# Kimberly

Most popular questions and responses by Kimberly-
## Social studies

Since the 1800s, which human activity has changed land use and led to the growth of large cities in many countries? A.industrialization B.colonization C.pollution D.rural population growth

*asked on August 21, 2018* -
## Biology

A blue eyed man whose parents were brown eyed marries a brown eyed woman whose father was brown eyed whose mother was blue eyed they have one female child who is blue eyed make a pedigree chart based on the information above.

*asked on January 18, 2013* -
## Social Studies

Which method of showing Earth's surface is the most accurate? A. An equal-area projection B. A scale-model globe C. A Mercator projection D. A Robinson projection

*asked on August 14, 2018* -
## chemistry

Lithium chlorate is decomposed with heat to give lithium chloride and oxygen gas. If 2.23g of lithium chlorate is decomposed, how many milliliters of oxygen are released at stp?

*asked on April 28, 2015* -
## Math Check

Which nonterminating decimal can be converted into a rational number? 0.818118111... 0.020304050... 0.010110111... 0.321321321... *** George has a square sandbox in the backyard. The sandbox has an area of 160 square feet. To the nearest foot, what is the

*asked on November 30, 2016* -
## Algebra 2 pleaase help me out!!

Katrina owns a sandwich shop. She wants to know if she can sell more chicken sandwiches if they are prepared with a special sauce. Katrina sells regular chicken sandwiches on a random sample of 10 days and she sells sandwiches with the special sauce on a

*asked on December 8, 2016* -
## English

Read the conversation at a peer review for Ben’s short story. “It seems your central character has a really cool power: being able to hear what others are thinking,” Tom said. “Actually, I think it was more of a jinx,” replied Ben. “Being able

*asked on February 9, 2014* -
## chemistry

in 1807 the English chemist Humphrey Davy passed an electric current through molten potassium hydroxide and isolated a bright, shiny reactive substance. He claimed the discovery of a new element, which he names potassium. In those days, before the advent

*asked on May 21, 2011* -
## Math

To determine what effect the salespeople had on purchases, a department store polled 700 shoppers as to whether or not they had made a purchase and whether or not they were pleased with the service. Of those who had made a purchase, 125 were happy with the

*asked on November 20, 2009* -
## Chemisty

Calculate the Volume occupied by 1.5 moles of an ideal gas at 25 degrees Celsius and a pressure of 0.80 atm. (R= 0.08206 L atm/(mol*K). I've tried using the ideal gas law: PV=nRT but i can't seem to get where I am getting lost. V=(1.5mol)(0.08206 L

*asked on March 29, 2017* -
## Sciene

Is Meiosis actually Mitosis happening twice? My answer- Yes because they are both a cell division process.

*asked on May 10, 2014* -
## Honors English

Can somebody please let me know or show me a website that clarifies what the elements of the Restoration comedy are? Also how food consumption relates to the play "The Importance of Being Earnest"?

*asked on January 21, 2018* -
## Geometry

A marathon runner ran the first 4 miles in 27.8 minutes. If she continues running at this pace, how long will it take her to run the entire marathon of 26.2 miles?

*asked on December 9, 2014* -
## physics

A car initially going 30ft/sec brakes at a constant rate (constant negative acceleration) coming to a stop in 4 seconds. How far did the car travel?

*asked on April 21, 2011* -
## english

Which one of the following is a correct example of the singular possessive case? A. king's rights B. audiences' reaction C. women's club D. who's job I think it's C.

*asked on March 21, 2014* -
## Business

Essie and Ruby sell Blu-Ray players. Last month Essie sold 35 less Blu-Ray players than Ruby. Together they sold 145. How many Blu-Ray players did Essie sell?

*asked on August 9, 2013* -
## Physics Questions Help Please!

1) The lowest tone to resonate in an open pipe of length L is 1600 Hz. What is the frequency of the lowest tone that will resonate in a closed pipe of length 2L? a) 100 Hz b) 1.60 Hz c) 200 Hz d) 0.800 kHz 2) Which of the following does not increase as a

*asked on December 5, 2014* -
## spanish

Using the subject “usted” and the verb in the imperative, tell your instructor three things she or he must do. Then tell your instructor two things she or he must not do. You will be graded on accuracy and pronunciation. Provide your sentences in

*asked on April 7, 2014* -
## chemistry

The antacid in question (with an active ingredient of Ca(HCO3)2), upon treatment with excess hydrochloric acid, a 0.413 g sample gives 92.85 mL of CO2 at 25.00oC and 1.000 atm. What percentage of the antacid is active ingredient? Assume a perfect system

