Questions Asked on
September 4, 2014

  1. English

    What is an attention grabbing introduction for the narrative of the life of Frederick Douglass ? Something that would draw the reader in.

    asked by Amy
  2. Math!

    The initial amount of sugar in fermenting a batch of beer is 5.5 grams. Over time the sugar decreases at a rate of 0.1grams per day. a.What is the amount of sugar that remains after 7 days? 23 days? - I got: 5.5-0.1x= A - 5.5-0.1(7)= 4.8 - 5.5-0.1(23)= 3.2

    asked by Anonymous
  3. Algebra 2

    For the graph y= ax^2 + bx + c, show that the y-coordinate of the vertex is -b^2/4a + c.

    asked by Kaitlyn
  4. thank u

    thank u steve

    asked by Robert
  5. Mathematics for business & finance

    A beach apartment rented for Rs. 5000 per month during the 3 summer months and for Rs. 1800 per month during the remainder of the year. During 1 year, it was occupied for only 9 months, and rentals amounted to Rs. 22600.

    asked by Sabpio
  6. math

    y= tan((pi x)/2) what is the domain of y? My ans. is x= 1/2+k ;k is Z Is it correct Please help!!!

    asked by maria
  7. physics

    if |vector a+ vector b| = |vector a- vector b|find the angle between a and b

    asked by payal
  8. Math

    Ray counted a total of 40 white cars and yellow cars. There are 9 times more white cars then yellow cars. How many white cars did Ray count.

    asked by Ray
  9. NJHS

    hey. I am running for the vice-president for NJHS. I have already gotten my introduction, and first two body paragraphs done. I can not come up with a good third body paragraph and I need help with my conclusion as well.I just need to know what should I

    asked by Madison
  10. MATH

    tobis,marcus,and dominic rode their bicycles to the arcade. tobis rode 12/5 miles, marcus rode 2 1/3 miles and dominic rode 9/4 miles. Which person rode closest to 2 miles?

    asked by DRAKE
  11. algebra

    all real numbers that are greater than -6 but less than 6. i kinda get it but im confused with the symbols() i don't now which ones greater or which ones less its confusing

    asked by alex
  12. Math (data)

    The following. Data are the years of death of a sample of 11 people buried in a particular cemetery 1865,1908,1906,1937,1948,1991,1872,1909,1871,1935,1940,1933,1918,1917,1909,1921,1968,1925,1932,1942,1913,1932,1945,1954,1951,1932

    asked by Corpeline
  13. Physics

    Two identical pellet guns are fired simultaneously from the edge of a cliff. These guns impart an initial speed of 36.3 m/s to each pellet. Gun A is fired straight upward, with the pellet going up and then falling back down, eventually hitting the ground

    asked by Hoku
  14. science

    A tower is 24m high. A stone is projected upwards from the tower with initial velocity of 24,5 m/s. Calculate how long it would take for the stone to reach the ground at the foot of the tower.

    asked by Thlologelo
  15. statistics

    The final mark in QTQ100T has a normal distribution with an average of 60% and a variance of 100. If we draw a sample of 4 students, the probability that the average mark is more than 56% is

    asked by Anonymous
  16. (Please Help!) Analytic Geometry

    Find the vertices, foci, eccentricity, and length of the latus rectum of the eclipse whose equation is x^2 + 9y^2 = 9

    asked by Jnr John
  17. Ms Sue Please Help ! Analytic Geometry

    Identify the points and graph the equation of the ellipse. 9x^2 + 4y^2 -54x-16y + 61 =0

    asked by Jnr John
  18. (Please Help!) Analytic Geometry

    Discuss hyperbola and its properties.

    asked by Jnr John
  19. Please Help ! Analytic Geometry

    Find the equation of the parabola with directrix x + 1 = 0 and y = 1, and the length of the latus rectum is 4. Sketch the graph.

    asked by Jnr John
  20. physics

    A car is moving at 90 km/h when the driver notices an animal that is about to cross the road 100 m away and he decides to apply the brakes. The reaction time of the driver is 0.3 s. Calculate the acceleration of the car when it stopped and the time taken

    asked by Thabo Samson
  21. reading

    I need an explanation to send home to my parents about the "Homework" Page in the practice books for kindergarten.

