Questions Asked on
February 11, 2014

Chem 2
A 100mL sample of water is titrated with EDTA solutions in problem 2. The same amount of Mg2+ is added as previously, and the volume of EDTA required is 31.84mL. What volume of EDTA is used in titrating the Ca2+ in hard water? Previous answers are: Moles
asked by Carlye 
Physics
A car accelerates from 12m/s to 25m/s in 6.0s. What is its uniform acceleration? How far did it travel in this time?
asked by Tyler 
Chemistry
A gas diffuses twice as fast as CF4 (g). The molecular mass of the gas is: I'm not sure how to figure this out without the rates of diffusion.
asked by Chloe 
BUSINESS
1. You've told Dan, a new contact, that you're looking for a qualified sales representative. Now you want to find out if there's any way you can help his business. What's an effective way to approach the question? A. Give him your business card and tell
asked by Beatrice 
Education technologoy
Charles sends Julia text messages every morning insulting her appearance and threatening to hurt her. He writes unflattering description of her on blog and on his own personal website a. identity theft b. cyberstalking c. online arguing d. cyberbullying
asked by Hannah 
Econ
1. When Joe started his job at the laundromat 5 years ago, his wage was $5.50 an hour. Today his wage is $8.50 an hour. If Joe started his job in the base year, and his real wage is the same as when he started, what is the Consumer Price Index today? 2.
asked by Rebekah 
Chem; States of Matter
To an insulated container with 100.0 g H2O (l) at 20.0 degrees C, 175 g steam at 100.0 degrees C and 1.65 kg of ice at 0.0 degrees C are added. a) What mass of ice remains unmelted after equilibrium is reached? b) what additional mass of steam should be
asked by K 
Physics
A body of mass 2kg moving with velocity of 5m/s collides with a stationary body of mas 500g. if the two bodies move together after impact. calcalate the magnitude of their common velocity
asked by Ritanoe 
Business
1. Legal requirements, suppliers and distributors, competitors, and market profiles are contained in the ( ) element of your business plan. A. introduction B. business information C. industry D. operating plant D? 2. Rachel plans to set up a beautifully
asked by Beatrice 
Math (Variation)
The cost of a pizza varies directly as the square of its radius. If a pizza with a 6inch radius costs ₱148.00, how much should a pizza with an 11inch radius cost?
asked by Shin 
physics
A seagull flies at a velocity of 10.00 m/s straight into the wind. (a) If it takes the bird 18.0 min to travel 6.00 km relative to the earth, what is the velocity of the wind?
asked by Steve 
Digital Footprint Safety ~CHECK MY ANSWERS~
Which of the following contributes to your active digital footprint? a. adware that secretly tracks your buying behavior online b. personal information you intentionally enter into a secure website when making a purchase *********** c. personal data from
asked by Dakota 
Math
A truck with 40in.diameter wheels is traveling at 50 mi/h. a) Find the angular speed of the wheels in rad/min b) How many revolutions per minute do the wheels make?
asked by Ray 
Chemistry urgent
C6H14 + Cl2 in UV light Below are 5 products, say which one cannot be a product, prove this by showing how each of the other products were formed from the equation above. 1chlorohexane 2chlorohexane 2,2dichlorohexane dodecane hex1ene
asked by Ava 
Algebra  Dividing Radicals
A landowner wishes to construct a fence around a small section of her property. The fence is rectangular and is (3√5)/√7 meters wide and (2√3)/√5 meters long. What is the exact perimeter of the fence? (Recall that the perimeter is the sum of each
asked by Brady 
Science
Which of the following describes how matter moves between producers, consumers, and decomposers in an ecosystem? oneway flow from producers to consumers to decomposers oneway flow from decomposers to consumers to producer cyclic flow froms producers to
asked by Anonymous 
math
Kurt used the rule add 4, subtract 1 to generate a pattern. The first term in his pattern is 5. Which number could be in Kurt's pattern? a.) 4. B.) 6. c.) 10. d.) 14. My answer is d.
asked by Anonymous 
physics
A scaffold (a uniform horizontal board of mass 50 kg and length 4 m) is supported by a rope at each end. A 100 kg painter stands on the scaffold at a location such that the tension is one rope is four times that in the other. Where is the painter standing
asked by Anonymous 
science
Which of the following is not among the advantages of generating nuclear energy? It does not release carbon dioxide into the atmosphere. It does not require a specialized process or involve any risk It does not release chemicals that cause acid rain It
asked by Anonymous 
statistics, math, college
if np >5 and nq>5 estimate P (fewer than 4) with n=13 p=0.4 by using normal distribution as an approximate to the binomial distribution if np
asked by andrea 
Science only one question...help plzz!
True or False: Plants continue to grow throughout their lives by producing new plant material. THANK YOU!
asked by Hi! 
MATH CHECK ANSWERS
please check my answers ! 21. Find the unit price for each option shown below. Round to the nearest cent when necessary. Indicate which option is the better buy. Option I: 10 candy bars for $6.75 Option II: 12 candy bars for $7.25 ANSWER= 10/$6.75=$1.48
asked by Matt 
Chemistry  DrBob222
C6H14 + Cl2 in UV light Below are 5 products, say which one cannot be a product, prove this by showing how each of the other products were formed from the equation above. 1chlorohexane 2chlorohexane 2,2dichlorohexane dodecane hex1ene
asked by Ava 
math
it takes andy 10 minutes to read 6 pages. how long will it take him to read 1 page
asked by Anonymous 
Physics
A large horizontal circular platform (M=143.1 kg, r=3.01 m) rotates about a frictionless vertical axle. A student (m=75.3 kg) walks slowly from the rim of the platform toward the center. The angular velocity ω of the system is 2.10 rad/s when the student
asked by Molly 
math 3
A bag contains 4 yellow, 2 red, and 6 green marbles. Two marbles are drawn. The first is replaced before the second is drawn. A random variable assigns the number of red marbles to each outcome. Calculate the expected value of the random variable
asked by Jamar 
BUSINESS
1. Tailor your business to aim your product or service at a certain group of customers, who are called the A. primary target market. B. focus group. C. demographic grouping. D. research base. A?
asked by Beatrice 
Science~!
