 5 sets of numbers I did 35-26 (because 7 times 5 is 35) which is 9. So when you add them up, it would be : 8+5+10+3+9= 35 35/5 = 7 Therefore, the answer is 9. Hope this helps!
July 28, 2012

Math
The blurred out number is 9.
July 28, 2012

check geo
I believe that it's choice A.
July 26, 2012

check geo
What choice did you select?
July 26, 2012

geometry
You just add all the sides together: P= a+ b+c So when you substitute in the numbers it's P= 48+ 10+10 P= 68 cm
July 25, 2012

English
A countable noun are nouns we can count such as pen, coin, cup, plate, dog etc. An uncountable noun are subtances meaning like milk, electricity, gas, water, rice, music, love etc.
July 23, 2012

math
July 23, 2012

math
You actually multiplied wrong, because 5*12.95= 64.75 not 64.92. The answer I got from the structure you wrote was \$3.89 Thanks though! It really helped!
July 22, 2012

math
Ben purchased 5 shirts for \$12.95 each. How much sales tax will he pay if the tax rate is 6%?
July 22, 2012

physics
A dad pushes tangentially on a small hand-driven merry-go-round and is able to accelerate it from rest to a frequency of 16 rpm in 11.5 s. Assume the merry-go-round is a uniform disk of radius 3.0 m and has a mass of 790 kg, and two children (each with a mass of 25 kg) sit ...
June 21, 2012

physics
An 85 kg football player traveling 4.7 m/s is stopped in 1.0 s by a tackler. What is the original kinetic energy of the player? (I tried using 1/2 m v^2 but that doesn't seem to be right. How do I manipulate the formula?) What average power is required to stop him?
June 18, 2012

Chemisty
Write all possible quilibrium equations for KHP dissovled in water and then write the quilibrium constanst expressions for the equation.
May 9, 2012

Psysics (Magnetism)
A current-carrying wire is placed in a uniform magnetic field, but there is no magnetic force on it. How is this possible?
April 24, 2012

physics
An alpha particle (charge = +2.0e) is sent at high speed toward a gold nucleus (charge = +79e). What is the electric force acting on the alpha particle when the alpha particle is 1.7 multiplied by 10-14 m from the gold nucleus? N
April 10, 2012

physics
At the point of fission, a nucleus of 235U that has 92 protons is divided into two smaller spheres, each of which has 46 protons and a radius of 5.08 multiplied by 10-15 m. What is the magnitude of the repulsive force pushing these two spheres apart?
April 10, 2012

physics
Calculate the net charge on a substance consisting of a combination of 4.3 multiplied by 1013 protons and 2.5 multiplied by 1013 electrons.
April 10, 2012

US History
Got a question: On our class we have to write a research paper tracing the historical causation of a current event and the current event has to be with in a year! Can someone help me with suggestions?
March 26, 2012

chem pH
calculate the pH when 10 mL of .511 M sodium acetate and 20.00 mL of 0.350 M acetic acid
March 23, 2012

chem
calculate the pH of 0.25 M formic acid and 0.40 M sodium formate
March 23, 2012

chem
calculate the solubility of barium sulfate (Ksp=1.1x10^-10) in a) water b) a 0.10 M barium chloride solution help is GREATLY appreciated
March 18, 2012

Chemistry
Calculate the pH of an aqueous solution containing 3.8 10-2 M HCl, 1.0 10-2 M H2SO4, and 3.3 10-2 M HCN.
February 28, 2012

Chemistry
A 0.25 g sample of lime (CaO) is dissolved in enough water to make 1487 mL of solution. Calculate the pH of the solution
February 28, 2012

history
C) fought in a traditional manner
February 2, 2012

Culinary arts
What does the term coving mean?
January 29, 2012

Math
(-3x^-2)^-3 How would I solve this problem?
January 12, 2012

Biology
In an experiment designed to measure the distance a golf ball is hit by clubs made of different material, a standardized variable would be: A The distance the golf ball traveled B The type of material the club is made of C The material the golf ball was made of D The wind ...
January 11, 2012

Biology
The "Kingdom" is the most all inclusive taxonomic category True or False. I think it is true but not sure
January 11, 2012

