Kate

Newest questions and responses by Kate
  1. Chemistry

    Ammonia is not the only possible fertilizer. Others include urea, which can be produced by the reaction, CO2(g) + 2 NH3(g) --> CO(NH2)2 (s) + H2O(g). A scientist has 75g of dry ice to provide the carbon dioxide. If 4.50L of ammonia at 15C and a pressure of

    asked on October 30, 2018
  2. chemistry

    A sample of dolomitic limestone, with a mass of 0.8020 g, is reacted with a hydrochloric acid. The mass of carbon dioxide released is 0.3725g. Assuming the sample has a 1:1 mole ratio of MgCO3 to CaCO3, determine the mass of MgCO3 and mass of CaCO3 in the

    asked on October 24, 2018
  3. Math

    1) Given 2

    asked on October 14, 2018
  4. maths

    use formula v=u +at to find the velocity when the initial velocity is 3m/s, the acceleration is 1.5m/s2, the time is 7 seconds

    asked on October 5, 2018
  5. biochemistry

    Given the molecular masses of the following elements: H: 1 Da, C: 12 Da, N: 14 Da, O: 16 Da, which element is the most abundant in Glutamate at pH 7.0 by weight? Question 4 options: 1) Oxygen Nitrogen Hydrogen Carbon

    asked on September 25, 2018
  6. biochemistry

    Which of the following amino acids will bind to anion exchange resin at pH 7.0? Question 1 options: Glu Met Tyr Trp

    asked on September 25, 2018
  7. science

    Determine the kinetic energy required to throw a 500g ball vertically to a height of 9.20m?

    asked on September 18, 2018
  8. English

    In "Two Kinds," why is the daughter at first excited about her mother's ambitions for her?

    asked on September 17, 2018
  9. History

    Which analyzes why some historians believe that the federal civil defense administration used propaganda to reduce the general public concerned about nuclear warfare? 1. Historians believe that the FCDA generated reports that underestimated the missile gap

    asked on June 15, 2018
  10. History

    which suggest reasons that President Kennedy decided to use US military intervention in Cuba? Multiple choice, select all that apply 1. Cubas Secret US invasion plans were leaked to the press 2. Cuba lies 90 miles from the coast of the United States 3. US

    asked on June 15, 2018
  11. History

    Why did President Ronald Regan support funding The Nicaraguan rebels with money made from selling weapons to Iran? 1. The selling of weapons sautéed the nation of you run during the Iran Iraq war while providing economic rubber production to Nicaragua 2.

    asked on June 15, 2018
  12. History

    Which option explains why the United States was interested in the internal politics of countries such as Chile and Nicaragua from the 1970s to the 1980s? 1. The United States sought to support right wing factions or otherwise undermine socialist regime’s

    asked on June 15, 2018
  13. History

    What were the principle sources of outrage that fueled the protests against the Vietnam War? Multiple answer, select all that apply 1. The violence and murder that occurred at the Altamont violence and murder that occurred at the Altamonte music festival

    asked on June 15, 2018
  14. History

    Which identifies points of the agreement between the Soviet Union and other allied powers at the Yalta conference? A) The immediate execution of the highest ranking nazi officials B) The division of Germany into four allied occupation zones C) The

    asked on June 11, 2018
  15. English

    Five things considered as media in journalism?

    asked on June 7, 2018
  16. science

    The driver of a 1.00X103 kg car traveling on the interstate at 35.0 m/s slams on his brakes to avoid hitting a second vehicle in front of him, which had come to rest because of congestion ahead. After the brakes are applied, a constant friction force of

    asked on May 27, 2018
  17. Math/Geometry

    i need help figuring out how to find the area of this trapezoid. two sides have 8cm, another one has 10cm, and the last one has 16cm. Also, there is a dashed line inside of the trapezoid that is 7cm. A. 8 cm squared B. 62 cm squared C. 84 cm squared ** D.

    asked on April 17, 2018
  18. English

    In English, we are doing a turning point project, which is similar to an essay. I need help editing mine and making it more concise.

    asked on April 14, 2018
  19. Psychology

    30 Brothers each attend the daily sunset service 4 times a week. Whilst they are all present on Sunday, the numbers present throughout the week varies from day to day. Alan wanted to learn more about the religion. He knew the Brothers were in great demand

    asked on March 6, 2018
  20. math

    What does it mean for concavity of the original graph if there is an asymptote in the f'' graph?

