1. Physics

A truck driver slams on the brakes and skids to a stop through a displacement of delta x. (a) IF the truck has twice the mass, by what factor does the stopping distance change? 1) 0.25 or 2) 1 or 3) 4 (b) If the initial velocity of the truck were halved,

2. Physics

Batman (mass = 90 kg) jumps straight down from a bridge into a boat (mass = 530 kg) in which a criminal is fleeing. The velocity of the boat is initially +20 m/s. What is the velocity of the boat after Batman lands in it?

3. CHEM - PLS help!!

What would the equation look like if you added bromine (Br) in the presence of CH2Cl2 (Dichloromethane) to cyclohexanol (C_6H_11 OH). Would the solution become saturated or not??? What would the colour change be...if any?? Would a precipitate be formed??

4. chemistry

how many atoms are present in 80.0 mol of zirconium?

5. managerial economics

At a recent board meeting, the president and CEO got into a heated argument about whether to shut down the firm's plant in Miami. The Miami plant currently loses \$60,000 monthly. The president of the firm argued that the Miami plant should continue to

6. Econ

What are some examples of economic events?

7. Physics

A cyclist approaches the bottom of a gradual hill at a speed of 20 m/s. The hill is 4.4 m high, and the cyclist estimates that she is going fast enough to coast up and over it without peddling. Ignoring air resistance and friction, find the speed at which

8. math

The Wellbuilt Company produces two types of wood chippers, Deluxe and Economy. The Deluxe model requires 3 hours to assemble and ½ hour to paint, and the Economy model requires 2 hours to assemble and 1 hour to paint. The maximum number of assembly hours

9. Chemistry

BrO-3 + 5Br- + 6H+ ---> 3Br2 + 3H2O the value of - delta[BrO3]/delta T= 1.5x10^-2M/s at a particular time what is the value of -delta [Br-]/Delta t at the same instant? 13 M/s 7.5x10^-2 1.5x10^-2 3.0x10^-2 330 M/s

10. Statistics

According to Pew Research, the contact rate (probability of contacting a selected household) in 1997 was 69% and in 2003 was 76%. However, the cooperation rate (proability of someone at the contacted household agreeing to be interviewed) was 58% in 1997

11. Math

The Wellbuilt Company produces two types of wood chippers, Deluxe and Economy. The Deluxe model requires 3 hours to assemble and ½ hour to paint, and the Economy model requires 2 hours to assemble and 1 hour to paint. The maximum number of assembly hours

12. Physics

A cyclist approaches the bottom of a gradual hill at a speed of 20 m/s. The hill is 4.4 m high, and the cyclist estimates that she is going fast enough to coast up and over it without peddling. Ignoring air resistance and friction, find the speed at which

13. Trigonometry

Hello all, In our math class, we are practicing the trigonometric identities (i.e., sin^2(x)+cos^2(x)=1 or cot(x)=cos(x)/sin(x). Now, we are working on proofs that two sides of an equation are equal (for example, sin(x)*csc(x)=1;

14. Plastic Moulds ==> Couldn't find anything myself

I'm proposed a way I'd synthesize plastic...polyethylene to shape into a pipe PROBLEM: not sure how or what I would use to make a mold or best method to produce a PIPE not sure what a mold should look like to produce a hollow object like a pipe. OR what

15. Physics

A cyclist approaches the bottom of a gradual hill at a speed of 14 m/s. The hill is 4.0 m high, and the cyclist estimates that she is going fast enough to coast up and over it without peddling. Ignoring air resistance and friction, find the speed at which

16. Chemistry

I have just moved and transferred to a new school. My chemistry class is really ahead of my old class, so I am having some problems that I just cannot understand through the book. I guess I could ask the teacher but I am a bit shy and this assignment is

17. finance

Not sure how to solve the following problem. Suppose two athletes sign 10-year contracts for \$80 million. In one case, we're told that the \$80 million will be paid in 10 equal installments. In the other case, we're told that the \$80 million will be paid in

18. Calc

We assume that an oil spill is being cleaned up by deploying bacteria that consume the oil at cubic feet per hour. The oil spill itself is modeled in the form of a very thin cylinder as depicted below. Its height is the thickness of the oil slick. We

19. chemistry

how many moles of platinum are equivalent to 1.20 x 10^24

20. Chemistry

what is the rate law of S2O8^2- + 3I- --> 2SO4^2- + I3-

21. BIOLOGY LAB!

If catalase enzyme was placed in a test tube and heated to 100 degrees C, what results would you expect from a glowing splint test? Thanks! Thanks! Thanks!