Physics
The first one I believe is right except for the units. Since 2 ft/sec is just rule of thumb, it wouldn't count towards the change. That's just the information given so that 2ft/sec = 1 mile. If you have 145 miles, for every mile you're going 2 ft/sec. So you would ...
December 28, 2011

Physics
If you divide 765600 by 2 ft/sec you're going to still have a huge number. I don't think that's right somehow. I'm going to get a teacher's help today.
December 28, 2011

Physics
My computer is really slow and I've only been able to get it to work once...
December 28, 2011

Physics
I too am in VASTS... that's what I thought. The units would have to be converted first to feet to get an answer in ft/sec.
December 28, 2011

Physical Science
Water boils at _______ 01 Kelvin. I put 373.15 but I dont know if it is right. Could someone please help me?
December 12, 2011

US GOV
Which of the following statements concerning the Twenty-fifth Amendment is incorrect? a. It allows the vice president to serve as acting president in the case of presidential disability. b. It allows the vice president alone to declare the president disabled. c. It requires ...
November 18, 2011

US Gov
The greatest source of presidential power is: a. the power to remove members of Congress from office for violating their oath of office. b. the power of referendum. c. politics and public opinion. d. the threat of a veto. e. the power to make political appointments. I am ...
November 18, 2011

physics
To find Work Use the Work = Pressure * delta Volume Be sure everything is in SI units 1atm=1.013*10^5 1cm^3=1*10^-5m^3 I have no idea how to find the change in internal energy though sorry
November 17, 2011

November 17, 2011

physics
You can use the equation (d=Vit + 1/2 a t^2) So for the first one it would be: d= (0)(1) + 1/2 (1.5) (1^2) And the answer would be .75m Each time just plug in the time to 't' and keep all the other information the same.
November 17, 2011

Physics
A 15 kg model airplane flies horizontally at point A that is 20 m about point B. It has a speed of 19.993 m/s at point A. It then flies horizontally at point B. If the loss of potential energy is reflected as an increase in kinetic energy, what is the speed of the model ...
November 17, 2011

Physics
In an electronics factory, small cabinets slide down a 30 degree incline a distance of 16 m along the incline to the next assembly stage. The cabinets have a mass of 10 kg each. Calculate the speed each cabinet would acquire if the incline were frictionless. What kinetic ...
November 17, 2011

Physics
A 1.5 N force acts on a .20 kg cart so as to accelerate it along a frictionless track. If it is accelerated from rest, how fast is it going after .3m? The answer given is 2.12 m/s but I am not sure how to get to that.
November 17, 2011

Physics
A .5 kg block is sliding along a tabletop with an initial velocity of .20 m/s. It slides to rest in a distance of .7m. Find the frictional force regarding it motion. The answer given is .0143 N but I do not understand how to get that.
November 17, 2011

Social Studies
Thanks ! Both of your responces helped answer my question ! :)
November 15, 2011

Social Studies
The question is "Evaluate the effectiveness of this action" The action was the government appologizing for Chinese Head Tax. Not only did the gov't appologize , it also gave symbloic payments to those affected by the head tax. Then it says "does it consider ...
November 15, 2011

Social Studies
I was kind of leaning towards that too ! thanks ! :)
November 14, 2011

Social Studies
Here is the question .. How did the Enlightenment contribute to the Industrial Revolution? A) People used technology to create greater prosperity for all. B) Reasoning was used to solve human problems. C) Electricity used in the production of material goods. D) People came to ...
November 14, 2011

Social Studies
Thanks !
November 14, 2011

Social Studies
Im working on a review booklet for Social Studies and theres a couple questions Im having problems with, my test is tomorrow so I don't have time to ask my teacher , hope you can help ! :) First Question: "The scramble for Africa" began in the late 1800s when ...
November 14, 2011

physics
Suppose the ball is kicked horizontally with an initial speed of 9.37m/s. If the ball travels a horizontal distance of distnace 85 meters, how tall is the mountain?
November 14, 2011

physics
Assume the driver has a mass of 70.6 kg . What horizontal force does the seat exert on the driver? Answer in units of N
November 13, 2011