    asked on February 19, 2018
  21. calculus

    Find the interval on which the curve of y= the integral from 0 to x of 2/(1+3t+t^2)dt is concave up. I asked this question yesterday and I would like to see if someone could check my answer. I got the curve is concave up when x

    asked on February 18, 2018
  22. calculus

    Find the interval on which the curve of y= the integral from 0 to x of 2/(1+3t+t^2)dt is concave up. Can someone please explain? I'm so confused about how to find the answer, all I know is if the 2nd derivative is positive then it's concave up.

    asked on February 18, 2018
  23. World History

    How do the Crusades and Muslim and Christian accounts of them demonstrate how these two religions resembled each other more than either one resembles Buddhism, during the postclassical period?

    asked on February 2, 2018
  24. Music

    What musical term is indicates a chord where the notes are played one after another rather than all together?

    asked on January 31, 2018
  25. math

    If you roll a 6-sided die 90 times, what is the best prediction possible for the number of times you will roll an odd number?

    asked on January 28, 2018
  26. Algebra

    I need help with lesson 1 solving 2 step equations -- unit 7 ;; i dont understand this is also for connexus students!

    asked on January 24, 2018
  27. Math, algebra, geometry

    John Anderson knows that the pizza pipeline charges its customers a certain amount per one topping pizza, plus a fixed price for delivery. The checks that John wrote for the last two deliveries were $17 for two pizzas and $31 for four pizzas. How much

    asked on January 23, 2018
  28. social studies

    how is life different now in the European Union (EU) than before it was formed.

    asked on January 21, 2018
  29. Chemistry

    (A) calculate the density of NO2 gas at 0.970atm and 35 Celsius. (B) calculate the molar mass of a gas if 2.50g occupies 0.875L at 685torr and 35 Celsius. Answers are 1.77g/L 80.1g/mol

    asked on January 20, 2018
  30. Science

    A volleyball is served at the speed of 8.0 m/s at an angle 35° above the horizontal. What is the speed of the ball when received by the opponent at the same height

    asked on January 18, 2018
  31. Math Help

    Plssss help mee input Output 1 9 2 12 3 15 Is the relationship linear? Why or why not?

    asked on December 15, 2017
  32. Hard Math

    Simplify f+ g/f-g when f(x)= x-2/x+5. And g(x)= x-5/x+2 Choices, A. 2x^2 -29/21 B. 21/2x^2 -29 C. - 2x^2 -29 /29 D. - 29/2x^2-29

    asked on December 14, 2017
  33. Math.!

    Simplify f+ g/f-g when f(x)= x-2/x+5. And g(x)= x-5/x+2 Choices, A. 2x^2 -29/21 B. 21/2x^2 -29 C. - 2x^2 -29 /29 D. - 29/2x^2-29

    asked on December 14, 2017
  34. Math

    What is the domain of f/g, given f(x)= x+2 and g(x)= x-7? I was told this below, all real numbers EXCEPT 7 But My choices are this, (-infinity,7) U (7,infinity) (-infinity,-7) U (-7,infinity) (-infinity,-2) U (-2,7)U (7,infinity) (-infinity,infinity)

    asked on December 14, 2017
  35. Pre-Cal

    What is the domain of f/g, given f(x)= x+2 and g(x)= x-7?

    asked on December 14, 2017
  36. math

    Emily has a book with 200 pages , she read 150 pages , what's the percentage of books she read?

    asked on November 10, 2017
  37. Chemistry

    Some instruments differentiate individual quanta of electromagnetic radiation based on their energies. Assume such an instrument has been adjusted to detect quanta that have 3.50× 10–16 J of energy. What is the wavelength of the detected radiation? Give

    asked on November 5, 2017
  38. Physics

    A block is given an initial velocity of 4.00 m/s up a frictionless incline of angle θ = 21.0°. How far up the incline does the block slide before coming to rest?

