# Questions Asked onOctober 8, 2008

1. ## chemisty

Calculate the density of oxygen,O2 , under each of the following conditions: 1- STP 2- 1.00 atm and 35.0 C

asked by unknown
2. ## Chemistry

A student performs a crystallization on an impure sample of biphenyl. The sample weighs 0.5 g and contains about 5% impurity. Based on his knowledge of solubility the student decides to use benzene as the solvent. After crystallization, the crystals are

asked by Nina
3. ## 9th grade

why did miss muffet need a road map

asked by nicole
4. ## chem

Calculate the standard enthalpy change for the reaction 2A+B->2C+D Use the following data: Substance A=-257kj/mol B=-413kj/mol C=189kj/mol D=-475kj/mol For the reaction given , how much heat is absorbed when 3.00mol of A react?

asked by tomi
5. ## chem

The complete combustion of butane, (g) is represented by the equation C4H10+13/2O2->4CO2+5H20 STANDARD ENTHALPY IS -2877KJ/MOL How much heat, in kilojoules, is evolved in the complete combustion of 12.8L C4H10 at 23.8degrees celsius and 744mmhg ?

asked by tomi
6. ## chemistry

Imagine that you have a 5.50 L gas tank and a 3.50 L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch. If you fill the larger tank with oxygen to a pressure of 105 atm , to what

asked by unknown
7. ## 3rd grade

There are 33 students in the band. There are 6 more fifth-grade students than third-grade students. There are an equal number of third- and fourth-grade students. How many third-grade students are in the band?

asked by Kristina
8. ## Chemistry

Steam at 100°C was passed into a flask containing 250 g of water at 21°C, where the steam condensed. How many grams of steam must have condensed if the temperature of the water in the flask was raised to 76°C? The heat of vaporization of water at 100°C

asked by Ryan
9. ## Chemistry

A quantity of ice at 0.0°C was added to 25.6 g of water at 21.0°C to give water at 0.0°C. How much ice was added? The heat of fusion of water is 6.01 kJ/mol and the specific heat is 4.18 J/(g · °C). I don't understand how to set this problem up (what

asked by Ryan
10. ## physics 4...help PLEASE!!

A skateboarder starts at point A in Figure 8-27 and rises to a height of h = 2.37 m above the top of the ramp at point B. What was the skateboarder's initial speed at point A?

asked by kelsey
11. ## social studies

How do monopolies threaten the free enterprise system?

asked by anna
12. ## chem

The complete combustion of butane, (g) is represented by the equation C4H10+ 13/2O2->4CO2+5H2O standard enthalpy is -2877kj How much heat, in kilojoules, is evolved in the complete combustion of 12.8ml at 23.8degrees celsius and 744mmhg ?

asked by tomi
13. ## physics 2..help PLEASE!!

A 63 kg skier encounters a dip in the snow's surface that has a circular cross section with a radius of curvature of 12 m. If the skier's speed at point A in Figure 8-25 is 7.9 m/s, what is the normal force exerted by the snow on the skier at point B?

asked by kelsey
14. ## accounting

________________________________________ Question 1: (10 points) E 5-2 Installment sales method; journal entries LO2 Charter Corporation, which began business in 2006, appropriately uses the installment sales method of accounting for its installment sales.

asked by Abeam
15. ## physics

A boat can travel at a speed of 8km/h in still water on a lake.In flowing water of a stream, it can move at 8km/h relative to the water in the stream.If the stream speed is 3km/h, how fast can the boat travel upstream and downstream?

asked by Vanessa
16. ## physics3..help PLEASE!!

At the local playground a child on a swing has a speed of 2.14 m/s when the swing is at its lowest point. (a) To what maximum vertical height does the child rise, assuming he sits still and "coasts"? Ignore air resistance. (b) To what maximum vertical

asked by kelsey
17. ## chem help

Arrange the following elements in order of increasing atomic radii. Sr, Rb, Sb, I, In

asked by sarah
18. ## Chemistry

A quantity of ice at 0.0°C was added to 25.6 g of water at 21.0°C to give water at 0.0°C. How much ice was added? The heat of fusion of water is 6.01 kJ/mol and the specific heat is 4.18 J/(g · °C). I don't understand how to set this problem up (what

asked by Ryan
19. ## spelling

what is a characteristics for scarcity

asked by ST
20. ## chem

A calorimeter contains 16.0ml of water at 15.0degrees celsius. When 1.60g of X(a substance with a molar mass of 46.0g/mol) is added, it dissolves via the reaction X(s)+H20(l)->X(aq) and the temperature of the solution increases to 25.0degrees celsius.