22. Chemistry

what is the rate law of S2O8^2- + 3I- ---> 2SO4^2- + I3-

23. English

on the story 'Lamb to the slaughter' what changes and feelings does Mary Maloney go through?

24. english

In "A Pair of Silk Stockings," the silk stockings are a symbol of A. Mrs. Sommers's inability to handle money. B. Mrs. Sommers's lack of concern for her children. C. Mrs. Sommers's selfish needs. D. Mrs. Sommers's desire for attention.

25. Math - Linear Inequalities

The Wellbuilt Company produces two types of wood chippers, Deluxe and Economy. The Deluxe model requires 3 hours to assemble and ½ hour to paint, and the Economy model requires 2 hours to assemble and 1 hour to paint. The maximum number of assembly hours

26. Physics

A beam of protons is accelerated through a potential difference of 0.745 kV and then enters a uniform magnetic field traveling perpendicular to the field. (a) What magnitude of field is needed to bend these protons in a circular arc of diameter 1.75 m? (b)

27. English

Discuss how T.S. Eliot's "Love Song of J. Alfred Prufrock" displays evidence of traditional poetic conventions and themes, yet is obviously an example of modern poetry.

28. music

explain in full the meaning of binary form

29. Physics

Given: g=9.81 m/s square. The parachute on a race car that weighs 8042 N opens at the end of a quarter-mile run when the car is traveling 35 m/s. What net retarding force must be supplied by the parachute to stop the car in a distance of 1020 m? Answer in

30. Physics

A 3.60 102-kg piano is being lifted at a steady speed from ground level straight up to an apartment 18.0 m above the ground. The crane that is doing the lifting produces a steady power of 4.00 102 W. How much time does it take to lift the piano?

31. Physics

A power boat of mass 460 kg is cruising at a constant speed of 8.9 m/s. The propeller provides a drive force of 765 N. The driver of the boat shuts off the engine, and the boat coasts to a halt. Assume-contrary to fact-that the resistive force due to the

32. Maths

The Wellbuilt Company produces two types of wood chippers, Deluxe and Economy. The Deluxe model requires 3 hours to assemble and ½ hour to paint, and the Economy model requires 2 hours to assemble and 1 hour to paint. The maximum number of assembly hours

33. Physics

An electron beam of a TV picture tube is accelerated through a potential difference of 2.00 kV. It then passes into a magnetic field perpendicular to its path, where it moves in a circular diameter of .360 m. What is the magnitude of the field? I am lost.

34. physics

At a certain distance from a point charge, the potential due to the charge is |5.93 V, and the magnitude of the electric field is 13.5 V/m. (Take the potential to be zero at infinity.) Is the electric field directed toward or away from the charge? Here

35. Physics

A person is making homemade ice cream. She exerts a force of magnitude 23 N on the free end of the crank handle, and this end moves in a circular path of radius 0.35 m. The force is always applied parallel to the motion of the handle. If the handle is

36. Science

Describe in one paraghraph what embryonic and adult stem cells are and how knowing the difference relates to the artice (the article was on stem cells from human skin; no embryos needed). How do i answer that and what are embryonic cella and adult stem

37. Physical science

A 50 kg pole vaulter falls from rest from a height of 5 meters onto a foam rubber pad. The pole vaulter comes to rest 0.22 seconds after landing on the pad. Calculate the athlete's velocity just before reaching the pad. Answer in m/s. I am so confused

38. physics

A 0.052-kg arrow is fired horizontally. The bowstring exerts an average force of 80 N on the arrow over a distance of 0.75 m. With what speed does the arrow leave the bow?

39. chem-help pls!

