# Questions Asked onMarch 22, 2012

1. ## chemistry

When the following reaction is balanced in acid solution, the coefficient of H+(aq) will be: Cr2O72-(aq) + Sn2+(aq) --> Cr3+(aq) + Sn4+(aq)

2. ## Trig

As you ride a ferris wheel, your distance from the ground varies sinusoidally with time. When the last passenger boards the ferris wheel and the ride starts moving, let your position be modeled by the diagram provided. Let t be the number of seconds that

3. ## English

-You are walking home when you notice signs of a storm gathering around you. Describe what happens and how you feel as you make your way to shelter.(IGCSE LEVEL) Trudging slowly home with my whining younger sister one humid afternoon,after an uneventful

4. ## physics

An insulated copper wire is wrapped around an iron nail. The resulting coil of wire consists of 240 turns of wire that cover 1.8 cm of the nail, as shown in the figure . A current of 0.61 A passes through the wire. if the ferromagnetic properties of the

5. ## Math

For \$4.50 a grocer buys a case of fruit which contains 14 dozen. She knows that 4 dozen will spoil before she sells them. At what price per dozen must she sell the good ones to gain 1/3 of the whole cost? is there any quick way to do this question. please

6. ## physic

In an experiment, a mass m = 40 gm, attached to a string wrapped around the axle of a flywheel and starting from rest, falls through a distance of 147 cm in 3.5 seconds. The diameter of the axle of the flywheel is 12 cm What is the acceleration of the mass

7. ## English

No wonder can last more than three days All good things are three are the same statements ? The meaning of proverbs are same. conquer is opposite of overpower 2 submit 3 subject 4 vanquish 5 master . Piteous and pitiable are the same meaning words?

8. ## physics

A 19.3- gmass of gold in the form of a cube is 1.00 cmlong on each side (somewhat smaller than a sugar cube).What would be the length of the sides of a cube having four times this mass of gold?

9. ## algebra

The sum of two numbers is 74. The larger number is 3 more than the smaller number. Find the numbers. i need to use substition method

10. ## algebra

can you check my answers please? What are the first three terms of the sequence: a1 = 3 and an = 2(an1)2? 2, 8, 18 3, 18, 648 --3, 32, 50 2, 6, 12, 24 What is the 14th term in the sequence: an = 4n + 13? -43 43 __> -69 69 What is the recursive rule for the

11. ## math

4 csc 2x = 2 csc2 x tan x

12. ## types of business writing

Memorandum part. Draft an interoffice memorandum to Miriam Hopkins, the Director of Human Resources: A. Assume that you've received confirmation from Jeremy Dittmer for the date, time, and materials needed. The trainer he has assigned is Deb Walker

13. ## Math

A clock was exactly on time at noon on Monday. At 8 Pm. on Tuesday it was 128 seconds slow. At that same rate, how much did it lose in 1/2 hour? Question 2. if carrots are selling at \$.0125 a pound, how many pound we can buy for a dollor. Answer 800.

14. ## Algebra II

if y varies directly as x, if y=80 when x=32, find x if y=100

15. ## Chemistry

Both carboxylic acids and phenols react with strong bases to produce _____. gaseous products the conjugate base of the carboxylic acid or phenol a complex with water a stronger acid or phenol

16. ## math

convert 101101two to a number in base ten.

17. ## math

Grandpa wants to make a rectangular chicken run. If he bought 12 yards of fence wiring. What is the largest area that he can make?

18. ## mathematic

A ladder 10 meter long is leaning against a wall. If the top of the ladder is sliding down the wall at 3m/s, how fast is the angle between the top of the ladder and the wall changing when the foot of the ladder is 6 meter away from the wall?

19. ## Algebra

Pepperidge Farm Goldfish is a snackfood for which 40% of its calories come from fat. Rold Gold Pretzels receive 9% of their calories from fat.How many grams of each would be needed to make 620g of a snack mix for which 15% of the calories come from fat?

20. ## Math

Rectangle side is represented by (2,3) and (-6,4). Find the perimeter of rectangle. Do I have to find the magnitude of (2,3) and (-6,4) and square root the answer?

21. ## math

how do i solve 3x+2y=40,x+y=18 i would like the work shown.. thanks.

22. ## Math

A box has a bottom with one edge 2 times as long as the other. If the box has no top and the volume is fixed at , what dimensions minimize the surface area?

