# Questions Asked onSeptember 29, 2010

1. ## Physics 1

A rock is thrown straight upward with an initial velocity of 9.6 m/s in a location where the acceleration due to gravity has a magnitude of 9.81 m/s2. To what height does it rise? Help meh please.

2. ## chemistry

how would you prepare 60.0 mL of 0.200 M HNO3 from a stock solution of 4.00 M HNO3?

3. ## Chemistry

A student placed 12.0g of glucose (C6H1206) in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100.-ml mark on the neck of the flask was reached. The flask was then shaken until

4. ## chemistry

If 30.0 mL of 0.150 M CaC12 is added to 15.0 mL of 0.100 M AgNO3, what is the mass in grams of AgC1 precipitate?

5. ## 2nd time posting bc i still need HELP! PHYSICS!!!!

The velocity of a diver just before hitting the water is -8.6 m/s, where the minus sign indicates that her motion is directly downward. What is her displacement during the last 0.86 s of the dive? im so stuck. i tried this problem several times, and my

6. ## Accounting

What would you pay for a $50,000 debenture bond that matures in 15 years and pays$5,000 a year in interest if you wanted to earn a yield of: (Round computations to 2 decimal places and use the rounded amounts to calculate the final answer. Round the final

7. ## calculus

A conical tank has height 3m and radius 2m at the top. Water flows in at a rate of 2m^3 /min. How fast is the water level rising when it is 2m.

8. ## STATISTICS

Who is the king of the late night TV? An internet survey estimates that, when given a choice between David Letterman and Jay Leno, 52% of the population prefers to watch Jay Leno. Suppose that you randomly select three late night TV watchers and ask them

9. ## physics

A hockey puck struck by a hockey stick is given an initial speed v0 in the positive x-direction. The coefficient of kinetic friction between the ice and the puck is μk. (a) Obtain an expression for the acceleration of the puck. (Use the following as

10. ## physics

Vector vector A has a magnitude of 6.90 units and makes an angle of 46.5° with the positive x-axis. Vector vector B also has a magnitude of 8.00 units and is directed along the negative x-axis. Using graphical methods find the following. (a) The vector

11. ## calculus

A rocket rises vertically from a point on the ground that is 100m from an observer at ground level. The observer notes that the angle of elevation is increasing at a rate of 12∘per second when the angle of elevation is 60∘. Find the speed of the rocket

12. ## Medical Terminology

Can you help me create a story with 30 Medical terms?

13. ## H. Physics

A plane travels 2.5 km at an angle of 35 degrees to the ground and then changes direction and travels 5.2 km at an angle of 22 degrees to the ground. what is the magnitude and direction of the plane's total displacement?

14. ## statistics

Hey. I am having problem with stem leaf plot diagram. Heres the data I need to make steam leaf plot out of: 1.7 5.7 7.6 8.7 9.8 12.0 13.2 13.6 14.6 15.8 16.0 17.5 19.3 21.5 21.8 23.8 24.4 27.7 33 33.0 34.4 35.4 Can someone tell me how I would do that?

15. ## Physics

You toss a coin straight up into the air. Sketch the velocity-time and acceleration-time graphs of the coin from the instant it leaves your hand until the instant it returns to your hand. Assume that the positive y direction is upward. Indicate on your

16. ## chemistry

A sample of 0.6760 g of an unknown compound containing barium ions (Ba2+) is dissolved in water and treated with an excess of Na2SO4. If the mass of the BaSO4 precipitate formed is 0.1405 g, what is the percent by mass of Ba in the original unknown

17. ## APC Chemistry

Suppose you have a solution containing both an iron (II) salt and an iron (III) salt. How would you proceed to identify both Fe2+ and Fe3+ in this solution?

18. ## Zeeland WEST

In a car accidnet involving a sports car, skid marks as long as 290 m were left by the car as it decelearted to a complete stop. The police report cited the speed of the car before breaking as beeing in excess of 100mph 161 km/m. Suppose that i took 10

19. ## physics

A hockey puck struck by a hockey stick is given an initial speed v0 in the positive x-direction. The coefficient of kinetic friction between the ice and the puck is μk. (a) Obtain an expression for the acceleration of the puck. (Use the following as

35. ## English

The first movies were different from today’s films. What is the simple predicate

36. ## Statistics

A certain company makes 12-volt car batteries. After many years of product testing, the company knows that the average life of a battery is normally distributed, with a mean of 45 months and a standard deviation of 7 months. If the company does not want to

37. ## chemistry

If you react 25.25 g of Na2CO3 with 50.0 mL of 6.0M HCl, answer the following questions: Na2CO3 + 2 HCl -> 2 NaCl + H2O + CO2 question: a) How many moles of HCl do you need to react completely with the 25.25 g of NaCO3? b) What is limiting reagent?