asked by tomi
21. ## science

i have to write a science acrostic poem on the word sublimation can any one help me with this please. thanks in advance.

asked by dgisselle
22. ## Chemistry

Asprin C9H8O4 is made by the reaction of salicylic acid C7H6O3 and acetic anhydride C4H6O3. The other product in the reaction is acetic acid HC2H3O2. How many of each reactant should be used to produce 75.0g of asprin. Assume that the reaction gives a

asked by Mookie
23. ## sublimation poems

hi i need help to find a acrodtic poem for the word sublimation can somebody help me

asked by dgisselle
24. ## physics

How long does it take the skier to reach the bottom?

asked by Vishnu
25. ## chemistry help-

Which of the following has the lowest second ionization energy? a. Ca b. Ne c. K d. Ar e. Na Arrange the following set of ions in order of increasing atomic radii. Ca2+, Cl-, K+, P3-, S2- a. Ca2+ < K+ < P3- < S2- < Cl- b. K+ < Cl- < Ca2+ < S2- < P3- c. P3-

asked by michael
26. ## History

Why were Americans interested in expansion northward?

asked by Becca
27. ## Geo

What sets the israelites apart from thee other groups liveing in the fertile cresent?

asked by madison
28. ## Punnet Squares- Check my answer please.

A species of clam shows incomplete dominance in the expression of its shell color. RR is the genotype for red shell, Rr is genotype for an orange shell, and rr is the genotype for the yellow shell. Predict the outcome of a cross between an orange shelled

asked by soojung
29. ## chemisty

To identify a diatomic gas (X2), a researcher carried out the following experiment: She weighed an empty 1.00-L bulb, then filled it with the gas at 1.10 atm and 23.0 C and weighed it again. The difference in mass was 1.27 g . Identify the gas.

asked by unknown
30. ## differential equations

the directions are to determine whether or not the equation is exact if so then solve it. the question is (x-y^3+ysinx)dx = (3xy^2+2ycosx)dy i solve and i got that it is exact because My is -3y^2+2ysinx and Nx is -3y^2+2ysinx since m and n are equal then

asked by allison
31. ## 9th grade

acrostic poem on p h o t o s y n t h e s i s

asked by elizabeth
32. ## geometry

We are learning about proofs. We drew lines between noncollinear points. Our table showed 2 points >> 1 line segment, 3 point >> 3 line segments, 4 points >> 6 line segments, 5 points >> 10 line seg, 6 points >> 15 line seg. etc. Write an expression in

asked by Zack
33. ## physics

4 people stand at the corners of a square. Fred stands at point (0,0) Ted at (1,0) Ed at (1,1) and ned at (0,1). they each pull on a rope connected to the center of the square (0.5,0.5). Fred exerts 11N, Ted exerts 11N, Ed 17N and Ned 15N. what is the net

asked by bhatt
34. ## physics..help PLEASE!

A 0.26 kg rock is thrown vertically upward from the top of a cliff that is 35 m high. When it hits the ground at the base of the cliff the rock has a speed of 28 m/s. (a) Assuming that air resistance can be ignored, find the initial speed of the rock. (b)

asked by kelsey
35. ## psychology

The following table describes five situations in which a person reacts to stress in an unhealthy manner. For each: a. identify the stressor(s). b. briefly explain why the person's reaction is an unhealthy choice. c. briefly describe one healthy alternative

asked by ann
36. ## language arts

Could someone suggest one way that teachers can integrate content and instruction in an English language arts classroom. It will give me an idea how to anwser the question. Thank you

asked by sally
37. ## History

What areas of British North America seemed most vulnerable to American expansion?

asked by Becca
38. ## 7th grade

What is the subject and verb in the sentence "Past the large sign is a windmill?"

asked by Michael
39. ## Verbs (please answer all, don't give me a website)