23. ## Calculus and vectors-Help~David

Rectangular prism is defined by vectors (2,0,0)(0,9,5) and (0,0,3). Find the volume. I have done this so far, would anyone please verify this. (2,0,0)(0,9,6) (0-2, 9-0, 6-0) =(-2,9,6) (-2,9,6)(0,0,3) =(2,-9,-3) (2)(-9)(-3)=54 cm^3 Therefore volume is 54

24. ## Physics

A car starts from rest and accelerates uniformly to a speed of 50km/h in 18s. If the wheels of the car are 70cm in diameter. Calculate; a.The final angular velocity of the wheels b.angular acceleration

25. ## chemistry

Hydorgen peroxide may be prepared by the following reactions: 2NH4HSO4 ---> H2+(NH4)2S2O8 (NH4)2S2O8+2H2O ----> 2NH4HSo4+H2O2 What mass of ammonium hydrogen sulfate, Nh4HSo4 is initially required to prepare 2.00 mole of H2O2? What mass of H2O is required?

in "the night the bed fell" what is Brigg's crtchet, or peculiar idea

27. ## Chemistry

The Energy from glucose is obtained from the oxidation reaction C6H12O6 + 6O2 --> 6CO2 + 6H2O How would a similar reaction look for Sucrose? I am trying to find an equation about how the body uses a compound, in this case sucrose. I'm just not sure how

28. ## physics

A battery has an internal resistance of 0.016 and an emf of 9.00 V. What is the maximum current that can be drawn from the battery without the terminal voltage dropping below 8.75 V?

29. ## Calculus

A rectangular prism is defined by vectors (2,0,0) (0,9,6) and (0,0,3). Find the volume.

30. ## statistics

If a student takes an exam containing 12 true or false questions. If the student guesses what is the probability that he will get exactly 8 questions right?

31. ## Earth/Space Science

In many ways, the floor of oceans is no better explored than space. Why could discoveries such as life around deep-sea hotspots not be investigated until the past few decades?

32. ## College Physics

suppose the two cars are headed in the same direction. A 1200kg car travels at 65 mph and a 1000kg car travels at 75mph. The faster car rear-ends the slower car and their bumpers catch so that they continue moving after the collision at the same speed. Use

33. ## Math

Larry & Willa are each reading the same book. Larry has read 2/3 of the book. Willa said that she has read 4//6 of the book, so she read more. Is Willa correct? Explain?

34. ## Math

A company that produces a particular machine component has 3 factories, one each in Buffalo, Detroit, and Pittsburgh. 39% of the components produced come from the Buffalo factory, 36% of the components come from the Detroit factory, and 25% of the

35. ## English

Writeacher, I need your help to check a few things. Thank you. 1) At the first time Clare didn't say if she was free, but the next day she confirmed she was able to go to the cinema. (Can you check this sentence for me?) 2) I would like to enrol at the

36. ## Statistics Question

For a test of Ho: p = 0.5, the z test statistic equals 1.52. Find the p-value for Ha: p > 0.5.

37. ## algebra

An equation belongs to the same family of graphs as y=3x+5, but it has a y- intercept of 7. How could you graph the equation without finding the equation first?

38. ## English

Could you please check these sentences, too? Thank you. That's the man I talked at the conference to. That's the man I talked to at the conference. On the Ten Tors Challenge I'm wearing a yellow T-shirt, black tracksuit pants, and a red-and-white bandanna

39. ## statistics

In class of 125 students, 70 students passed in Math, 56 students passed in Statistics, and 30 passed in both. The probability that a student selected at random from the class, has passed in only one subject is

40. ## physics

A spherical Christmas tree ornament is 5.34 cm in diameter. What is the magniﬁcation of the image of an object placed 10.3 cm away from the ornament

41. ## statistics

Calculate the z-score for each set of data. Determine who did better on her respective test, Tonya or Lisa. Student English Test Grade z-Score Student Math Test Grade z-Score John 82 Jim 81 Julie 88 Jordan 85 Samuel 90 Saye 79 Tonya 86 Lisa 82 Mean 86.50

42. ## Calculus

Rectangle side is represented by (2,3) and (-6,4). Find the perimeter of rectangle. Could someone please help~

43. ## chem

If the pressure of the original doubles does that mean the original will decrease by 1/2? Because pressure and volume are inversely proportion to each other?

44. ## Math

A clock was exactly on time at noon on Monday. At 8 Pm. on Tuesday it was 128 seconds slow. At that same rate, how much did it lose in 1/2 hour? Question 2. if carrots are selling at \$.0125 a pound, how many pound we can buy for a dollor. Answer 800.

45. ## Integrals/Related Rates(?)/Volume

Fluid is flowing in a tube that has a radius of 3 centimeters. Water is flowing through a circular cross section at a rate of (9-r^2) cm/s, where r is the distance from the center of the cross section. What is the total amount of water that flows through

46. ## physics

A 350g glass beaker contains 500g of water at a temperature of 10.0°C. If 400g of ethyl alcohol at 35°C is subsequently poured into the beaker and the water and alcohol mixture is thoroughly stirred, what is its equilibrium temperature?

47. ## Physics

1.You are stuck on a cliff and want to know how far to the bottom. You drop a rock and time how long it takes to hit the ground. If the rock takes 10 seconds to hit the ground how high is the cliff? How fast was the rock going to impact? 2. You throw a

48. ## Trigonometry

express in terms of sine and cosine. a) tan theta/ cot theta i know the answer is sin^2 theta / cos ^2 theta but how do you do it?

49. ## algebra

Sara bought some 6-penny nails and some 10-penny nails at ace hardware. She bought 2 more 6-penny nails than she did 10-penny nails. She had a total of 8 nails. How many 6-penny and 10 penny nails did sara purchase?

