Popular questions and responses by Ava
  1. Geometry

    I have another question that stumped me Line segment AB with length a is divided by points P and Q into three line segments: AP , PQ, and QB , such that AP = 2PQ=2QB. Find: A)the distance between point A and the midpoints of the segments the segment QB B)

    asked on September 24, 2016
  2. Chemistry

    A CaCl2 solution is given to increase blood levels of calcium. If a patient receives 5.0 mL of a 5.0 % (m/v) CaCl2 solution, how many grams of CaCl2 were given?

    asked on July 17, 2016
  3. math

    Which of the following options have the same value as 70\%70%70, percent of 808080? Choose 3 answers: Choose 3 answers: (Choice A) A \dfrac{70}{100}\cdot 80 100 70 ​ ⋅80start fraction, 70, divided by, 100, end fraction, dot, 80 (Choice B) B 0.7\cdot

    asked on January 15, 2020
  4. History

    During the Yalta Conference, what did President Roosevelt promise Premier Stalin in exchange for the Soviet Union joining the Pacific War against Japan? 1. The Soviet Union would gain a sphere of influence in Manchuria. 2. The Soviet Union would be granted

    asked on May 28, 2020
  5. Math

    Updated: At midnight the temperature was -8F. At noon the temperature was 23F. Which expression represents the increase in temperature? A) -8 - 23 B) {-8} - 23 C) -8 - {23} D) {-8 - 23}

    asked on April 11, 2019
  6. science

    Analyzing Elements of a Scientific Method Read the following statements and then answer each question below. 1. You and your friend are walking along a beach in Maine on January 15, at 8:00 am. 2. You notice a thermometer on a nearby building that reads -1

    asked on September 10, 2012

    25cm^3 of a solution of NaOH required 28cm^3 of 1.0 mol dm^-3 H2SO4 to neutralise it. a)Write an equation for the reaction. b)How many moles of H2SO4 were needed? c)How many moles of NaOH were thus neutralised? d)How many moles of NaOH are there in 25cm^3

    asked on October 20, 2013
  8. Chemistry urgent

    C6H14 + Cl2 in UV light Below are 5 products, say which one cannot be a product, prove this by showing how each of the other products were formed from the equation above. 1-chlorohexane 2-chlorohexane 2,2-dichlorohexane dodecane hex-1-ene

    asked on February 11, 2014
  9. pre algebra

    Application of percent Alice earns a monthly salary of $315 plus a commission on her total sales. Last month her total sales were $9640, and she earned a total of $1182.60.What is her commission rate?

    asked on November 30, 2011
  10. Math

    To get a driver's license, an applicant must pass a written test and a driving test. Pasts records show that 80% of the applicants pass the written test and 60% of those who have passed the written test pass the driving test. Based on these figures, how

    asked on March 29, 2017
  11. Chemistry

    How many moles are in 1.59 kg of sodium?

    asked on June 4, 2015
  12. History

    1) Which of the following best represents the two perspectives of imperialists and anti-imperialists? A. for foreign treaties vs. against foreign treaties B for annexing new territory vs. against annexing territory C. for building an elite upper class vs.

    asked on December 2, 2019
  13. English

    What is the appositive in the sentence? My best friend, Michelle, is very loyal and kind. A- my best friend B- friend C- Michelle D- loyal and kind

    asked on May 1, 2019
  14. Social Studies

    Sorry i need help thanks if you came to help us with all other question! What steps did the Roman empire take to expand and support trade? Select all that apply. A. built a vast network of paved roads B. raised taxes on ordinary citizens C. sent its navy

    asked on September 27, 2018
  15. Language Arts

    From the novel Dragonwings: Which of the following passages from the text best supports the story's theme of loyalty? a. "You only had to punch the biggest and toughest of the bunch and the others would accept you." b. "We see the same thing and yet find

    asked on May 21, 2017
  16. Chemistry

    A solution of 0.211 M NaOH is used to titrate 24.0 mL of a H2SO4 solution. If 19.0 mL of the NaOH solution is required to reach the endpoint, what is the molarity of the H2SO4 solution? H2SO4(aq)+2NaOH(aq)→2H2O(l)+NaSO4(aq)

    asked on July 22, 2016
  17. Math

    Jack brought 2 quart of motor oil. His car took 1quart and another half quart. How many cups of oil does he have left?

