# Questions Asked onFebruary 11, 2014

1. ## Chem 2

A 100-mL 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

2. ## 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?

3. ## 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.

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

5. ## 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

6. ## 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.

7. ## 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

8. ## 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

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

10. ## Math (Variation)

The cost of a pizza varies directly as the square of its radius. If a pizza with a 6-inch radius costs ₱148.00, how much should a pizza with an 11-inch radius cost?

11. ## 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?

12. ## 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

13. ## Math

A truck with 40-in.-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?

14. ## 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. 1-chlorohexane 2-chlorohexane 2,2-dichlorohexane dodecane hex-1-ene

15. ## 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

16. ## Science

Which of the following describes how matter moves between producers, consumers, and decomposers in an ecosystem? one-way flow from producers to consumers to decomposers one-way flow from decomposers to consumers to producer cyclic flow froms producers to

17. ## 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.

18. ## 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

19. ## 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

20. ## 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

21. ## Science only one question...help plzz!

True or False: Plants continue to grow throughout their lives by producing new plant material. THANK YOU!

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

23. ## 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. 1-chlorohexane 2-chlorohexane 2,2-dichlorohexane dodecane hex-1-ene

24. ## math

it takes andy 10 minutes to read 6 pages. how long will it take him to read 1 page

25. ## 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

26. ## 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

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?

28. ## Science~!

Harvesting energy from water, wind, and geothermal vents requires the use of (1 point) aquaculture engines mines turbines***

29. ## 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

30. ## 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

31. ## 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%

32. ## 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

33. ## 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

34. ## 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

35. ## More Algebra - Dividing Radicals!

A hotel wants to put a fence around a circular spa. The radius of the spa is 5/(√2-1)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

36. ## Math

Explain the pattern rule. a) -2,4,-8,16,-32 b) -15,30,90,-360

37. ## 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

38. ## 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.

39. ## Math

What are the possible four digit numbers between 8.6 and 8.7

40. ## 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

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

42. ## 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 142-km trip in Europe? Use the following conversions: 1km=0.6214mi and 1gal=3.78L.

43. ## 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

44. ## 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

45. ## 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

46. ## English

In the word disinterestedly, the root morpheme is

47. ## 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

48. ## 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…

49. ## 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

50. ## 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

51. ## Chemistry

Based solely on the amount of available carbon, how many grams of sodium oxalate Na2C2O4 can be obtained from 255 g of C6H6?

52. ## 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

53. ## world history

how did colonies show disapproval with imperialism?

54. ## history

How did imperialism impact New Zealand and Australia?

55. ## 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

56. ## 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.

57. ## 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?

58. ## Math

The sum of two numbers is 30. The first number is 1/5 the second number. What are the numbers

59. ## math

My numerator is 6 less than my denominator. I am equivalent to 3/4

60. ## 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

61. ## 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?

62. ## 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

63. ## Spanish 2

Re-write 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!!

64. ## 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)

65. ## 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?

66. ## 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

A serving of juice is 250mL. how many servings are in a dozen liters of juice.

68. ## 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

69. ## Physics

A long thin rod lies along the x-axis 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

70. ## 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?

71. ## 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?

72. ## 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?

73. ## 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?

74. ## 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?

75. ## 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?

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

77. ## Random

Why is society unfair?

78. ## 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.

79. ## 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

80. ## Bronies

What are bronies? I hear about it all the time. Does anybody know?

81. ## 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?

82. ## 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

83. ## 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

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

85. ## math-fractions

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

86. ## math

How to form an equivalent division problem by dividing both the dividend and the divisor by 8.

87. ## 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?

88. ## Subsitution Method Grrr

Please show me the steps and solve. 3x+5y=1025 x+5=275

89. ## 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

90. ## 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?

What is the greatest possible product of any two numbers in this list? Explain your answer. -3,-7,-15,6

92. ## Science-2questions

Which of the following describes how matter moves between producers, consumers, and decomposers in an ecosystem? one-way flow from producers to consumers to decomposers one-way flow from decomposers to consumers to producer cyclic flow froms producers to

93. ## Science

Is the following statement true or false? Solar panels collect energy from the sun that can then power a lamp in a home.

94. ## 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

95. ## Math

The product of two integers is between -20 and -25. What are the integers? Give 5 answers.

96. ## math

Could you find the circumference of a circle using the exact value of pi? Why or why not?

97. ## Precalculus

Given: f(x) = X^2-x 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 +9-sqrt2-3 and am stuck or wrong here. Ans= SQRT2+6sqrt2 all under

98. ## 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.

99. ## math

Could you find the circumference of a circle using the exact value of pi? Why or why not?

100. ## 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

101. ## Consumer Math

A pyramid composed of four equilateral triangles, called a tetrahedron, has a one-side length of 5 meters. What is its surface area? Round the answer to the nearest tenth.

102. ## Science 7

Basidiomycota (Mushrooms and Toadstools) 28. Where do spores form & what are the spore-forming structures called?

103. ## 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

104. ## Art-help.

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. e-mail Web design*** consumer design interior design This principle of

105. ## 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

106. ## math

Last spring Steve joined a health club. The club charges a one-time enrollment fee of \$150.00 plus a \$25.00 monthly fee. Which of the following best represents the rate of change in this situation?

The product of two integers is between -20 and -25. What are the integers? Give 5 answers.

108. ## 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

109. ## 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?

110. ## biology

What is a cell

111. ## 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?

112. ## 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

113. ## 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

114. ## 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!