Physics
A 1000 kg car rolling on a horizontal surface has speed v = 55 km/h when it strikes a horizontal coiled spring and is brought to rest in a distance of 2.2 m. What is the spring stiffness constant of the spring?
October 24, 2011

Physics
Jane, looking for Tarzan, is running at top speed (6.2 m/s) and grabs a vine hanging vertically from a tall tree in the jungle. How high can she swing upward?
October 24, 2011

Physical Science
Under what circumstances would you expect the shared electron pair to be equal distances on the average from each of the atoms participating in a covalent bond?
October 18, 2011

Physical Science
What kind(s) of particles make up (a) gaseous compound (b) liquid compound (c) solid compound?
October 17, 2011

Physical Science
What is an example of radioactive decay?
October 13, 2011

American Gov
The most important source of political values in the United States is probably what? Mass Media Family Religion School Local Newspaper
October 11, 2011

algebra
use this inequality -4t - 8 less than or equal to 12 to fill in the missing number, t+4 greater than or equal to ___?
October 6, 2011

US Gov
I think it is B but I am not sure!
October 5, 2011

US Gov
The reason a statement specific to state powers was not part of the original U.S. Constitution was that: a. New York delegates refused to allow discussion on the matter. b. it was assumed to be obvious. c. it was deleted under the Virginia Plan. d. no such consensus existed at...
October 5, 2011

MATH QUIZ
Round each number to the underlined place value. 1.) 15.6571 -->5 is underlined 2.) 0.8914 -->1 is underlined 3.) 7,022.56 -->3 is underlined 4.) 345.678 -->6 is underlined Estimate. 5.) 3.7 · 8.06 about 32 about 27 about 12 about 24 6.) 17.25 + 6.66 about 9...
October 5, 2011

MATH QUIZ
Round each number to the underlined place value. 1. 15.6571 --> the underlined word is 5 2.
October 5, 2011

Physical Science
Alpha particle tracks through gases and thin metal foils show few deflections. What does this tell us about the atom??
September 29, 2011

math
Make a tally chart for the number of students in the third-fourth-and fifth grade classes: 26,25,27,27,26,28,27 I don't understand how to find the answer.
September 22, 2011

physics
A plane is traveling at 300 m/s drops a bomb which hits it target 10 sec later. How high was the plane flying?
September 21, 2011

math
Assume that both Jane and Kathy start with 0 marbles. If Jane wins the first 15 games in a row, she will now have 15 marbles, and Kathy will have -15 marbles. This is because for ever game Jane wins, Kathy needs to hand over a marble. Jane cannot win anymore games. The goal ...
September 19, 2011

pe
what are the six common managerial functions that should be performed by a sports manager
September 8, 2011

Math
“How much does one cost?” asked the man.“50 cents” replied the hardware clerk“and how much does 18 cost?” the customer asked.“One dollar” said the clerk “Ok I’ll take seven hundred six” the man said “That will be \$1....
September 7, 2011

physics
I place a single negative charge in a region where there is a constant electric field pointed toward the floor. The charge feels a force where?
August 22, 2011

How to Start your own day care facility
THe first step to planning a child care center is to what?
August 16, 2011

Chemistry
If it were determined that there were 6.391 x 10^22 atoms of H in an unknown sample of C2H4Cl2, how many milligrams would the unknown sample weigh? Sorry for all the questions Dr. Bob.
July 29, 2011

Chemistry
Consider the reaction below : P4(s) + 5O2(g) ---> P4O10(s) How many grams of phosphorus react with 4.745 x 10^1 L of oxygen at STP to form tetraphosphorus decaoxide?
July 29, 2011

Chemistry
Thank you Dr. Bob.
July 29, 2011

Chemistry
How many moles of H atoms are there in 33.4282 grams of C2H4Cl2?
July 29, 2011

Chemistry
thank you :)
July 29, 2011

Chemistry
A sample of 0.30 moles of a metal M reacts completely with excess fluorine to form 18.69 grams of MF2. How many moles of F are in the sample of MF2 that forms? M + F2 ---> MF2 How many grams of M are in this sample of MF2 ?
July 29, 2011

