# Questions Asked onOctober 19, 2010

1. ## algebra

it takes 1 cup of liquid fertilizer to make 7 1/2 gallons of spray. how much liquid fertilizer is needed to make 80 gallons of spray?

2. ## chemistry

Calculate the density of chlorine gas in g/L, at STP I'm coming up with 3.2g/L (by using 70.9 g Cl2) Cl gas is diatomic, correct? Is this correct?

3. ## chemistry

The first step in the Ostwald process for making nitric acid is the formation of NO as follows; 4HN3 + 5O2 makes 4NO + 6 H2O. According to the equation, 5 moles of NH3 will react stoichiometrically with blank moles of O2 to form blank moles of NO. I can't

4. ## physics

A stone is dropped from a 75 m high building. when this stone has dropped 15m, a second stone is thrown downward with an initial velocity such that two stones hit the ground at the same time. find a. time taken for the first stone to fall 75m. (b) the time

5. ## chemistry

Calculate the pressure of 0.55 mol NH3 gas in a 2.00 L vessel at 25 celsius, using ideal gas law.

6. ## chem-Am I Right????

For 0.10 M ZnCl2 and 0.10 M KAl(SO4)2, find:? a) spectator ions (if any) b) ions expected to hydrolyze (if any) c) net ionic equation for hydrolysis d) expression for equilibrium constant (Ka or Kb) e) value of Ka or Kb My answers are: a) Cl- ; K+ ; SO4^2-

7. ## Chemistry

Determine the type of radiation: a frequency of 5.6 mhz

8. ## chemistry

what is the net ionic equation for manganese sulfide and hydrobromic acid?

9. ## Chemistry

Can you tell me if these are right please? When 2.50g of copper reacts with oxygen the copper oxide product has a mass of 2.81g. What is the simplest formula of the copper oxide. I got Cu2O (copper (I) oxide). Aluminum and oxygen gas react to produce

10. ## Chemistry

You write the electron structure like this. 1s2 2s2 2p6 3s2 3p6 3d10 4s1 is the neutral Cu atom. Remove the two outside electrons to make the Cu^+2 ion. That leaves us with 3d9 as the outside and since that is an odd number, one electron must be unpaired.

11. ## Chem

Could you please tell me if these are right? How many moles are in the following. A.) 80.0 g of NaOH I got 2.0 moles. B.) 12.0 g of Ca(OH)2 I got 0.16 moles. Write the simplest formula for each of the following compounds. A.) 0.200 mole Al and 0.600 Cl. I

12. ## College Chemistry

The Question Is: "A student weighs 0.347 g of KHP on a laboratory balance. The KHP was titrated with NaOH and the concentration of the NaOH determined to be 0.110 M. For the second titration, the student correctly diluted 6 M HCl from the reagent shelf

13. ## english

Please tell me if I should use to or too in the following sentence: Anthony knew all (to, too) well that he shouldn't have eaten a third piece of lasagna.

14. ## Chemistry

The following reaction represents the decomposition of hydrogen peroxide 2H2O2 -> o2 (g) + 2H2O (l) How many molecules of water are produced from the decomposition of 3.4g of Hydrogen peroxide, H2O2? Please walk me through this one, I need more then just

15. ## physics

find the ratio of the intensities of two sounds if one is 8 dB louder than the other

16. ## Astronomy

We can calculate the kinetic energy of any moving object with a very simple formula: kinetic energy = 1/2 mv^2 ,where m is the object's mass and v is its velocity or speed. Table Energy Comparisons shows that metabolizing a candy bar releases about 10^6

17. ## Chemistry

How do you find unpaired electrons in a metal ion in CuSO4·5H20?

18. ## PROB

Researchers at the University of Pennsylvania School of Medicine have determined that children under 2 years old who sleep with the lights on have a 36% chance of becoming myopic before they turn 16. Children who sleep in darkness have a 21% chance of

19. ## ap chemistry

A solution is prepared in which a trace or small amount of Fe+2 is added to a much larger amount of solution in which the [OH]- is 1.0M*10^-2. some Fe(OH)2 precipitates. the value of Ksp for the salt is 8.0*10^-10. assuming that the hydroxide ion

20. ## english

cub scout is to eagle scout as rookie is to

21. ## physics

A 5.0 kg object moving in the +x direction at 5.5 m/s collides head-on with a 3.1 kg object moving in the -x direction at 4.0 m/s. Find the final velocity of each mass for each of the following situations. (Take the positive direction to be +x.) The bodies

22. ## Physics

A soccer player kicks a ball into the air at an angle of 36 degrees above the horizontal with a speed of 30m/s a.How long is the soccer ball in the air? b. What is the horizontal distance traveled by the ball? c. What is the maximum height reached by the

23. ## English literature

summary of The king is dead long live the king by Mary E. Coleridge

24. ## physics

Heather in her Corvette accelerates at the rate of (3.40ihat- 2.00jhat) m/s2, while Jill in her Jaguar accelerates at (1.00ihat + 3.40jhat) m/s2. They both start from rest at the origin of an xy coordinate system. Determine the following after 5.50 s. (a)

25. ## Physical Science

A copper bowl and a silver bowl of equal mass were heated from 27 C to 100 C. Which required more heat? Expain. (C copper = 380 j/kg C; C silver =235 j/kg C

26. ## Physics

Two ice skaters, with masses of 30kg & 85 kg are at the center of a 30m diameter circular rink. The skaters push off against each other & glide to opposite edges of the rink. If the heavier skater reaches the edge in 40s, how long does the lighter skater

27. ## maths

for he formula A=P+Prt, find the value of (a). (i) A when P = 750. r=0.09 and t=8 (ii) P when A=720.r=0.12 and t=5 (b) make t the subject of the formula

28. ## physics

A toy sled with a mass of 1.0 kg is sliding down a ramp that makes an angle of 25° with the ground. The coefficient of kinetic friction between the toy sled and the ramp is 0.25. 4. In a coordinate system where the x-axis is parallel to the ramp and the

29. ## language arts

i have to use the word fretish in a sentence as a noun, verb, and an adjective and as a different part of speech each time. i've looked everywhere and i cant even find what fretish means. PLEASE HELP!!!

30. ## Chemistry

Thank you for your help. I did want to clarify why you are only calculating the Molar Mass for H2 and not the molar mass for H2O (or even H2O2). I'm not sure why you did this. Please clarify. See below: The following reaction represents the decomposition

31. ## Calculus

A SHEET OF CARDBOARD 180 INCHES SQUARE IS USED to make an open box by cutting squares of equal size from the corners and folding up the sides, what size squares should be cut to obtain a box with the largest possible volume?

32. ## Chemsitry

Calculate the weight of KHP that will react with 25mL of .1M NaOH

33. ## physics

Two cars are traveling at the same constant speed v. Car A is moving along a straight section of the road, while B is rounding a circular turn. Which statement is true about the acceleration of the cars? a.) acceleration of both cars is zero b.) car A is

34. ## College Chemistry

What is the wavelength(in meters) of a proton(mass=1.673x10^-24g) that has been accelera ted to 25% of the speed of light?

35. ## english

I have to write a thoughtful composition on the following: Gothic novels emphasize horror, mystery, and the supernatural. Write an analysis of the gothic features of the nvel Frankenstein that are evident in Chapters 1 through 8. How does she Shelley

36. ## english

A)"Whoa there, buddy," Leticia cautioned. "Let's not jump to any conclusions." B)"Whoa there, buddy," Leticia cautioned, "Let's not jump to any conclusions." C)"Whoa there, buddy." Leticia cautioned. "Let's not jump to any conclusions." D)"Whoa there,

37. ## english-literature-frankenstein

What supernatural elements does Mary Shelley include in chapters 1-8 of frankenstein? Include textual evidence, please.(:

38. ## chemistry

what is the osmolarity of a .20 M solution of Na3PO4?