Harvesting energy from water, wind, and geothermal vents requires the use of (1 point) aquaculture engines mines turbines***
asked by Gabby 
physics
a block with a mass of 3.7 kg slides with a speed of 2.2 m/s on a frictionless surface. the block runs into a stationary spring and compresses it a certain distance before coming to rest. what is the compression distances, given that the spring has a
asked by Ty 
physics
Two ropes pull on a ring. One exerts a 63 N force at 30.0°, the other a 63 N force at 60.0° (a) What is the net force on the ring? Magnitude ____ N Direction ____ ° (b) What are the magnitude and direction of the force that would cause the ring to be in
asked by Khadija 
statistics, math, college
assume that adults have I.Q scores that are normally distributed with a mean of 100 and a standard deviation 15. find p2 which is the IQ score seperating bottom 2% from the top 98%
asked by andrea 
Maths
a rectangular piece of paper has length=14cm and breadth=12cm. A square piece of paper of perimeter 24 cm is cut off from it. what is the area of the piece of paper left
asked by Swetha 
Math
A landowner wishes to construct a fence around a small section of her property. The fence is rectangular and is (3√5)/√7 meters wide and (2√3)/√5 meters long. What is the exact perimeter of the fence? (Recall that the perimeter is the sum of each
asked by Brady 
phy
A block of mass 2.20 kg is accelerated across a rough surface by a light cord passing over a small pulley as shown in the figure below. The tension T in the cord is maintained at 10.0 N, and the pulley is 0.120 m above the top of the block. The coefficient
asked by alix 
More Algebra  Dividing Radicals!
A hotel wants to put a fence around a circular spa. The radius of the spa is 5/(√21)feet. If the fence is built along the immediate edge of the spa, what is the perimeter of the fence? (Recall that the perimeter of a circle is 2πr, where r is the
asked by Brady 
Math
Explain the pattern rule. a) 2,4,8,16,32 b) 15,30,90,360
asked by Anny 
math
From the foot of a building I have to look upwards at an angle of 22° to sight the top of a tree. From the top of a building, 150 meters above ground level, I have to look down at an angle of depression of 50° to look at the top of the tree. a. How tall
asked by mackenzie 
Math
Thomas puts fence posts from one end of a field to the other, equal distance apart. There are 287 posts. Width of each post is 10 cm. Distance between two posts is 30 meters. Find Length of fence.
asked by Anonymous 
Math
What are the possible four digit numbers between 8.6 and 8.7
asked by Anonymous 
Trigonometry
Suppose you were at the beach and notice that at 1:00 pm the tide is in, that is, the depth of water is at its deepest. At that time you find that the depth of the water at the end of the pier is 1.9 meters. At 7:00 that evening when the tide is out, the
asked by John 
MATH CHECK ANSWERS
please check my answers ! 21. Find the unit price for each option shown below. Round to the nearest cent when necessary. Indicate which option is the better buy. Option I: 10 candy bars for $6.75 Option II: 12 candy bars for $7.25 ANSWER= 10/$6.75=$1.48
asked by Matt 
chemistry
In Europe, gasoline efficiency is measured in km/L. If your car's gas mileage is 25.0mi/gal , how many liters of gasoline would you need to buy to complete a 142km trip in Europe? Use the following conversions: 1km=0.6214mi and 1gal=3.78L.
asked by Marzia 
ipc
If the specific heat of water is 1.0 calorie/gram C how many calories are required to raise 500 grams of water 10.0C
asked by Anonymous 
Physics
An object moving along a horizontal track collides with and compresses a light spring (which obeys Hooke's Law) located at the end of the track. The spring constant is 38.6 N/m, the mass of the object 0.270 kg and the speed of the object is 1.20 m/s
asked by Ryan 
math 3
a recipe calls for 32 fluid ounces of heavy cream. How many pint containers of heavy cream are needed to make the recipe? please answer thanks
asked by Jenny plus 
English
In the word disinterestedly, the root morpheme is
asked by Tina 
economic
6. The table below is a set of hypothetical production possibilities for a nation. Combination Automobiles(thousands) Beef (thousands of tons) A 0 10 B 2 9 C 4 7 D 6 4 E 8 0 a) Plot the production possibility data. What is the opportunity cost of the first
asked by trongboy16 
Science! just one question! help ASAP plzzz
True or False: Plants continue to grow throughout their lives by producing new plant material. This sentence is __________ because…
asked by Billa_Bong 
chemistry
Three part question Two students each measured the density of a quartz sample three times: Student A Student B 1. 3.20g/mL 2.82g/mL 2. 2.58g/mL 2.48g/mL 3. 2.10g/mL 2.59g/mL mean 2.63g/mL 2.63 g/mL a. which student measured density with the greatest
asked by Rachel 
U.S History  Pls check my answer :)
Document E – “Have the Northern states any idea of the value of our slaves? At least, sir, six hundred millions of dollars. If we lose them, the value of the lands they cultivate will be diminished in all cases one half, and in many they will become
asked by Cassidy 
Chemistry
Based solely on the amount of available carbon, how many grams of sodium oxalate Na2C2O4 can be obtained from 255 g of C6H6?
