# Questions Asked onOctober 4, 2011

1. ## Stoichiometry

Find the limiting reactant for the initial quantities of reactants 2k(s) + Cl2(g)--> 2KCl(s) 1.8 mol K; 1 mol Cl2 I'm lost

2. ## Stoichiometry

Consider the reaction between reactants S & O2 2S(s) + 3 O2(g) ==> 2 SO3(g) If a reactant vessel initially contains 5 mol S and 9 mol O2, how many moles of S, O2 and SO3 will be in the reaction vessel once the reactants have reached as much as possible?

3. ## pysics

A projectile of mass 0.777 kg is shot from a cannon, at height 6.6 m, as shown in the ﬁgure, with an initial velocity vi having a horizontal component of 7.8m/s. The projectile rises to a maximum height of ∆y above the end of the cannon’s barrel and

4. ## Chemistry

Which of the subshells in the electron configuration of Hf behave as core orbitals Check all that apply 1s, 2s, 2p, 3s, 3p, 4s, 3d, 4p, 5s, 4d, 5p, 6s, 4f, 5d

5. ## Stoichiometry

For each precipitation reaction, calculate how many grams of the first reactant are necessary to completely react with 17.3 g of the second reactant. 2KI(aq) + Pb(NO3)2(aq)--->PbI2(s) + 2KNO3(aq) Not looking for the answer I really want to know if I did it

6. ## Chemistry

What do we call the part of the universe that is not part of the system

7. ## Math

Write the fact family for 3, 9, , and 12.

8. ## Chemistry

An electron moves with a velocity of 2.5 x 10^8 cm/s. What is its wavelength? (The mass of an electron is 9.109 x 10^-28 g.)

9. ## Physics

The front 1.20 m of a 1,350-kg car is designed as a "crumple zone" that collapses to absorb the shock of a collision. (a) If a car traveling 22.0 m/s stops uniformly in 1.20 m, how long does the collision last? s (b) What is the magnitude of the average

10. ## chemistry

calculate the number of gram of Al2S3 which can be prepared by the reaction of 20 gram of Al and 30 gram of sulpher . how much the non limiting reactant is in excess?

11. ## chemistry

1. A sample of 10.7 g of CO reacts completely with O2 to form CO2. How many grams of CO2 will be formed? 2. Urea (NH2)2CO is prepared by reacting ammonia with carbon dioxide. The byproduct is water. 637.2 g of ammonia are reacted with 787.3 g of carbon

12. ## Chemistry

You are in a mountain range with atmospheric air pressure of 520 mmHg , and you wish to boil some eggs. What is the approximate boiling point of the water at this air pressure?

13. ## Calculus

A square is inscribed in a circle. If the area of the circle is 144(pi)cm*squared* --sorry the square root thing isnt showing up. Then the exact perimeter of the square is... I really don't get how to solve this, but the answer is supposed to somehow be

14. ## chemistry

sodium borohydride (NaBH4) is used industrially in many organic syntheses. one way to prepare it is by reacting sodium hydride with gaseous diborone. Assuming an 86.8% yield,how many grams of NaBH4 can be prepared by reacting 7.98g of sodium hydride and

15. ## english

Which of the following sentences uses parallelism effectively? A. The large plant-eating dinosaurs were quite slow, rather stupid, and extremely hungry. B. The Red Sox fans screamed, yelled, and were applauding wildy. C. The report was good because it was

16. ## HARD PHYSICS

A playground is on the flat roof of a city school, 5.7 m above the street below (see figure). The vertical wall of the building is h = 7.10 m high, to form a 1.4-m-high railing around the playground. A ball has fallen to the street below, and a passerby

17. ## physics

In terms of given quantities, by what amount of time, , does Tim beat Rick? It will help you check your answer if you simplify it algebraically and check the special case . Express the difference in time, in terms of , , and .

18. ## English-Commas,Check

The horse ran down the hill and through the meadow. a. Correct 2. (Points: 2) The restaurant has openings for waitresses bus boys and fry cooks. b. Incorrect 3. (Points: 2) Whenever I hear the opening measure of Beethoven's Fifth Symphony I get goose

19. ## Chemistry

How much 1,2-dibromocyclohexane should be obtained by adding bromine in carbon tetrachloride to 1g of cyclohexene

