1. Physics

A tennis ball is thrown vertically upward with an initial velocity of +8.0 m/s. a. what will the ball's speed be when it returns to its starting point? b. how long will the ball take to reach its starting point?

2. dictionary

What does the italicized n stand for in a dictionary entry

what are the aims in cereal cookery and why do you have to eat so much fibre?

4. Chemistry 101

Silver chloride, often used in silver plating, contains 75.27% Ag.Calculate the mass of silver chloride required to plate 185 mg of pure silver.

5. algerbra 2

How do I solve this: The absolute value of ax+b is less than or equal to c for the terms of x in terms of a, b, and c where a>0 and c>0 -Then they ask: The absolute value of ax+b is more than or equal to c for the terms of x in terms of a, b, and c where

when in the absolute value of x equal to the absolute value of negative x? (always right?) negative sign is inside absolute value bars when is the absolute value of x equal to negative absolute value? (never?) negative sign is outside absolute value bars

7. chemistry

Consider the following reaction: 2HBr(g)---> H_2(g) + Br_2(g) B)In the first 15.0s of this reaction, the concentration of HBr dropped from 0.510M to 0.455M. Calculate the average rate of the reaction in this time interval. C)If the volume of the reaction

8. SPANISH 1

i need help to make sure i translated these sentences correctly... (1)Que tiempo hace? What is the weather? (2)Que hora es? What hour is it? (3)A donde (where) camina Felipe? Where does Felipe walk? (4) Felipe toca a la puerta de Maria? Felipe knocks at

9. physics

1.In a cathode ray tube, electrons are accelerated from rest by a constant electric force of magnitude 6.56 x 10*-17 N during the first 1.87 cm of tube's length; then they move at essentially constant velocity another 45.0 cm before hitting the screen.

10. math

what least number must be subtracted from 13601 to get a number exactly divisible by 87?

11. math

the fill pipe for a tank can fill the tank in 4 hours and the drain pipe can drain in 2 hours. If both pipes are accidentally opened, how long will it take to empty a half-filled tank?

12. chemistry

I have to separate salt, sand, steel shot, copper shot, and plastic pellets(one type is heavier than water. Any help? thank you

13. jisak

Jiska-homework help? I don't seem to have any help. they just search the google and attached the website of the google search

14. math

when might you think you're built upside down?

15. Psychology

According to B.F.Skinner, superstitious behaviors are the result of what? Is it continuous reinforcement or accidental reinforcement?

16. english

Invite Jim on our fishing trip. In the above sentence can you tell me what words modify the predicate. I think the predicate is invite but I'm not sure. if so would on our fishing trip be the predicate modifiers. And also would Jim be the subject of the

17. something

oh yeah which one heviest element out of the first 5 of family 1, first 4 of family 2, 13, 14, and 18. The first 3 of families 15-17

18. math- word problems

I tried doing this problem but i just don't get it: A boy has 16 coins consisting of nickles, dimes, and quarters. The number of nickles is 3 less than the number of dimes and the value of the quarters is 55 cents greater than the value of the dimes. How

19. math

i want to know if division distributive over addition??? and why?? or does it depend on the example??

Explain how you would use a number line to round 148 to the nearest ten.

21. World History

For a project, I have to have the old and new French flags on my poster. However, as I'm searching the internet (my textbook does not have it) the search results keep coming up with a ton of flags that were used. I'm pretty sure the new flag is the

22. Math

In a two-axis system each point has _____ cordinate(s) a. one b. two C. three d. four I believe the answer is a. one

23. help

when water is distilled it leaves a solid containing the elemnts-

24. cells - science

I need to make a 3-d cell. animal or plant.how do i do that and what materials do i need.not edible

The empire state building is 381 meters tall. The grand canyon is 76 empire state building laid end to end at its widest point. Write and solve an equation. division

26. English

She is going to get off at the airport in America. She is going to get to the airport in America. She is going to meet some of her friends in America. She is going to fly in the airplane. She is going to get off on the trap in the airplane.

27. accounting

How depreciation and amortization affect the income statement and the profitability of the company as well as its affect on the income taxes a company pays. Also the advantages of an accelerated method of depreciation and how that affects net income, the

is division distributive over addition? or does it depend on the example

29. social help.......

where is syrian desert??????