*asked on November 1, 2014* -
## physics

A 0.5 kg rock is projected from the edge of the top of a building with an initial velocity of 9.66 m/s at an angle of 41 degrees. The building is 10.1 m in height. At what horizontal distance, x, from the base of the building will the rock strike the

*asked on January 3, 2015* -
## Algebra

Jess saved $500 working during the summer. He plans to buy school clothes with his money. He found jeans he liked for $30 per pair, including tax, and shirts for $17, including twice. If he buys exactly twice as many shirts as jeans, how many pairs of

*asked on April 28, 2015* -
## Physics Help Please!!!! Check!

if I weigh N on Earth and 5320 N on the surface of a planet, what is the acceleration due to gravity on that planet? mg=702N m=702/9.8=71.6 kg mg=5320N g=5320/71.6=74.3 m/s^2

*asked on October 17, 2014* -
## math

A jet is flying through a wind that is blowing with a speed of 45 mi/h in the direction N 30° E (see the figure). The jet has a speed of 775 mi/h relative to the air, and the pilot heads the jet in the direction N 45° E.

*asked on December 2, 2012* -
## math

Find the probability of at least one birthday match among a group of 48 people.

*asked on April 18, 2010* -
## math

write an equation to represent the statement"four less than the product of three and x is twenty-three" 3x - 4= 23 4x - 3x = 23 4x - 3 = 23 3 - 4x = 23

*asked on November 3, 2014* -
## 6th grade math

A jogger is running around a 3/4 mile track and is 2/3 around the track. How far has the jogger traveled?

*asked on May 8, 2018* -
## science

a race car moves at a constant speed around an oval tracks. is the car accelerating? why or why not

*asked on April 25, 2019* -
## Chem Help Please!

Give the full mechanism for the reaction of 1-bromo-3-methylpentane with methanol. I know you cant draw on here. but can you tell write it out with words? Thanks!

*asked on October 14, 2014* -
## Math

I need help with these three math question. 1st question. What is the additive inverse of 5 on the 12-hour clock? 2nd question. What is the equivalent number on the 12-hour clock. -22 the choices for this question is, 5 or 2 or 3 or 1. 3rd question. I need

*asked on February 5, 2011* -
## Physics Help Please!!!! Urgent!!

1) A 10 kg lead brick rests on a wooden table. if a force of 46N is required to slide the brick across the table at a constant velocity, what is the coefficient of friction? 2) A horizontal force of 100N is applied to a 200 kg refrigerator sitting on a

*asked on October 16, 2014* -
## algebra

how many tiles 10cm by 25cm on each side is needed for a bathroom 8m by 10m? I need help on how to solve it... I learned how to do this in 8th grade but I'm now in 10th and I forgot how to do it. I'm preparing for the highschool exit exam and I need to do

*asked on February 16, 2015* -
## chemistry

I did 3 Experiments and got 3 rate as the following: Exp1: (S2O8)2-:0.05M; I-:0.05M rate:1.7x10^-5 M/s Exp2: (S2O8)2-:0.10M; I-:0.05M rate:3.4x10^-5 M/s Exp3:(S2O8)2-:0.05M; I-:0.10M rate:3.6x10^-5 M/s what effect does doubling [(S208)2-] have on the rate?

*asked on October 1, 2010* -
## Physics Help Please!

A block of mass is moving along the horizontal frictionless surface with a speed of 5.70 m/s. If the slope is 11.0° and the coefficient of kinetic friction between the block and the incline is 0.260, how far does the block travel up the incline? Show step

*asked on November 5, 2014* -
## Chemistry

A sample of naphthalene, which should be pure white, was found to have a grayish color after the purification procedure. The melting point was correct but the melting point range was smaller. Why the gray color? Is it possible the "purification procedure"

*asked on October 21, 2006* -
## Math help

Convert the repeating decimal to a/b form, where a,b are integers and b =0(there is a slash through the equal sign) 2.36(there is a line over .36)'

*asked on August 5, 2015* -
## sociology as an individual pastime

Could you please help me explain the research methodologies used in sociology as an individual pastime?

*asked on September 24, 2010* -
## sociology

My assignment is about reading "Sociology as an individual pastime"( Peter L. Berger) and summarizing it. I have read it again and again for many times, but I still don't understand it clearly. Please help me

*asked on September 22, 2010* -
## Physics

You and your friend throw balloons filled with water from the roof of a several story apartment house You simply drop a balloon from rest. A second balloon is thrown downward by your friend 2.1seconds later with an initial speed of 41.6m/seconds. they hit

*asked on September 16, 2012* -
## CHEMISTRY

What is the wavelength in meters for light having a frequency of 2.40 X 10ˆ12 sˆ-1? What portion of the electromagnetic spectrum does this belong?