An airline will provide accommodations for a minimum of 2000 first-class, 1500 tourist, and 2400 economy-class passengers. Airplane P-1 costs $12,000 per miles to operate and can accommodate 40 first-class, 40 tourist, and 12 economy-class passengers. asked by Peter 21. ## Physics In a scene in an action movie, a stunt man jumps from the top of one building to the top of another building 3.5 m away. After a running start, he leaps at an angle of 14 with respect to the flat roof while traveling at a speed of 5.6 m/s. The asked by Travis 22. ## Government US 2. Which of the following statements best describes the relationship today between government and the economy in the United States? a. The economy is largely self-regulating. b. The government subsidizes economic interests but otherwise leaves them to asked by HM 23. ## chemistry Give the mass in grams of diphosphorus pentoxide that contains 2.0 x 10^(24) oxygen atoms. asked by miriam 24. ## Chemistry Write the correct symbol in standard form for the isotope of platinum that contains 118 neutrons. asked by Haile 25. ## Physics An unmarked police car traveling a constant 80 is passed by a speeder traveling 145 .Precisely 2.50 after the speeder passes, the police officer steps on the accelerator; if the police car's acceleration is 1.80 , how much time passes before the police car asked by George 26. ## Physics A rope attached to an engine pulls a 240 Newton crate up an 14.7 degree ramp at a constant speed. The coefficient of kinetic friction for the surfaces of the crate and ramp is .32. What is the magnitude of the force that the rope exerts on the crate asked by Rachel 27. ## Physics A high-speed photograph of a club hitting a golf ball is shown in the figure below. The club was in contact with a ball, initially at rest, for about 0.0037 s. If the ball has a mass of 55 g and leaves the head of the club with a speed of 2.7 102 ft/s, asked by Allie 28. ## math the arcade has three pinball machines and five video games.If a person wants to play one pinball machine and one video game,how many different combinations of games could that person play? asked by felix 29. ## chemistry Write a balanced chemical equation for the reaction that occurs when the hydrocarbon styrene, {\rm C}_{8}{\rm H}_{8}(l), is combusted in air. asked by seema 30. ## math A movie theater runs two films continuously. One film runs for 85 minutes and a second film runs for 100 minutes. Both movies begin at noon. When will the two films start again at the same time? asked by shelly 31. ## chemistry Calculate the pH at the point in the titration of 25.00 mL 0.108 M HNO2 at which 10.00 mL 0.162 M NaOH have been added. For HNO2, Ka=5.1 x 10^-4 and: HNO2 + OH- -----> H2O + NO2- I know that HNO2 is a weak acid and NaOH is a strong base. Help given to me asked by Holly 32. ## chemistry The density of a 2.45 M aqueous methanol solution is .976 g/ml. what is the mass of water present in 1.00 liter of this solution asked by kyle 33. ## chemistry 12 For the acid-base neutralization reaction of Carbonic acid, H2CO3(aq) and lithium hydroxide, LiOH(aq), write the blanced: a)complete equation b) Ionic equation c) Net ionic equation. ----------------------- i got a) H2CO3(aq) + 2LiOH(aq) = 2H2O(l) asked by Robyn 34. ## Chemistry a) Calculate [H3O^+] in a 0.15M solution of benzonic acid, HC7H5O2(aq) having K of 6.4x10^-5. b) Calculate the per cent ionization of the HC7H5O2. I got.. A) 0.16M but i did it again and got 7.2M so i'm very stuck as to the very different answers i got. B) asked by Sarah 35. ## Physics A 79.0-kg fullback running east with a speed of 4.00 m/s is tackled by a 93.0-kg opponent running north with a speed of 3.00 m/s. (a) Why does the tackle constitute a perfectly inelastic collision? (b) Calculate the velocity of the players immediately asked by Allie 36. ## Just for "Ms.Sue" Hey, "Ms.Sue". Ms.Sue you have been very helpful. But I keep getting stuck. 5th grade math is a challenge especially after my teachers stroked and we were out of school for almost all of September and no one in my house understands this new math either. I asked by Candy Corn  37. ## Stoichiometry Find the limiting reactant for the initial quantities of reactants 2k(s) + Cl2(g)--> 2KCl(s) 1.8 mol K; 1 mol Cl2 I'm lost asked by Monique 38. ## Chemistry If 200. mL of 2.00 M H3PO4 solution is added to 600. mL of 2.00 M NaOH solution, the resulting solution will be ____ molar in Na3PO4. asked by Fran 39. ## Chemistry Silver nitrate (AgNO3) reacts with sodium chloride as indicated by the equation AgNO3 + NaCl ! AgCl + NaNO3 . Howmany grams of NaCl would be required to react with 518 mL of 0.543 M AgNO3 solution? Answer in units of grams asked by Broy 40. ## Physics A car can slow down at 5.10 m/s2 without skidding when coming to rest on a level road. What would its acceleration be if the road were inclined at 12o uphill? [Ask yourself – What is the same about the situation on the level road and on the incline?] asked by william 41. ## Physics You are pulling your little sister on her sled across an icy (frictionless) surface. When you exert a constant horizontal force of 113 N, the sled has an acceleration of 1.3 m/s2 If the sled has a mass of 6.6 kg, what is the mass of your little sister? asked by Jessica 42. ## ~History~ Write an essay that compares and contrasts the ways in which China and Japan responded to the West. Describe how each nation’s decision to respond to the West affected its domestic and foreign affairs in the years that followed. (i researched a lot on asked by *Anna* 43. ## DR.BOB HELP CHEMISTRY! How many milliliters of a 0.3 molar HCl solution are needed to react completely with 8 grams of zinc according to the following equation? ? HCl + ? Zn → ? ZnCl2 + ? H2 Answer in units of mL asked by Rara 44. ## sport what are the legal factors and regulatory bodies that influence health and safety in sport thank you. asked by elizabeth 45. ## science Suppose you are standing on the sidewalk. Describe the direction of your motion relative to the car and plane. answer my motion would seem slower than the car but faster than the plane. I know there has to be a better answer, any suggestions?? Thank you. asked by jill 46. ## chemistry 12 Identify the two conjugate acid-base pairs in each of the following: A) H2PO4^-(aq) + HSO4^-(aq) = H3PO4(aq) + SO4^2-(aq) B) HI(aq) + CN^-(aq) = HCN(aq) + I^-(aq) i got a) H2PO4^- , HSO4^- and SO4^2- b) CN^- and I^- But i don't think that these are right, asked by Robyn 47. ## calculus For what values of x does the graph of f(x)=x+2sinx have a horizontal tangent? asked by Shelley 48. ## Lati What's the accusative case for 1. magna urbs 2. rex fortis 3. navis longa 4. matres laetae 5. omnes puellae asked by Ashley 49. ## physics You head downstream on a river in a canoe. You can paddle at 5.2 km/h and the river is flowing at 2.2 km/h. How far downstream will you be in 30 minutes? asked by Eddie 50. ## trig if cot 17 degrees = 3.2709, find tan 73 degrees asked by james 51. ## chemistry How many moles of carbon, hydrogen, and oxygen are present in a 100g sample of ascorbic acid? asked by Anonymous 52. ## Chemistry What are the molecular and net ionic equations for potassium chloride + ammonium phosphate asked by Chris 53. ## physics A boat heads directly across a river 39 m wide at 3.9 m/s. The current is flowing downstream at 2.4 m/s. (a) What is the resultant velocity of the boat? m/s (magnitude) ° (direction) (b) How much time does it take the boat to cross the river? s (c) How asked by Eddie 54. ## physics A projectile of mass 0.777 kg is shot from a cannon, at height 6.6 m, as shown in the ﬁgure, with an initial velocity vi having a horizontal component of 7.8m/s. The projectile rises to a maximum height of ∆y above the end of the cannon’s barrel and asked by steve 55. ## Government US 33. Which of the following is correct about environmental policy? a. The national parks are subject to a dual use policy of preservation, recreation and exploitation of the rich natural resources. b. The Environmental Protection Agency was elevated to asked by HM 56. ## maths what single discount is successive discounts of 30% and 50% equivalent to? asked by haryot 57. ## calculus A street light is at the top of a 16 ft tall pole. A woman 6 ft tall walks away from the pole with a speed of 4 ft/sec along a straight path. How fast is the tip of her shadow moving when she is 30 ft from the base of the pole? asked by Anonymous 58. ## Physics A hot air balloon is rising at a constant velocity of 13.3 m/s. When the balloon is at a height of 15 m, a heavy object is dropped overboard. IF air resistance on the object is neglected, how long does it take for it to reach the ground? asked by Jessica 59. ## USA PoliScience Select a two interest groups that are on opposite side of some issue or policy goal. I was thinking I should write about American Freedom Agenda- But does the question mean we have to find two groups against each other? Or one group on an issue.. and is my asked by HM 60. ## chemistry How many moles of carbon, hydrogen, and oxygen are present in a 100g sample of ascorbic acid? asked by julia 