38. ## Chemistry

To what volume should you dilute 25mL of a 12.0M H2SO4 solution to obtain a 0.170M H2S04 solution?

39. ## chemistry

For the reaction: 2MnO2+ 4KOH+ O2+ Cl2 yields 2KMnO4+ 2KCL+ 2H20 there is 100. g of each reactant available. Which reagent is the limiting reactant?

40. ## physics

a stone of mass 30 grams is placed in a measuring cylinder containing some water. the reading of the water level increases from 50cm cubic to 60cm cubic. what is the density of te stone?

41. ## chemistry

Because of the porosity of the filter paper some of the CaC2O4 x H2O precipitate passes through the filter paper. Will the reported percent of the limiting reactant in the original salt mixture be reported too high or too low? explain

42. ## Physics 1

There are six books in a stack, and each book weighs 5 N. The coefficient of static friction between the books is 0.2. With what horizontal force must one push to start sliding the top five books off the bottom one? Help how do i do this????? a)1 N b)5 N

43. ## Math

Solve the equation for x. 3x + 23 = 7 x = ?

44. ## Physics

One gram of water changes from liquid to solid at a constant pressure of 1.00 atm and a constant temperature of 0°C. In the process, the volume changes from 0.60 cm3 to 1.14 cm3. Find the work done on the water? Find the change in the internal energy of

45. ## algabra II

does anyone have the answers to exam 00703600 inequalities, permutations, and probabilities i just need the part on graphing the inequalities

46. ## Physics

A pilot with a mass of 50 kg comes out of a vertical dive in a circular arc such that at the bottom of the arc her upward acceleration is 3.5g. (a) How does the magnitude of the force exerted by the airplane seat on the pilot at the bottom of the arc

47. ## Physics

During a circus performance, a 75-kg human cannonball is shot out of an 19-m-long cannon. If the human cannonball spends 0.94 s in the cannon, determine the average net force exerted on him in the barrel of the cannon

48. ## Physics

To hoist himself into a tree, a 66.0-kg man ties one end of a nylon rope around his waist and throws the other end over a branch of the tree. He then pulls downward on the free end of the rope with a force of 366 N. Neglect any friction between the rope

49. ## chem

what test will you perform to determine when you have added sufficient NaOH solution to the reaction mixture in reaction 2

50. ## chem

what test will you perform to determine when you have added sufficient NaOH solution to the reaction mixture in reaction 2

51. ## Physics

Small, slowly moving spherical particles experience a drag force given by Stokes’ law: where r is the radius of the particle, is its speed, and ç is the coefficient of viscosity of the fluid medium. (a) Estimate the terminal speed of a spherical

52. ## English

I believe in this sentence: It was the world’s first movie studio. the subject is: movie studio the predicate is: was Am I correct?

53. ## math

a quarter after four in the afternoon in digital form

54. ## Film

In the film, "A Face in the Crowd", what is Elia Kazan trying to say about the commodification of these populist ideas and their use as a tool in mass media?

55. ## chem 1411

Mg(NO3)2 + (NH4)3PO4 predict the product and balancing the equation. Use solubility rules to predict if a precipitate is formed.

56. ## physics

A 435-kg sailboat has an acceleration of 0.80 m/s2 at an angle of 50° north of east. Find the magnitude and direction of the net force that acts on the sailboat

57. ## English

For the poem, "Remember?" by Alice Walker, What is poem's message?

when writing informative and positive messages,you should include reader benefits when: A)the reader attitude toward the information doesn't matter. B)you are presenting policies. C) stressing benefits may make the reader sound selfish. D) you are

59. ## Sciene

Mercury is 13.6 times more dense than water. If a container can hold 20g of water, how much more massive would an equal volume of mercury be?

60. ## statistics

Event Probability Too much enamel 0.25 Too little enamel 0.2 Uneven application 0.35 No defects noted 0.42 (1) What is the probability of a paint defect? What is the probability of a paint defect which includes an improper amount of paint?