IN EACH OF THE FOLOWING SENTENCES, DRAW ONE LINE UNDER ANY HELPING VERBS AND TWO LINES UNDER THE MAIN VERB. THEN,WRITE AV IF THE VERB IS AN ACTION VERB OR LV IF ITS A LINKING VERB. ALSO, WRITE TR IF THE VERB IS TRANSITIVE OR IN IF THE VRB IS INTRANSITIVE.

asked by Jesus
40. ## Social Studies

Western democracies are referred to as representative democracies. They share a common ideology. However, when they transform theory into practice, differences occur. One important difference is a matter of emphasis. Should a system emphasize liberal or

asked by Ashley
41. ## Math

How do I express a decimal in scientific notation? I know how to do it with whole numbers, but don't know what the rules are when the number is something like .00075.

asked by Gretchen
42. ## Chemistry

A 2B + C at a certain temperature the equilibrium pressure of the system is 0.318atm. Determine Kp for this reaction. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2B + C = 0.318atm /3 = 0.106 CO2 = 0.106 atm NH3 = 2(1.06) atm =0.212 atm Kp = PNH3 ^2 x PCO2 kp

asked by Tri
43. ## Statistics

From a statistical point of view why a company might want to report its mean salary in one situation and its median salary in another?

asked by Ashli
44. ## physics and math

hi guys, i had the following question but i keep on getting it wrong, should i use -9.8 or 9.8 m/s2 for the acceleration? im confused and would really appreciate some help. A student throws a set of keys vertically upward to her sorority sister, who is in

asked by Madison
45. ## 12 math

there are 8 opposite sex married couples at a party. two people are chosen at random to win a door prize. A. what is the probability that the 2 people will be married to each other? B. what is the probability that the 2 people will be same sex? C. if 6

asked by Linda
46. ## accounting

Question 5: (50 points) E 5-11 Income (loss) recognition; percentage-of-completion and completed contract methods compared LO4 Brady Construction Company contracted to build an apartment complex for a price of \$5,000,000. Construction began in 2006 and was

asked by Abeam
47. ## Alegebra II

Money_Word_Problems: In 1950, the average price of a car was about \$2000. This may sound inexpensive but the average income in 1950 was much less than it is now. To compare dollar amounts over time, use the formula V=A/S(C), where A is the old dollar

asked by *BRiANA*
48. ## science

what conditions do scientists examine when they monitor volcanoes?

asked by diana
49. ## algebra

Kelly is nine years older than her sister. Kelly's age is one more than twice her sister's age. What is Kelly's age? how do I solve this problem?

asked by Rose
50. ## unscrambling word

I NEED HELP UNSCRAMBALING "NOKMEERITLEE" IT MIGHT BE MORE THEN ONE WORD

asked by MINDY
51. ## help on chem

What is the wavelength of light (nm) having a frequency of 1.82 x 1014 Hz?

asked by andy
52. ## 3rd grade social studies

In which part of the USA is Mississippi located: southeast What is the name of the river that forms much of Mississippi western border? Tombidbee River Which state borders Mississippi on the east? Arkansas What large body of water borders Mississippi on

asked by LaNoria
53. ## math

ACTIVITY 12: TERMINATE OR REPEAT? Every fraction has a decimal equivalent that either terminates (for example, ) or repeats (for example, ). Work with a group to discover which fractions have terminating decimals and which have repeating decimals. You may

asked by gertrude
54. ## Chemistry

An intermediate step in the production of battery acid, sulfuric acid, invoves the information of sulfur trioxide gas from sulfur dioxide and oxygen gases. (this reaction is also the usual first step in the production of acid rain). The Kp for this

asked by Tri
55. ## English

where can i find information on the book "Life on the Mississippi"?

asked by Jessica
56. ## help on

What is the wavelength of light (nm) having a frequency of 1.82 x 1014 Hz?

asked by andy
57. ## Chemistry

Benzyl alcohol (boiling point: 205 degrees C) was selected by a student to crystallize fluorenol (melting point: 153-154 degrees C) because the solubility characteristics of this solvent are appropriate. However, this solvent is not a good choice. Explain

asked by Nina
58. ## physics

A skier is gliding along at 1.13 m/s on horizontal, frictionless snow. He suddenly starts down a 13.1° incline. His speed at the bottom is 18.8 m/s. What is the length of the incline? ------------------------------------ Use his change in kinetic energy

asked by Vishnu
59. ## Consumer math

How to Compute percent of change in cost: Item:1 lb.apples price in 1970: 0.25 what is the Present price and what is the percent of change?