    asked on April 13, 2015
  18. Math

    Ling is three times as heavy as her packed suitcase. Her suitcase is 20 pounds heavier than her knapsack. The weights of Ling, her suitcase, and her knapsack total 170 pounds. How much does each weigh? Identify a variable, set up an equation, and solve.

    asked on March 11, 2014
  19. math

    What is Bobby's number? It is between 15 & 25. If you subtract the tens digit from the ones digit, the difference is 8.

    asked on January 22, 2014
  20. Science

    . You and your friend are walking along a beach in Maine on January 15, at 8:00 am. 2. You notice a thermometer on a nearby building that reads -1 degrees C. 3. You also notice that there is snow on the roof of the building and icicles hanging from the

    asked on September 10, 2012
  21. calculus

    The curve below is called a witch of Maria Agnesi. Find an equation of the tangent line to this curve at the point (-2, 1/5). y=1/(1+x^2)

    asked on October 16, 2009
  22. English

    “The Astronomer’s Wife” uses two sets of character contrasts: Wife vs. husband Astronomer vs. plumber Explain how the characters are different (explain in terms of physical descriptions, actions, words, gestures etc.) Describe the wife’s

    asked on May 8, 2020
  23. Geometry

    You wanna adopt a puppy from your local animal shelter. First, you plan to build an outdoor play pen along the side of your house, as shown below. If a dog grass cost $1.70 a square foot, how much will you spend A) $23.80 B) $30.60**** C) $35.70 D) $40.80

    asked on September 26, 2017
  24. Math

    The legs of a right triangle measure 24 feet and 45 feet. What is the length of the hypotenuse? A. 51 ft** B. 69 ft C. 38.07 ft D. 8.31 ft I think A

    asked on March 3, 2016
  25. Physics

    an automobile travels 3 miles due north then 5 miles north of east. what is your resultant displacement?

    asked on June 28, 2015
  26. NEED Math HELP please!!!

    Can you help me solve for y? 8x-4xy=3 -2x-5y=10

    asked on December 4, 2014
  27. biology

    1. What allows a cell to stockpile substances in greater concentration than they occur outside the cell? is it active transport? 2. The sodium potassium pump prevents the accumulation of what ions inside the cell? 3. Conduction of nerve impulses is

    asked on November 11, 2014
  28. Chemistry - DrBob222

    C6H14 + Cl2 in UV light Below are 5 products, say which one cannot be a product, prove this by showing how each of the other products were formed from the equation above. 1-chlorohexane 2-chlorohexane 2,2-dichlorohexane dodecane hex-1-ene

    asked on February 11, 2014
  29. teas test

    a population decreases from 404 million to 288 million. what is the percent decrease of the population?

    asked on February 4, 2014
  30. chemistry

    Iron reacts with chlorine to form iron(iii)chloride. A)How many chlorines react with 1.86g of iron? B)What mass of iron(iii)chloride is produced?

    asked on October 23, 2013
  31. Calculus

    Locate the discontinuities of the function. y = ln(tan(x)2) a)(pi)n, where n is any integer b)(pi)/2 + ðn, where n is any integer c)0 d)n(pi)/2, where n is any integer

    asked on September 30, 2009
  32. English

    Explain the importance of analyzing cause and affect relationships in informational text, as well as literature. Are there differences based on the type of text? How will this exercise help us in arriving at the right conclusions?

    asked on May 8, 2020
  33. physics

    What happens to the motion of a skydiver when they reach terminal velocity? Please help! I can't find anything to help me answer this.

    asked on October 14, 2019
  34. Science

    If a real frog was being dissected and the stomach has food in it, would any of it be identified?

