Questions Asked on
November 13, 2008

  1. CHem help pkz

    Bond enthalpy is the energy required to break a mole of a certain type of bond. O=O = 495 kj/mol S-F = 327 kj/mol S=O = 523 kj/mol Use average bond enthalpies to estimate the enthalpy delta H (rxn) of the following reaction: 2SF4 + O2 ---- 2OSF4 Express

    asked by kira
  2. help plz

    Bond enthalpy is the energy required to break a mole of a certain type of bond. O=O = 495 kj/mol S-F = 327 kj/mol S=O = 523 kj/mol Use average bond enthalpies to estimate the enthalpy delta H (rxn) of the following reaction: 2SF4 + O2 ---- 2OSF4 Express

    asked by dereyab
  3. Chem

    a dibasic compound , B, has pkb2 = 6.00. Find the fraction in the form of BH+ at pH 9.00

    asked by Katya
  4. University Of Phoenix

    Have indigenous religious practices changed over time?

    asked by Teresita
  5. Calculus

    consider the following function: f(x)=sqrt(50-x) find the linear approximation of f(x) at a=1

    asked by kenny
  6. science

    Hi i have a science exam soon and we got given a revision sheet and i don't get this question.... Please help! Q1. What is the name of the mineral (ore) in which the following metals are found: a)silver b)aluminium c)copper d)iron e)manganese f)nikle

    asked by JESS
  7. science

    why would froth floatation have to happen close to the place where the mineral is mined?

    asked by lolly
  8. science

    Questions about oil: 1. what is the main product we get from oil? 2. How many things are made from oil? 3. What do we use oil for?

    asked by JESS
  9. physics

    Achimedes is said to have curried favor with a king by determinning that a crown the king had commissoned was not pure gold. Explain in detial how he could have done this

    asked by Anonymous
  10. science

    Questions about coal mining: 1) Which method (out of surface and underground) is most commonly used in australia and where?

    asked by lolly
  11. physics - density

    A person got a metal rock, he knows this rock density is ρm, but he is worried that there might be a hole within the rock, how he found there is a hole or not? And how he found the fraction of the hole size to total rock size? write your experimental

    asked by Anonymous
  12. English

    What is the verb conjugation chart

    asked by Emily
  13. english

    fill in the blanks with the correct tense of the verb in the bracket. his hard work----fruit and he won the painting competition.(bear).

    asked by ra ny
  14. english

    fill in the blanks with the correct tense of the verb in the bracket. mother was---to worry as my brother hadn't returned home.(begin).

    asked by ra ny
  15. grammar

    fill in the blanks with the correct tense of the verb in the bracket. they will be-.-- from the officials soon.(hear).

    asked by ra ny
  16. Math

    How do i know if an equation has no solution or all real numbers? for example 6(x+4)=6(x+5)

    asked by Bryan
  17. Healthcare Administrator

    Beginning with an "is" and deducing an "ought" is known as which of the following?

    asked by Kayla
  18. the short story, part 2

    In "Young Goodman Brown," the allegorical meaning of Faith's pink ribbons is

    asked by Courtney
  19. calculus

    the equation cosx=x has a solution in what interval?...the answer is given as [0,pi/2] can someone please explain why?? thnks

    asked by sylvia
  20. english I

    Combine together the following pairs of sentences by using infinitives:- 1.You must part with your purse.On this condition only you can save your life. 2.

    asked by vidushi
  21. cell biology(college)

    Two slices of red beet tissue are places in test tubes and treated as follows: 1.immerse one slice in distilled water and heat to boiling,mantianing this tempurature for approx. 1 min 2.Immerse one slice in distilled water saturated with benzene. What

    asked by bennett
  22. science

    GASES CAN BE COMPRESSED MORE EASILY THEN LIQUIDS. IS IT TRUE OR FLASE

    asked by ra ny
  23. 6th grade

    the process of grouping of objects at random is called classification.whether ture or false.

    asked by ra ny
  24. science

    IF WE KEEP A GLASS ROD IN HOT WATER WE CAN STILL HOLD THE GLASS ROD WITH OUR HAND.IT SHOWS THAT GLASS IS A GOOD CODUCTOR OF HEAT. WHETHER TRUE OR FALSE

    asked by ra ny
  25. floral design

    when floral design first emerged as an art form,emphasis focused on

    asked by tookie
  26. science

    I can't remember the other kind of root, there is a fibrous root, and a root that i can't remember, does anyone know thaat root?