asked by sjlfohdsifau 
Chemistry
I need to make a calorimeter for my high school chemistry class. Any suggestions? I have a few ideas but I can't figure out how I would light the food on fire from inside the container. I have to burn the food and measure the heat through water. thank
asked by Elizabeth 
world history
how did colonies show disapproval with imperialism?
asked by Anonymous 
history
How did imperialism impact New Zealand and Australia?
asked by Anonymous 
Accounting
on January 1,20x1,A had 200,000 shares of $5 par value common stock outstanding. On January 15 declared a cash dividend of $0.5 a share
asked by Hedy 
Biology
Can someone please help me find a website? I am doing a project on Maple Syrup Urine Disease and need to find a website that says when the disease was first discovered or how long we have known about it.
asked by Krystal 
Math
Sierra spent 2/3 of her earnings on clothes and 1/5 on school supplies. She saved the rest. What fraction of her earnings did she save?
asked by Joshua 
Math
The sum of two numbers is 30. The first number is 1/5 the second number. What are the numbers
asked by Kim 
math
My numerator is 6 less than my denominator. I am equivalent to 3/4
asked by Maddie 
econ
True or false; 1.Lenders gain when inflation is higher than expected. 2. Lenders lose when inflation is higher than expected 3. real interest rates will never go negative 4. loan contracts specify the nominal interest rate. 5. if inflation is higher than
asked by hannah 
econ
When Joe started his job at the laundromat 5 years ago, his wage was $4.50 an hour. Today his wage is $6.50 an hour. If Joe started his job in the base year, and his real wage is the same as when he started, what is the Consumer Price Index today?
asked by hannah 
physics
How is pressure applied in the following areas 1. Measurement of blood pressure using spygmomanometer. 2.Giving injections 3.Administering intravenous transfusion 4.Giving oxygen in the ward and operation theater 5.Administering blood transfusion 6.Sucking
asked by Williams 
Spanish 2
Rewrite as a Spanish Command, include a direct object pronoun when possible. 1.) Read the book! 2.) Don't read the book! 3.) Clean the house! Thank you!!
asked by Lanie 
Math
Write a repeated addition question for each multiplication , and then solve. a) 2 x (9) b) (4)(8) c) (3)(6) d) (7)(0)
asked by Anny 
Algebra (Age Problem)
Five years ago Rico's age was half of the age he will be in eight years. How old is he now?
asked by Nikko 
math
SOMEONE Please HELP /\ ME 3. find the area for the following figure ( 1point ) A. 12 1/2 ft 2 B. 7 7/8 ft 2 C. 8 1/4 ft 2 D . 15 3/4 ft 2
asked by crazygood 
4th grade math
A serving of juice is 250mL. how many servings are in a dozen liters of juice.
asked by ranganathan 
algebra 1
when three times the distance to he finish line is increased by 5km, the total kilometers covered in the race will be between 50 and 89 km
asked by andrew 
Physics
A long thin rod lies along the xaxis from the origin to x=L, with L= 0.890 m. The mass per unit length, λ (in kg/m) varies according to the equation λ = λ0 (1+1.410x2). The value of λ0 is 0.700 kg/m and x is in meters. 1. Calculate the total mass of
asked by Molly 
algabra
a car rents for $35. plus 18 cents per mile your daily budget is $71. What mileage will allow you to stay within your budget?
asked by Denise 
Physics
A 172 N sign is supported in a motionless position by two ropes that each make an angle of 36° with the horizontal. What force does each rope exert?
asked by Khadij 
Physics
Two forces are exerted on an object. A 33 N force acts at 215° and a 45 N force acts at 315°. What are the magnitude and direction of the equilibrant?
asked by Khadija 
physics
Five forces act on an object. (1) 57 N at 90° (2) 40 N at 0° (3) 77 N at 270° (4) 40 N at 180° (5) 50 N at 60° What are the magnitude and direction of a sixth force that would produce equilibrium?
asked by Khadija 
Science
Zygomycota; 12. Vertical hyphae produce what structures? 13. What is the function of these structures? Sexual Reproduction In Zygomycota; 16. Sexual reproduction is only possible in Rhizopus if what is true?
asked by Anonymous 
Physics
An object in equilibrium has three forces exerted on it. A 36 N force acts at 90° from the x axis and a 40 N force acts at 60°. What are the magnitude and direction of the third force?
asked by Khadija 
4th grade math
mary's class collected cans for recycling. they put 2 dozen can in each sack. they had 104 sacks at the end of the year. how many cans did they collect
asked by ranganathan 
Random
Why is society unfair?
asked by Sam 
Physics
A 180 N box is placed on an inclined plane that makes a 30.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.
asked by Khadija 
physics
A 2.6 kg block slides down a 25° inclined plane with constant acceleration. The block starts from rest at the top. At the bottom, its velocity is 0.75 m/s. The incline is 1.6 m long. (a) What is the acceleration of the block? (b) What is the coefficient
asked by Khadija 
Bronies
What are bronies? I hear about it all the time. Does anybody know?
asked by Alyssa 
Physics
An trunk weighing 518 N is resting on a plane inclined 25° above the horizontal. (a) Calculate the magnitude of the acceleration of the trunk (ignore friction). (b) After 6.00 s, how fast would the trunk be moving?
asked by Khadija 
Rock help!