Heat!!!
Can you please check my answers. My teacher gave me a list of 200 questions to study, but I lost the answer sheet. Can you please help me with these 23 Thanks 1. A silver bar 0.125 meter long is subjected to a temperature change from 200°C to 100°C. What will be the ...
July 5, 2011

Chemistry
Thank you
June 30, 2011

Chemistry
When 320.62 grams of Bi2O3 react with excess of C, how many moles of Bi form? I know I need to use stoichiometry, but I can't quite seem to get the correct balanced equation.
June 30, 2011

Chemistry
How many grams of C are required to make 431.47 grams of C3H8?
June 29, 2011

Chemistry
When 320.62 grams of Bi2O3 react with excess of C, how many moles of Bi form?
June 29, 2011

Chemistry
How many milliliters of 1.237 M HCl are required to react with 27.02 grams of MgCO3 ?
June 29, 2011

history
What was the significance of Winston Churchhill's Speech in 1946 in Fulton, Missouri? * plz help i have to write 2 paragraphs and cannot find enough info to write that much
May 24, 2011

math
Assume that both Jane and Kathy start with 0 marbles. If Jane wins the first 15 games in a row, she will now have 15 marbles, and Kathy will have -15 marbles. This is because for ever game Jane wins, Kathy needs to hand over a marble. Jane cannot win anymore games. The goal ...
May 10, 2011

Child Development
A good technique to prevent children from talking to you while you're observing them is to what? 1. Avoid eye contact 2. Sit far away 3. Stand to one side Which one is correct?? ( i think its one of the first two im not sure)
April 14, 2011

Math
The answer is 7 12+8+3= 23 so 30-23 is 7 At least this sounds right to me! Hope this works out for you.
April 14, 2011

French
1. _______ (On sundays), my parents _______(go) musee. 2. _______ (On Fridays) , my mother _______ (Go) Bank Sorry i did spanish at first, but any way this the translation for fre nch!
April 14, 2011

French
1. _______ (On sundays), month padres _______(aller) musée. 2. _______ (Viernes) , ma mère _______ (aller) Banque
April 14, 2011

Japanese
When i translated this it looked a lot diffrent then it does now! Sorry!
April 14, 2011

Japanese
April 14, 2011

child care
i just took the test that answer is correct!!
April 14, 2011

Oh so you are saying that the 35 should be a positive instead of a negative. Is that correct!!So the answer for r is 2. Thanks I think I get it.
April 12, 2011

is the answer to my equation right? equation: 5(3r-7)+r=3(r-3) 15r-35+r=3r-9 15r+r-3r=-35-9 13r/13 = -44/13
April 12, 2011

Does this answer seem correct. 2k+3=4k-5 2k-4k+3-3=-5-3 2k-4k=-5-3 -2k/-2k = -8/2 k=4
April 12, 2011

April 12, 2011

Physics
A car of mass = 1200 traveling at 60.0 enters a banked turn covered with ice. The road is banked at an angle , and there is no friction between the road and the car's tires.What is the radius of the turn if = 20.0 (assuming the car continues in uniform circular motion ...
April 6, 2011

French
I wrote "Bien que Rousseau etait apparemement..." And my teacher underlined bien que and drew an arrow to etait...what could he be referring to? And I wrote "Mais Rousseau pensait aussi que la nouvelle connaissance parce qu'il permettait..." My teacher ...
April 5, 2011

French
I am trying to say "When one person has a loss, another could perhaps benefit." This is what I have: Quand une personne a une perte, une autre peut-etre pourrait profiter a la perte. Was I supposed to have used conditional? And do you notice any errors?
April 5, 2011

Chemistry
Consider the following reaction: H2+I2<->2HI A reaction mixture at equilibrium at 175 K contains P(H2)=0.958 atm, P(I2)=0.877 atm, and P(HI)=0.020 atm. A second reaction mixture, also at 175 K, contains P(H2)=P(I2)=0.616 atm, and P(HI)=0.106 atm. What will the partial ...
April 4, 2011

Stats
How many different simple random sample of size 8 can be obtained from a population whose size os 42?
March 28, 2011

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