    asked by skate
  27. Math

    Is there an online graphing equations Calculator? how do i graph y+4=0

    asked by Bryan
  28. chemistry

    a metal sample weighing 45.0g and at a temperature of 99.1C was place in 38.6g of water in a calorimeter at 25.0C. the calorimeter reached a maximum temperature of 32.8C. 1. calculate the specific heat of the metal. 2. what is the approximate molar mass of

    asked by luke
  29. Chemistry

    How can you tell that Iron and Sulphur have formed a mixture before they are heated?

    asked by Stephen
  30. English

    When do I use she and I and when do I use me and her?

    asked by Steph
  31. Biology

    In a population where 8% of the men are red-green colour blind, what are the expected proportions of genotypes for the males and females? (Assume the trait does not affect survival or fertility.) can anyone help me with this? Im stuck :(

    asked by lianne
  32. geo

    What are the worlds biggest settlements? Explain.

    asked by rebecca
  33. geo

    complette the following sentance. " the larger the city the greater the..." would it be population? or does he want it to be like a more detailed answer?:S plz help!

    asked by rebecca
  34. geo

    what are the three types of settlement patterns?

    asked by rebecca
  35. ap bio

    10 . Which one of the following statements is NOT true about the resting potential? A. The neuron's plasma membrane is much more permeable to potassium than to sodium. B. The concentration of sodium is much higher inside the cell than outside. C. The

    asked by carol
  36. Genetics

    Phenylketonuria is a metabolic disease of humans that results from an autosomal recessive gene. If the frequency of phenylketonurics in the population is 9/10,000, what is the probability that two normal individuals will produce a diseased child?

    asked by Keira
  37. Algebra 1

    186,282 minutes per second: 1100 feet per second How do I solve this ratio?

    asked by Nichole
  38. bio

    Action potentials are generated along a neuron because __________. [Hint] of cytoplasmic streaming within the neuron depolarization of the membrane at one point causes an increase of permeability to sodium at the next point they are pulled along by

    asked by carol
  39. Science

    what is the difference between a multicellular and unicellular cells??

    asked by Peter
  40. Electrical

    A matching network consists of a length of T-line in series with a capacitor. Determine the length(in wavelength) required of the T-line section and the capacitor value needed (at 1 GHz) to match a 10-j35 ohm load impedance to the 50 ohm line.

    asked by Anonymous
  41. Sci

    I am having a hard time finding anything on this can someone please help me? How did the 1996 award winners of the dubai award overcome environmental benefits and challenges of urbanization.

    asked by Anonymous
  42. Electrical

    A source with 50 ohm source impedance drives a 50 ohm T-line that is 1/8 of a wavelength long, terminated in a load Z=50-j25 ohms. calculate TL, VSWR, and the input impedance seen by the source

    asked by Anonymous
  43. Algebra 1

    I need putting this word sentence into a mathematical sentence. Find the measure of an angle if the sum of the measures of its complement and supplement is 162o.

    asked by Carol
  44. Science

    I need information on daphnia please

    asked by Michelle
  45. Fractions/Math

    7/8 divided by into 3 1/2 please help I got 0.014 is this correct and 2 1/4 divided by 1 1/7

    asked by Deb
  46. math

    which pair of fractions is not proportional a/ 3/11 = 6/22 b/ 3/11 =7/19 c/ 3/11 = 9/33 d/ 3/11 = 12/44

    asked by Deb
  47. M ath

    Kim kept the following records of her phone bills for 12 months:$53, $48, $62, $53, $58, $55, $53, $46, $64, $69, $57, $68 - did not match any documents. Find the a.mean b. median & c. mode.

    asked by Linda
  48. Algebra

    How does 3x(4x+5)-5(4x+5) factor out to be (4x+5)(3x-5) ? This may be wrong, because I wrote this answer in my notes, but could some one please explain this to me? Also, do you have any tips on factoring? I understand the concept when I see an

    asked by Elise
  49. fractions math

    7/8 divided by into 3 1/2 please help I got 0.014 is this correct

    asked by Linda
  50. fractions math please help

    2 1/4 divided by 1 1/7

    asked by Linda
  51. Science

    What happens when you combine lemon juice and ammonia?