*asked on September 7, 2012* -
## Physics

A wave sent out from a source is reflected back to the source in 1.0*10^-3 if the velocity of the wave is 3.0*17^8 the distance of the reflecting surface from the source is?

*asked on June 1, 2019* -
## Calculus

The amount of carbon-14 still present in a sample after t years is given by the function where C0 is the initial amount. Estimate the age of a sample of wood discovered by an archeologist if the carbon level in the sample is only 18% of its original

*asked on March 26, 2014* -
## Algebra

The fuel efficiency for a certain midsize car is given by E(v) = −0.017v^ + 1.462v + 3.5 where E(v)is the fuel efficiency in miles per gallon for a car traveling v miles per hour. (a) What speed will yield the maximum fuel efficiency? Round to the

*asked on December 1, 2014* -
## physics

an electric heating element is conneceted to a 110V circuit and a current of 3.2 a is flowing through the element. How much energy is used up during a period of 5 hours by the element?

*asked on March 11, 2012* -
## Algebra

A veterinarian uses 300 feet of chain-link fencing to enclose a rectangular region and also to subdivide the region into two smaller rectangular regions by placing a fence parallel to one of the sides, as shown in the figure. (a) Write the width w as a

*asked on November 4, 2014* -
## CHEMISTRY

Not for homework, just practice problems I'm having trouble with. Knowing that one mole of KHP, C8H5O4K, reacts with one mole of NaOH, what mass of KHP is required to neutralize 30.0 mL of the 0.10 M NaOH solution? if 24.5 mL of the 0.10 M NaOH solution is

*asked on October 22, 2012* -
## Math

The regular pentagon have a perimeter of 18.8 units. What is the value of X?

*asked on April 12, 2014* -
## Math

A square has the same area as a rectangle whose longer side is 2 times the length of its shorter side. If the perimeter of the rectangle is 24, what is the perimeter of the square? A. 8 sqrt 2 B. 16 sq

*asked on August 8, 2018* -
## physics

A ball is thrown horizontally from the top of a building 43.4 m high. The ball strikes the ground at a point 57.3 m from the base of the building. The acceleration of gravity is 9.8 m/s^2. a. Find the time the ball is in motion. Answer in units of s. b.

*asked on January 2, 2015* -
## Statistics

Is this right? and how can I break it down if needed? A factory’s worker productivity is normally distributed. One worker produces an average of 75 units per day with a standard deviation of 20. Another worker produces at an average rate of 65 per day

*asked on February 11, 2011* -
## Math

A ball rebounds 7/8ths as high as it bounced on the previous bounce and is dropped from a height of 8 feet. How high does it bounce on the fourth bounce and how far has it traveled after the fourth bounce?

*asked on February 28, 2011* -
## physics

boy pulls a toy cart of mass 2 kg with a force of 3 N at an angle of 60° with respect to the horizontal road. What is the acceleration produced by the cart?

*asked on October 15, 2010* -
## MTH 156

When two gears are mashed the revolution per minutes (rpm) are inversely proportional to the number of teeth, as show below. In one machine the rpm ratio of the larger gear to the small gear is 4:7 The small gear has 216 teeth In second machine the larger

*asked on August 5, 2015* -
## Math

A dress is on sale for a 15% discount, meaning 85% of the price remains. If the sale price of the dress is $51, then the original price of the dress was $.

*asked on June 30, 2014* -
## physics

A ball rolls off of a table with a speed of 2 m/s. The table is 1.2 m high. How long will it take to the ball to hit the ground?

*asked on October 26, 2011* -
## Mth 156

A company will need $35000 in 6 years for a new addition. To meet this goal the company deposits money in an account today that pays 6% annual interest compounded quarterly. Find the amount that should be invested to total $35000 in 6 years. The company

*asked on August 7, 2015* -
## algebra

Explain the difference between solving a system of equations by the algebraic method and the graphical method. Someone also wants to know why there are different methods for solving the same problem-what would you tell him? Tiffany Oakes

*asked on July 12, 2010* -
## social studies

what is the geographic features of the eastern woodlands

*asked on December 8, 2009* -
## SCI

Energy Resource Challenges Post a 200- to 300-word response to the following: Describe all of the renewable energy alternatives (WIND POWER, SOLAR POWER, BIOMASS FERMENTATION) What are some challenges with using and managing these

*asked on January 13, 2008* -
## math

shawna reduced the size of a rectangle to a height of 2 in. what is the new width if it was originally 24 in wide and 12 in tall ? how do you solve it if the answer is 4?