Explain the 3 textures that are used in identifying igneous rocks? What type of texture will an igneous rock have if it cools slowly? I said coarse and grained? Is the process of dissolved minerals getting deposited into the spaces among larger sediments
asked by Lana Del Rey 
Physics
A street lamp weighs 150 N. It is supported by two wires that form an angle of 140° with each other. The tensions in the wires are equal. (a) What is the tension in each wire? (b) If the angle between the wires is reduced to 110°, what is the tension in
asked by Khadija 
4th grade math
write a multiplication sentence with the greatest possible product using the digits 1, 2, 6, and 8 once. then write sentence with the least possible product
asked by ranganathan 
mathfractions
Each band member had 12 tickets to sell, Jamie sold 9 of his tickets Matt sold 6 of his tickets. Using fractions find the total number of tickets sold by Jamie & Matt
asked by sam 
math
How to form an equivalent division problem by dividing both the dividend and the divisor by 8.
asked by Victoria 
Algebra
The Smith family made an $800 down payment and pays $75 a month for new furniture. At the same time the Cooper family made a $500 down payment and pays $95 a month for their new furniture. How many months until the amounts they have paid will be equal?
asked by CS 
Subsitution Method Grrr
Please show me the steps and solve. 3x+5y=1025 x+5=275
asked by andra 
Physics
In the circuit shown, find the voltage Vx (in Volts) if V = 17.0 Volts, R1 = 13.0 k ohms, R2 = 4.0 k ohms, R3 = 13.0 k ohms and R4 = 21.0 k ohms. Answer is 6.5 I don't understand how they got it, can someone please explain it with steps? Thanks tinypic. c
asked by christina 
math
Sally needs 6 gallons of water, but she only has a 2 quart pitcher. How many times does she need to fill it up to make 6 gallons?
asked by arthur 
Grade 8 math
What is the greatest possible product of any two numbers in this list? Explain your answer. 3,7,15,6
asked by Anny 
Science2questions
Which of the following describes how matter moves between producers, consumers, and decomposers in an ecosystem? oneway flow from producers to consumers to decomposers oneway flow from decomposers to consumers to producer cyclic flow froms producers to
asked by Anonymous 
Science
Is the following statement true or false? Solar panels collect energy from the sun that can then power a lamp in a home.
asked by Anonymous 
physics
A shot put ball with mass 5kg is dropped from a height of 1,75m. Ignore air resistance. Calculate the time it takes for the ball to reach the ground
asked by nay_dean 
Math
The product of two integers is between 20 and 25. What are the integers? Give 5 answers.
asked by Anny 
math
Could you find the circumference of a circle using the exact value of pi? Why or why not?
asked by John Dosley 
Precalculus
Given: f(x) = X^2x evaluate: f(sqrt2 + 3) I have worked out this and am stuck: (sqrt2+3)^2  (sqrt2+3) (sqrt2+3)*(sqrt2+3) (sqrt2 +3) (sqrt2)^2+ 3sqrt2 +3sqrt2+ 9 (sqrt2+3) 2+6sqrt2 +9sqrt23 and am stuck or wrong here. Ans= SQRT2+6sqrt2 all under
asked by Steve 
math
how do i solve if it took 1.5 qt of paint to paint a wall 8 ft by 15 ft how many qts will it need to paint a wall that is 10 ft by 24ft.
asked by Eli 
math
Could you find the circumference of a circle using the exact value of pi? Why or why not?
asked by steve 
Science 7
Zygomycota 12. Vertical hyphae produce what structures? 13. What is the function of these structures? Sexual Reproduction In Zygomycota 18. What type of benefit can there be for the new strain? 19. What are the two hyphae called that are involved in sexual
asked by Anonymous 
Consumer Math
A pyramid composed of four equilateral triangles, called a tetrahedron, has a oneside length of 5 meters. What is its surface area? Round the answer to the nearest tenth.
asked by anthony 
Science 7
Basidiomycota (Mushrooms and Toadstools) 28. Where do spores form & what are the sporeforming structures called?
asked by Anonymous 
math
The length of the highway is 500 miles. If 1 inch represents 100 miles, what is the length of the highway on the map? If on a scale drawing 55 feet are represented by 20 inches, then a scale of 1/8 inch represents how many feet? If 1 inch represents 55
asked by maggie 
Arthelp.
This type of artist may specialize in advertising. graffiti artist industrial designer interior designer graphic artist This type of graphic design often involves using a computer code. email Web design*** consumer design interior design This principle of
asked by Anonymous 
finance
a.FV of $300 paid each 6 months for 5 years at a nominal rate of 12% compounded semiannually. Round your answer to the nearest cent
asked by me 
math
Last spring Steve joined a health club. The club charges a onetime enrollment fee of $150.00 plus a $25.00 monthly fee. Which of the following best represents the rate of change in this situation?
asked by casey 
Math PLEASE HELP ASAP AHHHH
The product of two integers is between 20 and 25. What are the integers? Give 5 answers.
asked by Anny 
econ
The International Disc Jockey\'s Union has a wage contract that stipulates a yearly wage increase based on the Consumer Price Index. If this year\'s wage is $25.00, the current CPI is 180, and the contract was first signed in the base year, what was the
asked by Rebekah 
Financing and Budgeting
How much might a home buyer expect to pay in closing costs on a $220,000 house with a 10% down payment?
asked by Ariel 
biology
What is a cell
asked by onah 
Financing
A. How much might a home buyer expect to pay in closing costs on a $220,000 house with a 10% down payment? B. How much would the home buyer have to pay at the time of closing, taking into account closing costs, down payment, and a loan fee of 3 points?