    asked by Dylan
  52. music

    in detail words about mozarts use prodigy and genious and chamber in the pargraph somebody pleaseeee help me thanks

    asked by star
  53. Data Management

    Does interchanging the independent and dependent variables change the correlation coefficient for the set of data

    asked by Sheila
  54. calculus

    consider the following function: f(x)=sqrt(50-x) find the linear approximation of f(x) at a=1

    asked by luke
  55. algebra

    The square that I am supposed to complete is x^2+15x, and the answer is (x+15/2)^2. How does this answer account for the 15 separate from the 15^2? I am confuzzled. Same thing goes for x^2-7x the answer is (x-7/2)^2, but I don't see what happened to the

    asked by Elise
  56. population genetics

    In a population where 8% of the men are red-green colour blind, what are the expected proportions of genotypes for the males and females? (Assume the trait does not affect survival or fertility.)

    asked by lianne
  57. hrm

    what selection tools there are for hiring employees.

    asked by glenda
  58. 11th grade

    What is meant by the quote "Hunger is the best pickle"

    asked by Michael
  59. Algebra

    Find the reciprocal of a. - 1/10 (-4-7) b. ½ / ¼ (hint: solve these first then find reciprocal of the answer)

    asked by Arnold
  60. alegebra

    Evaluate a. |101 – 91| - |81– 95| b. (7.6 ) (9)( ¼)

    asked by Arnold
  61. Algebra

    Below is a "complete the square problem" from a math help site on the internet. This is the original problem. 4x2 – 2x – 5 = 0 Move the loose number over to the other side. 4x2 – 2x = 5 Divide through by whatever is multiplied on the squared term.

    asked by Elise
  62. chem lab

    If a sample tube was smudged with a fingerprint when inserted into a spectrometer, what affect would this have on the value of A (absorbance) when you read it? explain.

    asked by Mischa
  63. 5th grade

    Tell me about the Wright Brothers.

    asked by Alexa
  64. math

    I heard that when we are proving Leibniz's formula for differentiating an integral, we use chain rule i.e. dw/dx=(Ýw/Ýu)(du/dx) + =(Ýw/Ýv)(dv/dx) + (Ýw/Ýx) where u is the upper limit and v is the lower limit of integration, and the w is

    asked by masaya
  65. 3rd grade

    Thea's soccer team scored 12 goals in the first three games. The team scored the same number of goals in wach of the first two games. The team scored 3 fewer goals in the third game than in the second. How many goals were scored in each game?

    asked by Claire
  66. science/math

    1) Nobelium has a half-life of 1 hour. If you start with 1 kg, how much will you have by this time tomorrow? 2) You have 90 g of Lawrencium. You step away to watch one episode of "everybody loves raymond." when you return to your scientific studies, you

    asked by kayla
  67. Home Economics

    1. The document a caterer uses to stipulate the terms, conditions, and contents of the services he or she will provide each client is called the A. client agreement. B. menu. C. press release. D. brochure. 2. One of the keys to running a lucrative catering

    asked by JoSue
  68. 8th grade

    Why the Virginia Plan wasn't a suitable solution to the problem of representation?

    asked by justina
  69. 5th grade math

    Why does .2 x .4 = .08 and not .8?

    asked by Yurt
  70. math

    Find the reciprocal of a. - 1/10 (-4-7) b. ½ / ¼ (hint: solve these first then find reciprocal of the answer)

    asked by Arnold
  71. Geography

    Name the five largest plates and on which plate Canada is located?

    asked by Colin
  72. Algebra

    This is a word problem I am supposed to solve with systems. I am having trouble setting it up if anyone could help me. A coin bank contains only dimes and nickels. The bank contains 46 coins. If 5 dimes and 2 nickels were removed the total value of the

    asked by emm
  73. chem

    Write mass and charge balances for SrSo4 (s)+ So4^2- So4^2- + H2O --> HSO4- + OH- and H2)---> H+ + OH-

    asked by Jesse S
  74. geometry

    I need the name of 2 polygons with 4 sides but only 2 right angles

    asked by J.C.
  75. math

    what is a proportion? (in math)

    asked by jessica
  76. math need help please

    Find the reciprocal of a. - 1/10 (-4-7) b. ½ / ¼ (hint: solve these first then find reciprocal of the answer)

    asked by Arnold
  77. General

    Downloading resources from the Web is beginning to be fairly common. What do you think the legal issues are when doing this? Should people expect to give up property rights to material they have created when they post it on the Web? Why or why not?