When 0.975 g of CaO is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 400C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. Hrxn, for the reaction of CaO(s) +

40. science

I need some help with my science homework. Well it is not really my homework it is my study guide but the actual test is the same as the study guide almost. They just switch around the words and stuff around to mess with your mind. These were just the only

41. algebra

If a is 50% larger than c and b is 25% larger than c, then a is what percent larger than b? (a) 20% (b) 25% (c) 50% (d) 100% (e) 200%

1. Which of the following would occur as saturated hydrocarbons? alkanes alkenes alkynes cycloalkynes ans: alkanes 2. There are millions of organic compounds but only thousands of inorganic compounds because atoms of elements other than carbon never

43. physics

A tetherball leans against the smooth, frictionless post to which it is attached. The string is attached to the ball such that a line along the string passes through the center of the ball. The string is 1.30 long and the ball has a radius of 0.170 with

44. physics

A short train (an engine plus four cars) is accelerating at 1.10 . The mass of each car is 38000 , and each car has negligible frictional forces acting on it. In solving this problem, note the importance of selecting the correct set of cars to isolate as

45. science

I need some help with my science homework. Well it is not really my homework it is my study guide but the actual test is the same as the study guide almost. They just switch around the words and stuff around to mess with your mind. These were just the only

46. Physics

It is probably easy, but i don't know where to start A hockey puck leaves a player's stick with a speed of 9.50 m/s and slides 27.0 m before coming to rest. Find the coefficient of friction between the puck and the ice. Thank You for helping me!!!

47. physics

I am not sure how to setup this problem. I posted it earlier and "BOB PURSELY" responded we are happy to critique your thinking. I have know idea how to solve this problem or even where to start. Please help!!! A tetherball leans against the smooth,

48. Algebra

What is the sum of all two digit positive integers whose squares end with the digits 01?

49. Algebra

All the even numbers from 2 to 98 inclusive, except those ending in 0, are multiplied together. What is the rightmost digit, that is, the units digit of the product? (a) 0 (b) 2 (c) 4 (d) 6 (e) 8

50. english

so i have to write a story in which the main character makes a mistake, get into amusing trouble, and tries to get out of it. i need an idea to start out with if someone can give me a who what when where why and how that wud be also fantastic thankz p.s. i

51. math..HELP!

Can someone check over these math problems that I did? Please? 1. The bloodhound, a type of dog, has 4.0 X 10^9 (10 to the ninth power) scent receptors in its nose. A human has 1.2 X 10^7 scent receptors. How many times more scent receptors does a

52. chemistry

When 0.627 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 102C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. The molar heat of reaction, H rxn,

53. Programming

How do I declare how many boxes there are and how much per box with this information..... Write an IceCreamStation class in Java. An ice cream station sells ice cream cones, but needs to buy ice cream (by the pint) and cones (by the box) to make the ice

54. geometry

What is an easy way to find the orthocenter of a triangle?

55. Economics

A person must decide whether or not to proceed with a particular investment project. If the project succeeds, She will gain \$15 million. If the project fails, she will lose \$3 million. She estimates there is a 20% chance that the project will succeed and

56. English

i got some ideas from ms.sue (thank-you) How about -- a kid who boasts that his big brother can beat up another kid's big brother? or -- a person who shoplifts a candy bar and is then accused of shoplifting much more? or -- a girl who boasts about her

57. Math: Vectors - Collinear

Can you please check whether my answers are correct? If they aren't, how would you find if the points are parallel to one another with 3 coordinates? Using vectors, demonstrate that these points are collinear. a) P(15 , 10) Q(6 , 4) R(-12 , -8) Vector PQ =

58. AP CHEM

For the reaction A + 2B + C ----> 2 D + E the following initial concentration and initial reaction rates are found: [A]null (M) [B]null (M) [C]null (M) 0.150 0.150 0.150 0.275 0.150 0.150 0.275 0.564 0.150 0.150 0.314 0.253 0.193 0.314 0.217 initial rate

59. physics

if a neutral object lost 2 electrons, what would it's charge be? it would be positive right?

60. Physics

I am not sure how to setup this problem. I posted it earlier and "BOB PURSELY" responded we are happy to critique your thinking. I have know idea how to solve this problem or even where to start. Please help!!! A tetherball leans against the smooth,

61. Math

If a graph is a straight non-verticle line, is it the graph of a function? Use complete sentences to explain your reasoning.

62. Poetry

What is an analysis of the poem A Dream Within A Dream by Edgar Allen Poe?

63. Chemistry

The reaction X + Y --> Z the reaction rate is for to depend only upon the concentration of X. A plot of 1/X versus time gives a straight line. What is the rate law for this reation?