asked by Ariel 
physics
In the circuit shown, find the voltage Vx (in Volts) if V = 17.0 Volts, R1 = 13.0 k ohms, R2 = 4.0 k ohms, R3 = 13.0 k ohms and R4 = 21.0 k ohms. Answer is 6.5 I don't understand how they got it, can someone please explain it with steps? Thanks tinypic. c
asked by christina 
Math  Dividing Radicals
A landowner wishes to construct a fence around a small section of her property. The fence is rectangular and is (3√5)/√7 meters wide and (2√3)/√5 meters long. What is the exact perimeter of the fence? (Recall that the perimeter is the sum of each
asked by Brady 
math
How do you solve sqrt(1(9/x^2))? I know the answer is sqrt x^2 9/x but I'm not sure how to get the answer on my own. If you could show steps on how to get the answer that would help me a lot!
asked by Devin 
math
A pole 12 feet tall casts a shadow 9 feet long. How tall is a tree that casts a shadow 54 feet long?
asked by Francisco 
math
Put into order from least to greatest 3/4, .85, 5/7, .62 My answer 3/4, 5/7, .62, .85
asked by Nina 
math check
23/17 < 5/3 Found LCD 69/51 85/51
asked by Joe 
Science 7
Zygomycota 12. Vertical hyphae produce what structures? 13. What is the function of these structures? Sexual Reproduction In Zygomycota 18. What type of benefit can there be for the new strain? 19. What are the two hyphae called that are involved in sexual
asked by Anonymous 
Science 7
Basidiomycota (Mushrooms and Toadstools) 28. Where do spores form & what are the sporeforming structures called?
asked by Anonymous 
Math
If I had a 4,0000 deposit at an apr of 5.6% with quarterly compounding, how much would I have after four years?
asked by Brittany Jones 
algebra and trigonometry
At a college function, a total of 180 tickets were sold. The tickets were priced at $5, $10, and $15, and the money collected that day was $1,900. The sum of the numbers of $5 and $15 tickets sold was twice the number of $10 tickets sold. Find the number
asked by daniel 
Math
square root of (1cosx/1+cosx) = cscx  cotx prove the identity
asked by Manny 
Algebra
You are offered the option of choosing a yearly salary of $45,000 or continue working on commission. a. Using the equation from problem #1, how many appliances do you have to sell per year in order to match this salary? (Hint: $450 is the base pay per
asked by Steveo 
US History
which transportation development had the greatest longterm impact on the american economy?
asked by Rosa 
Algebra
The cost of producing cell phones is represented as C=mx+b, where m is the marginal cost, x is the number of phones produced, b is the fixed cost, and C is the final cost. a. If the fixed cost is $75 and the marginal cost is $8, write the cost equation. b.
asked by Steveo 
Algebra
Three years after purchase, a car is estimated to be worth $24,000. At five years, its value is $19,000. If the car is depreciating in a linear manner, write an equation that represents the depreciation of the car. Answer the following questions: a. How
asked by Steveo 
math(HELP PLEASE)
can someone please answer these 2 questions please..with the work and answer,ive been stuck on for a while and just wanna sleep but thanks. Find the unit price for each option shown below. Round to the nearest cent when necessary. Indicate which option is
asked by Anonymous 
maths
sketch the graph of each line y= 7x+3 and there is a graph drawn with y axis range from 6:6 x axis range frm 6:6
asked by krissy 
Algebra
On a particular April day, the temperature at 8 am was 40°F. By 4 pm the temperature was 64°F. What was the hourly rate of temperature change?
asked by Kbone 
Algebra
The cost for an electrician is $135 for 3 hours. A 7 hour repair costs $315. Showing your calculations, determine the price of a 12 hour repair.
asked by Kbone 
Algebra
Sarah has two parttime jobs and needs to earn at least $300 total per week. Job A pays her $10 an hour and job B pays $7.50 an hour. Write an inequality that represents this scenario. Name and label your variables, such as Job A= x.
asked by Kbone 
courtesy
How can i thanks someone for their help?
asked by daniel 
Algebra
A manufacturer produces a 4cup and 8cup coffee maker. The 4cup maker takes 6 hours to produce and the 8cup takes 9 hours. The manufacturer has at most 500 hours of labor per week. a. Write an inequality to represent the number of each type of coffee
asked by KevinJ 
us equality essay edit
its a rough draft and obviously isnt the entire thing The United States has diagnosed itself as one unified nation, indivisible, with liberty and justice for all. So cultivates the question are the citizens of such an independent country truly free? The
asked by christine 
math
im having troble with area can you please help me
asked by anthony awsome 
physics
what is the mass of a vehicle traveling at 25 km/hr with a kinetic energy equal to 1 x 10 to the 4th power J?
asked by June 
U.S History  Need help!!!
Document A It is a most unhappy question, awakening sectional feelings, and exasperating them to the highest degree. The words, civil war, and disunion, are uttered almost without emotion. –Gentlemen now have an opportunity of putting their principles
asked by Cassidy 
Physic
a bullet is fired from at a shooting range. The bullet hits the ground after .32 seconds. How far did it travel horizontally and vertically in this time if it was fired at a velocity of 1100 m/s?
asked by Marie 
math
(W=7h+180) liz what is her wage for that week? in a different week liz has a wage of $239.50. How many extra hours does she work
asked by fahima 
economics
1. Think of any realworld business and assume that this business intends to increase its price. Explain what this business could do to make the demand for its product more inelastic.
asked by tony 
History Multiple Choice
One of the Patriots’ greatest strengths was their A. reliance on local militia. B. welltrained soldiers. C. superior troop numbers. D. persistence in fighting. Is ir B?????????