    asked by bryan
  78. Help with polygons

    Does anyone know the name of 2 polygons that have 4 sides but only 2 right angles??? Please help.

    asked by J.C.
  79. Algebra

    3x+4y=8 for y

    asked by Amy
  80. history

    What were John Adams's most important accomplishments for America afer the drafting of the Constitution? He was President, but not many people favored him. Did he do beneficial things for America after the Constitution was drafted? Thank you for helping me

    asked by Nicole
  81. 4TH grade

    if your geting a bank loan of 100,000 how much would you be getting payed

    asked by duke
  82. science

    how can the wind reshape the surface of the earth?

    asked by becca
  83. Spanish

    Can you help me unscramble this Spanish word: Doucra?

    asked by Justin
  84. Geography

    What is happening to the distance between Canada and Europe? Which plates meet near the west coast of Canada? In whihc direction are they moving?

    asked by Colin
  85. Engineering

    what is a reactance modulator in GSM.Not more than 2 pages.

    asked by jamis
  86. Chemistry

    i tried to do like dis plz chk is it rite or wrong. [2(4(327) + 495 ]- [ 2(4(327) + 523 ] = -28 Bond enthalpy is the energy required to break a mole of a certain type of bond. O=O = 495 kj/mol S-F = 327 kj/mol S=O = 523 kj/mol Use average bond enthalpies

    asked by Chem Help
  87. trigonometry

    can you please help me understand relations and functions. Like how to figure out if an equation is a function or not a funcion. for example: 1) 3x+2y=6, 2) x=y^2+2 and 3) y=square root of 1-x thank you

    asked by y912f
  88. Science

    When an object exerts an action force on a more massive object, how does the reaction force compare to the action force?

    asked by Julia
  89. math/science

    1) Nobelium has a half-life of 1 hour. If you start with 1 kg, how much will you have by this time tomorrow? 2) You have 90 g of Lawrencium. You step away to watch one episode of "everybody loves raymond." when you return to your scientific studies, you

    asked by kayla
  90. 2nd grade

    Why do cities and states need laws?

    asked by andres
  91. science

    what is the role of villi in the small intestine

    asked by mikayla wambles
  92. Geometry

    Ms Mary really liked the carpet she brought for her bedroom and she would like to buy the same carpet for her large library. the floor of her library is similar to the floor of her 9-foot-by-12-foot bedroom. The scale factor from the bedroom to the library

    asked by Angel
  93. Math

    Sarah must maintain a balance of at least $500 in her checking account to avoid finance charges. If her current balance is $794, write an inequality to determine how many times she can withdraw $25 for shopping without paying finance charges.

    asked by Franshesca
  94. math

    what is 20x20x20x20?

    asked by Fat Albert
  95. Algebra

    3e+9/a what does this mean

    asked by Pat
  96. social studies

    What are the governor's duties?

    asked by andres
  97. physicsss

    given (young's double slit experiment the slit separation is 0.08mm and the slits distance to the screen is 1.6 m. the central maxima has intensity Imax and the light has a wavelength of 6nm. the separation of the fringes was found to be 12mm near the

    asked by Kimora
  98. business

    Describe a business scenario, either real or fictional, that depicts each of the following forms of business organization: o Joint-stock company o Limited liability company o Partnership o Sole proprietorship

    asked by shun
  99. art

    what are the primary colors?

    asked by albert
  100. music instruments

    whats a mandolin

    asked by albert
  101. science

    does water evaporate in reserviours

    asked by albert
  102. 4th Grade Math

    At Mrs. Livingston's favorite grocery store, oranges are sold in bags of 10 and grapefruits are sold in bags of 6. Mrs. Livingston wants to buy an equal number of oranges and grapefruits. What is the smallest number of each fruit Mrs. Livingston needs to

    asked by Isabel
  103. 8th grade MATH

    DOES CONDONSATION TRANSFORM INTO PRESIPITAION??

    asked by ***TONY***
  104. Math

    evaluate: (log5 20^4)(log20 5^4) I don't get it

    asked by Sha
  105. math

    Triangle DEF with vertices D(2,5), E(1,-6), and F(-5,3) is translated 3 units right and 2 units down. Find the coordiantes of DEF.