30. Calc 1 - Factoring??

Solve the inequality. Express the solution sets as intervals or unions of intervals and show them on the real line. Use the result (square-root of a^2) = |a| as appropriate. (x+3)^2 < 2

31. English

1. He went to New York Movie Theater yesterday. 2. He went to New York Theater yesterday. 3. He went to the New York Theater yesterday. ( He saw a movie in the theater yesterday. :situation) ------------------------------ In this case, which expression do

32. Forensic Psychology

In November of 1978, 913 people out of 1,100 people committed suicide in Guyana in a settlement called Jonestown. This settlement was ruled by a person named Jim Jones. He held psychological control of the inhabitants. If Jim Jones was profiled before

33. math

a triangle with 3 congruent angles and 3 congruent sides is what?

34. chemistry

The following is a question on a lab I do not understand and need help with (thank you). Topic: Hardy-Weinberg In this Scenario, we will assign initial genotypic frequencies. 1. Record your class population's data in Table 3A. 2. Record your assigned

35. chemistry

The following is a question on a lab I do not understand and need help with (thank you). Topic: Hardy-Weinberg In this Scenario, we will assign initial genotypic frequencies. 1. Record your class population's data in Table 3A. 2. Record your assigned

36. Chemistry

Which metal would you expect to generate more gas when exposed to a weakly acidic solution, K or Ca? I say K because it only needs to lose one electron. Is this true?

37. English

1. I went to the art museum to take a lok at works of art. 2. I went to Sajik Sports Complex to watch a baseball game. 3. I went to London Market to buy some fish. 4. I went to London Bookstore to buy some books. 5. I went to Starbucks to drink tea with my

38. government

what is the word that means the wealth which is added to ones total?

39. chemistry/science

2HCl + Mg = H2 + MgCl2 We are given 0.10 grams of Mg The concentration of Mg = 24g/mol Using avogadro's law (V=n/c; v-volume(L), n-number of moles(mol), c-concentration(g/L)) we have to predict the amount of HCl needed. help !

40. pre calc

Sam Bordner can dig his garden in 4 hours end Elsie Bordner takes the same amount of time. After working together for an hour, their son Gregory helps them finish in just 30 minutes. How long would it have taken gregory to dig the garden by himself? Can

41. Gender (psychology)

Hello, I need help with this question? What are the 4 types of gender roles people can have and how are they different from each other, How do you know which category you fall into? So far i have 4 types of gender roles are masculine, feminine,

42. Physics

Two canoeists in identical canoes exert the same effort paddling and hence maintain the same speed relative to the water. One paddles directly upstream (and moves upstream), whereas the other paddles directly downstream. With downstream as the positive

43. college-Physics

Two canoeists in identical canoes exert the same effort paddling and hence maintain the same speed relative to the water. One paddles directly upstream (and moves upstream), whereas the other paddles directly downstream. With downstream as the positive

44. Science

What is the maximum that a shell can hold for electrons? What if there are 31 electrons?? I'm confused...

45. chemistry

"Suppose you had a mole of gold atoms (radius=144pm) and could link the atoms together like a string of pearls. How many of these gold necklaces could you make using 1 mole of gold atoms so that each necklace would stretch from the earth to the sun?

46. Math Calculus

The Image Theorem: The image theorem, a corollary of the intermediate value theorem, expresses the property that if f is continuous on the interval [a, b], then the image (the set of y-values) of f on [a,b] is all real numbers between the minimum of f(x)

47. physics

a small spacecraft of mass m is moving in a straight line at a speed of 8.00m/s.It suddenly breaks into pieces .one piece of mass m/3 moves of with a velocity of 2.00m/s at an angle of 30 degrees to the original motion.Calculate the velocity as a vector of

48. Math Calculus

This is all about the intermediate value theorme.. You wish to visit you sweetheart, but you don't want to go all the way over to their house if your sweetheart isn't home. What sort of "existence proof" could you do beforehand to decide whether it is

49. physics

A dart gun is fired while being held horizontally at a height of 0.90 m above ground level and while it is at rest relative to the ground. The dart from the gun travels a horizontal distance of 4.00 m. A college student holds the same gun in a horizontal

50. physics

A 4.9 g bullet leaves the muzzle of a rifle with a speed of 332 m/s. What force (assumed constant) is exerted on the bullet while it is traveling down the 0.85 m long barrel of the rifle?

51. Chemistry 101

How many kg of chlorine are in 23 kg of CF_2Cl_2?

52. Physics

Two packing crates of masses m1 = 10.0 kg and m2 = 6.50 kg are connected by a light string that passes over a frictionless pulley as in Figure P4.26. The 6.50 kg crate lies on a smooth incline of angle 39.0°. a)Find the acceleration of the 6.50 kg crate.

