# Questions Asked onSeptember 24, 2012

1. ## Physics

A person weighing 0.6 kN rides in an elevator that has a downward acceleration of 2.3 m/s^2. The acceleration of gravity is 9.8 m/s^2. What is the magnitude of the force of the elevator ﬂoor on the person? Answer in units of kN

2. ## Physics

A person who is properly constrained by an over-the-shoulder seat belt has a good chance of surviving a car collision if the deceleration does not exceed about 30 "'s". Assuming uniform deceleration of this value, calculate the distance over which the

3. ## social study

A comparison of the average temperatures on any given day at points z,x, and U on the glove would probably show that the temperature at point X is? 1 warmer than at z and cooler than at U 2 warmer than at z and cooler than at U 3 cooler than at z and

4. ## trig

A boat is 23 mi due west of lighthouse A. Lighthouse B is 14 mi due north of lighthousenA. Find the bearing of lighthouse B from the boat and the distance from lighthousenB tho the boat.

5. ## chemistry.

a quantity of 25 ml of a solution containing both Fe2+ and Fe3+ ions is titrated with 23 ml of .02 M KMnO4 solution. as a result all the Fe2+ ions are oxidised to Fe3+ ions. Next the solution is treated with Zn metal to convert all Fe3+ ions to Fe2+ ions.

6. ## Art Northern European Renaissance

Match with the correct word 1. The Renaissance coincided with dog 2. Van Eyck's paintings lack any reference to this eating 3. Brueghel’s detailed portraits of daily life are called the Protestant reformation 4. The people he liked to paint peasants 5.

7. ## chemistry

A sample of sodium reacts completely with 0.568 of chlorine, forming 936 of sodium chloride. What mass of sodium reacted?

8. ## Trig

Two ships leave the same port at 7.am. The first ship sails towards europe on a 54 degree course at a constant rate of 36 mi/h. The second ship,neither a tropical destination, sails on a 144 degree course at a constant speed of 42 mi/h. Find the distance

9. ## physics

1) A boy sledding down a hill accelerates at 1.40 m/s, If he started at rest, in what distance would he reach a speed of 7.00 m/s? 2) An Elevator is moving upward at 1.20 m/s when it experiences an accelerstion of 0.31 m/s downward, over a distance of

10. ## chemistry

Need to write a brief description of the procedure required to make 900mL of a 0.5 M NaCl solution. The formula weight of NaCl is 58.4g/mole.

11. ## Physics

A stone is dropped from the roof of a high building. A second stone is dropped 1.51 later. How far apart are the stones when the second one has reached a speed of 12.6 ?

12. ## math

Alottery has 100 tickerts which are placed in a barrel . Three tickets are drawn at random from the barrel to decide 3 prizes . If john has 3 tickets in the lottery , determine his probability of winning : A.first prize. B.first and second prize. C.all 3

13. ## Chemistry

Carbon-14 has a half-life of 5730 years In a plant fossil you find that the 14 C has decayed to 1/8 of the original amount how long ago was this plant

14. ## Square Roots

1. Which two square roots are used to estimate the square root of 5? 2. Estimate the value of the square root of 43 to the nearest integer. 3. An estimate for the negitive square root of 66 is?

15. ## Chemistry

A 2.914 gram sample of gypsum, a hydrated salt of calcium sulfat, CaSO4, is heated at a temperature greater than 170 degrees Celcius in a crucible until a constant mass is reached. The mass of the anhydrous CaSO4 salt is 2.304 grams. Calculate the percent

16. ## Chemistry

At 298K and 1bar pressure, the density of water is 1.00 g/cm^3 , Cpm = and 75.3 J/Kmol. The change in volume with temperature is given by delta V = ViB(deltaT), where B, the coefficient of thermal expansion, is 2.07 * 10^-4 K^-1. If the temperature of 350g

17. ## physics

A 410-m-wide river has a uniform flow speed of 2.0 m/s through a jungle and toward the east. An explorer wishes to leave a small clearing on the south bank and cross the river in a powerboat that moves at a constant speed of 7.9 m/s with respect to the

18. ## physics

calculate the impulse to stop a 1500kg car moving 90kmper hours

19. ## Chemistry

A gas can holds 1.5 of gasoline, what is this quantity in cubic centimeters? answer using two significant figures,

20. ## chemistry

convert the following measurements to the units specified 1) 357ml = ?L 2) 25kg = ?mg 3) 35,000cm = ?L

21. ## Chemistry

Why is my actual percent of sulfate in alum a lot less than my theoretical percent of sulfate in alum? Actual Percent SO4= 1.68% Theoretical Percent SO4= 40.5%

You annually invest $1,500 in an individual retirement account starting at the age of 20 and make the contributions for 10 years. Your twin sister does the same starting at age 30 and makes the contributions for 30 years. Both of you earn 7 percent asked by gary 23. ## Math 8R - Help!!!! Travis painted for 6 2/3 hours. He received$27 an hour for his work. How much was Travis paid for doing this painting job?