    asked by vanessa
  22. chemistry 12

    a chemical reaction released 50.0kJ of energy as it heated a sample of water from 17.0 degrees celsius to 75.0 degrees Celsius, what mass of water was heated? I have no clue as to how to do this! can anyone help?

    asked by kris
  23. PNG Patadise High School

    Determine the volume of fluorine needed to produce 10.7 g of of exnon diflouride?

    asked by Linsco
  24. Physics

    'An air rifle pellet of mass 2g is fired into a block of plasticine mounted on a model railway truck. the truck and plasticine have a mass of .1kg. The truck moves off after the pellet hits the plasticine with an initial velocity of .8m/s. calculate the

    asked by Neherin
  25. Math

    A recipe that makes 4 servings calls for 3 / 4 cup of apple juice and 2 / 3 cup of cranberry juice. How many cups of juice are there per serving?

    asked by Bob
  26. chemistry

    what is the initial rate of the reaction, in mol/(L*s), under theswe conditions? Concentration=0.40 mol/L

    asked by jojo
  27. math

    A rectangular playground is 800 feet long and 400 feet wide. If fencing costs Php 560 per yard, how much would it cost to place fencing around the playground With solution

    asked by ai
  28. math

    A square flower bed is 10 feet long on a side. How many plants are needed if they are spaced 6 inches apart around the outside of the bed? With solution

    asked by ann
  29. math

    One side of the triangular flower garden has length of 4.5 m, the second side is twice as long as the first side. The length of the third side is 3 m less than that of the second side. What is the perimeter of the garden With solution

    asked by rinne
  30. statistics

    A state administered standardized reading exam is given to eighth grade students. The scores on this exam for all students statewide have a normal distribution with a mean of 506 and a standard deviation of 69. A local Junior High principal has decided to

    asked by Anonymous
  31. algebra

    Find the slope-intercept form of the line that passes through given the point and has the given slope. Include your work in your final answer. Type your answer in the box provided or use the upload option to submit your solution. (1, 3) m = 2

    asked by amber
  32. Life orientation

    Facters that cause contemporary issues

    asked by Phenyo
  33. Life orieotation

    The impact of these contemporary social issues

    asked by Phenyo
  34. health

    The spinal cord serves as a conduction pathway for impulses going to and from the ________? A. Lungs B. Liver C. Brain D. Heart i think its c.?

    asked by gabrielle
  35. chemistry

    which topics are under periodic chemistry II?

    asked by Elikem
  36. ethics

    hich of the following philosophers argued that a moral agent must be detached and impartial in making moral decisions? a. John Stuart Mill. b. Aristotle. c. Immanuel Kant. d. Charles Darwin.

    asked by anna
  37. ethics

    According to Kohlberg, the ability to think of ethical situations in the abstract is best evidenced by which of the following: a. Males are best suited to this. b. Males and females with higher education are best suited to this. c. Females are capable of

    asked by anna
  38. PRINCIPLES OF PUBLIC SPEAKING PART II, SECTION 2

    5.0 Points What nonverbal communication technique usually communicates best your honesty about your message?   A. Good posture   B. Body movement   C. Eye contact   D. Hand gestures

    asked by Anonymous
  39. ethics

    Which of the following best describes a typical female response to the Heinz question? a. The Heinz dilemma can be solved by forceful action. b. The Heinz dilemma cannot be answered in the confines of the question. c. The Heinz dilemma requires

    asked by anna
  40. ethics

    f you were a researcher in evolutionary psychology, which of the following might be a typical conclusion regarding male and female differences? a. Research has shown there are no significant differences. b. Research has shown that differences reflect

    asked by anna
  41. English language

    How to write an essay. On a topic' awka etiti of my dream

    asked by Nneka
  42. Physic

    From equation x= A sin wt, prove that the acceleration of SHM is a= -w^2x w is omega actually.. 2.using relationship between velocity, v and displacement, x prove that v=w(A^2-x^2)^1/2