asked by Anna
60. ## science

What are vesicles?

asked by betsy
61. ## physics

You are driving to the grocery store at 12.2 m/s. You are 193.0 m from an intersection when the traffic light turns red. Assume that your reaction time is 0.790 s and that your car brakes with constant acceleration. How far are you from the intersection

asked by Vishnu
62. ## plz integrate

how do u integrate 1+u/3u+2u^2 please help me get started ...tnk u

asked by allison
63. ## 3rd grade

My son has this Math word problem and I can come up with the answer but, I don't know how to explain to him how I got the answer. The problem is:Lauren has collected 150 nickles and dimes. She has 70 more nickles than dimes. How many nickles and how many

asked by Kathy
64. ## Calculus

Find the limit Limit as h approaches 0 of : SqRt(4+h)-2 ____________ h by relating it to the derivative. (Indicate reasoning.)

asked by Kristyn
65. ## Chemistry

the task is to determine which liquid is which, two blue solutions and two clear choices: CUSO4 CU(NO3)2 NH4OH CaCl2

asked by Giznelbell
66. ## science

what did the first ever microscope look like

asked by Jessica
67. ## Calculus

Find the absolute maximum and absolute minimum values of f(x)=sinx + (ã3) cosx on the closed interval [0,ƒÎ/3]

asked by Anonymous
68. ## physics

Larry leaves home at 2:08 and runs at a constant speed to the lamppost. He reaches the lamppost at 2:15, immediately turns, and runs to the tree. Larry arrives at the tree at 2:29. What is Larry's average velocity during his trip from home to the lamppost,

asked by Vishnu
69. ## physics

In 1865, Jules Verne suggested sending people to the Moon by launching a space capsule with a 207.9 m long cannon. The final speed of the capsule must reach 11.31 km/s. What acceleration would the passengers experience?

asked by Vishnu
70. ## Physics

Hi, I honestly don't know how to approach this question and what equation to use. A 50.0 g Super Ball traveling at 28.0 m/s bounces off a brick wall and rebounds at 18.0 m/s. A high-speed camera records this event. If the ball is in contact with the wall

asked by Gina
71. ## elementary

I am doing commas in a series Our attic is filled with boxes, bags and books. do I need to put a comma after bags. Please let me know.

asked by rose (Ms. sue)
72. ## Maths

These questions are about permutations and combination: Find the number of ways in which a class of 20 children can be divided into two groups of 6 and 14 if the class has a set of twins who are inseperable. (ans. is 21624) Four books are taken from a

asked by Claire
73. ## physics

A rock is tossed straight up with a velocity of 37.1 m/s. When it returns, it falls into a hole 18.8 m deep. What is the rock's velocity as it hits the bottom of the hole? Responses The gain in kinetic energy equals the loss of potential energy. (1/2) M

asked by Vishnu
74. ## math

Statistics. The following table gives the free throws attempted (FTA) and the free throws made (FTM) for the top five players in the NBA for a recent season. Calculate the free throw percentage for each player by writing the FTM over the FTA and converting

asked by gertrude
75. ## algebra 1

how would you figure this out: Multiply the equation by a power of 10 to write an equivalent equation with integer coefficients. 4.15x+3.01=10.9x+1.29

asked by anonymous
76. ## Pre-calculus

A set of data is normally distributed with a mean of 500 and a standard deviation of 40. What percent of the data is between 460 and 540? Answer: 68.3%

asked by Lucy
77. ## English

i have to right a short story with characeristics from the romantic period.. main character has to be form the book the crucibe... setting must be in nature hero must have supernatural powers...characters must be free spirited playful emotional and

asked by AMANDA!!!!
78. ## physics

A rock is tossed straight up with a velocity of 37.1 m/s. When it returns, it falls into a hole 18.8 m deep. What is the rock's velocity as it hits the bottom of the hole? Responses The gain in kinetic energy equals the loss of potential energy. (1/2) M

asked by Vishnu
79. ## social studies

what caused king philip's war?

asked by danna
80. ## Middle school Grammar

When do use then vs than in comparisons?