50. ## Probability

7) Suppose that you roll a pair of standard 6-sided dice a total of 42 times. What is the probability that you will get a sum of 5 at least four times?

51. ## algebra

x squared + 8x + 32 = 11

52. ## algebra

What is the sum of the first 19 terms of the series: 63 + 55 + 47 + 39 + 31 + …? I think it is 769.5 is it right?

53. ## math

Which describes this type of series? -20 - 18 - 15 - 11 … I think it is both arithmetic and geometric

54. ## Math

Solve the equation. Round to the nearest tenth if necessary. x2 = 169

55. ## Geology/construction

Identify three (3) terms that are used to describe construction status? Help! I don't even understand the point of this question!

56. ## geometry

How do you find the area of a pyrimid?

57. ## Math-Calculus

h(20) = 68 h'(20) = -3 how to find h(22)?

58. ## Math

Monique and her family decorated their house for the holidays.The roofline around their house measured 37 yards.When they went to the store,each box of lights contained 25 feet of stringed lights If they buy 5 boxes of lights,will they have enough lights

59. ## Algebra

how do you make this into an equation? whats the x and y intercept? She has two jobs, at her first job she makes \$10 per hour, at her second job she makes \$12 per hour. last week she made \$440.

60. ## Science

A Fisherman in a row boat notices that one wave crest passes his fishing line ever 5 seconds. He estimates the distance between the crests to be 1.5 meters and that the crests of the waves are about .5 meters above the troughs. Using this data, determining

61. ## Math

how do you make this into an equation? whats the x and y intercept? She has two jobs, at her first job she makes \$10 per hour, at her second job she makes \$12 per hour. last week she made \$440.

62. ## Chemistry

I have a project due tomorrow where I have to have a recipe that is made up of three ingredients. Part of the project is to convert each of the ingredients into individual serving sizes. How do I do this?

63. ## English

Thank you very much. I need you to check these sentences. 1) My father took a day off work (not a day off from work) to take me to the seaside. 2) They took 20% off (not "from") the list price. 3) He let the students off with an warning. He let off the

64. ## English

show your understanding of literary and non-literary prose by citing examples and discussing them. 450 words

65. ## SCIENCE

A string of length 8 m fixed at both the ends has a tension of 49 N and a mass 0.04 kg. Find the speed of transverse waves on this string.

66. ## Geometry

The height of the segment from the apex of the pyramid to the base is 10 feet. The length of the diagonal of the square base is 4 feet. Calculate the volume

67. ## Geometry

The height of the segment from the apex of the cone to the base is 10 feet. The length of the diameter of the circular base is 4 feet. Calculate the volume

68. ## 3 grade english ms sue

GENERALIZE WHEN YOU READ YOU CAN SOMETIMES MAKE A GENERAL STATEMENT ABOUT WHAT YOU HAVE READ. A GENERAL STATEMENT TELLS HOW SOME THINGS ARE MOSTLY ALIKE OR ALL ALIKE. LOOK FOR EXPAMPLES. ASK WHAT THEY HAVE IN COMMON. DIRECTIONS-READ THE FOLLOWING

69. ## maths

Resolve 3x/x^2-x-12 into partial fractions

70. ## physics

A copper calorimeter of mass ()g contains 380g of a liquid at 12degrees Celsius. A 20W heater is used for 3 minutes to raise the temperature of the liquid and calorimeter to 17 degrees Celsius. The calorimeter has a specific heat capacity of 400 J/K kg

71. ## maths

John is 3 times as old as Susan now. In 4 years time John will be 18 years older than Susan. Find John's age and Susan;s age now.

72. ## PHYSICS(URGENT)

A particle has a mass of 5kg. It is held at a height of 3 metres above the ground. Find: a.Its potential energy b.It’s kinetic energy when is hits the ground c.The speed with which the particle hits the ground

73. ## English

How do you call the washing podwer for the washing machine? A box of washing powder? Thank you.

74. ## PHYSICS(URGENT)

A body of mass 0.5 kg is thrown vertically upwards with a speed of 10 m/s. Determine: a.The initial kinetic energy of the body b.The gain in potential energy when the body has reached its maximum height c.The maximum height reached above the starting

75. ## Math

The scale on a map is 1/4 inch = 25 miles. The Distance Between two cities on the map is 2 and 3/4 inches. What is the Actual Distance , in miles, between the two cities?

76. ## algebra 11

At Joseph Middle School, the probability that a boy takes English and Science is 0.087. The probability that a boy takes English is 0.68. What is the probability that a boy takes Science given that the boy is taking English?

77. ## physics

Find the density of a 4.2- kg solid cylinder that is 13 cm tall with a radius of 5.0 cm.

78. ## ALGEBRA!!!!

how do you make this into an equation? whats the x and y intercept? She has two jobs, at her first job she makes \$10 per hour, at her second job she makes \$12 per hour. last week she made \$440.