    asked by Syam
  43. statistics

    Assign your numbers for mean μ and standard deviation σ. Then select one number "a" bellow μ and one number "b" above μ. Choose these numbers not far from μ so we can use z. Find probability that x is between a and b: P(a < x < b)

    asked by Annie
  44. Math

    1.) What is the conclusion of the following conditional? A number is divisible by 3 if the sum of the digits of the number is divisible by 3. A.) The number is odd. B.)The sum of the digits of the number is divisible by 3 C.) If the sum of the digits of a

    asked by Anonymous
  45. Math

    Rewrite the following definition as a biconditional: Points that lie on the same line are collinear. A.) If a point lies on a line, then it is collinear. B.) If a point lies on a line with another point, then the two points are collinear. C.) If two points

    asked by Anonymous
  46. Physics

    An object has a initial velocity of 10 m/s in the positive x direction. Under a constant acceleration it stops after undergoing a displacement of 148.3 m in the positive x direction. Because it is still under the same acceleration it then travels back in

    asked by Sammy
  47. statistics

    A state administered standardized reading exam is given to eighth grade students. The scores on this exam for all students statewide have a normal distribution with a mean of 507 and a standard deviation of 60. A local Junior High principal has decided to

    asked by Brandy
  48. physics

    Two identical small spherical conductors (point charges), separated by 0.6 m, carry a total charge of 200 mu or micro CC. They repel one another with a force of 120 N. (For the universal constant k use the value 8.99 times 109 N m2/C2.) so I used q1 + q2=

    asked by hannah
  49. Photography

    The magnification of a lens is also known as which of the following? Digital zoom Focal length** Aperture Shutter speed

    asked by School Lover
  50. math

    Tanya`s grandfather was 8 times older to her 16years ago.He would be 3 times of her age 8 years from now.Eight years ago,what was the ratio of tanya`s age to that of her grand father?

    asked by bcb
  51. math.

    Which property is shown by 4+(5+6)=(4+5)+6 ? A. Communitive property of addition B.Distributive property C.Additive identity D.Associative property of addition Is the answer D?

    asked by Gwen
  52. Physics

    The brightness of a light source at a distance of 100m from the source is 40 units. What would be the brightness if the distance is reduced to 50m?

    asked by Clarissa
  53. Math

    What is the additive inverse of -7? A. -7 B.7 C.-|-7| D.-(-(-7) Is the answer B?

    asked by Beau
  54. physics

    A stone is launched straight up by a slingshot. Its initial speed is 20.6 m/s and the stone is 1.59 m above the ground when launched. How high above the ground does the stone rise? How much time elapses before the stone hits the ground?

    asked by Anonymous
  55. Government and Trade

    If the Gross National Product (GNP) goes up, this means

    asked by Anonymous
  56. math

    Ramon is to carpet the bedroom and the living rpom of his apartment. Find the area of the carpet he needs to order. If the carpet costs Php150 per square foot, how will his order cost Illustration 10 ft 15 ft. ------ I-------- 8 ft. I squIare I 8 ft. I I I

    asked by mia
  57. Precalculus

    how to dimensionaly analys ML=MLcos(LT)'

    asked by Iren
  58. math

    a ball is dropped from a height of 3 meters. It bounces to 2/3 of the height from which it fell at each boune.find distance travelled

    asked by Anonymous
  59. Reading

    For a movie poster, I'm supposed to have 2 critic reviews that should focus on the plot and theme. What should I write?