39. ## algebra

all number less than 3 units from 0 I need to write inequality represents each situation

40. ## chemistry

A coin dealer, offered a rare silver coin, suspected that it might be a counterfeit nickel copy. The dealer heated the coin, which weighed 14.0 g to 100°C in boiling water and then dropped the hot coin into 29.5 g of water at T = 15.0°C in an insulated

41. ## physics

A skier of mass 75.0 kg is pulled up a slope by a motor-driven cable. How much work is required to pull the skier 60.0 m up a 35° slope (assumed to be frictionless) at a constant speed of 2.0 m/s?

42. ## Simple Subjects

Complete subject of each sentence and simple subject. Mrs. Marcus told our class about Valentine's Day.

43. ## physics

A 89.0 N grocery cart is pushed 13.0 m along an aisle by a shopper who exerts a constant horizontal force of 40.0 N. If all frictional forces are neglected and the cart starts from rest, what is the grocery cart's final speed?

44. ## physics

A stone is dropped from a 75 m high building. when this stone has dropped 15m, a second stone is thrown downward with an initial velocity such that two stones hit the ground at the same time. find a. time taken for the first stone to fall 75m. (b) the time

45. ## algebra

Find two consecutive even integers such that the sum of the larger and twice the smaller is 62. PLEASE HELP I DON'T GET IT!/:

46. ## physics

On a distant planet, golf is just as popular as it is on earth. A golfer tees off and drives the ball 4.9 times as far as he would have on earth, given the same velocities on both planets. The ball is launched at a speed of 54 m/s at an angle of 42° above

47. ## calculus optimization max min

find the dimensions of the rectangular area of maximum area which can be laid out within a triangle of base 12 and altitude 4 if one side of the rectangle lies on the base of the triangle thanks

48. ## CHEM

How many grams of helium must be added to a balloon containing 8.00 g of helium gas to double its volume. Assume no temp or pressure change.

A certain molecule contains twice as many atoms of hydrogen as oxygen and one more atom of carbon than hydrogen. If there are 31 atoms altogether in the molecule. how many atoms of carbon are there?

50. ## chemistry

How many grams of CO2 are contained in 550 mL of the gas at STP I've worked all of these questions and I'm trying to see if I'm right, and if not, where I went wrong.

51. ## science

What are four things that organisms compete for, to meet their needs?

A)When she told him those socks are interesting she meant the socks looked ridiculous. B)When she told him "Those socks are interesting" she meant the socks looked ridiculous. C)When she told him, "Those socks are interesting," she meant the "socks looked

53. ## Chemistry

When 33.5 mL of 0.535 M H2SO4 is added to 33.5 mL of 1.07 M KOH in a coffee-cup calorimeter at 23.50°C, the temperature rises to 30.17°C. Calculate H of this reaction per mole of H2SO4 and KOH reacted. (Assume that the total volume is the sum of the

54. ## Physics

A marble rolls off a table with a horizontal velocity of 1.2 m/s. The marble falls in a cup placed horizontally 0.51m from the table's edge. How high is the table?

55. ## english

Every paragraph in a critique should _____. a)focus on an aspect of the theme b)mention the protagonist c)be centered around one main idea

56. ## College Stat

Draw a vertical line through a normal distribution for each of the following z- score locations. Determine whether the body is on the right or left side of the line and find the proportion in the body. (a). z = 2.20 (b) z = 1.60 (c) z = -1.50 (d) z = -

57. ## Physics

A 56 cm diameter wheel accelerates uniformly about its center from 130 rpm to 400 rpm in 3.2 s. (a) Determine its angular acceleration. Express your answer using two significant figures. (b) Determine the radial component of the linear acceleration of a

58. ## Chem2

The Ksp for Ag2SO4 is 1.1x10^-5. Calculate the standard free energy change for silver sulfate dissolution at 25 degrees.

59. ## english

Explain the process by which hrothgar wins power and fame?

60. ## chemistry

2. Predict the approximate amount of heat liberated by burning a gram of candle wax and a gram of propyl alcohol (Note: candle wax is a mixture of saturated carbon compounds with 20 or more carbons in each molecule and no oxygen. Propyl alcohol has the

61. ## chemistry

If 50.0 g of NaCl is mixed with 100.0 g of water at 80.0 °C, how much will not dissolve?

62. ## Chemistry

In comparing the same two atoms bonded together, the greater the bond order, the shorter the bond length, and the greater the bond energy. Why is this the case?

63. ## Chemistry

One piece of copper jewelry at 101°C has exactly twice the mass of another piece, which is at 36.0°C. Both pieces are placed inside a calorimeter whose heat capacity is negligible. What is the final temperature inside the calorimeter (c of copper = 0.387

64. ## physics

A small rubber wheel is used to drive a large pottery wheel, and they are mounted so that their circular edges touch. The small wheel has a radius of 1.7 cm and accelerates at the rate of 6.9 rad/s^2, and it is in contact with the pottery wheel (radius

65. ## Chemistry

What volume of each of the following bases will react completely with 24.00 mL of 0.350 M HCl? 0.100 M NaOH 0.0500 M Ba(OH)2 0.250 M KOH

66. ## Physics

a bicycle turned upside down whiles owner repairs a flat tire. A friend spins the other wheel, of radius R, and observed that drops of water fly off tangentially. She measures the height reached by drops vertically. A drop that breaks loose from the tire

67. ## Geometry

Find the measure of each side of isosceles triangle ABC with AB = BC if AB = 4y , BC = 3y + 2 , and AC = 3y.

68. ## physics

An object is dropped onto the moon (gm = 5 ft/sec2). How long does it take to fall from an elevation of 250 ft.?

69. ## maths

two cyclists go around a race track repeatedly. the first cyclist takes 105 seconds to complete a circuit. the other cyclist takes 75 seconds. they begin together at the starting line. calculate the length of time, in minutes and seconds that would have

70. ## math

2 ships sail from the same por, one sails dew east at 15 mph and the second sailed dew south at 20 mph, how far apart are the ships after 3 hours? could you show the how you set this problem up?

71. ## Chemistry

Sulfur (3.26 g) is burned in a constant volume calorimeter with excess O2(g). The temperature increases from 21.25°C to 28.22°C. The bomb has a heat capacity of 923 J/K, and the calorimeter contains 815 g of water. Calculate ΔU per mole of SO2 formed,

72. ## math

the diagram below represents a drinking glass of diameter 10cm. it is partially filled to a height of hcm with apple juice. (a) using 3.14 give an expression in term of h for the volume of juice. the actual volume of the juice is 0.471 litres. (b)

how are you suppose to respond to ¿quién es ella? the formal way in spanish?