53. Oceanography

If the chlorinity of a sample of seawater is 5.5 0/00, what is the salinity in parts per thousand? Round your answer to the nearest tenths place. Basically, if ANYONE...knows anything about how to do this, or knows the answer or any information that could

54. Chemistry 101

How many kg of chlorine are in 23kg of each of the following? CFCl_3 C2F3Cl3 CF3Cl

55. math

factors of 300

Is dictatorship part of democratic

57. scales in algebra

the actual length of the dust mite is 0.3 mm. the length of the image is 21 mm. what is the scale of the drawing?

58. diversity

why is it necessary for America to divide people into specific races? Who benefits from grouping people?

59. algebra scales

the actual length of the dust mite is 0.3 mm. the length in the image is 21 mm. what is the scale of the image? i don't know what propotion to use!!

60. Biology

i need the word for following definition: 1 incorporation of materials into organism's body 2 taking in food from the nevironment. I need the answer by tonight.

61. Algebra

were doing a review over what we learn i forgot what to do 6x+4y=16y-6 is it 6x+20y-6

L=(2pied)rh

64. biology

__Glycolysis is used to gain energy from glucose. How efficient is it (give an actual number) in its ability to get the energy from glucose into ATP? (assume the organism is undergoing anerobic fermentation). __You are studying a particular reaction in

65. physics

Two canoeists in identical canoes exert the same effort paddling and hence maintain the same speed relative to the water. One paddles directly upstream (and moves upstream), whereas the other paddles directly downstream. With downstream as the positive

66. general bio

HOW ATP can act to shut down the process of glycolysis

67. Medical Terminology

I am trying to write a paper.I am to using jcaho and ismp. I have to answer the following questions: How can eliminating abbreviations reduce errors? Should written policies be developed for abbrevation usage? If yes what should the policies contain? If

68. Algebra 116

1. The perimeter of a rectangle is 126 m. The length is 6 m more than twice the width. Find the dimension. a. What is the length ____ m? b. What is the width ____ m? 2. Two angles are complementary. The sum of the measure of the first angle and half of the

69. Physics

A dart gun is fired while being held horizontally at a height of 0.90 m above ground level and while it is at rest relative to the ground. The dart from the gun travels a horizontal distance of 4.00 m. A college student holds the same gun in a horizontal

70. government

The practice of drawing electoral district lines in order to limit the voting strength of a particular group or party is know as : A)preclearance B) gerrymandering C) mcCarthyism D)mckinneyism

71. government

organizations that raise money to donate to candidates who agree with the organizations beliefs are called: A)ARMs,B)major parties C)minor parties D)PACs

73. social studies

what are some of the main products of New York State?

74. English

I want to wear a fur coat. I want to put on a fur coat. ---------------------- Do I have to use 'wear' or 'put on'? Are both OK? Which one is comonly used?

75. Math

Is it possible for a cubic function to have only 2 real distinct roots, each of order 1? Explain why or why not. Include examples. Please, and thank you .

76. english

what are good things to ask in an interveiw

77. college

how do people respond to frustrations?

78. Trinomials

I need help with trinomials today. x^4 + 2x^2 - 24 and -x^2 - 5x + 14

you are assigned the duty of ensuring the availability of 100,000 yen for the payment that is scheduled for next month. Considering that your compant possesses only U.S. dollars, identify the spot and forward exchange rates. What are the factors that

81. com 140

How will you apply the knowledge you have gained about effective business communication in your current or future job and college courses?

82. spelling

I need to make a sentence with the word stoop, help please.

83. science

How do plants depend on plants ?

84. biology

Two main source of air pollution are --and _.

85. biology 2

What are some animals and plants in the deciduous forests?

86. math

how am i supposed to use the quotient of powers property to show that zero to the zero power is undefined?

87. AP US History

Analyze the extent to which the American Revolution represented a radical alteration in American political ideas and institutions. Confine your answer to the period 1775 to 1800.

88. Mass Media

discuss the general concept of freedom of speech and its general limitations

89. Algebra

d) Suppose you want to add a sprinkler system, and the location of one section of the sprinkler line can be described by the equation . Complete the table for this equation. x y (x,y) -1 -2 -4 2 8

90. factors

how do I do this one? I am a common factor of 693 and 189 I am also a factor of 525 I am greater than 10 What number am I

91. social studies NEED BY TONIGHHT!!!!!!!!!!!!!!!!!!!

i need to know abotu the unemployment in england during the 1400-1625 and the crops of that time and also land and gold protectionm fromt eh english and america and religion-culture of the english.