    asked by Erin
  60. Math

    How do you identify the vertex of y= xsquared + 16x+64

    asked by Ava
  61. Career Explorations - Please Check my Answer

    Please help me with the following question: Which statement describes the relationship between being a waitress and being a restaurant manager? A. Being a waitress is a job, while managing a restaurant is a career. B. Being a waitress and managing a

    asked by Brady
  62. Math

    How do you identify the vertex of y= xsquared + 16x+64

    asked by NEED HELP
  63. Algebra1

    How to get the answer -6-(-1)=-7,,,,5,,,,-5,,,or 6

    asked by J
  64. chemistry 101

    A patient receives 2700mL of an IV solution containing 4g g of glucose per 100 mL .How much energy, in kilojoules, does the patient obtain from glucose, a carbohydrate? please help I keep getting the wrong answer

    asked by k
  65. English

    Identify the main idea of the paragraph. My choices are in parentheses. Our pitiful knowledge of geography has been well documented for the last decade. Among the most notable studies was the 2006 Roper study sponsored by the National Geographic Society, a

    asked by Anonymous
  66. Computer Science

    Define a language that is not a regular language using a context-free grammar that is not ambiguous. The alphabet of the language must contain at least five characters. Describe in English the strings of the language. Choose any string that is in the

    asked by Anonymous
  67. Computer Science

    Write a regular expression defining strings that begin with an a and end with a b and can contain any number (including zero) of c's or d's in the middle. Every c that is in the string must be followed by at least one d. Construct a deterministic finite

    asked by Anonymous
  68. Computer Science

    Define an unambiguous context free grammar that generates the language of strings containing a series of a's followed by a series of b's followed by a series of c's concluding with a series of d's. The number of a's must be exactly the sames as the number

    asked by Anonymous
  69. CHEMISTRY

    a concentration-time study of the gas phase reaction a 2A3 -> 3A2 produced the data in the table below. time [A3] (M) [A2] (M) 0 4.00 *10^-4 0 10 2.00 *10^-4 3.00 *10^-4 20 1.00 *10^-4 4.50 *10^-4 10 5.00 *10^-5 ? A) What is the concentration of A2 in the

    asked by chantel
  70. science

    Myoglobin, a protein that stores oxygen, has a mass of 2.98 x 10-14? what?

    asked by Kathy
  71. Statistics

    A sample of 12 measurements has a mean of 37 and a standard deviation of 4.25. Suppose that the sample is enlarged to 14 measurements, by including two additional measurements having a common value of 37 each. A. Find the mean of the sample of 14

    asked by Anonymous
  72. physics

    A player kicks a soccer ball from ground level and sends it flying at an angle of 30 degrees at a speed of 26 m/s. How long was the ball in the air? Round the answer to the nearest tenth of a second.

    asked by troyski
  73. writing

    i have to write a compare and contrast essay but i don't know what mt topic should be and ideas

    asked by stacey
  74. math

    furrier marks up mink coats $3000. this represents a 50% mark up. what is the cost of the coats?

    asked by Anonymous8
  75. arithmetic

    find the square root 83456

    asked by Anonymous
  76. Physics

    A sphere of radius R has inhomogeneous charge distribution on its surface. Its surface charge density is σ = σ0 cos θ, where σ0 is a positive constant, and θ is the angle from the “north pole” to the point of interest and satisfies 0 ≤ θ ≤

    asked by Erin
  77. Physics

    For any given quadrupole, let the charges be +q, −q, +q, and −q at the corners of the square, and l be the side of the square. Calculate approximately the electric potential and the electric field far away from the quadrupole, IN THE THREE-DIMENSIONAL

    asked by Asahi
  78. Career Explorations - Please Check My Answer

    Please help me with the following questions: Nichole has been a police dispatcher who answers 911 calls. After working in this position in the police department for a while, she decides that she wants to become a police officer. Nichole would like to

    asked by Brady
  79. Algebra1

    [(40+5)-3^2]➗9•2 = 8•6,,43,,8,,or 2❓

    asked by Ari
  80. CHEM

    a concentration-time study of the gas phase reaction a 2A3 -> 3A2 produced the data in the table below. Time (s) [A3] (M) [A2] (M) 0 4.00 × 10–4 0 10 2.00 × 10–4 3.00 × 10–4 20 1.00 × 10–4 4.50 × 10–4 30 5.00 × 10–5 A) What is the

    asked by CHANTEL
  81. math

    a rotating sprinkler is placed in one corner of a rectangular garden 12cm by 8cm and rotates through an angle of 30°. Calculate the area of the garden not being watered

    asked by amusat
  82. Bio Chem

    Carbonate is commonly used to buffer household detergent solutions to a pH of 9.0. How many grams on NaHCO3 and how many grans of NA2CO3 are needed to prepare 0.75L of a 100mM solution? The 2nd pKa of carbonic acid is 10.33.