asked by Eamorson
81. ## statistics

what is the use of statistics in production?

asked by Anonymous
82. ## Biology

What is an adenosine triphosphate? I don't understand the fancy definitions. Can some one please simplify it for me? Thanks!

asked by Kate
83. ## SAT

how do you do well ont eh MC writing section of the SAT? how do i prepare for it?

asked by Okeisha
84. ## Economics

economic question answered by basic social values and goals

asked by tameisha
85. ## 12 data management

3 oeople - john joan and kim throw a ball to each other. there is a probability of 1/3rd that johnwill throw it to joan. probability of 1/2 that joan wil throw it to kim. probability of 1/4th that kim will throw it to john. A. show in a Markov chain as a

asked by Linda
86. ## college-Intermediate Microeconomics

The Lump Sum Principle In the 1980s Margaret Thatcher was the British Prime Minister. She was very popular and e ective until she pushed for the idea of a so called lump-sum tax. The lump-sum tax is one in which every citizen pays a single xed payment.

asked by Derek
87. ## 11th grade ETHICS

Compare and contrast absolute and relative approaches on culture and morality. PLEASE HELP I AM SOOOO STUCK !!

asked by Zow
88. ## antiderivative

i need help with finding anti derivative of -2xe^x +y-6x^2 dx so i use the integration by parts to solve for -2xe^x?

asked by allison
89. ## life science

Hi I am doing a report on manas natianal park. and how it got on the world heritage site. but i cant find anything on iti have to answer these question Describe the diversity of life forms found in the area. Describe the biological interrelationships among

asked by amy
90. ## Paralegal

Why do paralegals need to know about computers and the different types of computer software packages to be a paralegal? What type of technology is vital in the law office setting?

asked by Shirley
91. ## algebra

48 equals a number increased by 6, and the sum, all multiplied by 5. need help converting this word problem to an equation and solving.

asked by Rose
92. ## science

What happens to a vesicle in exocytosis?

asked by betsy
93. ## 6th gr grammar

not only, but also Why is this wrong?? Britt not only enjoys listening to the band, but also going to their concerts. why should it be: Britt enjoys NOT ONLY listening to the band, but also going to their concerts...?

asked by Graymon
94. ## 5th grade

Write an expression for the following sentence. Thoma had some money in his bank account. He withdrew \$10.00

asked by Ailyn
95. ## language

I need help with finding 13 mistakes in this paragraph. some parts of the grand canyon have steep rocky slopes There are no trees or plants. Othar parts have short stubby bushes. columns of rock up to a mile (5,280 ft) high reach up from the canyon floor

asked by deja
96. ## 5th grade

what does an oblique line look like

asked by trey
97. ## math-2

Darin counted 46 more cars than trucks in a parking lot. There were 29 trucks. Write an expression that shows how many cars were in the parking lot.

asked by RORO
98. ## health

I need information on skin disorders for a project

asked by michael
99. ## Social studies

What speacial belief do the babylons have?

asked by Nicky
100. ## physics

An object is thrown vertically upward with a speed of 19.1 m/s. How high does it rise? I get 1.86e+01 m How long does it take to reach this highest altitude? I get 1.95e+00 s ------------------------------------------------------ I am stuck on part c,

asked by Luckna
101. ## data 12

From a lot of 12 flares, 4 are selected at random. if the lot has 4 defective flares, what is the probability that all 4 will not work. B. whats the pobablity that at most 2 will not work?

asked by Linda
102. ## AED

I need help: consider that educational goals and standards reflect the goals and standards of the society in which schools exist. Then provide examples of the similiar as well as the differing roles that home,society, and school play in today's educational

asked by dawn
103. ## data

A die is thrown 20 times and a sucess is defined as on or a six on the upace of the die,. Use binomial distribution to determine the probability of getting exactly 5 successions in 20 trials

asked by lin
104. ## social help needed

what would be a definition that a 50 old or above people would give for HERO and even a chil less than 11?????????????

asked by Anonymous
105. ## Psychology

A researcher tested the Hr that reading out loud to your unborn baby will make the baby a better reader later in life. Mothers were randomly assigned to either a silent group in which they read silently during pregnancy at their normal reading times; or an

asked by Pauline
106. ## college

find the cirumference of each figure. use 3.14 for pie of 3.75 ft. ^2 round the answer to one decimai i came up with 44,15625 but i do not know how to round it to one decimal.