61. ## physics the weight of a solid is 80g in air and 50g in liquid of relative density 1.5. calculate the relative density of the solid. asked by pavatharani 62. ## chemistry An unknown mixture containing KClO3 was added to an ignition tube weighting 41.960g, The tube and mixture was then found to weight 43.772g. After the first heating, the tube and its contents weighed 43.621g. After the second and third heatings, it weighed asked by help 63. ## statistics below is the test scores for students in a statistics class.80,65,79,83,60,79,90,77,84,93.the professor assigned a grade of c to students whose test scores were within 5 points of the mean in either direction .how many students got cs?list their test asked by ron 64. ## Physics Tarzan, who weighs 899 N, swings from a vine through the jungle. How much work is done by the tension in the vine as he drops through a vertical distance of 4.45 m? asked by Suzy 65. ## Physics A rigid tank having a volume of 0.100 m3 contains helium gas at 150 atm. How many balloons can be inflated by opening the valve at the top of the tank? Each filled balloon is a sphere 0.300 m in diameter at an absolute pressure of 1.30 atm. asked by Jim 66. ## Social Studies 9 HELP!!!! How did voltaire use irony to insult rousseau. i really need to know !!. asked by Stephanie 67. ## college chem Ethanol (C2H5OH) boils at a temperature of 78.3oC. What amount of energy, in joules, is necessary to heat to boiling and then completely vaporize a 20.0 g sample of ethanol initially at a temperature of 13.6oC. The specific heat of ethanol is approximately asked by john 68. ## chemistry how much heat is needed to convert 8.75g of 100c water to steam? asked by Anonymous 69. ## chemistry Will a precipitate form when an aqueous solution of (NH4)4CO3 is mixed with Fe(NO3)3 asked by Anonymous 70. ## Physics We consider the case shown in the figure below. Two objects with masses m and M are connected with a taut string running over a pulley. The pulley rotates without friction. The two masses are given as M = 6.23 kg and m = 2.54 kg. A second taunt string asked by Kristen 71. ## Chemistry A 36.0mL sample of 1.20 M KBr and a 56.0mL sample of 0.700 M KBr are mixed. The solution is then heated to evaporate water until the total volume is 60.0mL. What is the molarity of the KBr in the final solution? asked by Cecelia 72. ## Chemistry How many moles and number of ions of each type are present in the following aqueous solution? 113 mL of .490 M aluminum chloride. asked by Tyler 73. ## 5th Grade Math Hector's bean plant grew 14 inches in 3 months. Which shows how many inches the plant grew each month? F)3/14 inch G) 3 1/4 inches H) 3 2/3 inches J) 4 2/3 inches And how do i get the answer? asked by Nicole 74. ## physics A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials' boat pulls up next to the spy's boat, both reach the edge of a 7.7 m waterfall. If the spy's speed is 19 m/s and the officials' speed is 29 asked by faviola 75. ## calculus A mass on a spring vibrates horizontally on a smooth level surface. 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Each day 36 asked by Peter 84. ## phusics A car can slow down at 5.10 m/s2 without skidding when coming to rest on a level road. What would its acceleration be if the road were inclined at 12o uphill? asked by william 85. ## Math: Linear Programming Describe the linear programming situation for this system of inequalities. x≤1 , y ≥0 , 3x+y≤5 infeasible unbounded an optimal solution alternate optimal solutions Describe the linear programming situation for this system of inequalities where you asked by HC 86. ## Social studies What were the earliest civilizations in Mesopotamia? What would be a physical description of Mesopotamia? Cultural description of southwest Asia?( main language, religion, resources,etc) asked by Ansley 87. ## Algebra Help!! Find an example of scientific notation in real life Explain why the number was written in scientific notation. Create a multiplication problem with scientific notation asked by Katie A 88. ## Calculus If f(x)=[(x−1)/(1+5x)], there are two points on the graph of y=f(x) at which the tangent lines are parallel to the line x−2y=2. Type in the x values of these points. Type the smaller number first, then the larger number. asked by Joe 89. ## math Bethany has 40 apples. Write a subtraction story about the apples that would require regrouping. Then write the answer in a complete sentence. asked by Amanda 90. ## physics a rock was thrown at the height of 50.0 m above the ground with an initial velocity of 20.0 m/s straight upward. asked by hd 91. ## Government US 28. Which of the following statements is true? a. X The national debt was eliminated in 1998. b.X The Chair of the Fed creates the president’s budget on an annual basis. c. Keynes advocated deficit spending to counteract an economic downturn. d.X The asked by HM 92. ## Physics After the Sun exhausts its nuclear fuel, its ultimate fate may be to collapse into a white dwarf state. In this state, it would have approximately the same mass as it has now, but its radius would be equal to the radius of earth. (a) Calculate the average asked by bob 93. ## 5th Grade Math what fraction is the largest? 3 2/3 or 3 3/4 or 3 1/2 or 3 3/5? asked by Nicole 94. ## Math Pretty Please help me undderstand ratios and rates. I have been to a buncha other sites trying to figure them out and I just don't get them. I would really apprieciate it if some one could help. Pretty please with whip cream and cherries on top :) asked by Alice 95. ## Physics A dockworker loading crates on a ship finds that a 19-kg crate, initially at rest on a horizontal surface, requires a 70-N horizontal force to set it in motion. However, after the crate is in motion, a horizontal force of 60 N is required to keep it moving asked by Ricky 96. ## physics Identical +1.39 µC charges are fixed to adjacent corners of a square. What charge (magnitude and algebraic sign) should be fixed to one of the empty corners, so that the total electric potential at the remaining empty corner is 0 V? asked by ashley 97. ## Calculus Find dy/dx by implicit differentiation: x^2-2xy+y^3 = c Thank you! asked by Linda 98. ## Physics A mass of 18 kg is being pushed up a frictionless incline with a constant force of 20 Newtons directed parallel to the incline, up the incline. At the top of the incline the mass is moving at 23 m/s up the incline. If the angle of inclination is 58 degrees asked by Tina 99. ## Identify Topic Sentence Read each of the following paragraph and underline the topic sentence. Many plant foods naturally contains toxins in small amounts, so through they're generally safe to eat, consuming them in very large amounts could be harmful. Potatoes that have been asked by ME 100. ## physics You head downstream on a river in a canoe. You can paddle at 5.2 km/h and the river is flowing at 2.2 km/h. How far downstream will you be in 30 minutes? asked by Eddie 101. ## mathematics the london eye in england is the biggest big wheel in the world. it rotates with people on it so that they can get a view of the city of london from high up. there are 32 cabins attached to the wheel that carry passengers and it takes one approximately 30 asked by mahlodi 102. ## Socials Nationalism Imperialism Autonomy Definition of all these three. Nationalism means supporting your own country. Imperialism means supporting Britain always. Autonomy means Independence. If you could add to these definitions that would be great. Also for the asked by Mysterious 103. ## english for the article "DON'T LEAVE ME HERE TO DIE" i need to ask tought questions as a interviewer, what kind of tough questions could i ask? one of my question is: Did you have guilt over not saving Fran? can I please have questions. asked by Anonymous 104. ## Physics A spring has a spring constant of 42 N/m. How much work is required to stretch the spring 1.5 cm from its equilibrium position? asked by Kels 105. ## physics How do we compensate for thermal expansion /contraction in the construction of railway tracks? How do we compensate for thermal expansion /contraction in the construction of steel bridges? How do we compensate for thermal expansion /contraction in the asked by anil 106. ## 5th Grade Math Marissa and her friends have 3 pizzas. they eat 2 1/4 of the pizzas. which model shows how much of the pizza they ate? On the pic they have they have each pizza having 8 slices each, so what would the pies that have been eaten look like? asked by Nicole 107. ## Physics A man drags a table 4.25 m across the floor, exerting a constant force of 54.0 N, directed 28.0° above the horizontal. I have found the work done by the applied force to be 202.6 J but I can't find the second part of the question which is below. (b) How asked by Cindy 108. ## math decimal number patterns rules 4.8, 9.6, 8.9, 17.8, 17.1 asked by Peter 109. ## Chemistry A 36.0mL sample of 1.20 M KBr and a 56.0mL sample of 0.700 M KBr are mixed. The solution is then heated to evaporate water until the total volume is 60.0mL. What is the molarity of the KBr in the final solution? asked by Cecelia 110. ## math Find b such that (8x+1/b)-2=x has a solution set given by {3}. b = asked by Lesley 111. ## Writing Does Feature Writer means a creative writer ? asked by Laruen 112. ## Physics Diane rows a boat at 8.3 m/s directly across a river that flows at 5.6 m/s. (a) What is the resultant speed of the boat? m/s (b) If the stream is 250 m wide, how long will it take Diane to row across? s (c) How far downstream will Diane be asked by Eddie 113. ## physics An airplane flies toward 124° at 525 km/h. What is the component of the plane's velocity (a) toward 90°? km/h (b) toward 180°? km/h asked by Eddie 114. ## 5th grade math Pete looked at the colors of the shoes worn by his classmates. He found that 1/5 of the class wore white shoes, 3/20 wore blue shoes, 2/5 wore black shoes, and 1/4 wore red shoes. what color shoes did the most students have on? And how would i show the asked by Nicole 115. ## English I urgently need to know if the following questions are correct? As they refer to Macbeth's plot, do you think I should use the simple present? 