    asked by Cassandra
  83. English

    In the sentence In the past keepers operated all lighthouses. Is lighthouses the direct object? In this sentence Now, lighthouses are beacons run by computers. Is beacons neither a direct object or an indirect object?

    asked by Kelly
  84. anatomy and physiology

    the lesion is located in the right thorax just lateral to the mid-saggittal plane?

    asked by Anonymous
  85. statistics

    The mean height of students in a college is 155 cms and standard deviation is 15. What is the probability that the mean height of 36 students is less than 157 cms

    asked by Anonymous
  86. math

    An optometrist dilates a patient's pupils by a scale factor of 3. Should the patient's pupil enlarge or reduce?

    asked by cynthia
  87. Geometry

    Write a mathematical sentence to compare each pair of measures. 32. GB and GF 34. AC and AD Coordinates: G(10, -1) B(5, -1) F(3, 5) A(2, 3) C(-3, -3) D(-2, 4) I don't understand. Please help!!

    asked by Diamond
  88. art

    what colors can make a desert color with crayons?

    asked by Eden S.
  89. ethics

    f you were a researcher in evolutionary psychology, which of the following might be a typical conclusion regarding male and female differences? a. Research has shown there are no significant differences. b. Research has shown that differences reflect

    asked by anna
  90. ethics

    Which of the following best describes a typical female response to the Heinz question? a. The Heinz dilemma can be solved by forceful action. b. The Heinz dilemma cannot be answered in the confines of the question. c. The Heinz dilemma requires

    asked by anna
  91. Chemistry

    A 6.8 g sample of metal pellets is placed into a graduated cylinder holding 7.1 ml of water. After the pellets are added, the water level stands at 9.30 ml. Determine the density of the pellets. (show all work) I've tried 6.8 g / 9.30 ml and .97-.71 to get

    asked by Mal
  92. math

    What is the smallest six digit number you can make that would round to 126000?

    asked by vivian
  93. Electronis

    Hi I am Vasimavr and I was wondering if you could help me do my homework. For the circuit of the picture, calculate the output V0. R1 = 10 Kohm R2 = 10 Kohm R3 = 20 Kohm R4 = 10 Kohm R5 = 50 Kohm V1 = 4V V2 = 3V V3 = 6V Thanks for your help!

    asked by Vassilis
  94. algebra

    3x=4-7+3x What is the solution?

    asked by Wendy
  95. math

    Peter & Diane have the same average in mathematics. On the next test Diane scored 97% and her aver age improved to 90%, but Peter scored 73% and his average decreased to 87%. How many tests had proceeded this last test?

    asked by Anonymous
  96. algebra

    joe counted a total of 40 whites and yellow cars. there are 9 times white cars as yellow cars. how many white cars did joe counted

    asked by TIFF
  97. ethics

    Which of the following philosophers argued that a moral agent must be detached and impartial in making moral decisions? a. John Stuart Mill. b. Aristotle. c. Immanuel Kant. d. Charles Darwin.

    asked by anna
  98. Math

    The measures of two supplementary angles are (10X-25) and (15X+50). Find the measure of the angles

    asked by Anonymous
  99. sew

    WHY IS IT THAT WHEN U ASK 4 CAREERS ON CLOTHING AND TEXTILES THEY BRING UP A HOLE BUNCH OF QUESTIONS INSTEAD!!!!!! X-( :O

    asked by kellian
  100. chem

    what is the density of a block of unknown material with a mass of 11.56g if the dimension are length = 2.2cm, height =1.7cm, width =6.1cm

    asked by Anonymous
  101. Math

    Difference between Whole and Natural numbers

    asked by Anonymous
  102. Chemistry

    What will be the freezing point of a solution made by dissolving 5.25 g of naphthalene (C10H8) in 100.0 g benzene (C6H6?). The normal freezing point of benzene is 5.5°C and K f (benzene) is 5.12°C / m.