79. ## MATHS

pROVE THAT (cotx - tan x)cosx=cosec1x-2sinx

80. ## physics

Phy 124 – Chapter 22 Problems 1. Consider the following. A spot on a boat is 2.5 m above the water, and the light strikes the water at a point that is 8.0 m horizontally displaced from the spotlight. The depth of the water is 4.0 m. Determine the

81. ## Algebra

Solve using the substitution method. 0.3x+0.2y=5,0.5x+0.4y=11

82. ## Algebra

The radiator in Natalies car contains 6.3L of antifreeze and water.This mixture is 30% antifreeze.How much of this mixture should she drain and replace with pure antifreeze so that there will be a mixture of 505 antifreeze?

83. ## Economics

I've been picked to ask a presenter in our class about his presentation on Kyoto Protocol. What are some good questions I can ask? One question I think I'll be asking is "Do you think the Protocol is a success? (is it effective)

84. ## English

Question:'I'm young.I want to have fun, not spend my time studying!' What are your views on this statement? ---------------------- In my opinion,this thought would obviously occur from time to time in the mind of any teenager spending his/her time studying

85. ## Types of business writing

Here is what I changed ...Working on my next one will post soon....... March 21, 2012 Jeremy Dittmer Employee Relations Specialist Wydade Consulting Services 1918 Church St. Burlington, VT 05672-0752 RE: Trainer request for hospital seminar Dear Mr.

86. ## physics

How might you determine the age of a star from an Earth-based telescope? What measurements might you make?

87. ## biology

if i have 1 litter of a 1M solution of HCI, how many grams of NaOH must i add to neutralize the solution and adjust the ph to 7

89. ## Revised paragraph of 8-12 sentences

I have to write these paragraphs for a writing assignment and just wasn't sure is I was doing it right. Need some advice!! ASSIGNMENT: You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and

90. ## History

Explain what does Robert.e.Lee says to his son in letter.

91. ## chemistry

Earl N. Meyer found that it took 26.54 mL of a 0.0100 M KOH solution to reach the equivalence point for the titration of 25.00 mL of HCl. What is the molarity of the HCl?

92. ## Res/341

what are the disadvantages of newspaper articles

93. ## math

simplify. 1) 9 - 3 - 4 2) 9 + 1 +3 3) 6 + 1 + 3 4) 5 + 4 - 2 5) 6 - 5 + 2 6) 9 - 2 + 5 Help D:

94. ## chemistry

When a 0.5725 g sample of Lysol was titrated with 0.100 M NaOH, an endpoint was obtained at 15.00 mL. What is the percent of HCl in the Lysol sample?

95. ## History

Explain what does Robert.e.Lee says to his son in letter.

96. ## math

Suppose \$15000 is invested in an account for 6 years. Find the balance in the account if interest is compounded continuously at 6%.

97. ## math

Find the present value of \$30000 due 14 years later at 7.8%, compounded continuously.

98. ## Physics

1. How is it that you could list five different speeds you are going at this moment?

99. ## Chemistry honors

You have 2.657 x 10^2 mL of oxygen gas (O2) at 7.02 x 10^2 mm of Hg and 46 oC. What is the mass of the sample in milligrams?

in "the night the bed fell" how does the fact that all of the character were alseep when thurber's bed fell cause them to act especially starNGELY

101. ## english

write a story about someone whose plans went horribly wrong

102. ## Chemistry

Can you label all the functional groups of the Sucrose Molecule?

103. ## Math

In a math class there are 28 students. Each student has a 90% chance of attending any given class and students act independently. What is the probability that tomorrow's class has perfect attendance?

104. ## Chemistry

When pure sulfuric acid is dissolved in water,heat is evolved.To a calorimeter containing 300g of water at 20degree C,10.65g of sulfuric acid also added at the same temperature.The change in temperature,which was monitored by a digital probe with

105. ## Physics

Calculate AMA given μk = 0.019 and an angle of 11 degrees.

I'm so confused with these-please check them. ¿Estudias algo los sábados? No, no estudio nada los sábados.Do I need the no, no or just one no, estudio? ¿Hablas a francés a veces? No, no hablo nunca a francés. Once again, do I need no, no hablos or

107. ## Logarithms

Determine if x=0.6 is a root of 4^(2x)=5

108. ## math

simplify. 1) 9 - 3 - 4 2) 9 + 1 +3 3) 6 + 1 + 3 4) 5 + 4 - 2 5) 6 - 5 + 2 6) 9 - 2 + 5

109. ## Physics

What is the instantaneous speed 3 seconds into the journey of a car traveling at a constant velocity of 10 m/ s?

110. ## Science

What type of signal is measured in a sonar system to determine the depth of the ocean? A. absorption of sound waves by underwater features B. reflection of sound waves by underwater features C. absorption of electromagnet waves by underwater features D.

111. ## Math

Solve each equation for all real values of x. 7.) 3 cos 2x - 5 cos x = 1 8.) 2 sin^2 x-5 sin x + 2 = 0 9.)3 sec^2 - 4 = 0 10.) tan x (tan x-1) = 0

112. ## english

its hard to pretend that im ok when im not. deep inside my heart i know that i deserve it as much as they deserve it.