    asked by Sha
  106. math

    evaluate: [12 5 -2] [-3 0 1] [-5 4 2] what does it mean to evaluate a matrice

    asked by Sha
  107. math

    how to show that 7/8 is bigger than 5/6

    asked by allison
  108. AP Physics

    While two forces act on it, a particle is to move at the constant velocity v = (3 m/s) i - (4 m/s) j. One of the forces is F1 = (2 N) i + (- 6 N) j. What is the other force? ( _____ N) i + ( _____ N) j Only two horizontal forces act on a 3.0 kg body that

    asked by J
  109. Math

    Write a formula to find the area (A) of a square. Use S to represent the length of one side.

    asked by Isabel
  110. Science

    What is the universal naming system called?

    asked by Brandon
  111. Science

    How is an organisms scientific mane written?

    asked by Brandon
  112. math

    determine whether y=1.5(1/6)^x represents exponential growth or decay

    asked by Sha
  113. Help this is so confusing?

    *=times ^=square root /=divided 3.1416*3/6+123-56*^16*11-23/178=??? HELP ME!

    asked by Isabel
  114. Reading/Writing

    How do you find themes in a story? EX. Don't watch too much TV or you will become dumb.

    asked by Isabel
  115. government

    If the president chose to appoint a federal judge that the Congress found unsuitable, which would have the final word?

    asked by Lindsey
  116. 9th grade

    Need help with (x+5)(3xsquared-2x+1)

    asked by josh
  117. MGT asap

    Select one of the following statements from p.221 of Supervision: Key Link to Productivity (8th ed.). Do you agree or disagree with the statement? Explain your reasons. 1. “The supervisor’s primary objective should be to avoid making mistakes in

    asked by troyer0269
  118. 7th grade

    whats a civics definition for the sentence TO REACT its7 word letter and ends with and end with a d

    asked by Anonymous
  119. Trig

    Find all of the solutions between 0 and 2pi: 2sin(x)^2 = 2 + cos(x)

    asked by Trig
  120. Math

    Luis bought eight bags of candy at the store for a total price of $21.54. He bought some bags of candy that cost $2.22 each and the rest cost $3.48 each. How many bags of the $3.48 candy did Luis buy?

    asked by Austin
  121. world history

    this is christian europe 300-1200 i have these two questions left from a long study guide what were some of the changes that the christian church underwent from roman times to the middle ages? compare and contrast role and position of women in latin Europe

    asked by qwerty
  122. CHEMiSTRY PROJECT

    For chemistry I have to make a comic strip about gold. The comic strip has to included all the important facts i.e. atomic mass, symbol, weight,etc... Any suggestions on what my comic strip could be or any ideas. Thanks ahead for you help.

    asked by SENiOR '09
  123. bio

    In humans, the ABO blood type is under the control of autosomal multiple alleles. Red-green color blindness is a recessive X-linked trait. If two parents who are both type A and have normal vision produce a son who is color-blind and type O, what is the

    asked by bill
  124. 3rd grade

    What is the Plural Possessive of elephant trunk ?

    asked by taylor
  125. English/Writing

    How do I write a characterization paragraph? What's an effective way of characterizing?

    asked by Lucy
  126. history

    What were Thomas Jefferson's most notable accomplishments during his time as president? Thanks for the help!

    asked by Tom
  127. chemistry

    DATA Empty Evaporating dish and watch glass: 33.6g Evaporating dish, watch glass and NaHCO3: 35.08g Evaporating dish, watch glass and product: 34.65 NaHCO3(s) + HCL (aq) ----> NaCl(s) + H2O(L) + CO2(g) 1. Determine the mass if the sodium bicarbonate

    asked by Mark
  128. 2nd grade

    what is the scrambled word for this oedown?

    asked by jj
  129. french(MME! M'AIDER!)

    comment dit-on: Italian Filipino Indian et European? so she is italian would be: elle est ...? merci!!!!

    asked by amanda
  130. proofread my essay?