    asked by Emily
  103. English 9A

    I need to identify the nouns in this sentence. One exhibit features the collarless jacket that Lennon wore while performing with the Beatles. I think there are 4 nouns... exhibit, jacket, Lennon, and Beatles... what about performing

    asked by Olive
  104. math rounding

    this 7 digit number is 8,920,000 when rounded to the nearest ten thousand? The digits in the tens and hundreds place are the least and same value . THe value of the thousands digit is double that of the the thousands digit. THe sum of all its digits is 24.

    asked by mom
  105. Medical coding

    a 36 year old female whom was scheduled for endometrial ablation due to menometorrhagia as well as a tubal ligation she has no children. She has a history of irregular periods, tobacco abuse, cocaine abuse, as well as alcohol abuse. She presented to the

    asked by Jackie
  106. Cell lung carcinoma

    9. Patient is a 70 year old male with chronic cough and 30 year history of tobacco abuse. Attempts of quitting have been unsuccessful and he still continues to smoke ½ a pack a day. Chest xrays shows a mass in the lower right lobe. He was taken to the

    asked by Jackie
  107. geometry

    what is the perimeter of a 12 * 15 pool with a 3ft non slip surface around it

    asked by maria
  108. Lumbar Stenosis

    Patient has lumbar stenosis of L2-L5. At this time she would like to try conservative treatment measures. The doctor suggested that she have a lumbar epidural steroid injection performed. She agreed and presented to the pain management suite where the

    asked by Jackie
  109. math

    Show that if a radioactive substance has a half life of T, then the corresponding constant k in the exponential decay function is given by k=-ln(2)/T I'm confused about how to show that that is true.

    asked by lucy
  110. Physics

    Suppose a single electron orbits about a nucleus containing two protons (+2e), as would be the case for a helium atom from which one of the naturally occuring electrons is removed. The radius of the orbit is 2.26 × 10-11 m. Determine the magnitude of the

    asked by Elle
  111. math

    The least common multiple of two numbers Is 60 , and one of the numbers is 7 less than The other number. What are the numbers

    asked by Anna
  112. Math

    factor: a^2/36 - b^2/49 show all your steps please !

    asked by sunny
  113. Reading

    What is a critic review?

    asked by Erin
  114. Physics

    A sailboat travels 45km eastward at a speed of 20km/hr. The wind then drops, and the boat continues due east with a speed of 15km/hr for 25km.

    asked by Granasty
  115. Physics

    A sailboat travels 45km eastward at a speed of 20km/hr. The wind then drops, and the boat continues due east with a speed of 15km/hr for 25km. a.How long did it take the boat to travel 55km? b. What was the average velocity for the trip?

    asked by Granasty
  116. Science

    In what part of their life cycle are white dwarfs; beginning middle or end or some combination of those stages

    asked by Anonymous
  117. Science

    What characteristics are common in main sequence stars

    asked by Anonymous
  118. physics

    a pitched ball is hit by a batter at a 45 degree angle and it just clears the outfield fence, 110m away. If the fence is at the same height as the pitch, find the velocity of the ball when it left the bat. Ignore air resistance.

    asked by sarah
  119. algebra

    8+3x6-4-1=13 where do I put parentheses

    asked by carol
  120. Math

    John has some marbles. Sally has 5 more than twice as many as John. Ingrid has 4 times as many marbles as John. If the three friends have 96 marbles in all, how many marbles does each person have? Write an algebraic equation (NO GUESS AND CHECK!) and solve

    asked by Zeze
  121. Alhebra1

    3^2+(5+2)•4- 6/3=10,,16,,46,,24 how to solve????????????????????????????????????????!?????????????????!!?!!??????????????????????????????????????????????????????

    asked by Lila
  122. English 11

    I need to write an argumentive essay about "American Godthic" (picture). Any ideas what I should argue?

    asked by Jacke
  123. Exponential decay

    Show that if a radioactive substance has a half life of T, then the corresponding exponential decay function can be written as y=y0e^kt

    asked by Adrianna
  124. math

    I counted a total of 40 white and yellow cars. I have 9 times as many white cars as yellow how man white cars do I have?