74. ## chemistry

A coal burning plant that burns 4 metric tons of coal containing 2% sulfur (S) requires 1 metric ton of wet limestone (calcium carbonate) to remove 90% of the sulfur. The process prevents most of the sulfur from being emitted as sulfur dioxide to the air

75. ## US History

29. The Greenback party and Farmers' Alliances both called for a. putting more money into circulation b. opening American markets to foreign crops c. cutting back on protests d. repealing the Sherman Silver Purchase Act I can't seem to find the answer for

76. ## Chemistry

Organic hydrogenation reactions, in which H2 and an "unsaturated" organic compound combine, are used in the food, fuel, and polymer industries. In the simplest case, ethene (C2H4) and H2 form ethane (C2H6). If 124 kJ is given off per mole of C2H4 reacting,

77. ## chemistry

A coal burning plant that burns 4 metric tons of coal containing 2% sulfur (S) requires 1 metric ton of wet limestone (calcium carbonate) to remove 90% of the sulfur. The process prevents most of the sulfur from being emitted as sulfur dioxide to the air

78. ## maths

karen decorated her mother's birthday cake. one-third of candles are pink, three-eights are yellow, one-quater are blue and the two remaining candles are white. calculate (a). the fraction of candles that are white. (b). the total number of candles on the

79. ## physics

A driver of a 7550 N car passes a sign stating "Bridge Out 25 Meters Ahead." She slams on the brakes, coming to a stop in 10 s. How much work must be done by the brakes on the car if it is to stop just in time? Neglect the weight of the driver, and assume

80. ## physics

two cars are heading at each other with the same speed v. The horn of one (f=3000Hz) is blowing,and is heard to have a frequency of 3400Hz by the people in the other car.Find v if the speed of sound is 344m/s

81. ## accounting

Jones Company had 100 units in beginning inventory at a total cost of \$10,000. The company purchased 200 units at a total cost of \$26,000. At the end of the year, Jones had 80 units in ending inventory. Compute the cost of the ending inventory and the cost

82. ## chemistry

A 1.325 g sample of an unknown vapor occupies 386 mL at 114 celsius and 946 mmHg. The simplest formula of the compound is NO2. What is the molecular formula of the compound? (I have N2O4, is this correct and if not, why not? We never went over this type of

83. ## physics

A driver of a 7550 N car passes a sign stating "Bridge Out 25 Meters Ahead." She slams on the brakes, coming to a stop in 10 s. How much work must be done by the brakes on the car if it is to stop just in time? Neglect the weight of the driver, and assume

84. ## Probability

A card is drawn at random from a deck of 52 cards. What is a probability that it is a King, given that it is a face card (J, Q, K)?

85. ## Physical Science

A 1.0 kg glass bowl at 37 °C is placed in a freezer. How much heat will the freezer have to remove from the bowl to take it to 0 °C? (cglass = 0.2 cal/deg-gm)

86. ## math

in a bag of red and black jellybeans, 136 are red and the remainer are black jellybeans. If 15% of the jellybeans in the bag are black, what is the total number of jellybeans in the bag?

87. ## stastics- correlation and regression

for the table that follows: answer the following questions: x y 1 -1/4 2 -1/2 3 -3/4 4 ? * would the correlation between x and y in the table show above be positive or negative? i think that it would be negative, i am not sure that is correct? * find the

88. ## physics

An athlete throws a basketball upward from the ground, giving it speed 10.8 m/s at an angle of 64.0° above the horizontal. (a) What is the acceleration of the basketball at the highest point in its trajectory? (b) On its way down, the basketball hits the

89. ## Economics

Suppose that the price of a stock is \$50 at the beginning of a year and \$53 at the end of the year, and it pays a dividend of \$2 during the year. Calculate the stock’s current yield, capital-gains yield, and the return. Show your work for three separate

90. ## Calculus

A particle moves along a line so that its posistion at any t is greater than or equal to 0 is given by the function s(t)= t^3-8t+1, where s is measured in feet and t is measured in seconds. a) find the displacement during the first three seconds b) Find

91. ## Chemistry

When hydrochloric acid reacts with magnesium metal, hydrogen gas and aqueous magnesium chloride are produced. What volume of 9.0 M HCl is required to react completely with 5.00 g of magnesium?

92. ## physics

A 50.0 kg gymast hangs vertically from a pair of parallel rings. If the ropes are supported so that they make an angle of 45 degrees with the ceiling, what is the tension in each rope?

93. ## statistics

If random samples, each with n = 36 scores, are selected from a normal population with m = 80 and s = 18, how much difference, on average, should there be between a sample mean and the population mean?

94. ## College Physics

Conceptual Question: Many people believe that a vacuum created inside a vacuum cleaner causes particles of dirt to be drawn in. Actually, the dirt is pushed in. Explain.

95. ## College Chemistry

"What is the pH of a solution that is 0.50 M in sodium acetate and 0.75 M in acetic acid? (Ka for acetic acid is 1.85 x 10-5)." Would i use the Ka expression formula??

96. ## Economics

One year ago, you bought a bond for \$10,000. You received interest of \$400 at the end of the year, as well as your \$10,000 principal. If the inflation rate over the last year was five percent, calculate the real return. Show your work

97. ## math

Jane's aquarium contains goldfish, turtles, and snails. There are 16 legs, 10 shells, and 36 eyes in the aquarium. How many creatures of each type are in the aquarium? (Hint: Snails have two eyes, one shell, and one leg.)

98. ## MATH

Solving by graphing DQ 1 Solving by substitution Solving by elimination Which method do you think would be best to solve this system? y=10x-8 y=1/2x+5

99. ## Math

Ferroza can buy a 24 ounce bag of ferret food for 1.19 or she can buy a 36 ounce bag for 2.89. which is the better deal?

100. ## Chemistry

What is the change in internal energy (in J) of a system that absorbs 0.677 kJ of heat from its surroundings and has 0.438 kcal of work done on it?

101. ## Calculus

a boat leaves a doct at 2:00pm, heading west at 15km/h. Another boat heads south at 12km/h and reaches the same dock at 3:00pm. When were the boats closest to each other.

102. ## Physics

A horizontal rifle is fired at a bull's-eye. The muzzle speed of the bullet is 745 m/s. The barrel is pointed directly at the center of the bull's-eye, but the bullet strikes the target 0.020 m below the center. What is the horizontal distance between the

103. ## CALCULUS

Find the relative extrema of function. f(x,y)=x2+3xy+y2-10x-20y+12

104. ## Physics

How come a heavy truck and a small car can both travel safely at the same speed around an icy, banked-curve road? I would think that since mass is increased, normal force is therefore increased, and force of friction is therefore increased. And since the

105. ## physics

A driver of a 7550 N car passes a sign stating "Bridge Out 25 Meters Ahead." She slams on the brakes, coming to a stop in 10 s. How much work must be done by the brakes on the car if it is to stop just in time? Neglect the weight of the driver, and assume

106. ## math

1,2,4,8,16,32,64 in exponential form?

the resurgence of us manufacturing firms in recent years can be credited to

108. ## math

could someone show me how to write this or set up this equation?2 ships sail from the same port, one sails dew east at 15 mph and the second sailed dew south at 20 mph, how far apart are the ships after 3 hours?

109. ## english

It is not what an author says, but what he or she whispers that is important, what does it mean? what are some short story is connect to this quote that can write a critical lens essay

110. ## O Chem

I need help with this question please. Draw the structure of triacylglycerol formed from oleic acid, linoleic acid, and stearic acid. Give balanced equation and show how much hydrogen would be needed to reduce the triacylglycerol completely, show the

111. ## accounting

Corporation is considering issuing bonds on January 1, 2009, and has asked your advice concerning several matters. The firm plans to issue \$800,000 of 30-year, 10 percent bonds. Bond interest payments are on January 1 and July 1.

112. ## Chemistry

The density of a 1.0 M solution of NaCl is 1.04 g/mol and its specific heat, c, is 3.60 J/C*g. How much heat is absorbed by 31.4 mL of this solution if the temperature rises from 18.6 C to 29.7 C?