1)What is (was) Lady Macbeth’s plan? 2)Who is (was) the real Macbeth? 3)Who is blamed for Duncan’s death in asked by Henry2 116. ## physics At what temperature is the density of water MAXIMUM ? Why does water have a maximum density ( Other liquids do not) asked by anil 117. ## physics In the equation y squaared minus 1/4 g squared t cubed, y is the displacement, t is the time, and g is the gravitational acceleration. The right hand side of the equation has units of? asked by Amanda 118. ## Prob and Stats If X is a random variable with distribution X~N(350,110) find (a)P(X asked by Kathryn 119. ## physics A 29 kg child, with a 4.5 kg backpack on his back, first stands on a sidewalk and then jumps up into the air. Find the magnitude and direction of the force on the sidewalk from the child when the child is (a) standing still and (b) in the air. Now find the asked by ayla 120. ## Physics HELP A student has six textbooks, each with a thickness of 4.0 cm and a weight of 30 N. What is the minimum work the student would have to do to place all the books in a single vertical stack, starting with all the books on the surface of the table? asked by Kels 121. ## chemistry What mass in grams of an aqueous hydrochloric acid solution that is 37.0% by mass hydrogen chloride is needed to supply 2.000 moles of hydrogen chloride? asked by Li 122. ## Physics You find it takes 230 N of horizontal force to move an unloaded pickup truck along a level road at a speed of 2.4 m/s. You then load up the pickup and pump up its tires so that its total weight increases by 42% while the coefficient of rolling friction asked by Kyle 123. ## 11 Anthropology Repression: banishing the _______:banishing old, bad memories, or even current things. Regression: Moving _______ to an earlier stage Displacement: Moving an _____ from one object (target) to another can someone help me fill in the blanks? asked by Rebecca 124. ## Math word problem(algebra) Diana buys 20 apples at x cents each&40 oranges&sells the bags for 20x cents each.Find out the amount that Diana paid for each apple if she obtained a total of RM 24 from selling all the fruits asked by kimi 125. ## physics cannon is on top of the hill which is 60 meters from the ground. A cannonball is being blast with an initial velocity of 25 meters per seconds. What the maximum height it can reach? asked by Anonymous 126. ## chemistry Will a precipitate form when an aqueous solution of (NH4)4CO3 is mixed with Fe(NO3)3 asked by Anonymous 127. ## General Is there anyone on here that has been part of the Pennfoster program? I need advice asked by anonymous 128. ## English The horse ran down the hill and through the meadow. Is this correct? asked by HM 129. ## English Whenever I hear the opening measure of Beethoven's Fifth Symphony I get goose bumps. I think this is incorrect. Is it ? asked by HM 130. ## Identify Topic Sentence Read each of the following paragraph and underline the topic sentence. Many plant foods naturally contains toxins in small amounts, so through they're generally safe to eat, consuming them in very large amounts could be harmful. Potatoes that have been asked by ME 131. ## MBA – I/ Semester – I math Differentiate following with respect to x. (3x2 – 5ax + a2)4 asked by anil 132. ## HCA Is this the proper order for Alphabetic filing? Norman Bailey-Jones o Norman Bailey Jones o Robert D’Angelo o Robert D. Angelo o Robert DeAngelo o Judith delaCroix o Judith Dela Croix o Franklin M. Haney o Franklin Mac Haney, Jr. o Franklin MacHaney, Jr. asked by jim 133. ## Calculus--Reiny V = Radical The expression: V2(V5-12V3)-V3(V8-2V30) can be written in simplest form aVb-cVd, where a, b, c ,d are all positive integers. The value of a + b + c + d is ________. So after solving all this out, I arrived at 7V10 - 14V6. That - is beside the asked by -Untamed- 134. ## Chemistry A solution of sodium hydroxide is standard- ized against potassium hydrogen phthalate (KHP, formula weight 204.2 g/mol). From the following data, calculate the molarity of the NaOH solution: mass of KHP 1.654 g; buret reading before titration 0.23 mL; asked by Broy 135. ## Math The smallest real number in the solution set of 2x > 6 is 4. A) True B) False - The smallest real number in the solution set of 2x > 6 is 3. C) False - The smallest real number in the solution set of 2x > 6 is a number greater than 3. For example, 3.01 is asked by Mary 136. ## Biology how many mL of concentrated (15 M) hydrochloric acid (HCL) are required to prepare 500 mL of 6 M hydrochloric acid? asked by Neika 137. ## HISTORY In the development of the Roman Empire, the Romans treated citizenship as A. meaningless because the Roman Empire was tyrannical. B. something to be shared with conquered people. C. belonging only to native Romans. D. a benefit worthy only of peoples who asked by katelynn(pennfoster student) 138. ## 5th Grade Math Eduardo and his friends niked 7/4 miles. What mied number shows the distance they hiked? asked by Nicole 139. ## To Reiny Reiny could you please check my Calculus post below, it says Calculus--Reiny. asked by -Untamed- 140. ## Physics A stone is thrown horizontally at 30.0m/s from the top of a very tall cliff. Calculate its horizontal position and vertical position at 2s intervals for the first 10.0 s. asked by Ruth 141. ## MBA – I/ Semester – I math Differentiate following with respect to x f(x) = (3x^2 – 5ax + a^2)^4 asked by anil 142. ## Calculus If f(x)=[x−1/(1+5 x)], there are two points on the graph of y=f(x) at which the tangent lines are parallel to the line x−2y=2. Type in the x values of these points. Type the smaller number first, then the larger number. asked by Jack 143. ## COMPUTERS-EXCEL 2007 which one of the following formulas accurately describes the meaning of this formula: (A5*B5)+10 A)add 10 to B5 and multiply the resulting value by A5 B)multiply A5 bY B5,then add 10 to the resulting value C)divide B5 into A5,then add 10 to the result D) asked by vedrana 144. ## 5th Grade Math I just wanted to Thank you Ms. Sue for the help my son is in 5th grade and some of his homework i don't understand, and i don't want him to turn it in wrong. So if i have more of an understanding then i can help him more with his homework so he gets a asked by Nicole 145. ## chemistry What is the specific heat capacity of a metal if it requires 176.1 J to change the temperature of 15.0 g of the metal from 25.00°C to 30.00°C? asked by j 146. ## Pre Algebra use the discriminant to determine whether the following equations have solutions that are: tow different rational solutions; two different irrational solutions; exactly one rational solution; or two different imaginary solutions. 25x^2=10x-1 asked by dianne 147. ## physics A stone falls from a cliff. It lands on the ground below the cliff after 4.2 seconds. The height of the cliff can be calculated to be what? asked by Amanda 148. ## statistics in a sample of 1000 people ,113 are left handed.the results of the sample are shown in the table.find the probability that a randomly selected person is a left handed,given that she is a woman. asked by ron 149. ## science what is a machine? asked by sara 150. ## English Shall I use the simple past only for the following two questions (which refer to history)? I included other doubts. Thank you. 1) Who were the King's Men? 2) Who was the real Macbeth. 3)What does Malcolm tell his soldiers to do when the army reaches (or asked by Henry2 151. ## Algebra The larger of two numbers is 23. if three times the number is 5 more than eight times the smaller, find the smaller number. asked by Jessica 152. ## Physics Question Part Points Submissions Used A 45.0-kg girl is standing on a 160-kg plank. The plank, originally at rest, is free to slide on a frozen lake, which is a flat, frictionless surface. The girl begins to walk along the plank at a constant velocity of asked by Allie 153. ## 5th Grade MATH! in Which set is 2/3 of the numbers composite? a. 21,29,15,9,27,30 b.18,5,19,33,23,20 c.10,28,21,35,19,11 d.34,12,16,32,22,8 asked by Anonymous 154. ## chemical experiment If a 200-mm test tube is substituted for the gas buret in a Aluminum Analysis experiment ( collect H2 from the sample ,and measure its pressure and volume , then, find out its number of moles and Aluminum's percent in the sample) ,indicate the additional asked by lamis 155. ## english five litrary terms asked by akinlo 156. ## physics A box of box is at rest on the floor. Identify the forces acting on the box by drawing a free-body diagram. asked by yvone. 