64. Chemistry

An aqueous solution of a non electrolyte boils at 100.32 degrees C. The expected freezing point for this solution is ______? (Kb water = 0.512 degrees Cm^-1, Kf water= 1.86 Degree C m^-1) a. 0 Degrees b. -0.32 c. -0.83 d. -1.16 e insufficient information

65. algebra

how do you solve this? x+4/x^2-x-6 + 3x-2/x^2+3x+2

66. math

solve using substitution 4x + 3y= -3 2x + y = -1

67. physics

The figure shows two points in an E-field: Point 1 is at (X1,Y1) = (3,4), and point 2 is at (X2,Y2) = (12,9), with coordinates in meters. The electric field is constant, with a magnitude of 53 V/m, and is directed parallel to the +x axis. The potential at

68. English

in chapter 6 what is 1)contrast the attitudes of jack and ralph to the news of the beast. 2)what us the beast from the air? and 3) what is meant by "Piggy hung about near for all his brave words?"

69. Math

Calculate the integrals by partial fractions and using the indicated substitution. Show the results you get are the same. dx/1-x^2; substitution x= sin pheta I understand how to do the partial fraction part, but not the second part and I don't know how

70. Chemsitry

Which of the following is NOT true about the thermodynamic standard state? A. A solid is in its standard state when the atmospheric pressure is 1.00 atm and the temperature is 25C. B. An aqueous solution is in its standard state at a concentration of 1.00

71. Physics still don't get it

Given: g=9.81 m/s square. The parachute on a race car that weighs 8042 N opens at the end of a quarter-mile run when the car is traveling 35 m/s. What net retarding force must be supplied by the parachute to stop the car in a distance of 1020 m? Answer in

72. Physics

An object of mass 13 kg going to the right with a speed of 9m/s collides with a 10kg object at rest. If the collision is completely elastic, calculate the speed of the 10 kg object after collision.

73. Statistics

Some IQ scores are standardized with a mean of 100 and a standard deviation of 16. Using the 68-95-99.7 Rule, Determine: a.In what interval you would expect the middle 95% of the IQ scores to be found. b.What percent of people would have an IQ score above

74. Math

finding the area of each trapazoid

75. Physics

With the engines off, a spaceship is coasting at a velocity of +210 m/s through outer space. It fires a rocket straight ahead at an enemy vessel. The mass of the rocket is 1350 kg, and the mass of the spaceship (not including the rocket) is 2.5 106 kg. The

76. mathematics

seeds of type A and type B are sold in packets, each must contain 1) both type a and type b seeds 2) at least twice the amount of type B as there are type A 3) no more than 12 seeds state the minimum number in each paket of type A and of type B if here are

77. math

I need help with equations. -4X+Y=16

78. Bio

Hey! I am doing a biology lab in which we take liver and sand and place it in a test tube, to see it if it will react with hydrogen peroxide. One of the test tubes just has sand in it, and no reaction occurs. This is because the sand acts as a control and

79. American History

When did the United States own all the lands from Atlantic Ocean to Pacific Ocean?

80. Chemistry

When 0.655 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 107C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. (Note: Pay attention to significant

81. math

solve using substitution 3x-4y=-5 x=y+2 HELP Me.!

82. algebra

Simplify ^3sqrt1000

83. Economics

Using a diagram. What is the value of the gain to the domestic consumers due to the removal of the tariff in a large country?

84. math

Generalize this to fine a formula for the integral: sin(ax)cos(bx)dx Could someone tell me what they got for an answer so I can check it to see if my answer is right. My answer: -1/2sinasinbx^2-1/3acosaxcosbx^3+ integral 1/3 a^2cosbx^3sinax..I'm not sure

85. algebra 2

Could you help me on solving these please? thanks -135 = -5b^-3 and -9.6=-.3b^x

86. science

the alkaline-earth metals react similarly because they all have the same number of electrons in their outer energy level. Which group contains the alkaline-earth meatals?

87. physics

Conductor "A" has a charge of +6 and conductor "B" has a charge of -8. If the 2 objects are brought together and then separated, what will be the chage on each object?

For the reaction A + 2B + C ----> 2 D + E the following initial concentration and initial reaction rates are found: [A]null (M) [B]null (M) [C]null (M) 0.150 0.150 0.150 0.275 0.150 0.150 0.275 0.564 0.150 0.150 0.314 0.253 0.193 0.314 0.217 initial rate

89. chemistry

when will a displacement reaction not occur?

90. Algebra

What is the sum of all possible digits that could fill in the blank in 47_021 so that the resulting five digit number is divisible by 3?