113. ## math

At Irv's Cycle Rental Shop, Irv renst all knids of cycles: unicyles, tandem bikes, regualr bikes, and even tricycles for little kids. He parks all the cycles in front of the shop with a helmet for each rider strapped to the cycles. This morninf Irv counted

114. ## Biology

If you inherited an allele for blue eyes from your mother and an allele for brown eyes from your father, you are A) tetraploid B) homozygous C) haploid D) heterozygous I got D marked wrong, I'm so confused. Thanks.

115. ## Chemistry

Determine the mass of zinc sulphide, Zns which is produced when 6.2 g of zinc and 4.5 g of sulphur are reacted. My answer was 9.26 grams of zinc sulphide are produced. I wanted to verify if this was right. Please let me know. Thanks.

116. ## History

what compromises were made after shays rebellion?

117. ## medical coding and billing

help with these six exam 00816,038150,038152,028004,028008 and 028006 my life depends on this

118. ## Geometry

ef=2x-15, fg=3x-15,eg=23 find the values of x,ef and fg

Solve for 0

120. ## Algebra story problem, check please?

Dan purchases dvd's from a website, each dvd costs 11 dollars, and the shipping and handling fee is 6.95, dan is charged a total of 50.95, how many dvds did he purchase? A) Label a variable and write an equation: 11(x)+6.95=50.95 x is the number of DVD's

121. ## To Ms. Sue

Ms. Sue, I had a question yesterday about stress, and I still require help on it. I'll give you the question as it is written to me. When you took the Multiple Intelligences quiz, what type of intelligence was rated the highest? How do you think this

122. ## Chemistry

A 26.7 g sample of ethylene glycol, a car radiator coolant, loses 668 J of heat. What was the initial temperature of ethylene glycol if the final temperature is 32.5°C (c of ethylene glycol = 2.42 J/gK)?

123. ## accounting

Corporation is considering issuing bonds on January 1, 2009, and has asked your advice concerning several matters. The firm plans to issue \$800,000 of 30-year, 10 percent bonds. Bond interest payments are on January 1 and July 1.

124. ## algebra

the length of a rectangular jewlery box is 6 inches more than twice the width. the perimeter is 36 inches. find the length and width?

125. ## Physics

A car drives straight off the edge of a cliff that is 58 m high. The police at the scene of the accident note that the point of impact is 126 m from the base of the cliff. How fast was the car traveling when it went over the cliff?

Some poeple believe that Jan 1,2000is the first day of the 21st century.Other poeple beleive that the honor belongs to the Jan 1,2001.But everyone should agree that Jan 1,2002 is the first"sum-day" of the new century when you write out that date in

127. ## calculus

A 24ft high conical water tank has its vertex on the ground and radius of the base is 10 ft. If water flows into the tank at a rate of 20 ft3/min, how fast is the depth of water increasing when the depth of the water is 20 ft?

128. ## US History

38. Jackson defended the spoils system by claiming that it prevented a. partisan politics b. control of government by the rich c. minority rule d. an imbalance of power ...D? 39. The goal of the Lecompton constitution was to a. establish slavery in Kansas

129. ## Grammar

The honesty of children is refreshing. Now we have to write it to show possession.

130. ## Social studies

I am trying to find the population graph/growth of India. I need the chart to be in google images and it should be accurate. The years should be till 2000-2008. It has to be correct. Please help me find one. Thank you!

131. ## ap physics

A 1.20*10^2 kg crate is being pushed across a horizontal floor by a force P that makes an angle of 30.0° below the horizontal. The coefficient of kinetic friction is 0.350. What should be the magnitude of P, so that the net work done by it and the kinetic

132. ## To Ms. Sue

Ms. Sue, I just added more information to my answer. Can you check to see if it's good, thanks a lot. When you took the Multiple Intelligences quiz, what type of intelligence was rated the highest? How do you think this affects how you deal with stress?

133. ## social studies

what do u call the people living in the Arctic? Arctician or something?

134. ## algebra

the ratio of two integers is 9:7. their sum is 1024. find the two integers.

135. ## Chemistry

Calculate the theoretical amount of CaCl2 that would be required to change the temperature of 50ml of water from room temperature 20C to 45C? Remember heat loss during the dissolution is equal to the heat capacity of water. this value is 4.184. you assume

136. ## Physics

A box slides down a 36° ramp with an acceleration of 1.05 m/s2. Determine the coefficient of kinetic friction between the box and the ramp.

137. ## Physics

A 2.90 kg block starts from rest at the top of a 30° incline and accelerates uniformly down the incline, moving 2.23 m in 1.90 s. a) Find the magnitude of the acceleration of the block. (b) Find the coefficient of kinetic friction between the block and

138. ## algebra

5g+4(-5+3g)=1-g my solve(which didn't work tried 5 times) 5g-20+12g=1-g 17g-20=1-g 18g-20=1 18g=21 g=21/18=7/6 where did i go wrong?

139. ## English

1. I am looking for a dress to wear to the meeting. 2. I am looking for a shirt to wear to the birthday party. 3. I am looking for suits to wear to the conference. (Are they all grammatical? Why do we have to use the preposition 'to' before a place? Can we

140. ## Physics

Water from a garden hose that is pointed 23° above the horizontal lands directly on a sunbather lying on the ground 3.9 m away in the horizontal direction. If the hose is held 1.4 m above the ground, at what speed does the water leave the nozzle?

141. ## Probability

A card is drawn at random from a deck of 52 cards. What is a probability that it is a King, given that it is a face card (J, Q, K)?

142. ## math

I have more ones than tens. The value of me tens digit is 80. What number am I?

143. ## Simple Math Question

two people, john and mary, are 200 miles apart and leave at the same time to meet. They are driving toward each other at constant rate on the same straight road. John is traveling at 45 mph and Mary is traveling at 35 mph. When they meet, how many miles

144. ## US History

Hmm..I can't seem to get this one. 34. Which of the following contributed to the cattle ranching boom? a. technical advances b. falling crop prices c. expansion of the railroads d. dry farming I think it's B? Thanks -MC

145. ## chemistry

What data would you need to evaluate the claim that a certain product neutralizes 47 times its weight in excess stomach acidity?

146. ## grammar

what would be a good thesis for a Jay Z paper?

147. ## ALgebra

use slopes to show that the triangle with vertices (-2,7), (6,9) and (3,4) is a right triangle. write an equation of the line that has y-intercept 5/7 and is parallel to the graph of 6x-3y=1

148. ## CHEMISTRY

suppose a 1-m(power3) sample of air at sea-level pressure, containing 4 g of water vapor, was cooled and condensation occurred. how many calories of heat would be released by this process?

149. ## Chem

What is the relationship between the ionization energy of the monoanion such as CL- and the electron affinity of the neutral atom?