Assume it costs Microsoft $4,700 to manufacture 7 Xbox 360s and$8,690 to manufacture 14. Obtain the corresponding linear cost function.

25. ## college physics

A new planet has been discovered that has a mass one-tenth that of Earth and a radius that is one-sixth that of Earth. Determine the free fall acceleration on the surface of this planet. Express your answer in the appropriate mks units.

26. ## Physics

A person is standing on a spring bathroom scale on the ﬂoor of an elevator which is moving up and slowing down at the rate of 2.73 m/s^2. The acceleration of gravity is 9.8 m/s^2. If the person’s mass is 75.2 kg, what does the scale read? Answer in

27. ## spanish

1. Voy de vacaciones y primero necesito (conﬁrmar el vuelo / pasar por seguridad) para viajar. 2. Voy a Dallas y luego vuelvo a Miami. Necesito un boleto (de ida y vuelta / de ida). my answers 1. confirmar el vuelvo 2. de ida y vuelta

28. ## 6th grd math

Mary put new tiles on her kitchen floor. The floor measures 6 ft long by 5 ft wide. She used 10 tiles to cover the entire floor each tile was 3 ft long. Write an equation using the variable x to model this situation. What does x represent in the equation?

29. ## differential equations

Suppose the fraction of a cohort of aids patients that survives a time t after aids diagnosis is given by S(t) = exp(-kt). show that the average survival time Taver after aids diagnosis for a member of this cohort is given by Taver= 1/k. show every steps

30. ## physics

. A race car moves such that its position fits the relationship x = (5.0 m/s)t + (0.75 m/s3)t3 where x is measured in meters and in t in seconds. (a) Plot a graph of the car’s position versus time. (b) Determine the instantaneous velocity of the car at

31. ## physics

A model rocket is launched from rest with an upward acceleration of 5.50 m/s^2 and, due to a strong wind, a horizontal acceleration of 1.50m/s^2 . How far is the rocket from the launch pad 7.20 later when the rocket engine runs out of fuel?

32. ## physics

A snowmobile is originally at the point with position vector 31.5 m at 95.0° counterclockwise from the x axis, moving with velocity 4.29 m/s at 40.0°. It moves with constant acceleration 1.82 m/s2 at 200°. After 5.00 s have elapsed, find the following.

33. ## Literature

In The Call of the Wild, when London writes about "what a puppet thing life is," it reflects the theme summarized in which of the following statements? A. Our lives are lived in response to our predetermined fate. B. Each life pits mercy against nature. C.

34. ## Math

According to math teachers what did the acorn say when it grew up

35. ## science

A sphere of radius 4 cm iss carved from a homogenous sphere of radius 8cm and mass 160g. the mass of the smaller sphere is

36. ## physics

A model sailboat is slowly sailing west across a pond at 0.342 m/s. A gust of wind blowing at 28.7° south of west gives the sailboat a constant acceleration of magnitude 0.305 m/s2 during a time interval of 1.87 s. If the net force on the sailboat during

37. ## chemistry

Copper (II) fluoride contains 37.42% {\rm F} by mass. Use this percentage to calculate the mass of fluorine (in {\rm g}) contained in 56.0{\rm g} of copper (II) fluoride

38. ## english

Correct the errors in dangling and misplaced modifiers by rearranging or rewriting the following sentences. 1.After boarding Hard Luck Airlines, the meals convinced us to return by ship.

39. ## university of redlands

Two blocks connected by a string are on a horizontal frictionless surface. The blocks are connected to a hanging weight by means of a string that passes over a pulley as shown in the figure below, where m1 = 1.85 kg, m2 = 2.80 kg, and m3 = 5.05 kg.