113. ## math

in the dark, veronica turns on a flashlight. what geometric figure is suggested by the bean of light?

114. ## english

can you help me reconstruct this sentence. its hard to pretend that im ok when im not. deep inside my heart i know that i deserve it as much as they deserve it.

115. ## Algebra

What do I do if a compound inequality contradicts itself? Do I put down empty set, or what?

116. ## statistics

Rootover 5.3 in number line

117. ## Math

A conical paper cup for holding popcorn has a radius of 3 in. and height of 6 in. How much paper, to the nearest square inch, is used to make the cup?

118. ## Math

A sheet music cabinet is 1.4m wide, 45 cm deep and 1.5m high. What is the surface area of the cabinet, not including the open front? Express your answer to the nearest tenth of a square metre.

119. ## statistics

The actual amount of potato chips that a filling machine puts into an “8-ounce” bag varies from bag to bag. If we consider the amount put into each bag as a random variable having a normal distribution with σ = 0.05 ounce, find the mean such that only

120. ## statistics

a random variable having a normal distribution with σ = 0.05 ounce, find the mean such that only 1% of the bags contain less than 8 ounces of potato chips.

121. ## math

given a deck of ten cards numbreed one through ten ,whats the probability of selecting an even card, not replacing it in the deck , and then selecting a five

122. ## Match Check

if carrots are selling at \$.0125 a pound, how many pound we can buy for a dollor. Answer 800 Right ?

123. ## Calculus and vectors @ Bob Purs

Rectangle side is represented by (2,3) and (-6,4). Find the perimeter of rectangle. Is this correct? (-6-2), 4-3) sqrt(8^2+1^2) sqrt(65) =8.062257748(2) =16.124?

124. ## trig

Solve for theta, giving a general formula for all of the solution: tan(theta)=-1 sin(theta/2)=1/2

125. ## Algebra 2

(4x^3-4x^2-x-3)divided by(2x^2-3)

126. ## English -ms. sue

ms. sue for my mental illness story i be writing, what narration I use? teacher say i can use same one in yellow wallpaper or come up with own unique style. I not know what be better than first-person narration? I think of third person narration but i not

127. ## types of businesss writing

My third piece. Draft an email of at least four complete sentences to Deb Walker, the designated trainer: A. Confirm the arrangements for the seminar providing only the information she needs to arrive at the right place at the right time. B. copy both Mr.

128. ## Maths

14 metres of rope costs €9.52. If Joe bought 21 metres, how much change out of €20.00 do Joe get? Is there a shorter way of doing this other than dividing, multiplying and then subtracting?

129. ## statistics

in a class of 28 students, each student has a 90% chance of attending any given class and student act independently. what is the probability that tomorrow's class has perfect attendance?

130. ## algebra

mean is 20; 6,22,7,36,x what is the value of x

131. ## Math Problem

If you are looking at a graph of a quadratic equation, how do you determine where the solution are.

132. ## social studies

How did the civil war affect the north? How did it affect the south?

133. ## Statistics

If a researcher were studying the effects of a teaching method on patient learning outcomes, how would the research question need to be worded to use a t-test to test for statistical differences? What would the null and alternative hypotheses be?

134. ## Chemistry

A 1 kg block of ice, at 0.0 celcius is added to a picnic cooler. How much heat will the ice remove as it melts into water at 0.0celcius?

135. ## Accounting

Problem 9-5 Warranties Bombeck Company sells a product for \$1500. When the customer buys it, Bombeck provides a one-year warranty Bombeck sold 120 products during 2010. Based on analysis of past warranty records, Bombeck estimates that repairs will average

137. ## Algebra

A university bookstore recently sold a wirebound graph paper notebook for \$1.08, and a college ruled notebook for \$3.12.At the start of the spring semester, a combination of 50 of these notebooks were sold for a total of \$88.68 .How much of each type were

138. ## POS2041

Why are government policies on immigration so controversial?

139. ## Algebra

Select the set of equations that represents the following situation: Mike invested \$434 for one year.He invested part of it at 9% and the rest at 10%.At the end of the tear he earned \$40.16 in interest.How much did Mike invest at each rate of interest.?

140. ## Math

I'm doing logarithms. Solve: 2^(6x-1)=28

141. ## Algebra

Select the set of equtions that represents the following equation.The sum of two numbers is 38, and their difference is 26 more than the smaller number what are the two numbers? a.)x+y=38;y-x=x+26 b.)2x=38;61=x+26 2y=38;61=x-26 x+y=38;x-y=26-x

142. ## statistics

A random sample of 36 statistics students were asked to add a column of numbers. The amount of time required to compute the sum was recorded for each student. The sample mean time was 54 seconds with a sample standard deviation of 18 seconds. 1. Construct

143. ## Algebra

Determine whether the point(7,2) is a solution of the system..-3x+4y=-13,-2x+8y=2,by substituting the point into each equation.