asked by gertrude
107. ## Psy 20

Effects of Stress CheckPoint

asked by Anonymous
108. ## Math Symbols

What does ^ mean in math? I see people writing it as a symbol on this site often! Thanks!

asked by Angie
109. ## science/biology

why was/is there a stigma attached to AIDS?

asked by anonymous
110. ## history

•Submit a 150- to 200-word response comparing Nixon’s policies of engagement with foreign policy strategies used during the Cold War.

asked by bonzaieze
111. ## Grade 8

Why does Great Britian have colonies in North America??

asked by Aryna
112. ## math

what is the true meaning and exact value of pi?

asked by stephanie
113. ## adult education/accounting

Hello, I want the answer for 'pay as you go' on accounting/crossword,and I don't know the answer can someone tell me/help me with it,it is a 4 letter word. Thank-You!

asked by Wedad
114. ## SATs

how do i prepare for the writing section of the sats?

asked by Okeisha
115. ## Science

How does osmosis explain the fact that a watery syrup forms when you put sugar on strawberries?

asked by betsy
116. ## Social studies

What were the first five books of the hebrew? please help me

asked by Joe
117. ## health insurance

what are reasons that some people refuse medical insurance and what demographic to you feel they fill?

asked by april
118. ## Science

What will happen if you put a tea bag in cold water?

asked by Alessandra
119. ## chem

our task is to determine which liquid is which, two blue solutions and two clear choices: CUSO4 CU(NO3)2 NH4OH CaCl2 how do i do this? ik that cooper solutions r blue...

asked by giznelbell
120. ## 6th grade

How can you make an input output division chart

asked by Samantha
121. ## Math probability question

a spinner is divided into three areas x,y,z. the measure of angle a is 90 degrees, angle b is 120 degrees and angle c is 150 degrees. If the spinner is spun once, find the probabliity that it will land in 1) area X 2) area y 3) area z

asked by Bob
122. ## health

what is the healthiest diet

asked by brandy
123. ## 6th grade

I need a definition and examples of dynamic system- under natural resources, the teacher's definition is - a system that changes( kind of vague)

asked by Julia
124. ## 12 data

the owner of supereb coffee wants to buy 100 bags of coffee from Great Aroma. They take a sample of 10 bags and agree to buy the consigment if, at most , 1 bag in the sample fails to meet requirements. Great Aroma knows that 10 % of the total consigment

asked by Walters
125. ## algebra

Construction. An A-frame cabin has a triangular front with a base of 30 ft and a height of 20 ft. If the front is to be glass that costs \$3 per square foot, what will the glass cost?

asked by terry
126. ## Project Management

List the personal and professional characteristics necessary to be an effective project manager. What characteristics are learnable?

asked by Robert
127. ## 11th grade

CAROLINA, 1670-1760 TO WHAT EXTENT WAS ECONOMICS THE BASIS FOR PROTEST?

asked by JOEI
128. ## Algebra!

How do I graph a linear equation? What do I place for each axis?

asked by Angie
129. ## Math

In my textbook, there's an equation with log ex. log(50,000)+log(150,000)= some number But when I use the log button on the calculator, the answer is not correct? But when I use the ln button, it's the correct answer? So for log, you press ln, then what is

asked by Judy
130. ## american government

How do six principles of the constitution make the U.S. different than other countries?

asked by laurel
131. ## math

How can a rectangle with be used to illustrate the multiplication of polynormals

asked by nadine
132. ## DIVISION

CAN YOU DIVIDE WITH LATTICE MATHEMATICS?

asked by Anonymous
133. ## physics

A skier is gliding along at 1.13 m/s on horizontal, frictionless snow. He suddenly starts down a 13.1° incline. His speed at the bottom is 18.8 m/s. What is the length of the incline? ------------------------------------ Use his change in kinetic energy

asked by Vishnu
134. ## integrate

how do i integrate 2u du /u-2+2u^2 so i used subsitution rule? or can i used integration by parts and how? thanks in adnvace

asked by allison
135. ## Economics

Is it possible for a small firm with a low concentration ratio to thrive and profit in an industry?