    asked on January 19, 2018
  35. Psychology Final Exam 2

    Check my answers? 17. A _________ is the functional unit of the nervous system. (1 point) Neuron******* Dendrite Head Cell body 18. The Central Nervous System consists of the __________ and __________. (1 point) heart and blood vessels muscles and tendons

    asked on December 6, 2016
  36. Psychology

    1. Describe the structure of a neuron and explain the function of each of its major parts. I dont want anyone to answer FOR me, but I really need help on where to start. If you could help, I would greatly appreciate it.

    asked on November 15, 2016
  37. Math

    I randomly throw 2 darts at a board of 15 balloons. 4 are purple, 3 red, 4 blue, 2 yellow and 2 green. What is the probability of hitting two purple balloons?

    asked on September 25, 2016
  38. Science

    How can you describe the location of magnesium (Mg, atomic number 12) periodic table? A. nonmetal B. metalloid C. group2, period3 D. group3, period 2 @Ms.Sue My answer is C. Can you check my answer Thank you

    asked on November 7, 2015
  39. science

    1. What allows a cell to stockpile substances in greater concentration than they occur outside the cell? is it active transport? 2. The sodium potassium pump prevents the accumulation of what ions inside the cell? 3. Conduction of nerve impulses is

    asked on November 12, 2014
  40. science

    1. What allows a cell to stockpile substances in greater concentration than they occur outside the cell? is it active transport? 2. The sodium potassium pump prevents the accumulation of what ions inside the cell? 3. Conduction of nerve impulses is

    asked on November 11, 2014
  41. math

    three sisters run a business. they charge $260 for each job. If the oldest sister earns 50% more than the middle sister and if the youngest sister earns 50% less than the oldest sister, how much does each sister earn per job? hint: Identify the variable

    asked on December 3, 2013
  42. Science

    Sponge Bob notices that his pal Gary is suffering from slimotosis, which occurs when the shell develops a nasty slime and gives off a horrible odor. His friend Patrick tells him that rubbing seaweed on the shell is the perfect cure, while Sandy says that

    asked on September 5, 2012
  43. Radical exponents

    Use rational exponents to write 4suare root 5 * 2 sqaure root 8 Please help.. I can't find the square root button

    asked on August 15, 2010
  44. Algebra

    If -1< x < 4 then a < 5x +6

    asked on June 15, 2020
  45. math

    zoe needs at least $30 to buy a gift she has $12 . witch ends in quality could zoe use to find out how much more money (m) she needs...

    asked on June 1, 2020
  46. biology

    What do DNA and RNA have in common? an appearance of two complementary strands joined together the bases adenine and guanine the bases cytosine and uracil a ribose sugar as part of their structure

    asked on May 29, 2020
  47. Algebra

    Why is knowing the percent error is helpful?

    asked on April 25, 2020
  48. Mathematics

    A car goes 400 miles on one tank of gas. Do you know how many miles it can go in 5 tanks of gas? From what I tried to do, was see what one tank of gas would go for (400 miles). So would I just multiply for 5 times?

    asked on April 21, 2020
  49. Science

    In this environment, which trait is adaptive for the birds?

    asked on April 20, 2020
  50. Journalism

    why is it hard for journalist to write a piece if she conflict of interest A she will not be as objective B she will want to include the names of her friends C she will know too much about the story******** D she will get paid for the story

    asked on January 30, 2020
  51. Algebra

    How Do I solve this system of linear equalities word problem? "Sandy makes $2 profit on every cup of lemonade that she sells and $1 on every cupcake that she sells. Sandy wants to sell at least 5 cups of lemonade and at least 5 cupcakes per day. She wants

    asked on January 9, 2020
  52. Algebra

    Brenda and Jessica are selling wrapping paper for a school fundraiser. Customers can buy rolls of plain wrapping paper and rolls of holiday wrapping paper. Brenda sold 2 rolls of plain wrapping paper and 1 roll of holiday wrapping paper for a total of $41.