144. ## math

where are the zeros of zeta of s?

energy from glucose is obtained from this equation when it is oxidized in the body C6H12O6 + 6O2 --> 6CO2 + 6H2O What is the catalyst in this equation?

146. ## Algebra

The point (6,2) lies on the line -x-8y=-22. Determine if this point is a solution of the system. -x-8y=-22,-7x+3y=-36

147. ## Trigonometry

Use the basic identities to simplify (1-sin^2 theta)/ (csc^2 theta - 1)

148. ## income tax

can someone please help me with this assignment? I don't know what to do Jeanette owns a rental property that she used for 20 days and rented for 80 days. The rental income was \$10,000 and expenses included the following; mortgage interest \$2,500; property

149. ## Embedded System and IC Design.

Write a program, which writes the last two (2) digits of the student ID 1119939 into the 8051 microcontroller’s internal RAM addresses from 40h to 6Fh with the same data. Assume the last two (2) digits of the Stamford student ID(1119939) is a decimal

150. ## Algebra

Solve using the elimination method.Show work.If the system has no solution or an infinite number of solutions state this. 7x+8y=51,7x+10y=55

151. ## Embedde System and IC Design.

Write a program that will count down from the last (4) digits of the student ID 1119939 until zero. Once completed, the function will reset and count down again. Assume the last two (2) digits of the student ID is a decimal number, and crystal oscillator

152. ## Algebra

Solve using the elimination method.Show work.If the system has no solution or an infinite number of solution state ths...-5x+4y=-16,-15x+2y=-58

153. ## math

beth walks 2 blocks in 15 minutes . how many blocks would beth walk if she walked at the same rate for an hour?

154. ## algebra

evaluate the funtions at the specified values of the independent vaiable and simplify f(x)= (x+8)^1/2+2 a. f(1) b. f(x-8)

155. ## math

Wow! Exclaimed Sammy. I have reached 47% of my goal! If her goal was 140 points, how many points does she have?

156. ## chemistry

a solution has gluten concentration of 2000ug/mL at 150uL. if 2uLof that solution is taken out what is the quantity of gluten in ppm?

157. ## Math

Showing work, what is 32.4 divide by 1038? :)

158. ## Math

Mathew has received \$1 the first week, \$3 the 2nd week, \$5 the 3rd week and so on until he has received a total of \$1 000 000. What amount did he receive the last week?

159. ## biology

Name a covalent bond of amylose that can become hydrolyzed? Name a cvalent bond of Casein that can become hydrolyzed?

160. ## Chemistry

How do you convert Ounces to Grams longhand?

161. ## learning strategies

metacognition refers to

162. ## algebra

Four boys sit down to play a game of marbles. They empty the bag of marbles and divide the marbles among themselves, and they find they have one marble left. A fifth boy comes along and wants to play, so they divide the marbles among all five boys and once

163. ## calculus

how do I find the equations for the lines tangent to the curve y 4 + x y= ------ 4 - x which are parallel to the line y = 2x 32.

164. ## Just Curious

what does dhs stand for?

165. ## math

Rafael wants to 30 cenyimeters of wood to frame a rectangular photograph. What is the area his photograph could have?

Which of the following is most likely to be a plot for a fantasy story? a) a pirate ship must sail across the ocean quickly b) a writer discovers an old diary c) an old magic book is stolen from a wizard d) all of the above i need help, i think it could be

167. ## Math

A hemisphere of radius 7 sits on a horizontal plane. A cylinder stands with its axis vertical, the center of its base at the center of the sphere, and its top circular rim touching the hemisphere. Find the radius and height of the cylinder of maximum

168. ## physics14

A uniform disk with a mass of 900 g and radius 17.0 cm is rotating on frictionless bearings with an rotational speed of 18.0 Hz when Jill drops a 180-g clod of clay on a point 8.70 cm from the center of the disk, where it sticks. What is the new rotational

169. ## English

Can you please help me check these sentences? Thank you. 1) I'd like to make a career as a teacher. I'd like to make money from my hobby. I'd like to earn money by working as a lawyer. 2) I hope the weather will be fine but if there is heavy reain, I'll

170. ## math

Draw a quadrangle below.Measure the sides to the nearest 1/2 inch.Write the length next to each side.Find the perimeter.

171. ## History

Imagine you are living in Los Angeles in 1944 and have just read about the case of Korematsu v. the United States. Write a letter to the editor of the Los Angeles Times telling which opinion in the case (majority or dissenting) you support and explain why.

172. ## Eng.

Given that she previously belonged to high society and that later she had to move to a trailer park, she did not like to mix with the rif-raff in the park. What part of speech is GIVEN in this sentence.

173. ## chemistry

hello i'm doing a redox stoichiometry lab having to do with titration 6H +5H2O2 + 2MnO4 -- 5O2 + 2Mn2+ + 8H2O Why is H2O2 the source of O2 product in this titration?

174. ## Chemistry

pH of 10^-3M HAc and 10^-2M NH4Cl in aqueous solution?? Do you just figure out each [H+] concentration separately and then add them??