40. ## Trig

A sprinkler on a golf green is set to spray water over a distance of 20 meters and to rotate through an angle of 160°. Find the area of the region that can be irrigated with the sprinkler. (Round your answer to two decimal places.) I really have no idea

41. ## college physics

An object acted on by three forces moves with constant velocity. One force acting on the object is in the positive x direction and has a magnitude of 6.5 N; a second force has a magnitude of 3.9 N and points in the negative y direction. Find the direction

42. ## physics

HELP!!!A pitcher throws a 0.5kg ball of clay at a 6kg block of wood. The clay sticks to the wood on impact and their joint velocity afterwards is 3m/s. What is the original speed of the clay? I know the answer is 39m/s but I have no idea how they come up

43. ## physics

A student bikes to school by traveling first d_N = 0.900\rm {miles} north, then d_W = 0.600\rm {miles} west, and finally d_S = 0.100\rm {miles} south.

44. ## Math

tiffany will us a total of 63 tiles for her art project she only needs 17 more tiles use mental math to find how many tiles she has already

45. ## Math

In lowest gear on a 10-speed bike, each turn of the pedals makes the wheels turn 3.4 times. In the highest gear, each turn of the pedals makes the wheels turn 1.8 times. With each turn of the wheels, the bike travels 6.5 feet. How much farther does the

46. ## Calculus

Given Z = 2(cos 148° + isin 148°) and W = 5(cos 11° + isin 11°), find and simplify z/w. 10(cos 137° – isin 137°) 0.4(cos 137° + isin 137°) 0.4(cos 137° – isin 137°) 10(cos 137° + isin 137°)

47. ## physics

A boy is sledding down a slope that is inclined at 30.0° with respect to the horizontal. A moderate wind is aiding the motion by providing a steady force of 108 N that is parallel to the motion of the sled. The combined mass of the boy and sled is 53.6

48. ## Physics

The tension in a string from which a 6 kg object is suspended in an elevator is equal to 61 N. What is magnitude of the acceleration a of the elevator? The acceleration of gravity is 9.8 m/s^2. Answer in units of m/s^2

49. ## Chemistry

When carbon is burned in air, it reacts with oxygen to form carbon dioxide. When 25.2 of carbon were burned in the presence of 80.6 of oxygen, 13.4 of oxygen remained unreacted. What mass of carbon dioxide was produced?

50. ## MaTh

An empty truck weighs 2000 kg. After the truck was loaded, freight made up 80% of the weight of the loaded truck. At the first stop one fourth of the freight was unloaded. What percent of the loaded truck's weight did the load make up after that? (Hint:

51. ## Physics

A block of mass 3m is placed on a frictionless horizontal surface, and a second block of mass m is placed on top of the first block. The surfaces of the blocks are rough. A constant force of magnitude F is applied to the first block. Assume that the upper

52. ## Pre-Ap Physics

To win the game, a place kicker must kick a football from a point 17 m (18.5912 yd) from the goal, and the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a speed of 15 m/s at an angle of 58.9 ◦ from the

53. ## English

I feel stupid for not knowing these but I can't figure it out! So in the sentence we have "underline the verb be (and its various forms) and decide how it's used. Circle the verb its helping or linking to and Write linking verb or helping verb on the line"

54. ## writing

I have been trying to work on this assignment and I am not really understanding it and I try to get help from my teacher and she keeps sending me this and telling me when I do this she will help me with the rest but I don't understand this and I have told

55. ## Math

a factory has a machine which bends wire at a rate of 8 units of curvature per second. how long does it take to bend a straight wire into a circle of radius 5?

56. ## Physics

A large uniform chain is hanging from the ceiling, supporting a block of mass 48kg. The mass of the chain itself is 15 kg, and the length of the chain is 2.6 m. The acceleration of gravity is 9.81 m/s^2 Find the tension in the chain at the point where the

57. ## Social studies

What does "the Pyramids" refer to in Egypt? How many pyramids are called 'the Pyramids'?

58. ## Chemistry

1. What is the minimum volume of hot water needed to dissolve 0.200g phenacetin? How much phenacetin will remain in that volume of water once it cools? 2. Why is it important that all the solid dissolves in the hot solvent, before the solution is cooled?

59. ## Physics

If it takes 2.37 seconds for a stone to hit the ground from a cliff. (a) From what height was the stone dropped from? (b) What is the stones final velocity when it hits the ground?