150. ## English

Write several sentences describing a recent interaction with a friend or family member about personal finance or credit cards. · Use at least five different pronouns in your sentences. Please let me know if I have done this correctly. While away at

151. ## physics

A vibrating stretched string has length 31 cm, mass 19 grams and is under a tension of 38 newtons. What is the frequency of its 3rd harmonic? If the source of the wave is an open organ pipe of the same length as the wire, what would be the frequency of the

152. ## physics

find the frictional force between an air hockey puck and the table, assume u air = 1.8 X 10^-5 kg/ms, the puck is 0.013 above the table, the puck has an area of 25 cm^2

153. ## Chemistry

A 30.5 g sample of an alloy at 94.0°C is placed into 48.7 g water at 20.3°C in an insulated coffee cup. The heat capacity of the coffee cup (without the water) is 9.2 J/K. If the final temperature of the system is 31.1°C, what is the specific heat

154. ## chemistry-calorimetric

Develop a detailed calorimetric method for determining the temperature of the warm water sample. Materials: Hot water sample of unknown temperature, Styrofoam cups with cardboard lid and stirrer, Thermometer, Pipets and burets, balance, ice, cold water,

155. ## chem- ion

naming chemical compounds. I don't really get how you get the symbol from the word or the other way around for polyotomic ions so.. here are some examples that a website gave me: this is wut the site said to do:(Its confusing to me) The name of the

156. ## chemistry

calculate the frequency of light that has a wavelength of 103 nm

157. ## sociology

I am writing an essay on the socialogical perspectives on the issue of unemployment. The symbolic interactism and function analysis. I went on the web and research the issue of unemployment and the meaning of the perspectives, yet I am stumped on how to

158. ## chemistry

If 15.0 g of KCl is added to 100.0 g of water at 30.0 °C, how much more must be added to saturate the solution?

159. ## Algebra function problem, check/help?

Set up a function for the following situation: The output of a function is 8 less than 3 times a number. B) Find the input when the output is 13? Would your equation look like: 8

160. ## Physics

A jetliner is moving at a speed of 270 m/s. The vertical component of the plane's velocity is 39.8 m/s. Determine the magnitude of the horizontal component of the plane's velocity.

161. ## Physics

A block with a mass 4.0 kg is held in equilibrium on an incline of angle θ = 42° by a horizontal force F. a)Find the magnitude of the normal force. b) Find the magnitude of F. (Ignore friction.)

162. ## physics

A 1.20*10^2 kg crate is being pushed across a horizontal floor by a force P that makes an angle of 30.0° below the horizontal. The coefficient of kinetic friction is 0.350. What should be the magnitude of P, so that the net work done by it and the kinetic

163. ## Chemistry

Just need these last few checked: 6. Elements in a group on the periodic table have similar properties. -False? 7. Nonmetals are ductile materials.- False? 11. Matter can be created or destroyed using common chemical changes.- True? 13. 346.7500 has five

164. ## physics

A ball is project from the building of height 250m, at angle 45degree below the horizontal with a speed of 25m/s. i) how long does the ball remain in the air? ii) find the magnitude and direction of the velocity of the ball just before it strikes the

165. ## managerial economoics

close relationship between mnagement and economics has led to the development of managerial economics

a meter stick of wight 0.8 n is pivoted at 40 cm mark at which mark 1n load should be located to balence the sticke

167. ## cuyamaca

Eddings Company had a beginning inventory of 400 units of Product XNA at a cost of \$8.00 per unit. During the year, purchases were: Feb. 20 600 units at \$9 Aug. 12 300 units at \$11 May 5 500 units at \$10 Dec. 8 200 units at \$12 Eddings Company uses a

168. ## englsih

is this right? "It is essantial that a conflict be included in a story"

169. ## corporate finance

If the rate of inflation is 5%, what nominal interest rate is necessary for you to earn a 3% real interest rate on your investment?

170. ## vector proofs math 536

if the diagonals of quadrilateral ABCD intersect at their midpoints, then the quadrilateral is a parallelogram. Prove that AM MC --- = --- MB MD Ive tried figuring out this question for a while now and I cant figure it out.

171. ## math

A builder needs to connect a partilly built house to a temporary power supply. on the plan, the coordinates of the house are (50,113) and the power supply is at ()147,82). what is the least amount of cable needed? why is it likely that the builder will use

172. ## calculus

use implcit differenciation to find an eqaution of both the tangent line to the ellipse: 2x^2 + 4y^2 = 36 that passes through the points: 14,3

173. ## Chemistry

What is the enthalpy change when 19.0 g of water is cooled from 33.0°C to 2.70°C?

174. ## calculus

find the limit of f'(x) = 1/(√x) using the limit definition of derivative.

175. ## math11

Solve the non linear equation x^2=3x+4 graphically using a calculator, Write the equations of the graphs you used to find the solution. I got this question wrong what would be my Y1= and Y2= equations. Not sure what I'm doing wrong but whenever I have an

176. ## chemistry

if 125 ml of H2O is added to 50 ml of 0.35 M NaCl, what is the molarity of the resulting solution?

So the problem is y-2=y+2 Would I subtract 2, or add the two? because i know you have to do something with the two, but I have no idea what.. Thank you!

178. ## English/ Language Arts

Name the complete subject and the simple subject in the sentences. 1. The ocean view is magnificent. Complete Subject - The ocean view Simple Subject - view 2. The average winter temperature is 55 degrees F. Complete Subject - The average winter

179. ## english

List the nouns in the following sentence. Next to each noun - label whether it is concrete or abstract by writing a "C" or an "A." Sentence: In the midst of the excitement, Samuel lost his pencil on the bus. This is what I believe to be correct:

180. ## Chemistry

'Place the letter of the item in Column II before its best match in Column I' Column 1: 41. Unit of volume 42. unit of mass 43. unit of temperature 44. unit of density 45. .01 of a meter Column II: a. grams b. grams/cm^3 c. Kelvin d. milli e. cubic meter

181. ## Spanish

El alumno o el profesor? complete each sentence with the appropriate word. 1. En una escuela americana "A" es una nota ________ y "f" es una nota ________. 2. El profesor_________; el alumno ________ la pizarra. i think number 1 is buena & mala but im not

182. ## biology

Which of these was not derived from an ancestral alpha proteobacterium? mitochondrion kinetoplast chloroplast hydrogenosome mitosome

183. ## math

A landscape designer had 50 2/3 pounds of seeds that she wishes to parcel into packages of 2/3 pound each. How many packages can she make?

184. ## calculus

: A 20m ladder is placed against a wall. The bottom of the ladder is slipping at the rate of 2m/sec. How fast is the top of the ladder sliding down the wall when the bottom of the ladder is 12m from the wall

185. ## naming compounds

write the name of this compound:(charge) Pb(2+)Cl2 is lead(II)chloride so.. i just need to know if my answers correct. thanks:)

186. ## math

Sam wants to make concrete blocks that are 24 inches by 24 inches by 4 inches thick. How man blocks can he make from 1 cubic yard of concrete

187. ## English

1. I have broken a window. (In this sentence, does 'the have pp' represent 'experience' of 'result'? Is the window still broken or not?)

188. ## Physics

A cannon shoots a shell at 42 degrees and at a velocity of 3000 m/s. How far does the shell travel in the x-direction?

189. ## Chemistry

the total pressure in the vessel is 199kPa. How much pressure does nitrogen exert on helium if it had a pressure of 94 kPa?

190. ## probability!

so i am asked to find the prob of a male professor - given that he is promoted. and the stats are female promoted = 3% female not promoted - 12% male promoted 17% male not promoted - 68% and i just wrote down that it is 17% is this true? ALso, i looked up

191. ## Chemistry

What do they mean by central metal, charge on metal ion and Abbreviated electron configuration for the electron ion? And I'm looking at CoCl2·6H20.

192. ## math

A leach free area for dogs is to be created in a field behind a recreation centre. what length of fencing will be required, if the plans show an irregular pentagonal area with vertices at (2,0), (1,6), (8,9), (10,7)and (6,0)?( one unit represents 10m)

193. ## english

Explain the process by which Hrothga wins power and fame.