    asked by susan
  125. Math

    solve the variable e+17-91

    asked by Anonymous
  126. math

    The least common multiple of two numbers is 60, and one of the numbers is 7 less than the other number. What are the numbers? Justify your answer. Any help would be greatly appreciated. Thanks in advance.

    asked by Ali
  127. English (Grammar)

    Would it be grammatically correct to say "Lastly, the Puritan values of appeasing towards God in every thing they do..." or "Lastly, the Puritan values of appeasing God in every thing they do..." I'm thinking the second one is grammatically correct but am

    asked by Serena
  128. economics 5

    At Western University the historical mean of scholarship examination scores for freshman applications is 900. A historical population standard deviation = 180 is assumed known. Each year, the assistant dean uses a sample of applications to determine

    asked by Mia
  129. Accounting - General

    Should a capital asset that is increasing in value be depreciated?

    asked by Anon
  130. economics 6

    Annual per capita consumption of milk is 21.6 gallons (Statistical Abstract of the United States: 2006). Being from the Midwest, you believe milk consumption is higher there and wish to support your opinion. A sample of 16 individuals from the mid western

    asked by Mia
  131. science

    Need help with a summary of sexual an asexual reproduction

    asked by olivia
  132. chemistry

    _____ was responsible for first grouping elements into triads based on similar properties. A. Döbereiner B. Moseley C. Dalton D. Mendeleev

    asked by Emiko
  133. math

    Write as fraction or mixed number 1.004

    asked by Anonymous
  134. math

    Order -3, 5, 16 and -10 from least to greatest. Then order the same numbers from closest to zero to farthest from zero. Describe how your lists are similar. Would this be true if the numbers were -3, 5, -16, and -10.

    asked by Ali
  135. algebra

    Amy is building a house. The basement floor is at 15 feet. The roof of the house is above the ground 25 feet. Express the comparison of height as a inequality. Explain the meaning of the inequality.

    asked by Anonymous
  136. math

    Naomi has 50 red beads and white beads. The number of red beads is 1 more than 6 times the number of white beads. How many red beads does Naomi have?

    asked by Anonymous
  137. chemistry

    a mixture of gases is prepared for laboratory experiments by combining 4.2 L of oxygen, 0.71 L of nitrogen, and 0.22 L of carbon dioxide. Determine the percentage of nitrogen in the mixture.

    asked by Anonymous
  138. algebra

    18x+4y=-10 9x-7y=-23

    asked by matthew
  139. math

    Sammy got an average of 85% in four tests threethree of the scores were 79 97 85 find the fourth mark if he wrote a fifth test his average increase by 3 what is his fifth mark

    asked by joellej
  140. math help!!

    factor: a^2/36 - b^2/49 show all your steps please!!

    asked by sunny
  141. AP Physics

    A jogger runs in a straight line with an average velocity of 7.7 m/s for 4.5 minutes, and then with an average velocity of 2.8 m/s for 2.8 minutes. What is her total displacement? Answer in units of m.

    asked by Wendy
  142. Geometry

    What are the precise measurements of angles 56 and 75?

    asked by Anonymous
  143. algebra 2

    How many gallons of milk containing 5% butterfat must be mixed with 90 gallons of 1% milk to obtain 2% milk?

    asked by Kat
  144. spanish

    un ____ es una escuela secundaria

    asked by natalie
  145. Pre-Calc

    The peak of a mountain is observed from the base and from the top of a tower 180 ft high. Find the height of the mountain above the base of the tower is the angles of elevation of the peak are 21 degree 35’ and 24 degree 48’

    asked by Chris
  146. algebra 2

    Sonia is selling her house through a real estate agent whose commission is 6% of the selling price. What should be the selling price so Sonia can get $84,600?