60. ## math

six times some number added to 6 amounts to 33 added to the product of 3 and the number a)27 b)-27 c)-9 d)9

61. ## Algebra

Natalie has some nickles, Dirk has some dimes, and Quincy has some quarters. Dirk has five more dimes than Quincy has quarters. If Natalie gives Dirk a nickel, Dirk gives Quincy a dime, and Quincy gives Natalie a quarter, they will all have the same amount

62. ## math

I am a number between 50 and 60.One of my factors is 28.What number am I?

63. ## Pre-Ap Physics

During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.65 km/s at an initial inclination of 41.9◦ to the horizontal. The acceleration of gravity is 9.8 m/s 2 . How far away did the

64. ## Physics

A projectile is fired from ground level with an initial velocity of 50m/s and an initial angle of 30degree. Assuming g= 9.8 m/s*2, find: (a) The projectile total time of flight. (b) The maximum height attained (c) The total horizontal traveled (d) The

65. ## Pre-Ap Physics

To win the game, a place kicker must kick a football from a point 17 m (18.5912 yd) from the goal, and the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a speed of 15 m/s at an angle of 58.9 ◦ from the

66. ## Physics

When a baseball is tossed directly upward, what is the slope of a plot of its acceleration versus time during the upward flight? plot has constant positive slope plot has constant negative slope plot has zero slope I think it is zero slope

97. ## math

an object released from rest will fall 16t^2 feet, t seconds after it is dropped. 2 pebbles are dropped, one after the other, from a cliff that is 64 feet high. the 2nd pebble is released the instant the first pebble has fallen exactly one foot. how far

98. ## chem

have 0.0114 mole of Cu(OH)2 (s) a gelatinous precipitate. After heating, and converting all of it to CuO(s) wash the solid as a means of purifying it. How much (in g) should you have of CuO at this point? do you just convert 0.0114 moles cu(OH)2 to grams

99. ## english

State what kind of term, such as mathematical, scientific, political science, history, etc.- 1. ideological 2. constructivist 3. Marxist 4. Vector 5. axiomatic 6. azimuth 7. Matrix 8. hypothesis 9. theory 10. phenomena

100. ## American History

Which of the following statements is most accurate regarding America's political climate between 1876 and 1896? A. The influence of the president over Congress diminished. B. Southern states tended to vote Republican. C. Little political power or influence

101. ## chemistry

What happens if you attempt to recover CaCO3 by adding 3M H2SO4 instead of 3M HCI to a Si)2/CaCO3 residue?

102. ## Pre-Ap Physics

A rock is projected from the edge of the top of a building with an initial velocity of 16.3 m/s at an angle of 39 ◦ above the horizontal. The rock strikes the ground a horizontal distance of 90 m from the base of the building. The acceleration of gravity

103. ## math

on a whiteboard show how to estimate 399+147. draw a number line as needed

104. ## American History

As passed by the Congress after McKinley delivered his war message to Congress, the declaration of war against Spain was modified by the Teller Amendment, which stipulated that A. the United States wouldn't annex Cuba. B. trade with Spain would continue as

105. ## Chemistry

What does it mean if the percent of sulfate in a sample of alum is greater that the theoretical percent of sulfate in alum?

106. ## Pre-Ap Physics

During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.65 km/s at an initial inclination of 41.9◦ to the horizontal. The acceleration of gravity is 9.8 m/s 2 . How far away did the

107. ## Mad percent of CuS and Cu2S in an ore sample

Suppose an ore sample contains 11.01 % impurity in addition to a mixture of Cu2S and CuS. Heating 102.5 g of the mixture produces 74.90 g of solid which is 88.18 % copper. What is the mass percent CuS in the ore?

108. ## PROJECTILE MOTION

A ball is thrown horizontally from the top of a cliff 50m high with a velocity of 7m/s. How far from the base of the building does the ball land. This is what I think is how you do the question(Please correct me if I am wrong). y=vt+.5a(t)²

109. ## math

In a study of the change of insect population,there was about 170 insects four weeks after the study began and about 320 after two more weeks. Assume an exponential model of growth. a.Find an equation relation the population to the time in weeks.

110. ## economics

1. Suppose that as the price of Y falls from $3.00 to$1.00 the quantity of Y demanded increases from 10 to 18. Compute the price elasticity of demand. Is the demand elastic or inelastic?

111. ## writing/puncutation

I wrote this need someone to check make sure grammar and punctuation is ok! Thanks! Having a high school diploma is very important to my future. I will no longer feel ashamed, because I was never able to finish my schooling. I will be able to work towards

112. ## Chemistry

For the unbalanced reaction: FeSO4 (s) → Fe 2O3 (s) + SO2 (g) + O2 (g) ; how many total moles of gas are produced from the decomposition of 9.98 mol FeSO4 (s)?