    asked on December 14, 2019
  53. Algebra

    Solve the equation or formula for the indicated variable. PLEASE HELP S = 6r3t for t

    asked on November 26, 2019
  54. Math

    The vertices of a triangle are P(–2, –4), Q(2, –5), and R(–1, –8). Name the vertices of mc005-1.jpg. Group of answer choices

    asked on November 21, 2019
  55. Algebra

    Solve by the substitution method. 7x + 2y = -19 -5x + y = 33 What is the solution of the ​system? ​(Type an ordered​ pair.)

    asked on November 7, 2019
  56. Algebra

    Solve by the substitution method. 2x + 4y = 8 -5x + y = 13 What is the solution of the ​system?

    asked on November 7, 2019
  57. Math

    Joe is playing a game with a regular die if the number that turns up is even he will gain five times the number if it’s odd he will lose 10 times the number Joe rolled three express the result as an integer

    asked on October 16, 2019
  58. Math

    Write three equivalent ratios for 5/6

    asked on October 9, 2019
  59. science

    which statements describe a part of the create step within the engineering design process? A. B. C. D. E.

    asked on September 13, 2019
  60. math


    asked on September 5, 2019
  61. Math

    What types of problems can be solved using the least common multiple? What types of problems can be solved using the greatest common factor?

    asked on August 29, 2019
  62. Math

    The function rule is y=2x-1 if the input is 3 what is the output? Please Help

    asked on April 30, 2019
  63. math

    The owner of a garden supply store wants to construct a fence to enclose a rectangular outdoor storage area adjacent to the store, using part of the side of the store (which is 260 feet long) for part of one of the sides. (See the figure below.) There are

    asked on April 26, 2019
  64. History

    How does the Syria war compare to the war that started between the American Colonists and England?

    asked on December 20, 2018
  65. History

    How does the Syria war compare to the war that started between the colonists and England?

    asked on December 20, 2018
  66. Algebra

    If 1/2 = m - 1/8, what is m? I think it's 5/8.

    asked on December 14, 2018
  67. Algebra/Math

    Sue, Mike, Daniel, and Mauricio had a race. These are the times. Sue: 7.41 Mike: 7.38 Daniel: 7.43 Mauricio: 7.25. Who ran the fastest? I think it was Sue.

    asked on September 29, 2018
  68. Algebra/Math

    Kim poured a 24 ounce container of OJ into 5 cups and poured the same amount of OJ into each cup. Which rational number represents the amount of OJ in each cup? A.) 5/24, B.) 5 or C.) 24/5

    asked on September 29, 2018
  69. Science

    What secondary benefit does a frog gain from a three-chambered heart?

    asked on January 24, 2018
  70. English

    Does anyone know the poem "To a Fat Lady Seen from a Train" by Frances Cornford???? If you do how does repetition makes the poem more effective??

    asked on January 23, 2018
  71. science

    What are the major physical differences between the respiratory system of a human and the respiratory system of a frog?

    asked on January 22, 2018
  72. Science

    How are frogs able to alter the amount of cutaneous respiration that occurs?

    asked on January 20, 2018
  73. Science

    What are the internal structures of a frog's stomach called?

    asked on January 18, 2018
  74. Science

    What is the puckered opening between the legs of a frog called?

    asked on January 16, 2018
  75. English

    what line would rhyme with, when you could take a walking in the park?

    asked on January 16, 2018
  76. English

    what line would rhyme with O why do you sit all alone the the dark?

    asked on January 16, 2018
  77. English

    How to work on the rhythm of a poem?

    asked on January 13, 2018
  78. English

    When you think of separation or isolation, what comes to mind?

    asked on January 10, 2018
  79. Math

    I music store gives every 20th customer a five dollar gift card. Every 50th customer gets a $10 gift card. Which customer will be the first to receive both types of gift cards?

    asked on September 18, 2017
  80. Math

    Olivia is growing roses and keeps track of how much fertilizer (in ounces) she adds to the soil and how many blooms each rose bush has. She finds a linear relationship that can be modeled by the equation y = 1.345x + 4. When will Olivia only have 4 blooms?