    asked by Kat
  147. math word problem

    Joe starts a gym.In the first year,300 people join.If the membership grows at a annual rate of 4% how many members wil there be after 5 years

    asked by odyssey
  148. Newtons Law of Cooling

    using Newton's Law of Cooling: At 10:30 am the medical examiner arrives at a crime scene where a dead body has been found. The temperature of the body is 80 degrees F and the thermostat for the room in which the body was found is set at 68 degrees F. One

    asked by Tracy
  149. physical science

    if an object has a mass of 10 g and a volume of 5 ml what is its density

    asked by anonymous
  150. Math

    Please show me how to solve for: -x+2y=6

    asked by Victoria
  151. chemistry

    A sprinter set a high school record in track and field, running 200.0 m in 21.0s . What is the average speed of the sprinter in kilometers per hour?

    asked by jay
  152. LA

    Identify the main ideas of the paragraphs. My answers are in parentheses. It informs our history — New York City isn’t where it is because of dumb luck. Verrazzano and Hudson both stumbled into the greatest natural harbor on the Atlantic coast. Boston

    asked by Anonymous
  153. Math

    Here is the instruction: Use the data from the table to calculate the number of hours of daylight for one day per week throughout the year (52 data points). Be sure to use the same day of the week so that your data points are evenly spaced 7 days apart.

    asked by Anonymous
  154. Interpersonal communications

    I need examples of Shared code.. same word 2 different meanings between America and another country

    asked by Kerri
  155. English

    I need help finding contradiction statements in the story to build a fire by jack london

    asked by kay
  156. Interpersonal communications

    I need examples of Shared code.. same word 2 different meanings between America and another country

    asked by Kerri
  157. math

    Joe starts a gym.In the first year,300 people join.If the membership grows at a annual rate of 4% how many members wil there be after 5 years

    asked by odyssey
  158. Novel

    1. The term racial unconscious means that A. nature weeds out the weakest and unfit. B. you must learn the law of club and fang to survive. C. each species and culture shares ancient memories, stored in the unconscious part of the mind. D. we're all

    asked by Anonymous
  159. Math 2

    Juanita runs every 3rd day and swims every 5th day. If Juanita runs and swims today, in how many days will she run and swim again on the same day?

    asked by Stephie
  160. Math 2

    What types of problems can be solved using the greatest common factor? Also, what types of problems can be solved using the least common multiple? Please help answer both questions

    asked by Stephie
  161. Math 3

    Tia is buying paper cups and plates. Cups come in packages of 12, and plates come in packages of 10. She wants to buy the same number of cups and plates, but plans to buy the least number of packages possible. How much should Tia expect to pay if each

    asked by Stephie
  162. Math-please help!!

    Half the students in Max's class volunteer at the local community center. 15 students do not volunteer.if there are 12 boys in Max's class , how many girls are in Max's class? I am having a brain freeze!

    asked by Anonymous
  163. math

    a square photo display is made up of 60 rows of 60 photos each. the area of each square photo is 4 square inches. how long is each side of the display board?

    asked by josh
  164. Earth science

    Kathleen made the diagram below to show how scientific knowledge changes over time. Which word or phrase best describes what scientists would do at the point indicated by the blank? Original data + new data =blank= modified data. Which would be the answer

    asked by Stephie
  165. History

    What lasting impact did the 1569 Mercator World Map have on people's image of the world?

    asked by Anonymous
  166. Math PLease help

    If katie paid tasha $0.01 on the first day of a 31 day month and doubled the amount everyday throught the month, how much money would Tashe receive from kate on the last dayb of the month Use formula 2N-1 (0.01)(whhere n equals number of days)

    asked by odyssey
  167. Math

    can you explain the reason major league baseball chooses to round to the nearst thousandth rather than nearst hundredth or tenth ? which gives the most accurate results? why?

    asked by Anonymous
  168. Chemistry

    If I count out Avogadro's number if CO2 molecules how much will my piles of molecules weigh? Can someone show me how to get the answer. I know the answer is 44g

    asked by Sarah
  169. Operating Systems

    Given that main memory is composed of only three page frames for public use and that a seven-page program (with Pages a, b, c, d, e, f, g) that requests pages in the following order: a, c, a, b, a, d, a, c, b, d, e, f. Using the FIFO page removal

    asked by Selena