194. ## Chemistry

Can someone please help me with these: 3. Dissolving salt in water is a physical change- False? 'Place the letter of the item in Column II before its best match in Column I' Column 1: 41. Unit of volume 42. unit of mass 43. unit of temperature 44. unit of

195. ## chemistry

what is between air molecules? a) air b) dust c) pollutants d) oxygen e) nothing

196. ## Chemistry

Sorry DrBob, it's me again! Here's the info: Antacid Brand: Life Concentration of HCl: 0.1845 M Concentration of NaOH: 0.1482 M Trial 1: 1.Mass of Table: 1.2173g 2.Volume of HCl added: 75.0 mL 3.Milliomoles of HCl added:(0.1845M x 75.0mL= 13.84 mmoles

197. ## chemistry

a mixture of gases contains 0.4 mole of N2, 0.5 moles of O2, and 0.7 moles of H2. What is the partial pressure of O2 if the total pressure is 1.3 atm?

198. ## math

7/10 of the population is 175104000 what is the total population?

199. ## social studies

Why did the Sumerians set up governments?

200. ## accounting

The sales department thinks it could sell the product at a slightly higher price of \$45/unit, but if the price is raised, it may lose 10% if sales volume in units. What would the expected profitability be if this higher selling price/unit in fact occurred.

201. ## PROBABILITY

A card is drawn at random from a deck of 52 cards. What is a probability that it is a King, given that it is a face card (J, Q, K)?

After reaching its highest point the blue ninja rocket's chute opens. If the rocket falls at a constant speed of 1.5 m/s. From the height of 300m in a cross wind of 4 m/s. How far down wind does the rocket travel from the launch pad?

203. ## MATH

MAKE A TALL CHARTT FOR THE NUMBER OF STUDENTS IN THE THIRD FOURTH AND FIFTH GRADE CLASSES: 26,25,27,27,26,28,27

204. ## US History

Just need this one checked real quick: 43. The U.S's most valuable export in the early 1800s was a. cotton b. slaves c. tobacco d. grain A? Thanks -MC

205. ## algebra

what is the average height of a softball that is pitched to a batter from 45 feet away?

206. ## Algebra-Please check my calculations

Could you please check my answers and help with the ones I can't figure out- 1. Solution to the radical function sqrt(1/2x+1) = 1 is x = 0 True or False I think it is true according to my calculations 2.Solve x = sqrt(8x) 8x = x^2 x^2 - 8x = 0 x(x-8) = 0 x

207. ## AP Chemistry

I don't understand this question and answer can someone help me? In order to exhibit delocalized pi bonding, a molecule must have . At least resonance 2 resonance structures.

208. ## Algebra

When I asked you about the following problem:Solve 4sqrt(6x-2)>4 The first 4 is outside the square root sign and then (6x-2) is under the square root sign >4. You said to do the following. Divide by 4 to get sqrt(6x-2)>1 For this to happen, 6x-2>1 or

209. ## Global History

Was the middle class satisfied with the steps Napoleon took to restore order to France?

210. ## Physics

Given a free falling object that is initially at rest, what are the objects displacement, velocity, and acceleration after 9 seconds?

211. ## math

A leach free area for dogs is to be created in a field behind a recreation centre. what length of fencing will be required, if the plans show an irregular pentagonal area with vertices at (2,0), (1,6), (8,9), (10,7)and (6,0)?( one unit represents 10m)

212. ## Economics

Explain how an economist could use the slope of the yield curve to analyze the probability that a recession will occur and why the spread may matter.

213. ## social studies

How does advertising influence people’s purchases?

The sum of my ones digit and tens digit is 10. My tens is greater than my ones digit. I am a prime number. What number am I?

215. ## math

I'm a fraction playing card. My demominator is 4 times my numerator. Add my numerator and denominator and you get 15. Who am I?

216. ## math11

Solve the non linear equation x^2=3x+4 graphically using a calculator, Write the equations of the graphs you used to find the solution. I got this question wrong what would be my Y1= and Y2= equations. Not sure what I'm doing wrong but whenever I have an

217. ## Math

How is total revenue change from budget calculated. I take the actual number with the budget number and add or subtract them together and divide by the budget number? I'm lost can you help please?

218. ## Ethics

I need lots of reasons why drug companies charge so much for drugs?

219. ## PROBABILITY

A card is drawn at random from a deck of 52 cards. What is a probability that it is a King, given that it is a face card (J, Q, K)?

220. ## calculus

find dx/dy implicitly from √(x+y) = 1 + (x^2)(y^2). then solve for dx/dy explicitly.

221. ## Physics

From the top of a tower is an object with mass 25 kg which is lowered with ropes at a constant speed, 4 m / s to the ground. After 10 seconds the rope by which an object falls freely. From the moment there are 12 seconds to those standing on top of the

222. ## accounting

below the break even point, what does every dollar of contribution margin go toward? above the break even point, what does every dollar of contribution margin go toward?

223. ## english

In the answer area below, write the 2 adverbs in this sentence and explain how each adverb is used. Example: Eventually, she walked proudly. Answer: eventually - eventually tells when she walked ; proudly - proudly tells how she walked Sentence: She walked

224. ## managerial economics

firms demand function,p=24-0.54q and the average cost function,AC=Q2-8Q+36+3/Q,calculate the level of output Q, which maximize total revenue,maximizes profits

225. ## EDU310

How many U.S students graduate and advance to higher education?Are there any U.S states that fair better than other

226. ## physics

A car starts from rest on a curve with a radius of 110 m and accelerates at 0.600 m/s^2. How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.30 m/s^2?

227. ## math

if you simplify the expression 3x+4(x-2)-3x into the expression 3x+ 4x -8-3x, what property did you use associative property commutative property distributive property identity property

228. ## Chemistry

The Bohr model stops representing correct atomic structure when? Why? What does this mean for remaining atoms? How does Bohr's model relates to the periodic table?

229. ## Physics

Another toboggan with a mass of 30 kg, is being accelerated at 40 cm/s^2 by two boys pulling ropes at an angle of 20(degrees) with the direction of travel. They are each pulling with a force of 25 N. a) what is the force of friction? b) if, after reaching

230. ## language

how should I use having been introduced to the guest of honor in a sentence

231. ## geometry

Paula built a play area for her dog in the shape of a regular pentagon. If the perimeter is 35 feet, what is the length of each side of the play area?

232. ## Calculus 1

find the area of the largest posible isosceles triangle with 2 sides equal to 6. thanks

234. ## altgeld

the base of rectangular prism has a length of a m and a width of 4 m. if the volume is 64 cubic meters, what is the height of the prism?

235. ## calculus

Q#1: From a point of O, two cars leave at the same time. One car travels west and after ‘t’ sec, its position is x=t2+t ft. the other car travels north and it covers y= t2+3t ft in ‘t’ sec. At what rate is the distance between the two cars changing

236. ## ALgebra

find an equation of the line containing, (4,-2) and parallel to the line containing (-1,4) and (2,-3) find an equation of the line containing (-1, 3) and perpendicular to the line containing (3,-5) and (-2,7)

237. ## English

1. I am looking for a dress to wear to the party. 2. I am looking for a dress which I will wear to the party. (Are both the same? What does 'to the party' modify? Is it 'dress'?)