61. ## functions

Identify a rational function whose graph is a horizontal line except for two holes. Graph function.

62. ## DrBob222

2N2O(g) → 2N2(g) + O2(g) d[N2O]/dt = -5.8×10-4 M/s at a particular temperature and set of concentrations. What are d[O2]/dt and d[N2]/dt? d[O2]/dt = d[N2]/dt = What is the rate of the reaction? my answer for the first one im getting -.00016 and the

63. ## calculus

The equation x^2 y+2xy^3=8defines y as a function of x,y=f(x), near x=2, y=1. a) Find dy/dx. b) Now, find the slope of the curve x^2y+2xy^3=8 when x=2, y=1.

64. ## brith lit.

mark the syllables, separate the feet with short vertical lines, and indicate the rhyme scheme on the following lines: That time of year thou mayst in me behold When yellow leaves, or none, or few, do hang Upon those boughs which shake against the cold,

65. ## physics

A car accelerates from rest at 7.9 m/s2. How much time does it need to attain a speed of 5 m/s? Answer in units of s.

66. ## computers

With newer Linux kernel distributions, what happens if you connect a hot-swappable device, such as a USB drive, containing evidence?

67. ## ap chemistry

If 4.50 g of (NH4)2SO4 is dissolved in enough water to form 250. mL of solution, what is the molarity of the solution?

68. ## math

Event Probability Too much enamel 0.25 Too little enamel 0.2 Uneven application 0.35 No defects noted 0.42 (1) What is the probability of a paint defect? What is the probability of a paint defect which includes an improper amount of paint?

69. ## physics

A diver running 1.6 m/s dives out horizontally from the edge of a vertical cliff and 3.5 s later reaches the water below.How high was the cliff?How far from its base did the diver hit the water?

Clayton and Olivia played a computer game. Olivia's final score was 2 306 421 and Clayton's was 2 302 972. Show these numbers on a number line. Whose score was greater? I know which score is greater but I am having trouble figuring out the number line and

71. ## Physics

A block of mass m is attached to a string and suspended inside an otherwise empty box of mass M. The box rests on a scale that measures the system’s weight. (a) If the string breaks, does the reading on the scale change? Explain your reasoning. (b)

72. ## math

each letter stands for a different digit. If WAIT = 8472, what number does STOP reporesent? GO +SLOW _______ STOP

73. ## chem 101

a.write a balanced chemical equation for the complete combustion of sucrose. --- this part of the question i got help on, and thank you b. if combustion is complete, a brown liquid caramel might form, followed by a brown/black solid. what would be the

74. ## english

The prompt states "Note the irony in Nadine Gordimer's Once Upon a Time. Argue to what affect and how successfully irony is used and what it accomplishes." I know that the irony lies in the fact that Gordimer starts the fairy tale by stating that she hates

75. ## physics

A freight train has a mass of 1.2 107 kg. If the locomotive can exert a constant pull of 6.5 105 N, how long does it take to increase the speed of the train from rest to 60 km/h? ____min

76. ## math

Assume that your sample space is S = {O1, O2, O3, O4, O5, O6 } with associated weights (probabilities) w1 = 0.15, w2 = 0.25, w3 = 0.10, w4 = 0.20, w5 = 0.15, and w6 = 0.15. Determine the probability of the following events: {O3 }∩{O5 }:

77. ## inorganic chemistry

what is the geometry structure of Fe(NH4)2(SO4)2.6H2O?

78. ## geography

What is the difference between a Natural boundary and a political boundary? Give examples of each. A natural boundary something which separates things or places and is caused by geographic or physical items. A political boundary is a line on a map that

79. ## operating system

If /home/jenny/draft and /home/alex/letter are links to the same file and the following sequence of events occurs, what will be the date in the opening of the letter? ... Jenny changes the date in the opening of the letter to January 31, 2003, ...

80. ## Physics

How many uranium atoms are there in 8.2 g of pure uranium? The mass of one uranium atom is 4 × 10^−26 kg.

81. ## Chemistry

What difficulty may result if a chromatographic column is not placed in a vertical position?

82. ## Science

If the acceleration gravity is 1.6m/2 on the moon and you weigh 539 N on earth, how much do weigh on the moon?