115. ## math

A pole 12 feet tall casts a shadow 9 feet long. How tall is a tree that casts a shadow 54 feet long?

116. ## math

Put into order from least to greatest 3/4, .85, 5/7, .62 My answer 3/4, 5/7, .62, .85

117. ## math check

23/17 < 5/3 Found LCD 69/51 85/51

118. ## 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

119. ## Science 7

Basidiomycota (Mushrooms and Toadstools) 28. Where do spores form & what are the spore-forming structures called?

120. ## 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?

121. ## 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

122. ## Math

square root of (1-cosx/1+cosx) = cscx - cotx prove the identity

123. ## 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

124. ## US History

which transportation development had the greatest long-term impact on the american economy?

125. ## 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.

126. ## 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

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

128. ## 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

129. ## 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?

130. ## 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.

131. ## Algebra

Sarah has two part-time 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.

132. ## courtesy

How can i thanks someone for their help?

133. ## Algebra

A manufacturer produces a 4-cup and 8-cup coffee maker. The 4-cup maker takes 6 hours to produce and the 8-cup 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

134. ## 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

136. ## 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?

137. ## 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

138. ## 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?

139. ## 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

140. ## economics

1. Think of any real-world 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.

141. ## History Multiple Choice

One of the Patriots’ greatest strengths was their A. reliance on local militia. B. well-trained soldiers. C. superior troop numbers. D. persistence in fighting. Is ir B?????????

142. ## 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

143. ## Physics

A long thin rod lies along the x-axis 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

144. ## 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

145. ## 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?)

146. ## 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

147. ## 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

148. ## 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

149. ## 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

150. ## 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)

151. ## 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 z-axis.

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

153. ## Health

Some examples of diseases/illnesses caused by bacteria?

154. ## 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

155. ## 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 tail-to-head method

156. ## pisd

find the change in temperature minus 8 degree celsius to 13 degree celsius

157. ## 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 68-95-99.7 rule, what is the lower bound for the weight of the top 2.5% of students?

(2x + 3)^2

159. ## 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?

160. ## 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.

161. ## math

you have 3 packages of wrapping paper, 12 bows, and 3 ribbons. How many different packages can you wrap?

162. ## math

you have 3 packages of wrapping paper, 12 bows, and 3 ribbons. How many different packages can you wrap?

163. ## ENGLISH HISTORY

WHICHOFTHE FOLLOWING LABOR ACTIVISTS FOUND THE AMERICAN FEDERATION OF LABOR

164. ## Math

Rosita's backpack weighs 20 pounds. what does rosita weigh?

165. ## 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

166. ## 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?

167. ## 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?

168. ## 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?

169. ## algebra & trigonometry

The sum of two numbers is 210. If one number is the square of the other, find the set of numbers. Thanks

170. ## 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

171. ## 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

172. ## 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

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.

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

176. ## 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.

177. ## 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?

178. ## 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?

179. ## physical science

what is the velocity of ironman if he travels up 2,000 meters in 8.6 seconds

180. ## 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=

181. ## 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

182. ## 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 =

183. ## 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

184. ## 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 ?

185. ## 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)=

186. ## 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

187. ## Math

Solve each system using the method of your choice. 1. 7x+2y=17 2. 6x-5y=-9 3. y=4x-8 4. y=2x+10 5. 3x-6y=30 6. y=-6x+34 7. 3x+y=5 8. 15x+5y=2 9. 2m=-4n-4 10. 3m+5n=-3 11. 5x+y=0 12. 5x+2y=30 Thank you. (:

188. ## 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

189. ## 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

190. ## 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

191. ## physics

Milk with a mass of 0.021 kg and a tempera- ture of 13C is added to 0.12 kg of coffee at 94C. 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’

192. ## 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

193. ## 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

194. ## math 209

which of the following conclusions is true about the statement below? x^2= square root x

195. ## 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

196. ## Physics

In Larry Niven's science-fiction 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,

197. ## 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

198. ## Physics

In a certain amusement-park 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

199. ## Algebra

How do I solve and the answer for z divided by 3/4=4 1/4?

200. ## algebra

solve by graph 51 less than or equal to 3 - 6y

201. ## 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

202. ## 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

203. ## Algebra

Factor the following polynomial. 28x^3+59x^2+13x

204. ## Calculus (Math)

Integral of (cot4x)^5 (csc4x)^7

205. ## English/Communication

What is the relationship between idioms and intimacy?

206. ## 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!

207. ## 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

208. ## 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= (X-sub-i minus the mean)/

209. ## english

need help with writing a five-sentence paragraph using chronological order on signing on to my homepage is simple

210. ## Math

How do I find a fraction equivalent to 3/4 with a numerator that is 6 less than my denominator.

211. ## 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?

212. ## 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!

213. ## 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?

214. ## math

My numerator is a prime number. The GCF of my numerator and denominator is 2. I am equivalent to 1/5.

215. ## 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?

216. ## 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

217. ## trig

Given csc theta= 4, cot theta < 0 Find the exact values of cos theta and tan theta

218. ## Math

Thank You Ms. Sue. Have a Good Night

219. ## Math

How many fact families with a dividend under 100 contain only odd numbers

221. ## chemistry

The directions state "weigh about 5 grams of sodium chloride". Give minimum and maximum amounts of sodium chloride that would satisfy these instructions.

222. ## 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

223. ## 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.

224. ## 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

225. ## Science

Fungi 7. Why are fungi classified as heterotrophs like animals? 9. Explain how an absorptive hetertroph feeds?

226. ## 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