175. ## help ?

Let f(x) = (x − 3)^−2.Find all values of c in (1, 4) such that f(4) − f(1) = f'(c)(4 − 1).(Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.)

176. ## Basic Statistics

Historically, the proportion of adults over the age of 24 who smoke has been estimated to be .30. You want to take a sample to estimate the current proportion of adults over the age of 24 who smoke within 3% at 95% accuracy. When you completed the sample

is indiana jones a mystery story?

178. ## physics

A modern sculpture has a large horizontal spring, with a spring constant of 277 N/m, that is attached to a 58.0-kg piece of uniform metal at its end and holds the metal at an angle of θ = 48.0° above the horizontal direction. The other end of the metal

179. ## MaTh AlgeBRA

Type or write the essay question into a Microsoft Word document or on a separate sheet of paper and submit your completed essay to your teacher. Let f(x) = 2x^2 + x - 3 and g(x) = x - 1. Perform the function operation and then find the domain. f(x)/g(x)

180. ## Math

The process sends the dust through a heater that raises the temperature to 500 F with an air density of 0.042 lbs./ft3. The velocity pressure of the air moving through the process is 2.7 inches of water. What is the estimated air velocity in the process?

181. ## math

Which choice offers the lowest cost per ounce? 6oz for 42 cents? 8oz for 64 cents? or 4oz for 36 cents? This is 5th grade math assignment?

182. ## math

alex is x years old his sister is 3 years older , togerther their age is 57. what is the equation for this.

183. ## physics

An experimental flywheel, used to store energy and replace an automobile engine, is a solid disk of mass 202.0 kg and radius 0.35 m. (a) What is its rotational inertia? (b) When driving at 22.4 m/s (50 mph), the fully energized flywheel is rotating at an

184. ## Chemistry

What is a glucose molecule structure made up of? Is it: oxygen, hydroxl ions, hydrogen ions, and carbon bonds? I'm not good at this, is this even close to being right?

185. ## English

Which one is correct? You'd better go over your maths notes. You'd better go through your maths notes

186. ## conics

given O(0,0) and N(12,0) write an equation in terms of x and y for all points P(x,y) such that segment PO is perpendicular to segment PN. simplify this equation and show that P is on a circle.

187. ## trig

What is cosx=1/2?

188. ## math

alex is x years old his sister is 3 years older , togerther their age is 57. what is the equation for this.

189. ## English/Math

Hello! What does this mean? ...find the lenght of the arc subtended by an angle of measure 2... (I suck at English :) )

190. ## physics

You are investing an accident in which a vehicle traveling with a horizontal velocity Vo leaves the top of a cliff of height h, and lands a horizontal distance (x) from the base of the cliff. Prove that the relationship between vo and the other variables

191. ## physics

Suppose the water waves have a velocity of 1.2m/s and wavelength of 2.4m What is the frequency of the waves?

192. ## Physics

You throw a plate off your roof with a speed of 10.0 m/s. 4.00 seconds later it hits the ground? How far?

193. ## physics

Camera lenses are described in terms of their focal length. A 50 mm lens has a focal length of 50 mm. A camera is focused on an object 81 m away using a 88 mm lens. Locate the position of the image. Answer in units of mm

194. ## Physics

You throw a baseball straight up at 40 m/s and it reaches its peak after 4.00 seconds. What is its speed when it falls back into your hand? What is its displacement? What distance has it traveled?

195. ## Chemistry

You mix 1.00 L of 2.00 M BaCl2 with 1.00 L of 2.00 M AgNO3. What compounds remain in solution, and what are their concentrations?

196. ## geometry

rectangle a is similar to smaller rectangle b. the scale factor is 5/3. if the area of rectangle a is 150 square inches, what is the area of rectangle b?

197. ## Calculus

If A=(1,2,4) and Vector A+B =(3,1,-2). What is B?

198. ## algebra 1b

How do I work this out 3x/(x^2-16) can you help

199. ## MaTh AlgeBRA

Type or write the essay question into a Microsoft Word document or on a separate sheet of paper and submit your completed essay to your teacher. Let f(x) = 2x^2 + x - 3 and g(x) = x - 1. Perform the function operation and then find the domain. f(x)/g(x)

200. ## english 4

Sandy's throw to first base was short. what is the subject and verb etc..

201. ## Math

Aubrey's rope is 3 meters long.If she cuts it into 2 equal pieces,how long will each piece be in centimeters? A.300 B.150 C.100 D.50 C? Mr.Wand sells mangos for \$1.50 each or \$15 per dozen.His prices include tax.What is the greatest number of mangos that

202. ## English

You are a journalist. Write an article on the subject of young people's interest in computer games. In your article you should: - discuss the positive and negative aspects of playing such games. - Persuade readers to take a balanced view towards the use of

Combine the following two integrals into one by sketching the region, then switching the order of integration. (sketch the region) im gonna use the S for integral sign..because idk what else to use. SS6ycos(x^3-3x)dxdy+SS6ycos(x^3-3x) And the first

204. ## Chemistry

But in the answer options: a) -27.4 kJ b) -72.8 kJ c) -78.4 kJ d) -84.6kJ I attempted this problem in the other way.When using the q =mcdT,I added the mass of both water and sulfuric acid. q = (300g +10.65g)(4.184J/g.K)(6.55C) = 8513.43 J Then, I

205. ## Physics

A ball thrown upward at 60.0 m/s has what speed after 5 seconds? What equation do I use?