asked by ALEXA 
History Multiple Choice
Why did slavery continue after the Revolution? A. Slave labor was important to the New England economy. B. The colonial government encouraged manumission. C. British, Loyalists, and Patriots all agreed that liberty did not extend to slaves. D. The Southern
asked by ALEXA 
Physics
A long thin rod lies along the xaxis from the origin to x=L, with L= 0.890 m. The mass per unit length, λ (in kg/m) varies according to the equation λ = λ0 (1+1.410x2). The value of λ0 is 0.700 kg/m and x is in meters. 1. Calculate the total mass of
asked by Molly 
physics
A soccer player kicks a ball straight up into the air at 6m.s per second.Ignore air friction. 1.What is the height of the ball at its highest point 2.What ie the ball's acceleration at its highest point 3.Calculate the maximum height reached by the ball
asked by Samantha 
physics
A bat flying at 4.54 m/s emits a chirp at 115 kHz. If the pulse is reflected by a wall, what is the frequency (kHz) of the echo heard by the bat? The temperature of the air is 25.0 C. (HINT: What is the source of the sound heard by the bat?)
asked by Anonymous 
physics
A soccer player kicks a ball straight up into the air at 6m.s per second.Ignore air friction. 1.What is the height of the ball at its highest point 2.What is the ball's acceleration at its highest point 3.Calculate the maximum height reached by the ball
asked by Samantha 
Physics
A large horizontal circular platform (M=143.1 kg, r=3.01 m) rotates about a frictionless vertical axle. A student (m=75.3 kg) walks slowly from the rim of the platform toward the center. The angular velocity ω of the system is 2.10 rad/s when the student
asked by Molly 
Math
Karen is making a kite for her art class. To figure out the dimensions of her final kite, she studies a model of a kite shown below. She wants her kite to be similar to the model her teacher made. If the height of the right triangle in her finished kite is
asked by Anonymous 
physics
A block of mass 0.74 kg is suspended by a string which is wrapped so that it is at a radius of 0.060 m from the center of a pulley. The moment of inertia of the pulley is 0.0061 kg·m2. There is friction as the pulley turns. The block starts from rest, and
asked by John 
Chemisry
What is the minimum amount of 5.2M H2SO4 necessary to produce 22.8g of H2 (g) according to the following reaction? 2Al(s)+3H2SO4(aq)→Al2(SO4)3(aq)+3H2(g) (Please be precise and clear)
asked by Tyler Jones 
physics
The surface density of a thin rectangle varies as: σ(x,y)= 14.0 kg/m2 + 9.00 kg/m4(x2+y2) The rectangle has a length L = 0.500 m and a width W = 1.500 m. Calculate Iz, the moment of inertia about the zaxis.
asked by John 
LAcheck my answers
A factory might emit pollution.*** smokestacks. resources. Which of the sentences below is punctuated correctly? I have visited three countries including: Spain, Portugal, and France. I have visited three countries: Spain, Portugal, and France.*** I have
asked by Anonymous 
Health
Some examples of diseases/illnesses caused by bacteria?
asked by Anonymous 
math
The perimeter of a rectangular field is 300 meters. This field is to be fenced along three sides only. The fencing along its two lengths and one width is to be done at $50 per meter. If the total cost of fencing is $12,000, what are the field’s
asked by sean 
physical science
Two force vector,a and b act on an object in the x direction and b acts on a y direction. Use words and diagram to explain how you can find the resultant force acting on the object by using the tailtohead method
asked by ncumisA 
pisd
find the change in temperature minus 8 degree celsius to 13 degree celsius
asked by asher 
STATS
Suppose that the average weight of students in a statistics class is 75.5 kilograms with a standard deviation of 10.3 kilograms. Using the 689599.7 rule, what is the lower bound for the weight of the top 2.5% of students?
asked by Tracy 
Math
(2x + 3)^2
asked by Anonymous 
math
If a gardener has 2.625 pounds of soil and divides it into bags with equal amounts, how much soil would be in each bag?
asked by leah 
Calculus I
Let A be the area of a circle with radius r that is increasing in size with respect to time. If the rate of change of the area is 8 cm/s, find the rate of change of the radius when the radius is 3 cm.
asked by Gary 
math
you have 3 packages of wrapping paper, 12 bows, and 3 ribbons. How many different packages can you wrap?
asked by deb 
math
you have 3 packages of wrapping paper, 12 bows, and 3 ribbons. How many different packages can you wrap?
asked by deb 
ENGLISH HISTORY
WHICHOFTHE FOLLOWING LABOR ACTIVISTS FOUND THE AMERICAN FEDERATION OF LABOR
asked by ODETE 
Math
Rosita's backpack weighs 20 pounds. what does rosita weigh?
asked by Mario fabien 
physics
You have a coil with 20 loops inside a magnetic field generator that is temporarily generating a field that has a rate of change of 0.25. The other end of this coil is wrapped around a core with 15 turns a second coil wrapped around the same coil has to
asked by Anonymous 
math
Gisela finished washing 3/4 of her laundry. She washed 1/3 of this laundry today. Use a rectangle to draw a model to match your expression. What fraction of her laundry did she wash today?
asked by Brandon 
math
A box with 2/3 cup of cornmeal was used to make pizza. Shelly used 1/4 of the box of cornmeal. Use a rectangle to draw a model to match your expression. What fraction of a cup of cornmeal did she use for the pizza?
asked by Brandon 
math
How much total pounds of candy does Sam have...1/2,1/4,1/2,1/4,1/8,1/8,1/4,1/2,1/8? How much would he have if he redistributed the candy into bags with equal amounts, how much candy would be in each bag?
asked by brenda 
algebra & trigonometry
The sum of two numbers is 210. If one number is the square of the other, find the set of numbers. Thanks
asked by daniel 
algebra & trigonometry
The area of a rectangle is 12 square inches. The length is 5 more than twice the width. Find the length and the width. Thanks
asked by daniel 
algebra & trigonometry
The area of a rectangle is 28 square inches. The length is 8 more than thrice the width. Find the length and the width. Thanks
asked by daniel 
Science
Some gardening books tell people to water their plants during the morning or the evening instead of during the sunniest , hottest part of the day . Why do you think books say this
asked by Adam 
Dividing Radicals Problem!!