91. Science

The first speed limits for cars were two miles per hour in a city and four miles per in the open country. How long would it take for a motorist to travel 15 miles assuming that he had to travel in the city. Please show work.

objective is to cmpare their "differing academic backgrounds and approaches to studying the presidency" Do I need to add enything else? Maximizing the notion of a modern presidency, dating back to Franklin D. Roosevelt, political scientist Richard Neustadt

93. MAth

Can someone check over these math problems that I did? Please? 1. The bloodhound, a type of dog, has 4.0 X 10^9 (10 to the ninth power) scent receptors in its nose. A human has 1.2 X 10^7 scent receptors. How many times more scent receptors does a

94. biology

most cells have a powerhouse organelle energy from sugars and fatty acids.These powerhouse organells are called what?

95. Science

How do speakers work I am in 8th grade and have to write a 5 pargaph essay

96. Statistics

Some IQ scores are standardized with a mean of 100 and a standard deviation of 16. Using the 68-95-99.7 Rule, Determine: In what interval you would expect the middle 95% of the IQ scores to be found.

97. Algebra

Find the following. Assume that variables can represent any real number. SqRt(a+8)^2= 8a^2?

98. Communications

I need help finding information on the Social Penetration Theory

99. algebra

i need to simplify the square root of 600 and the answer is 2 times the square root of 2 divided by 3

100. Aed 200

What are the fundamental differences between Western philosophies and Eastern ways of knowing? (Generally, how does each culture view the world and education?) How can you incorporate seemingly different ways of knowing in your curriculum? What are the

101. holidays and temp.

what season is easter in? is it spring? how about thanksgiving day? what season is that in? How's the weather in winter for Alaska and Seattle?

102. Chemistry

The reaction X + Y --> Z the reaction rate is for to depend only upon the concentration of X. A plot of 1/X versus time gives a straight line. What is the rate law for this reation?

103. Science

what are some nonliving and/or living factors that contributes to energy conservation?

104. Chem history

Why was carbon chosen over silicon in defining the mole?

106. ORGANIC CHEMISTRY

how will I be able to form the cis,trans and the cis,cis isomers of dibenzalacetone?

107. Math

Describe a simple process for using rates and unit prices that might help someone who is having difficulty understanding these concepts.

108. Devon

A person must decide whether or not to proceed with a particular investment project. If the project succeeds, She will gain \$15 million. If the project fails, she will lose \$3 million. She estimates there is a 20% chance that the project will succeed and

109. biology

describe 4 steps of "Aerobic Cellular Respiration"

110. Math

If f(x)= 5x^2-4/x, findf(4) 5(4)^2-4/4 5(16)-4/4 80-4/4 76/4 19(answer)

111. Science

Could you help me formulate a hypothesis that explains the changes in population of the yellow-headed blacbird. Factors that influence this change are; -Air and Water Quality -Climate Change -Human Activities But what could be the hypothesis. Thank you in

112. Math

Evaluate h(-2/3)if h(x)=[[x-2]]. [[-2/3-2]] [[-2.67]] 2.67(answer)

113. Algebra

The positive integer 4 can be represented as a sum of 1's or 2's in five ways, such as 1 + 2 + 1 and 1 + 1 + 2. Show all the ways that the positive integer 5 can be represented as a sum of 1's or 2's.

114. Math

Is y=4(x)+9 a linear function. Use a sentence to explain your reasoning.

115. biology

what involves the ingestion of fluid by inward movement pf part of the membrane

116. Algebra

GCF for the group of terms -42a^4, 7a^5 42a?

117. science

Does flowers store food?

118. history

How did Indian and European-American cultures affect each others?

119. biology

what involves the ingestion of fluid by inward movement of part of the membrane

120. Statistics

Some IQ scores are standardized with a mean of 100 and a standard deviation of 16. Using the 68-95-99.7 Rule, Determine: What percent of people would have an IQ score above 116.

121. Statistics

Some IQ scores are standardized with a mean of 100 and a standard deviation of 16. Using the 68-95-99.7 Rule, Determine: What percent of people would have an IQ score 68 and 84.

122. Statistics

Some IQ scores are standardized with a mean of 100 and a standard deviation of 16. Using the 68-95-99.7 Rule, Determine: What percent of people would have an IQ score of at least 132.

123. AP History

Does anyone know a web site where I can get answers to an AP History packet?