83. ## math

a prism with a square base has a height of 45 cm and its volume is 7,200,000 cm^3. Would the answer be 9,720,000,000? if not,I need help figuring out how to solve and answer

84. ## Social studies

the constitution requires each house to keep a daily record of all meeting. these records are printed daily in___________. the supreme court is made up of _____ supreme court justices who hold their offices for________.

85. ## english

Read the poem Remember ? by Alice Walker and answer the questions. -> Why is the title effective? -> What metaphor is used in the poem and what other two poetic techniques does Alice Walker use?

86. ## calculus

Find the second derivative of the volume of a cube with respect to the length of a side

87. ## math

write in order from least to greatest the six numbers whose digits are 2,8,and 9

88. ## Physics ??

A passenger sitting in the rear of a bus claims that she was injured as the driver slammed on the braked, causing a suitcase to come flying toward her from the front of the bus. If you were the judge in this case, what disposition would you make and why?

89. ## chemistry

Balance acidic equation PbO2 and Pb

A metroid entering Earth's atmosphere has a speed of 70.0 km/s and a kinetic energry of 2.56 X 10^15 J. What is the mass of the meteroid?

91. ## Physics

A matchbox car with mass M rolls down a ramp, starting from rest. It takes a time T to roll a distance L on the ramp. What is the car’s acceleration down the ramp?

92. ## Chem

I have look and read and I still cant figure the couple out can someone please help? Number of orbital’s in the 2p subshell? And Number of electrons in 3d subshell? Number of electrons in a 3p orbital? Subshell block begins to fill after 4s2? Number of

93. ## chemistry

how much energy is required to heat 1.00L of water from 20degrees celcius to 90degress celcius

94. ## Math

If triangle XYZ is equilateral and the length of one side is 7.5, what is the perimeter of XYZ and what is the measure of each angle?

95. ## physics

The coefficient of kinetic friction between a refrigerator (mass 93 kg) and the floor is 0.12, and the coefficient of static friction is 0.35. If you apply the minimum force needed to get the refrigerator to move, what will the acceleration then be? ____

96. ## physics

The pendulum swings past the pole 14 times in 21 seconds. The weight of the bob is 10g. Calculate the period?

97. ## calculus

A boat is pulled into a dock by a string attached to the bow of the boat and passing through a pulley on the dock that is1ft higher than the bow of the boat. If the string is pulled at a rate of 3 ft/second, how fast is the boat approaching the dock when

98. ## science

Does anyone have BC science 10 workbook answers (assessments)?

99. ## Chemistry

2N2O(g) → 2N2(g) + O2(g) d[N2O]/dt = -5.8×10-4 M/s at a particular temperature and set of concentrations. What are d[O2]/dt and d[N2]/dt? d[O2]/dt = d[N2]/dt = What is the rate of the reaction? my answer for the first one im getting -.00016 and the

Hi im a 7th grader and there is alot of book reports and homework in the 7th grade i really don't have time to do all that because im in extra cericular activities and i need to be passing all of my classes to be in my activities can somebody please help

101. ## science

A boat crossing a .2 mile wide river is heading perpendicularly relative to shore. Its speed in still water is 4mph and the speed of the current is 6mp. a.) How far downstream will the boat land? b.) How long will it take for the boat to cross i.) with the

102. ## science

what does the statement " the properties of salts are different from the properties of the elements that go into making them" means?

103. ## statistics

The weights of individual nails produced by the 'Hammer 'n Nail' hardware company follow a normal distribution with the average nail weight being 5.1 grams and the standard deviation in nail weight being 1.6 grams. When a nail is produced it is discarded

104. ## Stats

Instructions for Data Sets: In each data set, the dependent variable (response) is the first variable. Choose the independent variables (predictors) as you judge appropriate. Use a spreadsheet or a statistical package (e.g., MegaStat or MINITAB) to perform

105. ## science

Each liter of air has a mass of 1.80. How many liters of air are contained in 2.5 times 10 to the third power kg of air?

106. ## Chemistry

A first order chemical reaction has a rate constant of 8.7×103 s-1 at 30 °C and a rate constant of 5.8×104 s-1 at 64 °C. Calculate the activation energy, Ea, for the reaction. I keep getting 5.25e-6 kJ/mol but apparently that's not the correct answer.