Divide the following radical and simplify the answer. ((32√48))/((14√508)) A.(24+210√2+64√3+560√6)/(9736) B.(12+105√2+32√3+280√6)/(4868) C.(12+105√2+32√3+280√6)/4868 D. (24+210√2+64√3+560√6)/9736 Can someone please help. I
asked by Brady 
4th grade math
Grace wants to put a wallpaper border around the top of the room. Each roll of the wallpaper border is 120 inches long. how many roll will she need.
asked by mythreyee 
4th grade math
Grace also bought 2 lengths of ribbon to trim a picture frame. one length was 18 inches. the sum of both lengths was 4 feet. what ws the length of the second piece of the ribbon
asked by mythreyee 
Analytical Chemistry
25.0 mL of a 0.1067 M Solution of nickel (II) sulfate is diluted to 250 mL with water. 10 mL of this solution is taken and diluted to 1.0 L. Calculate the concentration of [Ni2+] in the final solution in ppm.
asked by Anonymous 
fractions
A box with 2/3 cup of cornmeal was used to make pizza. Shelly used 1/4 of the box of cornmeal. Use a rectangle to draw a model to match your expression. What fraction of a cup of cornmeal did she use for the pizza?
asked by Brandon 
fractions
Gisela finished washing 3/4 of her laundry. She washed 1/3 of this laundry today. Use a rectangle to draw a model to match your expression. What fraction of her laundry did she wash today?
asked by Brandon 
physical science
what is the velocity of ironman if he travels up 2,000 meters in 8.6 seconds
asked by faith 
Algebra
Find an equation of the line having the given slope and containing the given point. Express your answer in the form y=b or y=mx+b M=0, (0,5) The equation of the line is y=
asked by Pam 
physic
Two teams of nine members each engage in a tug of war. The first team's members have average masses of 69 kg and exert average forces of 1350 N horizontally. The second team's members have average masses of 74 kg and exert average forces of 1356 N
asked by tina 
Algebra
Find an equation of the line having the given slope and containing the given point. M=6/7, (5,2) The equation of the line is y =
asked by Pam 
Fine Art
Compare Willem de Kooning's "Woman VI" and Edgar Degas' "The Glass of Absinthe". Use the critique method to compare the styles and style matter. Every bit of help will be appreciated! I'm really bad at this stuff and I've been struggling with it for a
asked by Kylee 
special ed.
Some years back i made each letter in the alphabet on index.....i folded the cards and then did cutting......I forget how to do it .....can you help ?
asked by donna 
Algebra
In 1991, the life expectancy of males in a certain country was 72.6 years. In 1996, it was 74.7 years. Let E represent the life expectancy in year t and represent the number of years since 1991. The linear function E(t) that fits that data is, E(t)=
asked by Pam 
Physics
A body of mass 22kg moving with velocity of 5m/s collides with a stationary body of mas 500g. if the two bodies move together after impact. calculate the magnitude of their common velocity
asked by Ritanoe 
Math
Solve each system using the method of your choice. 1. 7x+2y=17 2. 6x5y=9 3. y=4x8 4. y=2x+10 5. 3x6y=30 6. y=6x+34 7. 3x+y=5 8. 15x+5y=2 9. 2m=4n4 10. 3m+5n=3 11. 5x+y=0 12. 5x+2y=30 Thank you. (:
asked by Melanie 
math.can someone check my answers?
can someone check my math answers its only 5 questions thanks. please check my answers ! 21. Find the unit price for each option shown below. Round to the nearest cent when necessary. Indicate which option is the better buy. Option I: 10 candy bars for
asked by Matt 
Physics 1
Two skaters, a man and a woman, are standing on ice. Neglect any friction between the skate blades and the ice. The mass of the man is 85 kg, and the mass of the woman is 53 kg. The woman pushes on the man with a force of 58 N due east. Determine the
asked by Anonymous 
Math
Suppose you want to make a map with scale 1 in. : 12 mi. How many inches does each distance occupy on the map? 4. 60 mi 5. 9 mi 6. 40 mi
asked by Cathy 
physics
Milk with a mass of 0.021 kg and a tempera ture of 13C is added to 0.12 kg of coffee at 94C. What is the final temperature? Assume the specific heat capacities of the two liquids are the same as water, and disregard any energy transfer to the liquids’
asked by Heather 
Physics
As an astronaut, you observe a small planet to be spherical. After landing on the planet, you set off, walking always straight ahead, and find yourself returning to your spacecraft from the opposite side after completing a lap of 24.0 km (assume this to be
asked by Anonymous 
Physics
At an instant when a soccer ball is in contact with the foot of the player kicking it, the horizontal or x component of the ball's acceleration is 750 m/s2 and the vertical or y component of its acceleration is 850 m/s2. The ball's mass is 0.39 kg. What is
asked by Anonymous 
math 209
which of the following conclusions is true about the statement below? x^2= square root x
asked by jim 
Math
What is the explicit form of the following sequence: 1.5, 3.6, 4.2, 5.4, 7.9, 8.3, 8.6, 9.7
asked by Devika 
Physics
In Larry Niven's sciencefiction novel Ringworld, a rigid ring of material rotates about a star. The inhabitants of this ring world live on the starlit inner surface of the ring (where it is always noon). The tangential speed of the ring is 1.25x10^6 m/s,
asked by Anonymous 
physic
A boat has a mass of 4010 kg. Its engines generate a drive force of 3580 N due west, while the wind exerts a force of 660 N due east and the water exerts a resistive force of 1470 N due east. Take west to be the positive direction. What is the boat's
asked by Anonymous 
Physics
In a certain amusementpark ride, riders stand with their backs against the wall of a spinning vertical cylinder. The floor falls away and the riders are held up by friction. If the radius of the cylinder is 4.2 m, find the minimum number of revolutions
asked by Anonymous 
Algebra
How do I solve and the answer for z divided by 3/4=4 1/4?