113. ## Chemistry

Calculate the energy in calories lost when 30.0 ethanol, , cools from 56.5 degree Celsius to -42.0 degree Celsius.

114. ## chemistry

how many grams of NaOH should be used to make 200 mL of a 0.24M solution of NaOH starting with a .4M HCL solution

115. ## literature

Why do you think the singer was an important person in Danish communities? (Beowulf)

116. ## Physics(Please just check, thanks)

Using a force table the direction and magnitude had to be found for the following measurements: F1 = 200 grams at 30 degrees; F2 = 200 grams at 120 degrees The magnitude and direction found was 280 grams at 257 degrees. Using the magnitude and direction of

117. ## Physics

Brandon launches a projectile at an angle of 75 degrees above the horizontal, which strikes the ground a certain distance down range. For what other angle of launch at the same speed would the projectile land just as far away?

118. ## world civilization, need help A.S.A.P!!!

What social, economic, and political problems did Italy have in the second century B.C.E.? What were the main proposals of Tiberius and Gaius Gracchus? What questions about Roman society did they raise? Why did the proposals fail?

119. ## chemistry

What is the density of a 23.92 g object block if the dimensions: length = 10.6 mm height = 5.47 cm width = 0.0352 m

120. ## MaTh

Michal has 42 identical cubical blocks, each one with an edge of 1 cm. From all of these blocks, he built a rectangular prism with a base perimeter equal to 18 cm. What is the height of the prism which he built?

121. ## english

Which of the following choices best describes the error in this sentesce? The man is a scientist with a keen sence of observation and who dedicates long hours in the lab. A Misplaced modifier B Fragment C Dangling modifier D Uneven parallelism I chose D

122. ## Math

A used bookstore sells paperback fiction books in excellent condition for 2.50$and In fair conditions for 0.50$. Write an expression for the cost of buying (e) excellent condition paperback and (f) fair condition paperback.

123. ## chemistry, i need help like a.s.a.p!!!!

What is the density of a block of unknown material with a mass of 19.07 g if the dimensions are: length = 3.1 cm height = 1.9 cm width = 4.6 cm

124. ## Physics

A plane drops hamper of medical supplies from a height of 2740m during a practice run over the ocean. The plane's horizontal velocity was 126m/s at the instant the hamper was dropped. What is the magnitude of the overall velocity of the hamper at the

125. ## US Government

Dicuss two influences on the development of the U.S. Constitution. Explain how two of the items you identified influenced the specific content of the Constitution.

126. ## chemistry

[correction]Calculate the energy in calories lost when 30.0 grams of ethanol cools from 56.5 degree Celsius to -42.0 degree Celsius.

127. ## Economics

Hi, please help me with this econs question! thanks! I'm asked to sketch the average and marginal cost curves of a software company, in which when it first starts up, the costs are extremely high. (High start up costs, millions of dollar spent to make the

128. ## math

A student take in 2,300 calories and burns 2,500 calories. find the net change

129. ## Science

A solution has a density of 3/mL. How many grams are needed to obtain 10.0mL of solution?

130. ## Math

The volleyball court -if it id 80 ft long and 50 ft wide, how would you find the dimensions of the court? Explain please! Remember that I am a 6th grader. Please don't give me a 10-12th grade answer.

131. ## early childhood literacy

when children do print alphabet letters,among the easiest to print are:

132. ## Algebra

In 2007, Donald's stock portfolio decreased in value by 25%. In 2008, his stock portfolio decreased in value by another 40%. What percentage gain is required in 2009 for Donald's stock portfolio to return to the value it had in the beginning of 2007?

133. ## math

28 miles downstream in 2 hours 12 miles upstream in 3 hours what would the be speed in still water

134. ## world civilization

. How did the institutions of family and clientage and the establishment of patrician and plebian classes contribute to the stability of the early Roman Republic?

135. ## arithmetic

jane says that 546 can be represented by 53 tens and 16 ones. Is she correct? Elain

Hi, please help me with this econs question! thanks! I'm asked to sketch the average and marginal cost curves of a software company, in which when it first starts up, the costs are extremely high. (High start up costs, millions of dollar spent to make the

137. ## chemistry

The safe level of radon gas at home is 4X10e-12 Ci/L or less. If you measure radon levels in the basement what is the maximum number of Ci that could be safe to find in a basement with dimensions of 12 ft x 15 ft x 6 ft?