*asked on November 17, 2011* -
## chemistry

Given the chemcal equation:2 Ca+O2>2 CaO,if 2 moles of CaO are formed in this reaction,then 2 moles of O2 must have reacted. True or False?

*asked on April 15, 2013* -
## converting parabolic equations

The vertex form of the equation of a parabola is x=8(y-1)^2-15. What is the standard form of the equation?

*asked on April 23, 2016* -
## International Economics

When is international trade an opportunity for workers?

*asked on July 18, 2008* -
## Physics help - Waves and Sound Questions

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 is the sound speed in this gas? a) 120 m/s b) 30.0 m/s c) 480 m/s d) 213 m/s e) 53.3 m/s 2) You drop a stone down a well. You

*asked on November 25, 2014* -
## fiance

Use the following statistics from Robert Morris Associates' Annual Statement Studies to answer the following question(s). Net sales 100.0 percent Cost of sales 59.9 percent Gross profit 40.1 percent Operating expenses 31.2 percent Net profit (before taxes)

*asked on August 25, 2010* -
## math

HELP. Help I have to decide whether these are rational or irrational. .73737373... .61611611161111..... 1/23 Can someone explain this to me? Rational numbers are just fractions. The decimal expansion of fractions will either terminate or it will become

*asked on May 6, 2007* -
## Accounting

During 2013, Moore Corporation paid $14,000 of dividends. Moore's assets, liabilities, and common stock at the end of 2012 and 2013 were: 12/31/2012 Total Assets:$144,200 Total Liabilities:$52,600 Common Stock:$60,000 12/31/2013 Total Assets:$178,500 Total

*asked on April 4, 2017* -
## Physics Need Help

The pile driver struck the piling with a speed of 20 m/s. At what height did the pile driver hammer have to be lifted for it to fall freely and attain that speed before striking the piling? Show steps please!!!

*asked on September 14, 2014* -
## chemistry

the frequency factor and activation energy for a chemical reaction ate A=4.8 x 10^-12cm^3 and Ea=11.1kJ/mol at 327 K respectively. Determine the rate constant for this reaction at 327K

*asked on November 11, 2014* -
## Calculus

If 40 milligrams of strontium-90 radioactively decays to 12 milligrams in 30 years, find its half-life (the number of years it takes until half of it remains). Use the formula A = p ⋅ e−kt, where p is the amount and A the (smaller) final amount.

*asked on March 26, 2014* -
## pre-calc

cosx= -8/17, 180

*asked on April 21, 2012* -
## Human Resources In Health Care

How do human resource laws or health care regulations affect performance appraisals? What are the legal implications a manager must consider when conducting performance appraisals?

*asked on April 18, 2012* -
## Business Management

The Environmental Protection Agency administers environmental standards in the U.S. EPA represents the what, and of what organizations? A.local communities; task environment B.finiancial institutions; internal environment C.government regulators;task

*asked on November 3, 2010* -
## physics

I did a projectile motion lab, predicting where a ball would land before actually dropping it. I have to answer this question: you accounted for variations in the velocity measurement in your range prediction. Are there other measurements you used which

*asked on February 1, 2009* -
## perimeter

The screen T.V. of Bradley is 15 m 20 m. It wants to put the new cover on the screen of T.V. which costs $25 per square meter. How much the cost-t-it to cover its screen T.V.?

*asked on February 1, 2016* -
## math

For every boy taking classes at the music school , there are 3 girls who are taking classes at the school . if there are 128 students taking classes , write and solve a proportion to predict the number of girls taking classes at the school

*asked on October 12, 2015* -
## physics

A ball is thrown horizontally from the top of a building 32.3 m high. The ball strikes the ground at a point 110 m from the base of the building. The acceleration of gravity is 9.8 m/s 2 . Find the time the ball is in motion. Answer in units of s

*asked on October 14, 2013* -
## statistics

IQ scores are normally distributed with a mean of 105 and a standard deviation of 18. Assume that many samples of size n are taken form a large population of people and the mean IQ score is computed for each sample. If the sample size is n=64, find the

*asked on September 13, 2012* -
## terminology

When comparing hemodialysis and peritoneal dialysis, it can be said that A. hemodialysis takes longer than peritoneal dialysis. B. peritoneal dialysis involves the removal of blood from the patient. C. hemodialysis is a step closer to the need for

*asked on May 11, 2009* -
## HCA 230

ive looked on google and everywhere and i can not find it can some 1 help aNY SITES OR An ything i don't want the answer but a site would be good compose a list of perspectives on health for your assiged role my role is a patient

*asked on April 13, 2009* -
## Business

Apply critical thinking to the decision making process by discussing workplace examples that highlight each of these three types of thinking...creative thinking, logical thinking, and persuasice thinking. Must be a minimum of 200 words.