107. ## Earth Science

Please and Thank you. Mercury is 13.6 times more dense than water. If a container can hold 20g of water, how much more massive would an equal volume of mercury be?

108. ## physics

Consider the system shown in the figure with = 9.5 and = 15.0 . The angles = 59 and = 32. 1)In the absence of friction, what force would be required to pull the masses at a constant velocity up the fixed inclines? the force is now removed. What is the

109. ## nutrition

After World War II, farming, fishing, and other food production activities became large scale enterprises which caused Question 5 answers a decrease in economic development. American diets to become less diverse. the over producing and over consuming of

110. ## college

I need to write 5 sentences showing the verb and its tense. The sentences need to be about the role of education in sucessful financial planning. I am so confused

111. ## Translation simple question

Can anyone please give me a decent translating website I need english to french or french to english. Thanks.

Marty now has6 more pogs than jen has.After he gives 10 pogs to jen, how many more pogs will jen have then Marty?

113. ## Algebra 1

Ferroza Can Buy A 24-Ounce Bag Of Ferret Food For $1.19, Or She Can Buy A 36-Ounce Bag For$2.89. Which Is The Better Deal? Justify Your Conclusion.

114. ## Finance

If you are a shareholder in a profitable company, would you expect a dividend to be paid, or would you be satisfied if all earnings stayed within the organization as retained earnings? Please explain!

115. ## Chemistry

magnesium is a valuble metal used in alloys in batteries and in manufacture of chemicals it is obtaine mostly in sweater which is about 1.3g mg for every kilogram of sweater assume that the sweater has a density of 1.03g/ml calculate the volume of the

116. ## Literature question

Can you give me a summary to the story Sinners in the Hands of an Angry God? Thanks. By the way if you do give me a link please don't give me a google link because for some reason my computer doesn't want to pull up google's homepage. Thanks.

117. ## Math-New Geometry

Choose the correct property illustrated by the following statement: If 3m¡ÐZ = 90¨¬, then m¡ÐZ = 30¨¬ Please help know its either division property or reflexive property...im not sure wich though..if any one knoes its very appreciated thxx

118. ## chem

(b) If the natural abundance of Ag-107 is 51.84%, what is the natural abundance of Ag-109? 48.16 % (c) If the mass of Ag-107 is 106.905, what is the mass of Ag-109? 108.9 amu so i got the answers correct but kinda forgot how because it took me a while so

119. ## Math

data regarding the value of a particular color copier is represented in the graph find the rate of chance of the value with respect in time in dollars per year. the rate of change of the value with respect to time is dollars per year

120. ## geometry

The sides of a quadrilateral are 3, 4, 5, and 6. Find the length of the shortest side of a similar quadrilateral whose area is 9 times as great.

121. ## Algebra

Express the following in simplest radical form. All variables represent positive real numbers. square root of 80a^2b divided by the square root of7a^3b^7 I got an answer of 4 square root of 5 divided by b^3 square root of 7a

122. ## math

An adult cheetah weighs about 130 pounds. An adult mountain lion weighs about 170 pounds. A sutdent estimates that a mountain lion weighs about twice as mush c as a cheetah. Is the estimate reasonable? Explain why or why not?

123. ## Chemistry

when a platinum wire dipped into an unknown solution was held over a Bunsen burner flame, an intense purple colour resulted. when 6 drops of 1M AgNO3(aq) in 6MHNO3(aq) was added to this solution, a white-coloured precipitate formed. What is the chemical

124. ## Chemistry

Please check if I've balance the equation correctly. C8H18 + 25/2O2 --> 8CO2 + 9H2O

125. ## physics

The coefficient of kinetic friction between a refrigerator (mass 93 kg) and the floor is 0.12, and the coefficient of static friction is 0.35. If you apply the minimum force needed to get the refrigerator to move, what will the acceleration then be?

126. ## Chem

I have look and read and I still cant figure the couple out can someone please help? Number of orbital’s in the 2p subshell? And Number of electrons in 3d subshell? Number of electrons in a 3p orbital? Subshell block begins to fill after 4s2? Number of

127. ## PIs 267

How much work is need to raise a 110 kg loag of bricks 12m above the ground

128. ## algebra

Graph y=x+3, y=x squared +3 and [x]+3 What are the similarities and differences.