    asked on May 23, 2017
  81. Algebra

    Identify all the sets to which 3.1214122144 … belongs

    asked on May 18, 2017
  82. Pre-Algebra

    A radio signal travels at 3.00*10^8 meters per second. How many seconds will it take for a radio signal to travel from a satellite to the surface of Earth if the satellite is orbiting at a height of 3.54*10^7?

    asked on May 2, 2017
  83. Ramos

    Travis bank charges two dollars or withdrawls at nonbank ATMs and a fee of $2.50 per month for a debit card.last month she paid $10.50 in ATM and debit card fees. How many nonbank withdrawls did she make

    asked on April 30, 2017
  84. math

    What is the product of the complex numbers (-3i+4) and (3i+4)? I've forgotten how to do this...

    asked on March 29, 2017
  85. Math

    A map uses a scale of 3/4 cm: 10 miles. If 2 cities are 4 cm apart, what is the actual distance?

    asked on January 5, 2017
  86. algebra

    Write the equation of the line perpendicular to the given line and passing through the given point: y=3x−2 through (3,4) this problem is really hard for me can you please show and tell how you got your answers thanks,:)

    asked on October 12, 2016
  87. graphing

    I am having tuble with this problem: Graph the line given by the formula y=2x+3. Using the graph, find: The value of y corresponding to the value of x equal to −1; 2; 3; 5 I don't really know how to find the answer can you guys give me the answer and

    asked on October 11, 2016
  88. Maths

    Alan and George receive some money in the ratio 2:5. The total received was £490, how much did George get?

    asked on October 11, 2016
  89. Math

    A sum of money was shared amount Aaron, Ben, and Charles in the ratio 2:5:7 If Charles's share was $1,180 more that Aaron's share, what was the oringinal sum of money shared?

    asked on September 29, 2016
  90. Geometry

    I am doing 7th grade algebra, and my homework is due by 9:00 and I don't know how to solve this question: Find the measures of supplementary angles 1 and 2 if, A) m angle 1 is less than m angle 2 by 40 degrees B) m angle 1:m angle 2=5:4 Please help soon my

    asked on September 24, 2016
  91. Math

    What is total area of land in square miles if field is 1.5 miles wide and 1 mile long?

    asked on September 12, 2016
  92. history

    Mark the statement if it describes an event in the period of time leading to napoleon's final defeat at waterloo. A. Napoleon raises an army and tries to defeat the allies B. parisians welcome napoleon back to the capital.

    asked on August 29, 2016
  93. Check my answers? Science

    The order of events and ages of rocks by examining positions is *relative dating*. Gaps in rock layers are called *unconformities*. What uses properties of atoms to find ages of rocks? *Absolute Dating*. A life form in Precambrian Time was *Cyanobacteria*.

    asked on May 9, 2016
  94. Chemistry

    I'm not sure how to do these...I keep getting the wrong answers... Please help someone... Mg(s) + 2 HCl(aq)= MgCl2 (aq) + H2(g) a. What volume of 15.7 M hydrochloric acid will react with 2.1 grams of Mg? b. What mass of magnesium will react with 8.5 liters

    asked on April 15, 2016
  95. Math

    The length of a rectangle is equal to triple the width. Find the dimensions of the rectangle if the perimeter is 72 cm

    asked on March 14, 2016
  96. math

    Use synthetic division to evaluate the polynomial function for the given value of x. f(x)= 2x^5-x^3+7x+1, x = 3

    asked on February 28, 2016
  97. Spelling

    Leave is to left as bring is to

    asked on February 24, 2016
  98. algebra

    what is the slope of the line that passes through the pair points (-7/2,-3)and (-5,5/2)? so far i did m=5/2-(-3) / -5-(-7/2)=11/2 / -3/2 i don't know the rest Im finished my math homework but not this question and class starts in 15 minutes please help

    asked on January 6, 2016
  99. fractions

    38/53 in the simplest form

    asked on January 1, 2016
  100. Science

    Which process of the carbon cycle is responsible for the release of carbon at the power plant, as shown by the arrow? A. combustion B. photosynthesis C. digestion D. decomposition @Ms.Sue can you check my answer I think the answer is A.

    asked on November 7, 2015


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