206. ## math

how do you measure reflex angles?

207. ## math

A bicycle wheel has a diameter of 60 cm. How far would it move if it is rolled through four revolutions

208. ## density

which has more density a 50g. ball or an 80g. ball if they have the same volume

209. ## algebra

I do not understand this problem: Factor by grouping: 1-c+cy-y

210. ## English

Could you please check if everything is correct? Thank you. 1) Thank you very much for having your students send email to their Italian partners. 2) Tomorrow I will distribute the emails to my students so that they can start the partnership. 3) Four more

211. ## Probability

Six marbles are chosen without replacement from a box containing 10 red, 8 blue, and 3 yellow marbles. Let X be the number of blue marbles chosen. a) Find the probability distribution of X. b) Find the mean of the random variable X

212. ## English

Can you please help me work out phrasal verbs related to work? When do you think will you come ...... to work? What are the possible prepositions? back .... are there others? What about "down"? Can you think of any phrasal verbs used with work (apart from

213. ## Math

The dimensions of an aquarium are 20 inches long, 14 inches wide, and 18 inches high. If 231 cubic inches of water fill 1 gallon, how many gallons of water are in the aquarium to the nearest gallon?

214. ## spanish time

im confused on saying 7:20 in spanish

215. ## organizational communication

How can the Johari Window help people understand their self-perception and the perception others have of them?

216. ## math

Jada's house is 8 blocks from school. How many blocks does she ride her bike TO AND FROM school in 5 days? Explain how you found your answer

217. ## Math

A sphere is inscribed in a right cone. The slant height of the cone = the diameter of the base of cone. If the radius of the sphere is r, find the volume of the cone in terms of r.

218. ## Fundementals in desktop publishing

1: Which of the following are considered errors that should be counted? A. A word with incorrect spacing after it. B. A word with incorrect punctuation. C. An omitted word. D. All of the above. I choose : A.

219. ## english

c an you pl explain the word employability correct spelling parts of speech etc

220. ## chemistry

how much heat energy is released from cooling 35 grams of steam at 135 degrees celcius down to freezing it to negative 45 degrees celcius?

Formulas for a Triangle perimeter- a + b + c (add all sides) semiperimeter- a + b + c ÷ 2 (add all sides the divide by 2) area- base • height ÷ 2 (multiply base by heighth divide by 2) base- 2 • area ÷ height (2 by area divide by heighth) height- 2

222. ## Math

The dimensions of an aquarium are 20 inches long, 14 inches wide, and 18 inches high. If 231 cubic inches of water fill 1 gallon, how many gallons of water are in the aquarium to the nearest gallon?

Once upon a time there was a little girl who cried and cried.The little girl dreamed constantly of a special fish.She desired this fish with all her being.The fish was unlike any other fish the girl had seen.It was a huge fish that lept joyously out of the

224. ## Physics

You throw a plate off your roof with a speed of 10.0 m/s. 4.00 seconds later it hits the ground? How far? What equation do i use? Variables explain!

225. ## Math

Monique and her family decorated their house for the holidays.The roofline around their house measured 37 yards.When they went to the store,each box of lights contained 25 feet of stringed lights If they buy 5 boxes of lights,will they have enough lights

226. ## Physics

You throw a plate off your roof with a speed of 10.0 m/s. 4.00 seconds later it hits the ground? How far? What equation do i use? Variables explain!

227. ## math

w _ = 6 5 What is the value of w?

228. ## Science

How many milliliters of water at 20.0 °C are formed in the combustion of 25.0 g of a methanol–propanol mixture that is 62.5% methanol by mass? Assume there is an excess of oxygen available.

229. ## Math

The dimensions of an aquarium are 20 inches long, 14 inches wide, and 18 inches high. If 231 cubic inches of water fill 1 gallon, how many gallons of water are in the aquarium to the nearest gallon?

230. ## math

given O(0,0) and N(12,0) write an equation in terms of x and y for all points P(x,y) such that segment PO is perpendicular to segment PN. simplify this equation and show that P is on a circle.

231. ## math

find two rates for each given rate: 1) 18people/12people 2) 1.5 miles/ 2.4 minutes please help sooooo confused

232. ## Chemistry

So,my second method is correct isn't it? The answer is -78.4kJ?

233. ## math

Which number represent the smallest .8 5 12 .888 .96For \$1.80 2) a grocer buys a case of fruit which contains 12 dozen. She knows that two dozen will spoil before she sells them. At what price per dozen must she sell the good ones to gain 1/3 of the whole