asked by janice
136. ## integrate

integrate du/3u and integrate x/x^2 dx it might be simple...i just need a head start...tnx

asked by allison
137. ## science

How are glucose molecules moved into a cell?

asked by betsy
138. ## social hwlp needed...........

how would you define a hero? what qualities would he/ she possess? name anyone hero today?

asked by Anonymous
139. ## Science

What mineral deposites are in Shubra al Khaymah, Egypt

asked by Mandi
140. ## math

Given T=RV,find R If T=4 and V=8

asked by sherri
141. ## Health Science

What countries have a two-tier health care besides Canada? Can you please provide some links?

asked by Anonymous
142. ## data

on a standard Iq test the scores are normally distributed with a mean of 100 and a standard devaition of 20. A. if you score 140 in whst precentile are you? B. if you score 90 on what percentil are you?

asked by Linda
143. ## Math

can you please help me solve this quadadratic equasionby factoring : x^2-8x+16 would this be the right way 8x^3+16 to start

asked by nadine
144. ## algebra

Construction. An A-frame cabin has a triangular front with a base of 30 ft and a height of 20 ft. If the front is to be glass that costs \$3 per square foot, what will the glass cost?

asked by Anonymous
145. ## Reading

Who wrote the original story of The Three Little Pigs

asked by Dylan
146. ## Spelling

I have been selected for this spelling bee. Can I have some tips? Thanks!

asked by Angie
147. ## business

Review the key federal legislation, particularly the following: • Title VII of the Civil Rights Act of 1964 • The Civil Rights Act of 1991 • The Equal Employment Opportunity Act of 1972 • Age Discrimination in Employment Act of 1967 • Americans

asked by dubbie
148. ## english

the sum of many parts that starts with a c and eands with an o and has an L in the middle

asked by Aj
149. ## chemistry

What is the precision of lab equipment? More importantly, how do you find it?

asked by arya
150. ## Math

A bike shop has 8 red, 5 blue, 12 black, and 9 white bikes. Write an expression that shows how many more black bikes than red bikes there are.

asked by RORO
151. ## physics

Larry leaves home at 2:08 and runs at a constant speed to the lamppost. He reaches the lamppost at 2:15, immediately turns, and runs to the tree. Larry arrives at the tree at 2:29. What is Larry's average velocity during his trip from home to the lamppost,

asked by Vishnu
152. ## com220

what approaches do you think might be useful to a researchers who needs to determine whether or not a source of information is authentic?

asked by lynn
153. ## math

round each number to the nearest 10 19- 20 65- 60 3- ? is it 1 or 10? Thank you for the help.

asked by MIA
154. ## History

Explain why other politicians thought it would be good for grat britian if the colonies became more self sufficient and eventually independent.

asked by Becca
155. ## crt 205 week 5

idenifing fallacies and catergorizing fallacies

asked by bogie
156. ## com 150

thesis statement outline on right to die

asked by bogie
157. ## japan

I was actually looking for someone to help me edit this essay about gift giving. Would that be possible? アメリカでは、贈り物をあげるのは一年に２回やります。 まずは、クリスマスで、とても重要な休日です。

asked by Jessica
158. ## History

How was Great Britian;s new attitude a reason for Confederation?

asked by Becca
159. ## math

Find the value of the following fractional expression: 10/1 + 9/2 – 8/3 – 7/4 – 6/5 – 5/6 – 4/7 – 3/8 – 2/9 – 1/10 Provide your answer as a simplified fraction.

asked by blake
160. ## 6th gr grammar

When should i use it. vs. they?

asked by Graymon
161. ## algebra

two junked cars were sold at auction to a buyer who paid a total of \$2,000 for both cars. If the more expensive of the two cars was \$240 less than three times the price of the cheaper car, how much was the more expensive car? how do I solve this word

asked by Rose
162. ## language arts

How do I use naivete in a sentnce?

asked by Ty
163. ## help

could someone show me the steps for solving this: 3x+24=9(x+4)

asked by nadine
164. ## chemistry

why do they put chlorien in swimming pools and drinking water???

asked by lauren
165. ## math

(9+5)-(2-4)

asked by Kyle
166. ## AP US History

What was Jefferson's and Jackson's stance on the Warren Brdge v. Charles River Bridge case?