138. ## world civilization

Why did the Romans and the Carthaginians clash in the First and Second Punic Wars? Could the wars have been avoided? How did Rome benefit from its victory over Carthage? What problems did this victory create?

139. ## Math-Stats

An insurance company charges its policy holders an annual premium of $200 for the following type of injury insurance policy. If the policy holder suffers a "major injury" resulting in lengthy hospitalization, the company will pay out$15,000 to the injured

140. ## English

Which word in the set below carries a neutral connotation? confounded puzzled muddled bamboozled I'm thinking its puzzled. Thanks for the help.

141. ## college physics

new planet is discovered orbiting a distant star. Observations have confirmed that the planet has a circular orbit with a radius of 21 AU and takes 118 days to orbit the star. Determine the mass of the star. State your answer with appropriate mks units.

142. ## college physics

Although astronauts appear weightless, they are not. They only appear weightless because they are in free fall. If a 79 kg astronaut is orbiting Earth with an orbital radius of 5.31×107 m, determine how much the astronaut would weigh. Earth's mass is

143. ## math

There are 9 players on each basketball team in a league. Explain how you can find the total number of players in the league if there are 30 teams.

144. ## english

Identify which one of the following sentences is missing punctuation. Please correct the error and explain why the correction is necessary. a. I woke up when the book slipped from my lap and landed on my foot. b. After the book slid from my lap and landed

145. ## English

A rain forest is always green many plants grow there. Is this a fragment, run-on or complete sentence?

146. ## science

I need 2 examples of suspensions and solutions used in households, industries, agriculture and medicine.

147. ## chemistry

convert the following measurements to the units specified 1) 357ml = ?L 2) 25kg = ?mg 3) 35,000cm = ?L

148. ## English-poetry

I am doing a poetry analysis of John Clare's "IAm!" I need help identifying the emotional/logical climax and the fulcrum of the piece. I have identified its metaphors, similes, imagery, censuara, allusions, repetition. Am I missing something? Here is the

149. ## chemistry

a 225.0 gram sample of aluminum is heated and the temperature increased from 50.0 celsius to 65.0 celsius for temperature change of 15.0 celsius. how many calories of heat was absorbed to produce this temperature change?

150. ## ,xsccmbd

80 moicro farad capcitor is connected to 220 volt battery it is then disconnected and connected uncharged capacitor of 360 micro farad what is the charge of the uncharged capacitor

151. ## maths(statistics)

it is about the system R or R programme. Can anyone help me about the question? Urgent! Let X denote the concentration of calcium carbonate (CaCO3) in milligrams per liter. Following are 20 observations of X: 130.8 129.9 131.5 131.2 129.5 132.7 131.5 127.8

152. ## Geometry

Three line segments have the following measure AB=6, BC=3, and AC=8. What conclusions can you draw about points A,B and C?

153. ## geometry

What is the approximate length of line MN when the coordinates of its end points are (-4,5) and (-6,9)?

154. ## world civilization

How was Roman society different after the struggle ended? during the 5th century

155. ## economic

explain the importance of the following terms in the u.s. free enterprise systerm;(A) profit motive, (B) voluntary extange, (C) private property rights, and (D) compition

Choosing to blow the whistle on your employees or coworkers can create all kinds of legal, ethical, and career complications. Here are five common workplace scenarios that will challenge employees about whether or not they should go public with potentially

157. ## Calculus

Find the intervals on which the given function is increasing and decreasing. y=-x^2-2x y'=-2x-2 critical point x=-1 Increasing [-infinity,-1) Decreasing (-1,infinity] is this the correct way of writting this wiht the brackets

158. ## Chemistry Check

A thermocouple was calibrated to give Celsius temperature. In the ice bath the voltage reading was 0.250 V, and in boiling water at 736 Torr the reading was 1.20 V. Derive the conversion equation between Volts and temp. C. So if I'm working this right, it

159. ## math

A college bookstore ordered six boxes of red pens. The store sold 32 red pens last week and 35 red pens this week. Five pens were left on the shelf. How many pens were in each box?