157. ## pre algebra the ratio of boys to girls in an art class is 3.5. there are 12 boys in the class. how many girls are in the class? asked by jeffrey 158. ## Statistics If someone gives you a sample mean and a standard deviation, you can find a confidence interval. But what if someone gives you the confidence interval instead and asks you to find the sample mean? How can you do that? Here's an example: a 95% confidence asked by Hope 159. ## Chemistry How many number of ions of each type are present in the following aqueous solution? 113 mL of .490 M aluminum chloride. asked by Chris 160. ## math if Charlie earns 3/4 of what joan earns. and together they earn 490.00 a week. How much does charlie make? asked by gilbert 161. ## Algebra 2 (Linear Programming) The Carbon coal company has 2 mines, a surface mine ad a deep mine. it costs$200 per day to operate the surface mine and $250 to operate the deep mine. Each mine produces a medium grade and a medium-hard grade coal, but in different proportions. This asked by Peter 162. ## Econ The nominal interest rate is 12 percent per year in Canada and 8 percent per year in the United States. Suppose that the real interest rates are equalized in the two countries and that purchasing-power parity holds. A friend proposes a get-rich-quick asked by Anonymous 163. ## Physics When a block is placed on top of a vertical spring, the spring compresses 4.40 cm. Find the mass of the block, given that the force constant of the spring is 1600 N/m. asked by Bernie 164. ## chemistry In sugar production, a process involves seeding of a supersaturated solution (sugar as solute) by adding 'ground sugar with few amounts of isopropyl alcohol'. My question is, why must the ground sugar be wetted with isopropyl alcohol? thanks in advance. asked by Namie 165. ## Chemistry Write the correct symbol in standard form for the isotope of platinum that contains 118 neutrons. asked by Haile 166. ## geometry Given a line l, let A be a point on l, and B another point not on l. a. prove all the points of the line segment AB, except for A lie on the same side as B. asked by Ashley 167. ## Science 1. What are the impacts of Electromagnetic treatments? 2. Name one biotechnology and its impact on society. asked by Crissy XD 168. ## calculus Find the points on the curve y=(cosx)/(2+sinx) at which the tangent is horizontal. asked by bob 169. ## Math find the equation to the tangent to the curve y = (4x + 3)^5 at the point (-0.5, 1), giving your answer in the form y = mx + c asked by Rory 170. ## Math Wat is 34*(n*2)=680 asked by Shena 171. ## calculus Find ther derivative of the functions. a. f(x)=(4x-x^2)^100 b. f(x)=(1+2x+x^3)^1/4 asked by Anonymous 172. ## History I need to think of some political, social, and economic issues of the late 19th century. I'm a little confused because some things can go in more than one category, like Labor laws could be all 3, right? Would women's and blacks right to vote be political asked by Em 173. ## 6th grade english I'm helping out my sister with her english homework and I am confused on what to do. Underline the independent clauses once and the dependent clauses twice. Circle the phrases. Our football team is proud because the team is undefeated. The part that i asked by David 174. ## chemistry Will a precipitate form when an aqueous solution of (NH4)4CO3 is mixed with Fe(NO3)3 asked by Anonymous 175. ## Algebra Produce a third degree polynomial that has exactly the roots -3 and 5 with y-intercept 1350. I understand I could start with (x+3)(x-5)^2, but i don't know how to get the y-intercept 1350 with the same conditions. Please help. thank you. asked by Nilan 176. ## English Steve refused to write a term paper; therefore, he failed the course. Is this incorrect? asked by HM 177. ## Understanding Paragraphs Read each of the following paragraph and underline the topic sentence. Many people assume that the law is based on the consent of citizens, that is treats citizens equally, and that it serves the best interest of society. If we simply read the U.S asked by ME 178. ## Understanding Paragraphs Read each of the following paragraph and underline the topic sentence. Although color is generally the most conspicuous characteristic of a mineral, it is considered a diagnostic property of only a few minerals. Slight impurities in the common mineral asked by ME 179. ## Physics 1 A mass of 5 kg lies on a frictionless, horizontal floor. A force of 135 Newtons is applied to the mass at an angle above the positive x axis and a force of 14 Newtons is applied to the mass at an angle of 22.8 degrees below the negative x direction (see asked by J 180. ## psychology In Pavlov's classical conditioning experiments, the neutral stimulus that comes to elicit a conditioned reponse is known as the: A) unconditioned stimulus B) conditioned stimulus C) reinforced stimulus D) unreinforced stimulus I believe the answer is A or asked by Tisha 181. ## College Chemistry Calculate the concentrations of the following solutions, assuming the volumes are exact measurements: a. 18.64g of sodium hydroxide in 350mL of solution b. 8.97mL of 18M hydrochloric acid in 250mL of solution asked by Bekah 182. ## Statistics, Finance If the distribution of returns for an asset has a variance of zero, then covariance of returns between that asset and the returns any other asset must equal zero. True or False asked by John 183. ## Math The revenue R from selling x number of phone widgets is given by , and the cost C of producing those widgets is given by . Find the number of widget it requires to break even. asked by Liz 184. ## Mathematics Calculate the side of the square base.if the diagonal of the base of a square prism is 8,49 cm and the height is 12 cm asked by Nomvuyiso 185. ## home economics 10 careers that home economist can do. asked by Olawepo 186. ## Economics The nominal interest rate is 12 percent per year in Canada and 8 percent per year in the United States. Suppose that the real interest rates are equalized in the two countries and that purchasing-power parity holds. A friend proposes a get-rich-quick asked by Anonymous 187. ## math ASAP please explain how to use doubles plus 1 and doubles minus 1 asked by eduardo 188. ## College Algebra Which of the following is equivalent to (2x-3)^2=25 ? A) 2x - 3 = 5 B) 2x - 3 = -5 C) 2x - 3 = 5 and 2x - 3 = -5 asked by Nolan 189. ## statistics Suppose that the population standard deviation (ó) for a normally distributed standardized achievement test (ACT) is 6. What would the standard error of the sample mean (óxbar) be if we were to draw a random sample of 36 test scores? asked by Anonymous 190. ## physics A 30 kg child steps to a dock from a 60 kg boat,giving the boat an acceleration of 2m/s^2. Neglecting water Resistance, the acceleration experienced by the child is? asked by Brittney 191. ## 5th Grade Math Brad filled in 24 out of 40 words on a crossword puzzle. Stewart filled in 15 out of 25 words on a different crossword puzzle. Which correctly compares the fractions of the puzzles that Brad and Stewart completed. a)2/3>3/5 b)3/53/5 d)3/5=3/5 asked by Nicole 192. ## mathematics the london eye in england is the biggest big wheel in the world. It rotates with people on it so that they can get a view of the city of london from high up.there are 32 cabins attached asked by nellicia 193. ## physics Name Two solid materials having very low linear expansivity ? asked by anil 194. ## physics At what temperature is the density of water MAXIMUM ? Why does water have a maximum density ( Other liquids do not) asked by anil 195. ## Mathematics 6+m/3=18 What does m equal. asked by Thomas 196. ## chemistry what would the equation be for: heating of iron III hydroxide crystals --> iron III oxide + water vapor asked by Kitsune 197. ## physics a cannonball is fired straight up at 60m/s. how long does the flight last? asked by Maggie 198. ## Math AAA Company currently sells radios for$ 80 less 25 % . Their competitors are now selling the same product for $48 . AAA must offer an additional discount of _____ in order to meet their competitor's price. A single discount of _____ will give the same asked by Anonymous 199. ## Government US 15. What happened in 1998? b. The U.S. government had its largest budget deficit in history. c. The national debt was eliminated. d. The U.S. government shut down on three occasions. e. The U.S. government had a balanced budget. i eliminated all the wrong asked by HM 200. ## Algebra 2 42x^2-69x+20=7x^2-8 asked by Swaggg 201. ## MATH PLEASE HELP a) How much will the monthly payment on a five yr car loan that changes 8.1% interest (compounded monthly) if the amount borrowed is$12,000? b) How much total interest will be paid over the life of the loan for A i think it's 300?