124. Biology Lab

Hey! I am doing a biology lab in which we take liver and sand and place it in a test tube, to see it if it will react with hydrogen peroxide. One of the test tubes just has sand in it, and no reaction occurs. This is because the sand acts as a control and

asked by FOR A SCIENCE TEACHER
125. language

list of most popular homophones

126. COM 135

Identify the optional criteria you want to include in your final project, and explain your reasoning for selecting these options. · Describe the technical or electronic product you have chosen for the Clear and Concise Technical Instructions assignment.

I am trying to understand what it means to be "incompetent" in Law. How is one judged as such?You can't tell by just looking at someone if wheteher they are incompetent or not to enter into a contract? I am really confused.

128. chemistry

When 0.911 g of CaO is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 374C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. (Note: Pay attention to significant

129. Physics

A power boat of mass 495 kg is cruising at a constant speed of 8.9 m/s. The propeller provides a drive force of 780 N. The driver of the boat shuts off the engine, and the boat coasts to a halt. Assume-contrary to fact-that the resistive force due to the

130. maths

FIND A FRACTION SUCH THAT: IF YOU ADD 2 TO THE NUMERATOR, IT BECOMES EQUIVALENT TO 0.5; AND IF YOU ADD 4 TO THE DENOMINATOR, IT BECOMES EQUIVALENT TO 0.1.

131. SCI

what are some nonliving and/or living factors that contributes to energy conservation?

132. grammar

UNSCRAMBLE THESE LETTERS TO MAKE A MATHEMATICAL WORD. NORTHTREDEA

133. arithmetic

i am a multiple of 7.i am a fector of 210.the product of my two digit is odd.

134. US History

why are some narrative of slave consider bias by historian?

135. algebra

i need help on these three..thank you...find the real number solutions of the equation..-2v^6=16 2h^5-12=-16h 3q^4+3q^3=6q^2+6q

Can someone please take a look at my biology questions I have posted? I am doing a lab that is due tomorrow ( Only got it today) and I haven't learned enough to properly answer these questions. Thanks!

137. english

for my extended essay i need help reword a question. right now it sounds like a "book report" type question and i need it to a question where i can prove it. Here it the question: Has foot binding effected the culture of Chinese women throughout the ages?

138. Latin

Can someone help me to understand the step by step process of the five declensions? I don't seem to understand what makes the first only feminine, etc, etc. If someone could explain it clearly that would be great!

139. Chemistry

could you please check my work? thanks. For the reaction between reactants A and B below, if 4.925 moles of A is placed into a flask with excess B it is found that the amount of A remaining after 6.85 seconds is 2.737 moles. 2A (g) + B (g)-----> 3 C (g) a.

140. Math

How do I set up this equation? If Y varies directly as X and Y = 12 when X = 3, find Y when X = 16

141. science

how many electrons are in the outer energy level of the atoms of alkaline-earth metals?

142. Math

Write an equation in slope-intercept form for the line that passes through (3,5) and (-2,1). y2-y1/x2-x1 1-5/-2-3 -4/-5= slope y=mx+b y=-4/-5(3)+b -2=2.4+b -4.4= y-intercept y= -4/-5x+4.4 (answer)

143. History

What things need to be considered in finding a solution for the oil problem in the Middle East? What obstacles are there in solving the oil issue?

144. science

This is a science question so be prepared. lol How many orbitals does hydrogen (H) have? 1 or 2 or 3 How many orbitals does oxygen (O) have? 1 or 2 or 3

helo! i know how to simplify radicals but.. I don't get this one. behind of the radical (square root sign) there is a big gap before the number. Many people are saying it's a typo, but.. i don't know. there are a couple like that. example problem: square

146. Kinetics

I'm really struggling to understand this chapter in chem class, partly due to an inadequate math background. does anyone have any tips for learning kinetics? i'm starting to fall behind.

147. Math

OOPS! Draw a pair of quads. where the angles of the 1st quad. are congruent to the angles of the 2nd quad. No side of one quad. is to be congruent to any side of the other quad. THIS is straight out of the workbook SORRY!

148. chemistry

reinforcement??????????????????? help

149. AED

Compare the behaviorist and constructivist educational theory. In what situations do you think either theory will be more effective in the classroom? Why?

150. social studies

For school I have to write a report about Kashmir. (I think that's how you spell it.) Anyway, I know that there is a lot going on with Nuclear bombs and such, but I am not sure what else. This report has to be at least 2 pages long and I can't think of

151. poli sci

whatdoes a statecraft appraoch mean?

152. science =)

How do the local schools contribute to the weather forecast? thx a lot!!