160. ## World Geo

Why is New Zealand considered part of Polynesia? Thanks for any and all help!!! ☺ sk8rgurl99

161. ## Physics

A small plane flying horizontally 150m above the ground at a constant speed of 120km/h is to drop a container with supplies to a point on the ground. How far from the point directly above the target should the supplies be dropped without giving them an

172. ## us history

what are the political and social trends from westward expansion

173. ## Physics

A child is hanging at the midpoint of a string and the string form an angle of 15 degrees with horizontal line. What's the force in the string? The answer is 850N. Who can show me the solution???

174. ## early childhood literacy

1.preschoolers use private speech to: 2.words are: 3.is gluing a writing skill: 4.is cutting a writing skill: 5.the first language arts skill that c hildren learn is: 6.what are words: 7.let me in said the pin.this is an example of: mr. rogers wants to

175. ## World history

Write 5 paragraph on three new ideas you would include in your utopian society?

176. ## Calc 1

I need help solving for this final problem to complete my assigment. Please help! Solve for x: ln(x^4)-ln(x^2)=2

Professor Anderson has a daughter who is 3 years old. In 15 years she will go to college and he is uncertain whether he has saved enough to finance her college education. Based on his reading, he believes that it will cost $208,000 to pay for his asked by Nk 178. ## chemistry It takes 1 hour and 17 min. for a 1.000g sample of a certain isotope to decay to 0.121g. What is the half-life of this isotope? plssss helpp asked by Shay 179. ## Physics(Please help, thank you) Using a force table the direction and magnitude had to be found for the following measurements: F1 = 200 grams at 30 degrees; F2 = 200 grams at 120 degrees The magnitude and direction found was 280 grams at 257 degrees. Using the magnitude and direction of asked by Hannah 180. ## chemistry What is the density of a block of unknown material with a mass of 19.07 g if the dimensions are: length = 3.1 cm height = 1.9 cm width = 4.6 cm asked by danyae 181. ## maths 1. After J spent 3/7 of his money and M spent 1/3 of his, they both had the same amount of money. If J had$408 less than M at first, how much money had M left? 2. 1/4 of the amount of water in a small fish tank is equal to 1/2 a pail. If the tank contains

asked by joel needs help urgently
182. ## Physics

How can you tell which force diagrams have a strong normal force and which ones have a weak normal force?

183. ## Algerba 1

I have to put these intergers in order from least to greatest. 12, -6, 20, -47, -11 I didn't do well on my last test. I am really trying to figure this out. my answer is -6, -11, 12, 20, -47

184. ## Chemistry

What is the reactant when sugar is mixed with water? Also, what is the product?

185. ## chemistry

How long would it take to melt a 400 lb.block of ive at a temperature of 55 degrees

186. ## Math

Writing to Explain If you start with an unbalanced scale and add the same amount to each side, what happens to the scale?

187. ## chemistry

The following is kinetic rate data taken as absorbance of reactant vs. time: A: ln(A): Time/min: 0.532 ?? 0.0 0.484 2.54 0.442 5.12 0.395 8.35 0.350 11.95 fill in the ln(A) column

198. ## Algebra

consider the following equations: 6x = 2y - 9 9 - y + 3x = 0 1/3y = x - 9 What do they all have in common ?

199. ## math

exam rose from 20.8 to 21.1 what percent increase was this nearest to the tenth?

200. ## physics

A ball is dropped from rest off a 27 m building.What is the maximum speed that the ball will reach?

201. ## English

The rain forest is very wet, it gets more than 80 inches of rain each year. Run on right?

202. ## physics 2

A long wire carries a current of 1 ampere.Find the magnitude of the magnetic field 2 meter away from the wire.

203. ## chemistry, i need helppp like a.s.a.p!!!!

What is the density of a 23.92 g object block if the dimensions: length = 10.6 mm height = 5.47 cm width = 0.0352 m

Is the book KICKOFF! by Tiki & Ronde Barber with Paul Mantell Fiction or non-fiction?

205. ## World History

It's believed that the role of feasts in the Ice Age was to?

206. ## st paul lutheran

Compare 1/10 plus 1/10 equal or greater1/20

207. ## math

order from least to greatest: 2.7, 2 1/7, 3.13, 1 9/10

208. ## Math

I am greater than 4 tens and less than 5 tens I have 9 ones what number am I

209. ## math

multiply using mental math 25*400=

210. ## Theatre history

What are the possible orgins of Electra subject matter, are there any plays using the same subject matter, if so how do they differ ?

211. ## ENglish

THree fourths of all plants and animals. Sentence run-on or fragment?

212. ## women studies- sports

Does anyone know any significant 2)female and b) male coaches, who have had an impact in women sports?