Kate baked 3 pies for a family reunion. She cut each pie into 8 slices. the family ate 2/3 of the pies. How many slices of pie were eaten? And how would i show it if i had to show the pies?

203. ## physics

Name Two solid materials having very low linear expansivity ?

204. ## Mechanics

When a problem is statically indeterminate, what additional equations do you need to solve?

205. ## alan b shepard

If charles wants the area of the trapezoid to be 65 square feet, what should be the measure of the second base?

206. ## calculation

Figure 1 represents the first 6 inches of a standard scale, or ruler. What is the distance represented between the lines indicated by the number 1 arrow?

207. ## early childhood education

1)People who understand the characteritics of children at various ages are more likely to develop activities and experiences for them that are a)developmentally appropriate b)within time constraints c)educational d)easy to do my answer is c 2)which of the

208. ## college physics

Human skin (choose all that apply) 1. emits radiation well. 2. absorbs radiation well. 3. does not emit radiation well. 4. does not absorb radiation well. 5. has an emissivity of 0.

209. ## English

Could you please check these last sentence? 1) I believe people shouldn't be discriminated against just because of the colour of their skin. 2) In my opinion, we should all be treated as equal and should be given the same opportunities in life. 3) We

210. ## American government

Outside lobbying does not include the use of: a. Campaign contributions to legislators who favor the interest group. b. Face to face exchanges between lobbyist and policymakers. c. Targeting group resources on key election races. d. The news media to

211. ## English

Could you check the following sentences on indirect speech, too? Thank you. By the way, how do you pronounce "Keruac", the surname of the famous American writer? 1)He invited me to go for a walk. 2)One of the guests apologized for breaking the vase. 3)He

212. ## chemistry

3 moles each H 2 and I 2 are introduced into 1 lit box at temperature of 490'c. find concentration of H 2 in box at equilibrium is established?