129. ## US History

14. New France was shaped mainly by a. raising cash crops b. the fur trade c. enslaving Native Americans d. the search for gold B? 15. Which one of the following helped the colonial legislatures come to dominate colonial government? a. The king appointed

130. ## Algebra help

Solve by completing the square x2 - 2x - 5 = 0. Help please a)1 plus or minus√6 b)-1 plus or minus√6 c)-3 plus or minus 2√6 d)3 plus or minus 2√6

Each family of potters has its own special designs. I have to identify the action verb. Would it be has?

the water level of a river is 50 feet. After one day,the water level has decreased to 38,5 feet. After two days, the water level is 37 feet,and after three days,the water level is 35.5 feet. write an equation to represent the water level,L after d days.

the shower is the story in line 1-4 the speaker usesa metaphor to compare the twilight to

134. ## british lit.

mark syllables, separate feet with short vertical lines, and indicate the rhyme scheme

x 0 2 4 6 y 8 18 28 38 If x=8 then y=??? Please answer in equation form like y=....

136. ## calculus

Find k such that the line is tangent to the graph of the function. Function Line f(x) = k√x y = 4x + 36

137. ## social studies

the supreme court hears cases dealing with represenatives of foreign nations and in cases in which one state has been named a party in a lawsuit. this is called______.

A roller coaster moves horizontally, then travels 45 m at an angle of 30 degrees above the horizontal. What is its displacement from its starting point?

139. ## Chemistry

A first order chemical reaction has a rate constant of 8.7×103 s-1 at 30 °C and a rate constant of 5.8×104 s-1 at 64 °C. Calculate the activation energy, Ea, for the reaction. I keep getting 5.25e-6 kJ/mol but apparently that's not the correct answer.

140. ## math

yeah :/ anyone know algebra with "pizzaz" (yeah right,) pg 6? i know its "the ninja torttles chi squre test" ......idk but why? it wants us to show our work.

141. ## english

Would this sentence be past simple tense or past perfect tense? I learned how to create a financial plan and to budget money in my class.

142. ## Statistics

Is the following classified as interval, ordinal or nominal data? The marks achieved by the students in a statistics course out of 100.

143. ## physics

if a person jumps from the tenth flor 30m to a pool thatis 5m away from the building, with what initial horizontally velocity must the person jump

144. ## psy 325

The ________ is a hypothesis-testing procedure in which there are two separate groups at people tested and the population variance is not known

145. ## algebra

find n so that squares and triangle has the same perimeter square is 8n+6 triangle is 13n+2 on two sides and 30n-28 on the other

146. ## math

2.5 x 10^2=__x10^3 what is the answer and explain how you kno its correct for a better understanding for me

147. ## Algebra 2

Is this how you solve t(t+1)(t+2)=0, x^3+4x=4x^2, and 3r^2=4r-1? t(t+1)(t+2)=0 t=0 or t= -1 or t=2 {0, -1, -2} x^3+4x=4x^2 x^3+4x-4x^2=0 x(x^2+4-4x)=0 x(x^2-4x+4)=0 x(x-2)(x-2)=0 x=0 or x=2 {0,2(double root)} 3r^2=4r-1 3r^2-4r+1=0 r^2-4r+3=0 (r-3)(r-1)=0

148. ## 5th

find the missing number: 18,20,20,24,27,27,____,30,33,34,36,36,_ I need you to show me this answer cause, i got stuck with this one. thank you!

153. ## Health Care

Compose a list in which you dentify the major components of health communication. Who is involved in each component? How does each component promote health communication? If not utilized, how would it reduce health communication?

154. ## physics

a circuit consists of two identical parallel metallic plates connected by identical metallic springs to a 102V battery. With the switch open, the plates are uncharged, are separated by a distance d=7.80mm, and have a capacitance C=2.00microF. When the

155. ## geometry

Solve the equation for x. -5x = 3 + y is it x = (3+y)/-5

156. ## Math

Amanda checked out 7 fiction books from the library. She also checked out three times as many non-fiction books. The next day, Amanda returned 5 books to the library. How many books does she have now. Write an expression to explain your answer?