92. Physics

does any one know the equations for vectors?

93. literary

what is the literary term in this sentence. We will continue to work on grammar next week. I postponed our sceheduled test on subject-verb agreement until we got in a little more practice.

94. science

what compound is formed if you combine iron, sulphur and oxygen?

95. science

if you hold a thermometer in each hand, one farenheit and one celsius, and they read the same. What do they read?

96. beh

briefly explain the disorder: Sleep disorder I know there alot but i just need to do the above and outline (Write) the current (trends)means by diagnosed.Current treatment options are discussed. i need try to and write 250 more words with about the

97. people

when was Vasco da Gama born i already year but i need the month and date

98. equations with fractions

alright, i want an explanation on how to do these so i can do the rest on my own... the first problem is j/3 = 2/5 how do i solve that?

99. health

what does a practical nurse do

100. art

I am trying to find out how dawn dupree's work looks like and how it inspired her to robert rauschenberg, edward hopper, sigmar polke and patrick caulfield.

101. science

why are rocks important

102. re -same question again

sorry to post this question again but i am having trouble finding evidence of what jesus did not do . i don`t really understand the question like i mentioned in my last post does it mean that he did not get married or have children . i can`t find anything

103. Science Fair

I'm in search of an experiment that is not restricted to the mixing of chemicals. Something that addresses a problem within the environment or society in which we live or something that can improve our quality of life. Any suggestions!? I'm running out of

104. college: zoology 251

i am in zoology class plz someone help me with this homework question: Question: Sequence the following event during the cardiac cycle, in right order. 1. AV valves open; aortic valve closed;ventricular filling occuring. 2. Blood ejected from the ventricle

106. Maths

How Do You find the volume of a hexagon ? The Front Has cm squared so do you not times the front bit ??

107. L.A

why don't principles fail??

108. english

these are similies i need to know what they mean...explain 1.as blind as a bat 2.as common as dirt

109. chemistry

what products would be obtained if chromium oxide was mixed with sulpheric acid

110. History

How do I know what website has trustabe information?

111. math

when in the absolute value of x equal to the absolute value of negative x? (always right?) negative sign is inside absolute value bars when is the absolute value of x equal to negative absolute value? (never?) negative sign is outside absolute value bars

112. english

these are idioms i need to know what they are explain 1.Burning the candle on both ends. 2.by the skin of your teeth

What resources does an International Internet retailer need other than merely a storefront on the Internet? Does it require fewer physical, financial, and human resources than a traditional retailer, or just as many? Explain.

114. english

Many notable poets often lived in the New England states. In the above sentence i need to identify the subject modifiers and the descriptive adjectives in the sentence. I believe poets is the subject so would many and notable be the modifiers and if that

115. algerbra

How do I solve this: The absolute value of ax+b is less than or equal to c for the terms of x in terms of a, b, and c where a>0 and c>0 -Then they ask: The absolute value of ax+b is more than or equal to c for the terms of x in terms of a, b, and c where

116. Math

What is the aritmetric average of a set of data? And if you know is it mode?

117. Chemistry

OMG, I did the other fifteen questions of my homework but I'm stuck on these. #1: Which has the higher average kinetic energy, a tub full of 50'C water, or a small cup of 52'C water. Why? Which has more total kinetic energy, the tub or the cup? Why? #2:

118. civics

The person bringing a lawsuit is known as the

119. ENGLISH

these are idioms explain what each means 1.burnign the candle on both ends. 2.by the skin of your teeth also this metaphor..exlain 1.perception is reality

120. math

How do you find the perimeter of a polygon? And how is finding the perimeter of a rectangle different fro finding the perimeter of other polygons?

121. physics

please help me with this question " king kong carries a Fay Wrap up the 321-m-tall empire state building. at the top of the shyscraper, Fay Wrap's shoe falls from her foot. how fast will the shoe be movinig when it hits the ground?"

122. government

both major parties; A) ARE CENTERED around a specific political and social philosophy b)are often decentralized and fragmented C)only operate on a local level D) concede elections when they do not have enough support

123. math

How do I use the quotient of powers property to show that zero to the zero power is undefined?

124. government

in a mutiparty system a A)coalition b) consensus c) working arrangement d) enabling act is a temporary alliance of several groups to form a working majority in a legisture.