238. ## economics

why might an economist look at hundreds of cars moving along an assembly line and call it an example of scarcity

239. ## English

Can you please check these few sentences I'm not sure of. Thank you for all. 1)My work day starts at 7.55 a.m. I nearly always have to drive my child to school. It usually takes me ten minutes to get there (OR: It's a ten-minute drive.) After that I drive

240. ## general

Write 3 examples of different codes in our world? Example 1: morse code, example 2: ??? Please, help. Thank you.

241. ## chemistry

what are two resonance structures for SPN

242. ## math11

I have several questions similar to this one and was wondering if you could walk me through this one. I'm totally lost on how to do it. Paramecia reproduce by splitting in two. In a laboratory flask, a colony of paramecia had an initial population of 500.

243. ## Chemistry

A solution is labeled as ~8M NaOH. How many mL of this solution would be needed to prepare 750mL of a ~0.2M NaOH solution?

244. ## math

A triangle has vertices P(7,7), Q(-3,-5), and R(5,-3). a. calculate the lengths of the midsegmaents b. calculate the lengths of the three side of triangle PQR. c. compare your answers in a. and b. what do you notice?

245. ## Math

How would you solve 23=1-d? I don't even think there would be an answer to this.. can someone explain to me how to solve this? Thank you!

246. ## Calc

y= cube root (1+tan(t)) OR y= (1+tan(t))^(1/3) The answer I got was y'= (1/3)(1+tan(t))^(-2/3)*(sec^2(t)) Is this correct?

247. ## math

round off to nearest 10th do i change the number in tenth position

248. ## algebra II

is (8x - 20y = -40) (-2x + 5y = 30) a soultion

249. ## Algebra 2

two people, john and mary, are 200 miles apart and leave at the same time to meet. They are driving toward each other at constant rate on the same straight road. John is traveling at 45 mph and Mary is traveling at 35 mph. When they meet, how many miles

250. ## Algebra check/help?

So, for this one, it is 2x-14=3x+6 Can someone please explain to me how they would solve this problem? I think you would add 14 to the 6, but I'm not sure..

251. ## physics

A car starts from rest on a curve with a radius of 190m and accelerates at 0.600m/s^2 . How many revolutions will the car have gone through when the magnitude of its total acceleration is 3.50m/s^2 ?

252. ## English

In English I'm confused on how you would know where to put the lines of complication in a story map?

253. ## Epidemiology

Design the appropriate 2x2 table, calculate and interpret the appropriate measure of association. You suspect that the association between alcohol use and CHD might be confounded by smoking. You collect the following data: Smokers Non-Smokers CHD No CHD

254. ## Algebra

Could you please check my answers and help with the ones I can't figure out- 1. Solution to the radical function sqrt(12x+1) = 1 is x = 0 True or False I think it is true according to my calculations 2.Solve x = sqrt(8x) 8x = x^2 x^2 - 8x = 0 x(x-8) = 0 x

255. ## Physics

Another toboggan with a mass of 30kg is being accelerated at 40 cm/s^2 by two boys pulling ropes at an angle of 20degrees with the direction of travel. They are each pulling with a force of 25N. a) what is the force of friction? b) if, after reaching a

256. ## math

define standard form

257. ## Chemistry

I need someone to check these True or False questions for me please: 3. Dissolving salt in water is a physical change- F 14. Burning newspaper is a physical change- F 19. The liter is a measure of volume- T 20. The amount of heat and temperature of a

258. ## CRT 205

Crt 205 Vacuum Sales Digital Story Text Axia College Material Text of the Vacuum Sales Digital Story This text provides the script of the Vacuum Sales digital story. Use this text as an alternative or supplement to viewing the digital story itself. Script

259. ## math am I right?

-3/10 - 5/100 = 35/100?

260. ## Algebra

Find the domain of p(x)=x^+3 a) x is a real number b) x is a real number and x > 0 c) x is real number and does not equal 0 d) x is a real number and does not equal 3

261. ## physics

a kid goes down a slide, accelerating at 1 m/s^2 for 3 seconds. if he starts at rest, how long is the slide ? this is the equation i have but i need Xi which i have NO clue what it is .. Xf= Xi+ 0m/s(3s)+1/2 (1m/s^2)(3^2s) solving for Xf ... need Xi

262. ## accounting

GRANT CLINIC, INC. Financial Plan and Presentation Grant Clinic, Inc. serves a suburban community with a population of about 24,000, of which 25% are expected to become patients of the clinic. Approximately 6 miles from Grant Clinic, Inc., a new

263. ## Trig

A force of 323 newtons makes an angle of 54 degrees and 20 minutes with a second force. The resultant of the two forces makes an angle of 39 degrees forty minutes with the first force. Find the magnitude of the second force. I have the answer, 814.3022,

264. ## Calc

y= cot^2(sin(theta)) find dy/dx For some reason i can never get these right! I hope someone that is on can help me with this

265. ## physics

How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.80 m/s^2?

266. ## Maths---integral

the time index t runs from a to A. if an investment produced a continuous stream of income over 10 years at a rate of \$20,000 per year and the interest rate is 6% per year continuously compounded. what is the present value? what is the integral function?

what is a perpidicular ray?

268. ## social studies

where is the international date line located

269. ## chemistry

give 2 commercial or practical uses of this flame color phenomena.

270. ## Liberal Arts Math

How many different groups of 7 students can you create from a class of 20 students? How many different results could there be for 10 political candidates running for the same office in the upcoming election?

271. ## math

when doing decimoles and multiplying them by whole numbers...for example 4.7805 multiplyed by 1000 dose the decimole go 4places over or 8places over i don't get it please help!!!

272. ## physics

whats the acceleration of a car traveling 402 meters in 6 seconds

273. ## calculus

Find the derivative of y=t^2(5t-8)^4.

274. ## Chemistry

Is the central metal of KMnO4 be Mn?

275. ## Research and Evaluation

I know what primary and secondary data collections are, but why must secondary data collection be conducted early in a project and the primary data collection be done later in the project?

What do you mean by "Time is Gold" and " Lost Time cannot come back anymore"?

277. ## medical

Why is it important to maintain a log of requests for release of information

278. ## maths---integral

the time index t runs from a to A. if an investment produced a continuous stream of income over 10 years at a rate of \$20,000 per year and the interest rate is 6% per year continuously compounded. what is the present value? what is the integral function?

279. ## Algebra

Can someone help me with this problem, plz.... 12b^8/ 3b^4=

280. ## Life...

Do i need to take precal and physics in highschool to become a nurse, dentist, or doctor?

281. ## materials engineering, essay topics

I have to write a research paper and here is the topic. The paper should be on the use of a new or existing material in a new or unique way. It could also llok at a new or unique way of forming or processing a material. Basically, when i say material, it

282. ## physics 11

A river has a current of 5 m/s. A boat tries to head directly across at 4 m/s. When the boat reaches the other side it is 30m downstream. How wide is the river ?

283. ## algebra I

5x +7= 4y-6 solve the equivalent equation for x thank you

284. ## social studies

I am a member or a community, I have a role in the community, and follow its rules What am I?

3/4 + 2/3

286. ## Pre- algrbra

What property is c to the seventh power x 1= c to the seventh power?

Ray asked his class about the number of cousins they each had. what was the mode for the number of cousins? 12,15,7,12,1,17,3,5,5,12,13,7,11,9,20,4,3,7,2,10,14,5,8,7,11.__________ Round 30.089 to the nearest tenth._____

288. ## math

Show how to find the quotient 18 divided by (-6) by using the following: a) the idea of division as finding a missing factor. b) the procedures for integer division.

289. ## geometry...HELP!!

point A and B on the grid represent justin's house and the theater, respectively. if each unit reprsents 1 mile approximately how far must justin drive to get to the ttheater?