    If I post my rough draft of an essay on here, can someone proofread it please? I would REALLY appreciate if someone did because I'm doing horrible on it and it would be really helpful if I had someone else's input :) thanks so SO much!!!

    asked by Emily
  131. Math

    Did I do this right? The shorter leg of a 30°- 60°- 90° right triangle is 7.5 inches. How long is the longer leg and the hypotenuse? 1) The longer side: 7.5/Sin 60 =b/Sin 30 4.208723391 inches Hypotneuse: 8.6 inches

    asked by Lena
  132. AED / ASAP PLEASE

    1.) Describe, in 200 to 300 words, the different approaches you can use for teaching controversial versus noncontroversial subjects. Identify the subjects and then provide a specific example of each type of instruction. 2.) Consider that one responsibility

    asked by troyer0269
  133. French

    On one of the translating sites it said: "je voudrais aller avec il" Should it not have been "je voudrais aller avec lui"???? and for the plural it said: "je voudrais aller avec ils" Should it not be "je voudrais aller avec eux"? Thank you

    asked by Anonymous
  134. AP Physics

    A person jumps from the roof of a house 3.0 m high. When he strikes the ground below, he bends his knees so that his torso decelerates over an approximate distance of 0.60 m. The mass of his torso (excluding legs) is 48 kg. *How do I find the average force

    asked by Corey
  135. AP Physics

    A 239-kg log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp. The ramp is inclined at 29.0° with respect to the horizontal. The coefficient of kinetic friction between the log and the ramp is 0.800, and the log has an

    asked by Corey
  136. writing

    can you help me find some things that you see in the new president

    asked by genci
  137. math

    can the inverse sin of 0 be pi/

    asked by billie
  138. PHYSICS..double slit

    given (young's double slit experiment the slit separation is 0.08mm and the slits distance to the screen is 1.6 m. the central maxima has intensity Imax and the light has a wavelength of 6nm. the separation of the fringes was found to be 12mm near the

    asked by Kimora
  139. Physics... rotation

    A constant force of 40 N is applied tangentially to the rim of a wheel with 20 cm radius. The wheel has a moment of inertia of 30 kg m2. Show that the angular acceleration of the wheel is 0.27 rad s-2

    asked by Kimora
  140. math

    Posted by Austin on Thursday, November 13, 2008 at 9:19pm. Luis bought eight bags of candy at the store for a total price of $21.54. He bought some bags of candy that cost $2.22 each and the rest cost $3.48 each. How many bags of the $3.48 candy did Luis

    asked by Austin
  141. math

    x + 3 + 4x = 23 What is x?

    asked by barb
  142. math set 4

    dave and anita each earned the same amount of money selling newspapers but each worked different number of days. dave worked for 8 days.he earned 15$ less per day then anita did. anita worked for 4 days. how much did each earn altogether? how much money

    asked by help
  143. french

    Here is my last post for a little bit I have two questions one Mme when ever you reply all the accents on my screen turn weird is there a problem with that? and here are 3 more with english and french Saint-Louis-Du-Ha!-Ha! English If you are going to book

    asked by Daniel
  144. MATH

    i am thinking of a number. if you multiply it by 7, then add 15, and finally subtract 3^2 you get 48. write and solve an equation that describes the number (x) that i am thinking of. how do i find it? what is x?

    asked by i dont understand!
  145. Physics

    Suppose that one oscillation of a swinging lamp takes 5.5s. What maximum speed does the lamp have if its maximum angle from vertical is 3.0degrees? I first found L to be 7.51m. That was right. Now, I calculated the angular frequency of the pendulum to be

    asked by Samantha
  146. English

    The subway travels at fast speed under the ground.

    asked by Sally
  147. US History SAT II

    WHich review book do you guys recommend? I have to study basically everyhting myself b/c i have to take it this year and m a junior in USH 1 and I have a really really bad teacher...

    asked by Brandy
  148. math again

    please help me and thank you. the product of two whole numbers is 48 and their sum is less than or equal to 20.what are all the possiblities for the two whole number? again thank you for helping me :]

    asked by i dont understand!
  149. history

    What did George Washington and Thomas Jefferson contribute in establishing a stable government after the adoption of the Constitution? For Washington I have: 1) He became first president for 8 years 2) Proclamation of Neutrality protected Americans from

    asked by Rick
  150. MATH :[

    dave and anita each earned the same amount of money selling newspapers but each worked different number of days. dave worked for 8 days.he earned 15$ less per day then anita did. anita worked for 4 days. how much did each earn altogether? how much money

    asked by not a good math person
  151. Physics

    The two blocks in the figureoscillate on a frictionless surface with a period of 1.5s. The upper block just begins to slip when the amplitude is increased to 38cm. What is the coefficient of static friction between the two blocks?