How do I solve this: The absolute value of ax+b is less than or equal to c for the terms of x in terms of a, b, and c where a>0 and c>0 -Then they ask: The absolute value of ax+b is more than or equal to c for the terms of x in terms of a, b, and c where

126. bioloby

when members of a species are held by people in zoos or other conservation facilities is what

4(-x+7)

128. math

Im just not sure of this I keep getting confused? (1) Round the following number to the indicated place. 5,911 the nearest thousand. (A)6,000 (B) 5,910 (C) 6,010 (D) 5,900 (2) How do I find the perimeter of a figure

129. government

during the history of u.s government: A) there have been at least ten different major parties B)women voters have always held the balance of power C)federalists have most commonly been incumbents d)there have been periods when both democrats and republican

130. math

michael walks at a rate of 6 feet per second.which is the closest to this rate in mph? 1 mile=5280 feet 1 hour=3600 seconds.

131. College-Article Review

Part A asks for: A one or two paragraph description of the work's physical structure and any information about the author you may have discovered (ex. magazine title, author, date published). ---Keep in mind that I cannot write a bibliography/works cited.

132. math

michael walks at a rate of 6 feet per second.which is the closest to this rate in mph? 1 mile=5280 feet 1 hour=3600 seconds. the choices are a:3.0 b:3.5 c:4.0 d:4.5

133. ethics

When someone brings their values and culture and integrate it into the American culture. Does this mean that the values are still American even though they may have come from another country?

134. Math

evaluate |4| + |-3| =

135. government

the republican and democratic parties: my answers is b or d. A)are members of certain religious groups B)tend to have cross section of members C)only allow members who are wealthy D)both require stright ticket voting among members

136. Chemistry

C3H8 + 5O2 --> 3CO2 + 4H2O which chemical or element has the largest nu,ber of molecules in the above balanced equation? Oxygen? I think

137. acton high

how do you detect the presence of co2 in a liquid

138. math

Please explain finding the perimeter of a two-dimensional shape. Give examples if possible. tks

139. government

in a mutiparty system a A)coalition b) consensus c) working arrangement d) enabling act is a temporary alliance of several groups to form a working majority in a legisture

What does computation method mean?

141. gover nment

in a mutiparty system a A)coalition b) consensus c) working arrangement d) enabling act is a temporary alliance of several groups to form a working majority in a legisture. is it d or c

143. math- last time then i'm giving up

im sorry but this problem is part of a major grade i have in my pre-ap algerbrea 2 class.... ummm... okay lxl 0 2. Now solve lax+bl >or equal to c for x in terms of a, b, and c where a>0 and c>0 this help?

144. ALGEBRA

How do i do this?? i am sooo confused. can someone please help me?? Janet, Chrissy, and Jack want to divide their grocery bill evenly. They bouoght a apples for 90 cents each, b bananas for 60 cents each, and c cantelopes for \$2.10 each. Write and simplify

145. government

a political party is an organized desiring to:

146. ALGEBRA

can you help me with this. d don't get it at all :( let n be the number used for the given number puzzle. use algebra to show how the puzzle works. 1. pick a number 2. subtract 9 3. multiply by 6 4. divide by 3 5. add 18 6. subtract twice your original

147. government

the major u.s political parties are the

148. algebra

explain how you would use the distributive property to multiply 3f6 by 99. what do i do here?? i don't get this at all

149. algebra

i don't know how to do this with the fractions. can you please please help? simplify the expression and combine like terms. 2n^2+4m n^2-m _______ + ______ 3 3

150. science

can someone give me the steps of a neuron impulse path when you touch a hot stove? I just need the general path ....

151. math

How can I solve this problem. A restaurant has 7 booths and 20 table. Write tth ratio of booths to tables as a fraction.

152. social studies

what color is asia on the globe map?

153. chemistry

I did a lab in chemistry in which 15-mL jumbo Beral pipets with acetone was heated in boiling water until all of the liquid evaporated. Then the pipets were placed into room temperature water so that the evaporated liquid turns into condensed vapor. The

154. Math

In a two-axis system each point has _____ cordinate(s) a. one b. two C. three d. four I believe the answer is a. one

155. science

what are the three varibles ? I know that one of them is control.

156. calculus

Can anyone please explain to me how can I find the limit of: lim [3X^2+3XdeltaX+(deltaX)^2] deltaX--->0 THANKS A LOT!!!!!!!!!!

157. Math

When a piece of the circle is determined by two radii, the piece is best called a ____? a. sector b. circumfrence c. remainder d. chord I believe the answer is B

158. Scienc

What is the most chemicallyactive nonmetal on the world? i got Chlorine