153. History

Who were the First Nations people living by Lake Huron? What was started to protest the signing of the Rebellion Losses Bill in the Parliament Buildings in Montreal? What is a colony that is governed directly by a king or queen in another country?

what is a stressed vowel??

155. biology

the blank is a series of canals that forms intricate connection links between the plasma membrane and the nuclear membrane

156. SCIENCE

How do the purpose and function of the board of directors in a human service organization affect day-to-day operations?

unleart

158. Chemistry

How can you tell the wavelength of blue light if given it's frequency?

159. NURSING

identify a new law or regulation that affects the practice of public health or community health nursing.

160. nURSING

identify a new law or regulation that affects the practice of public health or community health nursing

161. English

does this need a comma: Over six billion souls in the world and they all have something in common. Thanks for ur help.

162. English

Is this a strong thesis: The characters of the novel demonstrate how misery drives people to do things they would not normally do.

163. English

Can someone please list the elements of literature?

164. english

i have to act out the first half of act3 scene 5 in romeo and juliet and i have to have some props. does anybody have any ideas for what i could use?

165. Statistics

Some IQ scores are standardized with a mean of 100 and a standard deviation of 16. Using the 68-95-99.7 Rule, Determine: 1. What percent of people would have an IQ score of no more than 68. (2).What percent of people would have an IQ score of 100 or above.

166. english

when citing long quotes do i put the parentheses with the page # after the period or before? thanks for ur help.

167. english

ya i cant find any because all they are doing in my part is talking and they don't use any props... so i don't know what to do ..

168. math

Can two rays intersect? Explain.

169. Algebra

10^7x8.48= 848,000,000?

170. Chemistry

The foreces of attraction between molecules of I2 are: covalent bonds ionic bonds dipole-dipole attractions london forces hydrogen bonds

171. nothing

Quick question: what time zone are the times by the names in? and how many hours do you subtract or add to get the time for pacific coast?

172. world history

were the latins the most important group of people to settle in the German region

173. history

which sides slave on during the Civil war? and why did they switch side?

174. Science

Does a body in orbit have acceleration even if its speed remains constant? Explain you answer in DEETAIL.

175. American history

Why sometime historian consider Narrative of Slaves are bias and not true ?

176. Bio lab question 2

What does adding an acid to an enzyme do to a reaction?

177. algebra

complete the square for the equation x^2-3x+____ how do I figure out what goes there

179. Algebra

Simplify 3(sqrt{2xy}) - 2(sqrt{50xy})

180. Biology

Hey guys, does anyone know why the coypus callosum is only one color in the brain?

181. french

in french what country is caledonie i can`t find it on the other sites mentioned before. thankyou

182. does my paragraph assess # 1 ?

assigment was to compare th views of presidential power and preisdential leadership by corwin and nesutadt include #1) their differing academic backgrounds and approaches to studying the presidency. Maximizing the notion of a modern presidency, dating back

183. chemistry

Why is; a) antimony pentafluroide Sb(-3) + F5(-1) --> SbF4 ? b) aluminium bromide hexahydrate Al(-1) + Br(-1) --> AlBr3 . 6H2O ? The charges don't add up for (b), is there something to do with the "ide"? I don't get it. And for (a) how did "pentafluoride"

184. chemistry

Please finish: Atoms of different elements have different number of ......

185. econ

Would the war in Iraq be considered an economic even that is affecting our lives because the prices of everything are being increased?

186. science

when was the first microscope discovered?

187. Partial Fractions

I think- and this is just out loud- that you would do (Cx + D) Over the X^2 + 2? Am I getting that right? OR You have Cx + D over something if the SOMETHING has a term of X to a power greater than one? Am I right?

188. Math

( / means absolute value) Solve: 3+/2y-1/>=1. Graph the solution set on a number line. The number line I have is: -5 -4 -3 -2 -1 0 1 2 3 4 5 6 I'm confused on what to do.

189. Ecology

What are the 4 major parts of a Nuclear power plant?

190. school

what are some nonliving and/or living factors that contributes to energy conservation?

Describe in one paraghraph what embryonic and adult stem cells are and how knowing the difference relates to the artice (the article was on stem cells from human skin; no embryos needed). How do i answer that and what are embryonic cella and adult stem

192. Math

Write an equation for the line that passes through (0,7) and is perpendicular to the line whose equation is y=1/2x-1. y-y1=m(x-x1) y-7=2/1(x-0) y-7=2x-0 y=2x+7(answer)