213. ## math

What phrase is used to describe a rhombus? A. a parallelogram with four congruent angles B. a parallelogram with four congruent sides C. a rectangle with four congruent sides D. a quadrilateral with no congruent sides Thanks!

214. ## math

I am the smallest 2 digit odd number whose digits add to 2. i look the same backward and forward and so does my square product. my square product is a 3 digit number. what number am i and what is my square product?

215. ## chemistry

large and small number are most easily handle when expressed in

216. ## Psychology

What am I suppose write about when I am asked to describe my self-concept? Note: Do NOT just give a link to the definition. I know what it means already.

217. ## math

order from least to greatest: 5 9/11, 5.93, 5 7/10, 5.81

218. ## Calculus

I need help solving for this final problem to complete my assigment. Please help! Solve for x: ln(x^4)-ln(x^2)=2

219. ## math

what is 2 1/9 and 1 10/11 ???

220. ## General Chemistry

Which chemical reactions would you consider to be of importance to a healthcare professional and why?

221. ## math

the product of 3 whole numbers equals 8 and their sum equals 7

222. ## Health

Help needed Who might be responsible for abuse in clients with dementia?

223. ## English

Thirty million different kinds of insects sentence run on or fragment

224. ## accounting information system

how to make a flow diagram in bumper cars

solve: 2/y+2 = 3/y=-y/y+2

226. ## math

Find three consecutive odd integers whose sum is -33.

227. ## art

can we use the line and painting markers and pencil all together

228. ## english

Correct the errors in dangling and misplaced modifiers by rearranging or rewriting the following sentence. 11. Squeezing the can, tomatoes didn't seem ripe to DeeDee To DeeDee spueezing the can tomatoes didn't seem ripe. can you check my answer

229. ## ant 101

A “hope chest” is a form of: (Points : 1) *brideprice. bridewealth. dowry. brideservice.

230. ## math

whats the value of the 5 in 752,034

231. ## chemistry

how to balance a complicated chemical equation.explain with a example.tell me a shortcut to balance complicated chemical equation.

which laws do you think appear to have the greast impact on marketing? why?

233. ## World Geo

what brought the Maori to New Zealand? open land for farming open land for hunting wars in their "home" land

234. ## Science chemistry

It takes 1 hour and 17 min. for a 1.000gsample of a certain isotope to decay to 0.121g. What is the half-life of this isotope? plssss helpp

235. ## Doe

A car traveling at 6.7 m/s accelerates 2.1m/s2 to reach a speed of 12.0 m/s. How long does it take for this acceleration to occur? Answer in units of s

236. ## spanish

can u unscramble these letters to make a spanish phrase esosaaapahilbnoehstlsipn

237. ## chemistry

if you are exposed to all sources of radiation from natural sources and human activities (worldwide average). How many years would it take for you to absorb a fatal dose of radiation plss help

238. ## chemistry

which element is liquid @ 25.0c and 1 atmosphere pressure?

239. ## math

order from least to greatest: -2.21, -2.09, -2 1/9, -1 10/11

240. ## math

order from lest to greatest: 6 7/8, 6 15/16, 6.9, 5,3

241. ## science

why does the change for the atomic radii of the elements in period 3 look similar to period 2?

248. ## math 176

please detail all the steps for x squared minus 6xy plus 9y squared minus 4z squared

249. ## social studies

The nearest river to my hm. I live in the Midwest.

250. ## english

13. He did not think the bicycles would make it over the mountains, being so old. * The bicycles being so old .He did not thing it would make it over the mountains. please check my dangling and misplaced modifiers

251. ## math

can you check if i did these 3 problems right or not: -5 (a+2) i got: -3 simplify: 5 (x+2) i got: 3 simplify: (y-3) (-4) i got: 12

252. ## Math

I need some help solving this equation. 8x+4-4x=x-14

253. ## psychology

__________ serve as the cytoskeleton of the brain. They support the function of neurons by insulating, repairing, and nourishing them.

254. ## Math

Suppose that X is binomial (4, 0.5), find P[X>2] Would the answer be 0.5?

x squared minus 6xy plus 9y squared minus 4z squared

c+d+90=180

257. ## Math

-8(t-3)-(t+1)=6

258. ## chest shot

does a chest shot of someone mean a picture that is chest up?

259. ## algerbra

24+61+b+3a+b+3d How do you do this?!

d+90=180

261. ## math

what is 7 divied by 48.93 =