*asked on March 10, 2009* -
## Geometry

I really don't understand this.... You want 12feet to equal 9inches on the blueprint. What scale factor must you use to create an accurate blueprint?

*asked on March 29, 2017* -
## Math

A court is 94ft long by 50ft wide. It has 3 circles each 12ft diameter. Two of the circles are at the free throw line and the third is at the center of the court. Within the 3rd circle is another circle with a radius of 2ft.The key is rectangular region on

*asked on May 17, 2015* -
## College

how do you write 1.1x10 to the 5 power in a standard notation

*asked on March 23, 2015* -
## Physics help please

A blacksmith at a historical reenactment is making an iron hinge. after placing the iron (0.750 kg) in the fire and shaping it with his hammer it is still at 200 C. he puts the iron piece in an 8 L bucket of water at 25 C. what is the final temp. of the

*asked on November 7, 2014* -
## chemistry

Given the chemcal equation:2 Ca+O2>2 CaO,if 2 moles of CaO are formed in this reaction,then 2 moles of O2 must have reacted. True or False?

*asked on April 15, 2013* -
## pre-calc HELP PLEASE

solve using identities for all angles (dont use multiple angle method)show work please cuz i am so confused. 2sin2x-3sinx=0

*asked on April 24, 2012* -
## Intermediate Algebra

To buy both a new car and a new house, Tina sought two loans totalling $78,825. The simple interest rate on the first loan was 0.2%, while the simple interest rate on the second loan was 5.0%. At the end of the first year, Tina paid a combined interest

*asked on July 28, 2011* -
## psy

How will the use of Ashford’s Online Library aid you in finding credible resources to support your academic writing?

*asked on April 11, 2011* -
## Business Managment

When would a full explanation of a visual be necessary? A.When similar material is presented to the audience quite frequently B.When the material is new to the audience C.When the information it presents is a minor part of your proof D.When the audience is

*asked on August 10, 2010* -
## Human Resources Management

The certification process in skill-based pay is analogous to.... a. job analysis b. compensable factors c. regression analysis d. factor degrees and weights

*asked on March 31, 2010* -
## word problem

Directions: Write a system of equations to solve the following word problem graphically and algebraically (using Gauss and using substitution). AMC Homes, Inc. is planning to build three- and four-bedroom homes in a housing development called Chestnut

*asked on September 3, 2005* -
## Biology Help Please!

)Describe the importance of chromatin remodeling process to transcription. Select the four correct answers. a) These alterations can be used to activate transcription of a gene by hiding its enhancer sequences. b) These alterations can be used to activate

*asked on April 24, 2016* -
## Algebra

The number of bass in a lake is given by P(t) = 2800/1 + 6e^−0.05t where t is the number of months that have passed since the lake was stocked with bass. (a) How many bass were in the lake immediately after it was stocked? 400 bass (b) How many bass were

*asked on November 17, 2014* -
## statistics

A quality supervisor for a factory that makes cell phone cases examines a sample of 46 cases. She finds that 8 cases are the wrong size. Which is the best prediction of the number of cases that will be the wrong size in a shipment of 3,000? A.)410 B.)475

*asked on May 7, 2014* -
## history

at the constitutional convention in pj hiladelphia, madison drafted the plan presented by virginia govenor randolph, and william patterson of ____ presented a plan that was similiar to the articles of confederation. Thank you in adavance, I was stuck on 3

*asked on November 18, 2013* -
## chemistry

Given the chemcal equation:2 Ca+O2>2 CaO,if 2 moles of CaO are formed in this reaction,then 2 moles of O2 must have reacted. True or False?

*asked on April 15, 2013* -
## Excel formula help

Formula to multiply the number in cell 4k times standard deviation of the numbers in cell z2 through z10 I don't understand cell z2 through z10 I have never had excel (4kxz2xz10) Please write this correctly

*asked on January 27, 2013* -
## Subjects and Prepositions.

What is the compound or simple subject and compound or simple predicate in each sentence? draw t the line between the complete subject and complete predicate in each sentence. 1. People of all ages and abilities love sports. 2. More than 2 million

*asked on October 15, 2012* -
## math

1.) 15 * 4 2/3 2.) 10 2/3 divided by 4

*asked on September 19, 2011* -
## calculus

how do you solve the initial value problem by using separation of variables dy/dx=-xy^2 when y(1)=-0.25

*asked on March 20, 2011*