213. ## Algebra 2 (Linear Programming)

A bicycle builder makes two models. The basic model requires 2 hours of frame construction, 4 hours of assembly, and 1 hour of finishing. The deluxe model requires 3 hours of frame construction, 3 hours of assembly, and 2 hours of finishing. Each day 36

214. ## American Government

The Federal Reserve System b. is run by a congressional committee. c. regulates only national banks. e. None of these answers is correct. I would say C..

215. ## math

what is 33% of 61

216. ## Math

How can I change 9 2/11 and 1 7/15 into improper fractions?

True or false: It is the case that if an argument is inductively correct then the conclusion is factually correct as well

218. ## physics

Two children on racing bikes start from the same reference point. Child A travels 5.0m/s{right} and child B travels 4.5m/s{right}. How much farther from the point of origin is child A than child B after 5.os? pls I really really need help. I do not

219. ## math

A person takes out a monthly installment loan of $2000 with an annual percentage rate of 13.0% if the person can afford no more than$70 per month, then which of the following terms are feasible? a) 8 months b ) 12 months c) 18 months d) 24 months e) 36

220. ## Math word problem

if the sum of three consecutive numbers is 72,what is tge largest number?

221. ## Math word problem

The length&breadth of a rectangle are (x+5)cm&3cm respectively.Find the length if the area of the rectangle is 42 cm2.

222. ## Math

What is the opening direction of the parabola x = –2y2. A.left B.right C.up D.down

223. ## mba

Differentiate following with respect to x. (3x2 – 5ax + a2)4

224. ## social studies

how do i get ahold of Ms. Sue?

225. ## chemistry

What is the pH of a solution prpared by mixing 50.0 ml of .200 M HCLO4 with 10.0 ml of .100 M KOH

226. ## Understanding Paragraphs

Read each of the following paragraph and underline the topic sentence. Although color is generally the most conspicuous characteristic of a mineral, it is considered a diagnostic property of only a few minerals. Slight impurities in the common mineral

227. ## Physics

A 2.4 kg object attached to a horizontal string moves with constant speed in a circle of radius R on a frictionless horizontal surface. The kinetic energy of the object is 95 J and the tension in the string is 315 N. Find R.

228. ## social studies

Tim is extremely anxious about a merger his company has in the works with a larger corporation. Over the next few weeks, he becomes more high-strung and demanding at work. His secretary and other subordinates grow anxious, although they know nothing about

229. ## chemistry

.850L of .410M of H2SO4 is mixed with .800L of .200M of KOH. what is the concentration of sulfuric acid

In the book The Pearl By John Steinbeck. The rich and powerful usually dominate the poor and uneducated. In the book who was rich?who did they dominate? Please give me alot of information

262. ## math

How is dividing a decimal by a whole number the same as dividing a whole number by a whole number? How is it different?

263. ## Math 117

write a challenging expression using exponents and scientific notation and then solve it for us.

264. ## Conceptual Physics

you push a ton vehicle on level pavement with force of 250 N what is the vehicle's acceleration

265. ## Calculus STUCK

Dont know if the radicals will show up.. 2ã3(ã243-2)-ã2(5+7ã2) Can be expanded and simplified to the form p + qã2 + rã3. the value of p + q + r is_____ First I simplified the V243 and I got 9V3 2V3(9V3-2)-V2(5+7V2) 18V9-4V3-5V2-7V2

266. ## physics

liquids in general expand on heating but when water in an ordinary glass flask with a narrow neck is heated the level is found to first fall and then rise why ?

267. ## physics

A liquid expands on heating. Explain briefly how its density will change with rise in temperature

268. ## statistics

If a large number of people guess randomly on each of 100 items on a true-false test, the mean would be expected to be ì=___*, and ó=__*. • What % of the examinees would be expected to get a score of 65 or >?

269. ## physics

Describe briefly how the volume of a given mass of water changes when it is cooled from 7 ^0 C to 1^0 C use the terms increase, decrease and maximum or minimum

270. ## English

I'm including the questions to the answers. Thank you. 1)Her plan was to drug the soldiers guarding the king and then blame them for the king’s murder. 2)The real Macbeth was King Duncan’s general. He killed him in 1040 and ruled until 1057 when he was

271. ## physics

What happens to the size of a hole in a metal plate when the plate is heated / cooled

272. ## Chemistry

Factors that would affect re-crystallization? *Temperature *Heating Rate *Pressure *Dust or hair that causes nucleation * Time (slow cooling) This is what I have, are there anymore? Thank you

273. ## Government

The principle of self-government emphasizes majority rule, whereas the principle of liberty emphasizes individual rights. These principles: a. Are universal and the foundation of all legitimate governments. b. Have no real meaning in practice. c. Are not

274. ## english

I need to identify the adjective and adverb clause in this sentence. Humans aren't the only ones who have family trees?

275. ## algebra

what is (5x^2-4)+(-3x^2-9)? thanks

276. ## Physics

A motorist travelling at 107 km/hr is being chased by a police car at 133 km/hr. If the police car starts from 3.0 km back, how long does it take to catch the motorist? Leave time in hours

277. ## Government

All civil liberties are: a. So specific in nature that the courts have no difficulty determining how to interpret them. b. Conditional no right is absolute in practice because a right can conflict with each other rights and societys other other legitimate

278. ## math

decompose 68 with using exponents

279. ## US History

Can you please help me with these questions? After the Revolution, _______________ colonists left the states for other parts of the British Empire. George Washington’s forces were not permanently defeated by the British in the Battle for New York because

280. ## calculus

express u(t)=Tant/1+Tant in F of G

281. ## Math

12r-4r=48 What is r?

282. ## Economics

The nominal interest rate is 12 percent per year in Canada and 8 percent per year in the United States. Suppose that the real interest rates are equalized in the two countries and that purchasing-power parity holds. What can you infer about expected change

283. ## Social Studies

What are some geographic features of the western states (California, Nevada, Oregon and Washington) besides mountains and valleys?

284. ## physics

If you are sitting at home in your room, the walls please help me pick one best answer of the followings. 1. emit visible light with a peak wavelength close to 0.5 micrometer. 2. emit thermal radiation in the near infrared with a peak wavelength close to 1

285. ## Pre-Calculus

How do you solve this quadratic function? f(x) = −x2 + 10x

286. ## physics

Human skin (choose all that apply) 1. emits radiation well. 2. absorbs radiation well. 3. does not emit radiation well. 4. does not absorb radiation well. 5. has an emissivity of 0.