290. ## Chemistry

Need help with this-- 'Place the letter of the item in Column II before its best match in Column I' Column 1: 41. Unit of volume 42. unit of mass 43. unit of temperature 44. unit of density 45. .01 of a meter Column II: a. grams b. grams/cm^3 c. Kelvin d.

291. ## 5th math

please show me an example of this one so.i can use it later to pratice the actual test next week here is the problem. complete each pattern. 17,---,--,62,--,92 39,--,--,---75,84 57,--,--,33,--,17 15,--,,--33,--,45 PLEASE FILLED OUT ALL THE BLANK FOR ME

292. ## trig

how do i find six trig functions for cos(pi over 2-x)=3/5, cos x=4/5?

293. ## math

If you exchange 300 USD for Euro's how many Euro's would you have?

294. ## probability

icrobes in a certain colony exposed to radiation have a 1/6 chance of being mutated. a. If ten microbes from the colony are sampled, what is the probability that at most 4 will be mutated? b. If microbe from the colony is examined one by one, what is the

295. ## math

Give a counterexample to show that the following generalization about the set of integers is false. Closure property for division.

296. ## algebra

(3^x)^2/(27^x2)=1

297. ## Algebra, check.

10z-4=10z-2 So I subtract 4 from the 2 right? and 10 from the ten, but then itd be 0=2 There is no soloution for this problem.. correct?

298. ## calculus

find the limit of f'(x) = 1/(√x) using the limit definition of derivative as x approaches 0.

299. ## Calculus

Find the derivative of y=x(2^(4x)).

300. ## math

what is 9t 435kg in decimal form

301. ## sociology

hi, i have just seen 4 new terms in sociology,chapter family..and i don't know what is it? the terms are, ideological state apparatus, domestic labourmatrifocal and matrilineal..i don't what is it.. i hve just seen these terms as exam question by

302. ## Math

how do I solve this problem? -(6x+1)

303. ## US History

29. The Greenback party and Farmers' Alliances both called for a. putting more money into circulation b. opening American markets to foreign crops c. cutting back on protests d. repealing the Sherman Silver Purchase Act I can't seem to find the answer for

304. ## college

describe how statistics can be important and influential in the nursing profession. Provide at least two examples where you have observed statistics to contribute positively to the needs of the customer.

I need a website that will tell me everything about The Independence Debate:Consequences for the Colonies?

306. ## IPC

What is the change of phase from a solid to a gas? I know, liquid to gas is evaporation. So what if it skips the liquid part? Help?

307. ## math

how do you calculate the lengths of the midsegment

309. ## maths

solve the following pair of simultaneous equations. 2x-3y=13 3x+y=3

310. ## algebra

23-7(x+3)+5x=10

311. ## math

how do you calculate the lengths of the midsegment

312. ## Astronomy

How would I compare the orbital period of two stars knowing their distance apart in AU and their solar masses?

313. ## math

If Sam wants to make concrete blocks that are 24 inches by 24 inches by 4 inches thick. How man blocks can he make from 1 cubic yard of concrete

314. ## arithmetic

What % of 250,148,571 is 136,800,000?

315. ## Math

show the make -a- ten fact you used with sum?

316. ## math

how would you solve this 31=2*x+c+1

317. ## physics

An airplane with a speed of 13 m/s is climbing upward at an angle of 48° counterclockwise from the positive x axis. When the plane's altitude is 720 m the pilot releases a package. (a) Calculate the distance along the ground, measured from a point

how to solve equations containing integers?

determine your distance traveled and displacement if you walk 100m foward than 35m

320. ## ITT

In an accidental explosion, a satellite breaks in half while in circular orbit about earth. one half is brought momentarily to rest. what is the fate of the half brought to rest? what happens to the other half?

321. ## Physics

A projectile is caught at the same height from which it was launched. If it is caught with a velocity of -15m/s, what is the initial velocity?

322. ## math

Obtain the Taylor series in powers of x + 1 for f(x) = x/(2 + x), giving the general term and the interval of convergence.

323. ## Physics

How do you find acceleration when given Force and Time?

324. ## calculus

show limit x to 1 (x^2)sin(1/(x-1)) = 0

325. ## calculus

show limit x to 1 (x^2)sin(1/(x-1)) = 0

326. ## science

What is something in an experiment thst can change?

write an equation for a line that is parallel to y=2x+4 but passes through (0,0)

328. ## algebra I

9n +12=6n +54 what is n and how do you get it

329. ## math

what is 22/33 in simplest form or is it just that?

330. ## math116

I find from the first equation that x = 3y and plugging in to the second equation we get o.2y+37(-3y)=23 0.2y-111y=23 -110.8y=23 y=-23/110.8 x=69/110.8 need help to understand why the elimination process in not work in this linear equation?

331. ## science

Mars is 48 million miles from earth. If a spaceship leaves Earth traveling toward Mars at 6 million miles per hour (m.p.h.). How long will it take the spaceship to arrive on Mars.

3/4 + -2/3.

333. ## H. P short essay Q.

why are axon terminals sometimes called "biologist transducers"?

334. ## math

Analogies: 54:45 :: 79: ______

335. ## English

What is an explanation when someone says: "The our crime's worse than a murderer's. His act puts him outside the law, but keeps the law intact. Ours would weaken the law." P.s. These men are forming a posse to hang a gang that killed one of their townsmen.

336. ## chem

i understand most of the problem but where did the 0.84 M come from? a drug was injected into your body with a 2.00 M concentration. what would be its concentration after 0.010 seconds if k = 875 ^ -1 1st order reaction! ln [ A ]t = - (875 ^ -1) (0.010

337. ## social studies

how many state were on the us flag in 1950?

338. ## kindergarten

What is a vat?

339. ## anatomy

What portion of the large intestine lies directly below the stomach and left hemidiaphragm

340. ## Health

Description of the Epilepsy emergency.

341. ## precalc

(4^x2)^2 mulipled by 1/(4^5x)=64

342. ## calculus

find dx/dy implicitly from √(x+y) = 1 + (x^2)(y^2). then solve for dx/dy explicitly.

343. ## geometry

AC = 3x + 1, and BD = 4x + 2

344. ## english

edith for spelling and punctuation? its a good idea to put the matches into a waterproof case before you put them into your pack?

345. ## maths-definite integral

evaluate the following expression at z=5 d/dz ¡Ò[z to 2] (3+x^2)dx

346. ## college

find domain of f(x)=3/x+5 + 2radical x-1

347. ## english

what is a "figure of speech"?

348. ## Human Physiology Short essay Question

why are axon terminals sometimes called "biologist transducers"?

349. ## english

what is a lark?

350. ## math

what is the average speed if it takes 0.5 hours to jog 4,000 miles ?

351. ## math

1 5/9 - 1 2/9 = -1 7/9 yes or no?

352. ## math...

how would u solve 212.50=20*x + 30*y

353. ## Algebra, help me?

1/4(8j-3)=2j-3 I know you distribute first, but then I don't exactly know where to go from there. Help would be appreciated. Thank you very much. -Allyson

354. ## math - Algebra

evaluate x²(xy-x) for x satisying (13x-6)/4 = 5x+1 and y satisfying 12-y=7(y+4)+1

355. ## math

if you jog 72 miles in 3.5 hours what is your average speed?

356. ## spanish

what does que te encatanda mas,el chocolate o la pizza mean

357. ## alegrba 2

R(p)=-2.5p^2+600p