157. ## science

A patient presents with angina pectoris due to inadequate blood supply. Which diagnosis best describes this condition? A. Infarct C. Mitral valve prolapse B. Ischemia D. Varicose veins

158. ## physics

Four point charges, each with Q = 7.2 µC, are arranged at the corners of a square of edge length 3.6 m. What is the electric potential at the center of the square? 1 V

159. ## Physics I

You are conducting an experiment inside a train car that may move horizontally along rail tracks. A load is hung from the ceiling on a string. The load is not swinging, and the string is observed to make a constant angle of with the horizontal. No other

If two is company and three is the crowd,what are five and four?

247. ## How to post links

How do you post links on here? I tried to post one, but it didn't let me.

248. ## Social Studdies

describe terrace farming in china

249. ## math

sheila spent 90-minutes writing songs for her next album,then took a 15-minute break,went to the studio and worked for 1 1/3 hours,and then workde out for 1/2 hour at the gym. if shiela left the gym at 2:20PM,at what time did she start writing songs for

250. ## Social Studies

How can the World-System theory be applied to the events in Timor Leste since August 1999?

252. ## mathe

rewrite the number sentences with parenteses to make them correct

253. ## Math

Hello, what's the next number in 2,4,12,32.... ? is it 72 then 256?

254. ## physics

How much work (as measured in joules) is required to push an electron through a region where the potential change is +73 V? Assume the electron moves from a region of low potential to a region of higher potential. 1 J

255. ## math

1.10^3=1000 2.10^6=1000000 3.10^9=1000000000 4.10^14=100000000000000

256. ## math

a roof rises 1.1 feet vertically and 13.6ft horizontally what is the grade of the roof.

257. ## South America

an area that has one or more features in common

258. ## Chemistry

For every liter of sea water that evaporates, 3.70g of magnesium hydroxide are produced. How many liters of sea water must evaporate to produce 5.00 moles of magnesium hydroxide? Please show and explain all steps! Thank you!

259. ## social studies

vocabulary an area that has one or more features in common.

260. ## Algebra story problem

I hate story problems they r a nightmare. One poll reported that 48% of city residents were against building a new stadium. The polling service stated that the poll was accurate to within 3%. What is the minimum percent of city residents that oppose the

2x^2+3x+4=

262. ## science

A 60-year-old patient who comes to the emergency room with shortness of breath is experiencing

263. ## chemistry

how can I find the mass of 0.0225 mole of NH3?

264. ## science

A 60-year-old patient who comes to the emergency room with shortness of breath is experiencing A. dysphagia. C. pleural effusion. B. inspiration. D. dyspnea.

265. ## English

what is the proper verb tense? With an education i will be able to find a better job?

266. ## history of africa

how did geography help or hinder the process of migration from middle east to africa

267. ## Language Arts

What are the appositives in this sentence:Football, a game loved by millions of people, is becoming even more popular.

268. ## english

Is this a better present tense sentence? I think education is a very important role in successful financial planning. And is THINK the verb?

269. ## English

Can you please check these sentences for me? Thank you very much. 1)As to the content, English Romanticism focused above all on the “individual” as the subject of all meaningful experience and the centre of life and art. 2) The Romantics saw the

270. ## grammar

Which sentence is correct I feel that us students.... or would it be I feel that we students... I think its us but I am not certain

271. ## English

I forgot to include these other sentences. Thank you. 1) The captain offered him a place on his next ship's voyage (or ship's next voyage) to Africa. During his second ship's voyage to Africa they were taken prisoner by pirates. The captain made him his

272. ## hcs 588 MEASURING PERFORMANCE standards

What key QI measurement tools would you use to measure quality outcomes such as a reduction in patient falls, medication errors, complication rates, and so forth? Why?

273. ## math

write an expression whose value equal 10

274. ## NewGeometry

Line segment XY has a midpoint of L. 1/3XY = 3. What is the midpoint of XY?

275. ## Algebra

What is the GCF of -26x5 + 4x3 + 2x2? how do i figure this out step by step please:)

276. ## English

what are presents for?

277. ## 8TH Grade social studies

what does the constitution define treaty as?

278. ## Calculus 2

find the area of the region f(y)=y/(16-y^2)^1/2, g(y)=0, y=3

279. ## math

Make as many triangles with the side measurements of 6, 8, and 10 cm.

280. ## algebra

The perimetre of a rectangle is 132 inches.The length exceeds the width by 14 inches. What is the length and the width?

281. ## hcs 588 MEASURING PERFORMANCE standards

What key QI measurement tools would you use to measure quality outcomes such as a reduction in patient falls, medication errors, complication rates, and so forth? Why?