asked by Morgan
167. ## math

how would I write 9557 in scienctific notation would it be like this: 9.557

asked by nadine
168. ## Speech

Ethical considerations for communicators

asked by Ana
169. ## 3rd Grade Math

I thought the simple answer would be 150-70=80 too but, the problem states that she has 70 more nickles than dimes. So, I was thinking that the answer would be 40 dimes and 110 nickles-which adds up to 150 and 110 is 70 more than 40 but, I don't know how

asked by Kathy
170. ## social studies

what is communism?

asked by tutu
171. ## English

describe what you consider some of the "gifts you have to offer the world" and some of the "things you really need."

asked by Anonymous
172. ## college-ECONOMICS

Most of the preferences we use in class exhibit convexity. What does it imply about the shape of indifference curves? Explain, in words, what this implies about consumer preferences, think of an example where this might be a bad assumption and try to come

asked by Mikel
173. ## geogrphary

Caspain sea:lakes as __:ocean

asked by Anonymous
174. ## math

explain how we use pi in the real world.

asked by stephanie
175. ## com 150

brainstorming and brain mapping

asked by tasha
176. ## com 150 week 6

body parsgraphs and topic outline and working references list check point

asked by tasha
177. ## 6th grade

what are pareleleo lines this is math jiskha ,please answer thankyou

asked by deborah
178. ## geography

what is a mild rainy climate called

asked by chuck
179. ## social sudies

what was the first five books of the hebrews bible called?

asked by Joe
180. ## IT 220

describe an example of copyright infringement in relation to the use of Web resources. Do any conditions exist where individuals may legally use another's intellectual property?

asked by sam
181. ## chemistry

does fire have matter?

asked by lauren
182. ## earth science

another name for the deep trenches long the edge of south america are called

asked by tim
183. ## 12data

Given A= {1,3,5,7} B- {C,D} S= {xeI o

asked by Walters
184. ## Social studies

Were the biginning of Judasim like?

asked by Chris

2 = 8 : 10

asked by Ana
186. ## physical science

mendeleev's proposal

asked by yushima
187. ## Math (Trig)

What does sec^2(-2) equal? Can you explain why?

asked by Charles
188. ## history

why were the romans so well behaved when they were at soldier school

asked by harry
189. ## english

what is the sum of many parts?

asked by Aj
190. ## english

what is the answer to consisting of seprate interconnectedparts?

asked by Aj
191. ## english

well my main charater is this girl named abigail she is a flirt and a liar ...just need help geting started... really don't know how to start my story off

asked by AMANDA!!!!
192. ## possessive noun

please help me with my home work i am trying

asked by marlen
193. ## puzzle

please help me to unscramble - agklbrea

asked by keisha
194. ## computer science

how was the price of computation changed over time?

asked by mb
195. ## computer science

how would 123 base 4 look in base 5 and why?

asked by mb
196. ## chemistry

why is platinum more expensive than gold??

asked by lauren
197. ## business law

whaqt is an intentional tort

asked by superman
198. ## social studies

what led to napoleon's defeat at trafalgar near the strait of gibraltar

asked by cindy
199. ## bio

other than the fact that they are specific, why do enzymes make good drug targets?

asked by Anonymous
200. ## science

which will form a ion more easily Sodium or Sulfur and why

asked by bob
201. ## Math

What is the total area in square miles and square kilometers of Shubra al Khaymah, Egypt

asked by Mandy
202. ## math

Gasoline is about \$4 per gal. You use about gallons each day driving to and from work. How much should you budget for gas over the next month (about 20 workdays)?

asked by eric
203. ## English

what do you mean

asked by AMANDA!!!!
204. ## Alg 2

(x^2 + 2x - 4)^2 - (x^2 - 2x - 4)^2

asked by zam
205. ## History

i had 26 questions from my book trust me im not using u for the answers i can't find them!! plz help me:(

asked by Becca
206. ## computer science

Where do basic technical innovations most often originate?

asked by mb
207. ## history

during the collapse of the republic in rome what changes were necessary to administer a vast multi-national territory vs. a city state?? please help this is the only one i cant get.. thanks :)

asked by christina
208. ## science (matter)

how come ice cubes shrink after they have been in the freezer for a long time?

asked by Angie
209. ## algerba

3/4 + 7/10 + 4/15 = 3/11+ 9/11 +1/11 =

asked by lisa