asked by Angelena 
algebra
solve by graph 51 less than or equal to 3  6y
asked by su 
physics 1
Two forces and are applied to an object whose mass is 13.2 kg. The larger force is . When both forces point due east, the object's acceleration has a magnitude of 0.627 m/s2. However, when points due east and points due west, the acceleration is 0.344
asked by Anonymous 
Math
Mary and Bob sold candy. Mary sold 4/5 as much candy as Bob did. If Mary sold 1/2 box how many boxes did Bob sell? I did 4/5 divided by 1/2 and was told this was wrong???? Can someone tell me what I did wrong? Thanks You
asked by Lucy 
Algebra
Factor the following polynomial. 28x^3+59x^2+13x
asked by Pam 
Calculus (Math)
Integral of (cot4x)^5 (csc4x)^7
asked by Mari 
English/Communication
What is the relationship between idioms and intimacy?
asked by Amame 
science physics
when a wave strikes a boundary that is less dense than the original wave medium, the wave comes back a) upright b)inverted thank you!
asked by lauren 
Physics
M, a solid cylinder (M=2.35 kg, R=0.111 m) pivots on a thin, fixed, frictionless bearing. A string wrapped around the cylinder pulls downward with a force F which equals the weight of a 0.750 kg mass, i.e., F = 7.357 N. 1)Calculate the angular acceleration
asked by Tomas 
Statistics
The mean of a distribution of 1000 individuals' blood pressure is 85. If this number were translated into a Z score it would be equal to +1 standard deviations. True or False? I know to calculate a Z score the formula is Z= (Xsubi minus the mean)/
asked by Jeff 
english
need help with writing a fivesentence paragraph using chronological order on signing on to my homepage is simple
asked by tony 
Math
How do I find a fraction equivalent to 3/4 with a numerator that is 6 less than my denominator.
asked by Maddie 
Physics
A box is on Callisto (2nd largest moon of Jupiter). The box weighs 36 lb and is in free fall. How much force is the box exerting on Callisto and in what direction?
asked by Anonymous 
math
My numerator is divisible by 3. My denominator is divisible by 5. My denominator is 4 less than twice my numerator. plz help very confused!
asked by Maddie 
physics
A box is on Callisto (2nd largest moon of Jupiter). The box weighs 36 lb and is in free fall. How much force is the box exerting on Callisto and in what direction?
asked by Anonymous 
math
My numerator is a prime number. The GCF of my numerator and denominator is 2. I am equivalent to 1/5.
asked by Maddie 
Math
David drew a scale drawing of a table.The real table is 12 feet long.I measured out in inches that the height was 1/2 and the length was 2.But my question is What scale did he use?
asked by lulu 
Science
Associate each item in the table with at least one field of science and one area of technology/engineering. Choose from the terms given at the bottom. Automobile aspirin shirt computer pesticide satellite robot atomic bomb vaccination can of soup polyester
asked by Roma 
trig
Given csc theta= 4, cot theta < 0 Find the exact values of cos theta and tan theta
asked by J 
Math
Thank You Ms. Sue. Have a Good Night
asked by Lucy 
Math
How many fact families with a dividend under 100 contain only odd numbers
asked by Jenna 
english
I MUST A DESCRIPTIVE ESSAY OF 350 WORDS AND MY TOPIC IS A YOUR DREAM HOUSE IN RUBRIC FORMAT, I DO NOT KNOW WHERE TO START AND HOW TO GO ABOUT WRITING THIS ESSAY, PLEASE HELP, PLEASE HELP.
asked by PETER 
chemistry
The directions state "weigh about 5 grams of sodium chloride". Give minimum and maximum amounts of sodium chloride that would satisfy these instructions.
asked by Rachel 
Physics
A thin uniform rod has mass M = 0.5 kg and length L= 0.49 m. It has a pivot at one end and is at rest on a compressed spring as shown in (A). The rod is released from an angle θ1= 55.0o, and moves through its horizontal position at (B) and up to (C) where
asked by Tomas 
chemistry
Show calculation setups and answers for the following problems. a. convert 21 C Celsius to degrees Fahrenheit. b. convert 101 F Fahrenheit to degrees Celsius. c. convert 15 nm into km.
asked by CeeCee 
baker
When does body image typically become a concern for boys? A. When playing with friends in the neighborhood B. When they struggle with body changes C. When they fail a test at school D. All of the above
asked by xd 
Science
Fungi 7. Why are fungi classified as heterotrophs like animals? 9. Explain how an absorptive hetertroph feeds?
asked by Anonymous 
Chemistry
three separate questions 1. An empty graduated cylinder weighs 82.450 g. When filled to 50.0 mL, with an unknown liquid it weighs 110.810 g. What is the density of the unknown liquid? 2. It is valuable to know that 1 milliliter (mL) equals 1 cubic
asked by Lisa 
Neuroscience
What are the 3 nuclei in the midbrain?
asked by Caitlin 
binomial distribution
For a binomial distribution with parameters n = 5 , p = 0.3 . Find the probabilities of getting : (i) Atleast 3 successes. (ii) Atmost 3 successes. n = 5 , p = 0.3
asked by prawin