    asked by Samantha
  152. Math

    Let f(x) = 3(x-1)^3 + 4(x-1)^2 + 2(x-1) -7 (a) Determine f'''(1) without taking any derivatives. Explain your method. (b) Determine the general Taylor polynomial of f aobut c =2 by computing any for each k, using the formula above for f(x).

    asked by Paul
  153. physics

    A solid sphere of weight 36.0 N rolls up an incline at an angle of 30.0o. At the bottom of the incline the center of mass of the sphere has a translational speed of 4.90 m s-1. Isphere = 2/5mr^2. What is the kinetic energy of the sphere at the bottom of

    asked by kim
  154. volume

    hi, um im not sure how to do this.So can you please help me? coral takes a 10" by 14" rectangular sheet of paper and cuts a 2" by 2" square out of each corner. the paper is then folded up to make an open box. what is the volume of the box? thank you for

    asked by 7th grader.
  155. physics

    How is the angle of inclination of the sun measured on the vernal or autumnal equinox at noon related to the latitude of our location here on earth. Use a picture that includes the earth and the sun in your explanation. I'm completly lost

    asked by God Help Me
  156. pre-algebra

    A) light travels at approximately 186,000 miles per second. approximately how far will it travel in 1 minute? express your answer in scientific notation B) the sun is approximately 93,000,000 miles from the earth. about how long does it take light to

    asked by Extra homework
  157. medical coding and billing

    can someone take a look on my HIPAA RESEARCH PROJECT FOR ME PLEASE.THESE ARE THE THINGS THAT THEY WANT ME TO DO, ANSWERS EACH QUESTION IN COMPLETE PARAGRAPH THAT INCLUDES AN INTRODUCTORY SENTENCE, AT LEAST FOUR SENTENCES OF EXPLAINATION, AND A CONCLUDING

    asked by kay
  158. Science

    what happens to the reactivity of metals from left to right across the periodic table?

    asked by Taylor
  159. physical science

    describe two ways that nonmetals can combine with other metals?

    asked by Taylor
  160. physical science

    compared to metals and nonmetals, how do atoms of semimetals bahave when combining with atoms of other elements?

    asked by Taylor
  161. SUMS?

    what is the sum of the first towo odd numbers? what s the sum of the first three odd numbers? what is the sum of the first 4,5 and 25 odd numbers? what is the sum of any number (n) of odd numbers? explain your reasoning. IM SORRY I DO NOT UNDERSTAND THE

    asked by Extra homework
  162. my pre-algebra questions

    A) light travels at approximately 186,000 miles per second. approximately how far will it travel in 1 minute? express your answer in scientific notation B) the sun is approximately 93,000,000 miles from the earth. about how long does it take light to

    asked by NObody answers
  163. Math

    Does anyone know the answer to THIS PIZZAZ WORKSHEET? What happens when joggers get mad?

    asked by misty
  164. or pre-algebra

    (a)on july 15,2007 , the national debt of the united states of americawas a little more than 8.8 trillion dollars. at that time, the population of the united states was a little more than 300 million. approximately how much money would each of the 300

    asked by math
  165. scientific notation?

    A) light travels at approximately 186,000 miles per second. approximately how far will it travel in 1 minute? express your answer in scientific notation B) the sun is approximately 93,000,000 miles from the earth. about how long does it take light to

    asked by 8th grade
  166. 8th grade

    A) light travels at approximately 186,000 miles per second. approximately how far will it travel in 1 minute? express your answer in scientific notation B) the sun is approximately 93,000,000 miles from the earth. about how long does it take light to

    asked by 8th grade
  167. it

    Explain how you would create the users for the sales organization unit and how to set up work groups in this particular situation. Keep in mind that you may have to name certain applications and allowable tasks for each individual or job role. First MI

    asked by kim
  168. French

    Hi! I'm SInclair and I;m just starting to study for my A-level French. i wrote this piece about the beach and I was hoping that you would be able to go through it and pretty much tell me how to make it parfait! Merci!!!! Une fois, j’étais sur la

    asked by Sinclair
  169. 8th grade

    (a)on july 15,2007 , the national debt of the united states of americawas a little more than 8.8 trillion dollars. at that time, the population of the united states was a little more than 300 million. approximately how much money would each of the 300

    asked by 8th grade