282. ## religion

need help to unscramble words from the renaissance 1mgernay 2cahtcilo 3oppe 4gatrorypu 5formaretion

283. ## Gym

how can 5 students stand on a mat and without stepping on the floor flip it over?

284. ## math

wich number sentance is not right 2,798>2,978 2798>7,298 2,798

285. ## chemistry

how does electronegativity and charge effect a solutions solubility

a motorcycle changes velocity from 80km/h[N] to 100km/h[N] in 5.0 seconds. calculate her average acceleration

287. ## chm

I need to find the mass of 0.0225 mole of NH3?

288. ## English

Can you check if these sentences are grammatically correct? Thank you 1) It's the ages since I last saw him. I haven't seen him for ages. 2) When did you see him last? 3) How long ago is it since you last saw him? 4) She regretted that she hadn't passed

s2-3s+t+5s2

290. ## Spelling

wats another word for happiness.

291. ## math

The lenght and the width of a rectangle are in the ratio 3:2. If the lenght is increased by 20 and the width is decreased by 5, the ratio of the lenght to the width becomes 2:1. Find the lenght and width of this rectangle.

292. ## math

How can you make 34 by only using the digits 1, 2, 3, and 4? You can put two numbers together (ie 12 or 34). You can use the operations: addition, subtraction, multiplication, (NO DIVISION!!), exponents, and parentheses any way you want!! Please help!!!!

293. ## Algebra I

I have been trying to figure this out for a long time to no avail. Can you please help. Also, are there any rules that help figuring these out? write a rule for the function represented by the graph. domain: 0,3,6,9 range : -2,-1,0,1

294. ## english

Is this past perfect I had never studied financing until I signed up for college.

295. ## science

How does the pH of rainwater vary throughout the United States in Texas, California , Pennsylvania Kansas , Massachusetts and, Washington ? thank you

296. ## Chemistry

How can the absorptivity of alumina be varied? Thank you all:)

297. ## Finance

What are some methods used to compare the financial condition of a competing organization?

298. ## Math Help !

For this x^(4) < x becomes x^(4) - x < 0 becomes x(x^(3)-1)

Solve the compound in equality. I don't know how 5>-3x + 4 or 9 to -4x2. THANK YOU!!!

300. ## English

In the sentence, "He loves to watch television.", what part of speech is the word loves?

301. ## Pre-algebra

How do you simplifyan algebraic equation?

302. ## science

what do the ozone and oxygen have in common?

303. ## Psychology

Hi , I need to write an esay intergrating the social representations approach with three attitudes, namely gender, race and poverty. Please help

Is there anyway you can apply to be a tutor on here?

305. ## english

please can you help me with six sentences with the collocations below: 1-out of breath 2-out of this world 3-dry clothes 4-sleep heavily 5-turn cold 6-a dry sense of humour

306. ## geography

name at least 5 bodies of water ? what are they thank you

307. ## college

CheckPoint: Reagan’s Foreign Policy · Submit a 200- to 400-word response in which you discuss the three major areas of Reagan’s foreign policy. o Include supporting evidence from your readings following APA guidelines

308. ## College Anatomy

Where do bones increase in length? Where do bones increase in diameter?

309. ## MATHS! URGENT!

describe how each sequence is generated and write down the next two terms: a) 40 41 43 46 50 55 b)90 89 87 84 80 75 c)1 3 7 13 21 31 d) 2 6 12 20 30 42 PLEASE HELP its urgent!

311. ## chem 101

if combustion is complete, a brown liquid caramel might form, followed by a brown/black solid. what would be the major component of the solid?

312. ## english

what are the five names assigned to transition categories?

313. ## U.S. History

how are you guaranteed a trial if you are accused of a crime against the federal government?

314. ## Chemistry

how many neutrons are in an element of mc where x =124 and y = 22

wright a true number sentence using all of the given numbers and symbols 6,9,7,5,3,=,+,+,

316. ## math

Help with Implicit differentiation y-y^3=x

317. ## math

identify each number as very large or very small 1. 0.000015=very small 2.6,000,000=very large

318. ## social studies

what is lattitude?

319. ## english

where the red fern grows...how did seeing a red fern help billy

320. ## math

how to simplify (1-cos^3(x))/(x^2)

321. ## math

sorry it looks confusing:solve x = 1 4 2