287. ## college physics

If you are sitting at home in your room, the walls 1. emit visible light with a peak wavelength close to 0.5 micrometer. 2. emit thermal radiation in the near infrared with a peak wavelength close to 1 micrometer. 3. emit thermal radiation in the

288. ## english

But consumers there showed little interest in sewing machines. prepostional phrase but consumers, but prepostion &consumer object? in sewing machines, in preposition and machines is the object? would that be correct?? thanks

289. ## College Algebra

(2.2 x 10^-3)(4.3 x 10^8) I get 9.46*10^5 is this correct?

290. ## algebra

I do not understand how to solve this problem. 7 - 1/4 (j-8) =6

291. ## math

I cannot figure out how to solve this problem. 1/3 (x + 9) + 5 = x/3 + 8

292. ## math

Help. I cannot solve this problem.\ 3(a+4)/9 = 2a - 12

293. ## algebra

Having a problem with solving this problem. 1 + 1/6p = 2(p + 5)

294. ## math:solving for an exponent.

I can't get the right answer, where am I going wrong? 7.0x10^9= (6.7x10^9)(2.72^r*3) 1.04 = 2.72^r*3 When I solve for this, I get ln (1.40) = 0.03922 then 0.03922 / 3 = 0.0130 So my r equals 0.0130 BUT the teacher says the answer is 0.05 = r *3 0.02 = r

295. ## Political views of Osvaldo Dragún

Was Osvaldo Dragún the author of "Historia del hombre que se convirtió en perro" a Peronist or was he against Peron?

296. ## Calculus--Reiny

Im also doing this problem wrong... 2^3V4(2^3V54-^3Vx) is equal to 16, then x is equal to... I simplified the 2^3V4 and got 64, and just got stuck.

297. ## Calculus

5-3ã2 multiplied by its conjugate is... Its supposed to be 7, but I don't get how to do this, cause now im totally confused, i thought that the conjugate came when you were to rationalize a denominator... I did this... 15ã2-9ã4 15ã2-18

298. ## 11Anthropology

what was the connection between Louis Leakey and Dian Fossey and how did their goals become common?

299. ## math elementary

add. write the doubles fact used to solve each one. 0+1=1 6+7 =13 4+3=7 please explain how to use doubles plus 1 and doubles minus 1

300. ## English

Are these two sentences possible? Thank you. I had my bedroom wallpapered and my child's bedroom whitewashed.

301. ## Chemistry

How much energy (in kcal) is needed to convert 53.2 g of water at 55.0 C to steam at 100.0 C

302. ## physics

an 80 kg boy holding on to a helium balloon jumps off of a 20m tall building and floats to the ground. If the boant force of the balloon is 750 N upward, what is the boy's acceleration and final velocity just before he touches the ground?

please help me to correct my resignation letter in correct format and grammar. thank you Dear Sir, I would like to inform you that I am resigning from my job effective on Oct.28, 2011 and it is extremely urgent I request to leave on Oct.30, 2011. So I hope

304. ## chemistry

How many grams of potassium permangate are needed to decolorized 1g of 2-pentene in basic solution

305. ## Maths

*I'm a bit confused with this qn* Expand and Simplify 3(3x-y)^2

306. ## Math

What is the sum of 2 7/9 + 8/9?

307. ## Simple Subjects

What is the complete subject and simple subject for the sentence "Many stories about the first Valentines ay exist

308. ## science

The sun shines down on a mirror. The angle between the incident rays of sunlight and the vertical is 60o. What is the angle between the reflected rays and the vertical? I think the answer is 60 am i correct

309. ## Understanding Paragraphs

Read each of the following paragraph and underline the topic sentence. First, language consists of a large number of symbols. The symbols that make up a language are commonly referred to as words. They are the labels that we have assigned to the mental

310. ## Government US

Advocates of deregulation are primarily concerned with a. efficiency. c. externalities. e. political expediency. I would say E?

311. ## chem

need help with the following conversion Calculate the mass in pounds of one gallon of water given that the density of water is .0 g/ml

312. ## Calculus

Find the Domain of f(x)=sqrt(x^3-4x+1)

The purpose of the General Agreement on Tariffs and Trade (GATT) is to

314. ## Science

What is the state/phase of sodium at 24 degrees celsius?

315. ## math ASAP

add. write the doubles fact used to solve each one. 0+1=1 6+7 =13 4+3=7 please explain how to use doubles plus 1 and doubles minus 1

316. ## Language Arts

In the sentence ...The letter listed gifts for the wedding. Would listed be a physical action verb or a mental action verb?

330. ## base-ten blocks

think of Marie's model. for what could you trade one of the hundreds?

331. ## Language Arts

In the sentence....The letter listed gifts for the wedding. Would listed be a physical action verb or a mental action verb?

332. ## social studies

Adonis went to the Industrial Psychologist's office all confused and upset. Apparently, his new supervisor told him to stop making the peace sign in a sideways motion, saying it looked like a gang-related gesture. Most likely, the psychologist advised the

333. ## Math

regroup 2 tens, 2 ones; 1 ten, 12 ones Name the word that describes what was done to show the number in different ways.

334. ## probability and statistics

(Right Triangle Problem) Randomly cut a line segment into three pieces. What is the probability that these three pieces can form a right triangle?

335. ## physics

A lamp hangs vertically from a cord in a descending elevator that decelerates at 2.6 m/s2. (a) If the tension in the cord is 54 N, what is the lamp's mass? (b) What is the cord's tension when the elevator ascends with an upward acceleration of 2.6 m/s2?

336. ## Quantitative Methods

Read the “JET Copies” Case Problem on pages 678-679 of the text of the Quantitative Methods Book. Using simulation estimate the loss of revenue due to copier breakdown for one year, as follows: 1. In Excel, use a suitable method for generating the

337. ## math

-7x-(10-x)=58

338. ## Pre-Medical

Can someone please tell me what the stndardized employability skills? (Standardized as in used globally)

339. ## physics

How do we compensate for thermal expansion /contraction in the construction of metal pipes for carrying steam?

340. ## math

Put counter in left cloud

341. ## Math

Which of the following is equivalent to (2x-3)^2=25 ? A) 2x - 3 = 5 B) 2x - 3 = -5 C) 2x - 3 = 5 and 2x - 3 = -5

342. ## science

a can potatoes has the following data: recall 4-9system carbs=22 fat is 10 grams and protien is 13 find the percentage of each if the calories = 275

343. ## Calculus

show lim x->3 (sqrt(x)) = (sqrt(c)) hint: 0< |sqrt(x)-sqrt(c)|= (|x-c|)/(sqrt(x)+sqrt(c))