    asked on October 12, 2017
  39. Physics

    A boat crosses a river of width 164 m in which the current has a uniform speed of 1.3 m/s. The pilot maintains a bearing (i.e., the direction in which the boat points) perpendicular to the river and a throttle setting to give a constant speed of 2.4 m/s

    asked on October 9, 2017
  40. Algebra 2

    Describe the following functions transformation:g(x)=-f(-2x)+5

    asked on October 4, 2017
  41. Geometry

    Given: ∠ABC and ∠CBD are supplementary angles. m∠ABC = 4x + 7, m∠CBD = 2x − 1. Prove: m∠ABC = 123 How do I write this in a two column proof?

    asked on September 30, 2017
  42. Math

    Mrs. Fields bought a sapling from a tree farm nursery and observed a linear growth of the sapling over a period of 6 months. She found the height of the sapling, H centimeters, and the time, t months is related by the linear equation H=2(4+3t) a) write an

    asked on September 27, 2017
  43. Chem Help PLEASE

    A pediatrician prescribes the antibiotic amoxicillin to treat a child suffering from an ear infection. The prescribed dose is to be 72.1 mg of drug per kilogram patient body mass per day. The drug is to be administered twice each day in the form of a

    asked on September 20, 2017
  44. Math

    1. write an algebraic expression for the word phrase: the quotient of r and 12. A.r*12 B.r/12 C.r-12 D.r+12

    asked on September 15, 2017
  45. Math

    A rectangular glass tank is half filled with water. The measurements of the tank are 30cm in height, 25cm in length and 20cm in width. How many litres of water will raise the water level in the glass tank by 5cm?

    asked on September 12, 2017
  46. English

    Why does Yoni think the Arab he finds is perfect for his film? It was in Bethlehem, actually, that Yonatan found his Arab, a handsome man who used his first wish for peace. His name was Munir; he was fat with a big white mustache. Superphotogenic. It was

    asked on September 8, 2017
  47. English

    Which details help you more fully understand Yoni's character and intentions? Evaluate the line, “No prep, no plotting, natural as can be…” Lines with answer: "It was genius, Yoni was sure. And, if not, at least it was cheap. All he needed was a door

    asked on September 8, 2017
  48. math

    Find P if I=122; R=5 1/4% and T=9 months.

    asked on August 2, 2017
  49. Calculus

    Give an example of a function that is integrable on the interval [-1,1], but not continuous on [-1,1]. Explain.

    asked on July 12, 2017
  50. SPANISH

    El futuro con ir + a + infinitvo- How do I do this sentence in spanish? Yo no__________ hacer gimnasia. Thanks!

    asked on June 27, 2017
  51. Chemistry

    "Hi there! So I have a chemistry project due in a few hours. I need to find the molar mass of a specific antacid tablet, but all I know is that the tablet is made up of 550mg CaCO3 and 110mg Mg(OH)2 I also know that the tablet has a mass 1.35g. How do I

    asked on June 19, 2017
  52. Calculus

    if a penny is dropped from the top of a 320 ft. building, how fast will it be moving when it hits the ground? So we can find the speed of the penny as instantaneous rate of change of height of penny when it hits ground. Instantaneous rate of change of y

    asked on June 7, 2017
  53. Calculus

    if a penny is dropped from the top of a 320 ft. building, how fast will it be moving when it hits the ground? v2 = u2 + 2gH, Here, u = initial velocity = 0 v = final velocity g = 32ft/s2 H= 320ft So, v2= 0 + 2 × 32 × 320 or,. v = ✓(2×32×32×2×5) or,

    asked on June 7, 2017
  54. math

    Two ship P and Q left a port R at the same time.Q sailed on a bearing of 150 while P sailed on the north side of Q.After a distance of 8km and 10km by P and Q respectively,their dirtance part was 12km.find the bearing of P from R.

    asked on May 28, 2017
  55. Spanish

    Mucha gente prefiere (lavarse) los dientes antes de desayunar. How to I conjugate the word lavarse? I thought it was se lavan but I got it wrong. Thanks for the help!

    asked on May 23, 2017
  56. Math

    The function T(h) = 144 – 0.003h represents the Temperature, T(h), at a height h on a mountain. Which of the following statements best describes the slope?

    asked on May 19, 2017
  57. biochem

    Two samples of double-stranded DNA have been prepared. Nucleotide analysis reveals that sample 1 is found to be 21% A, while sample 2 is 26% G. Knowing this, which of the following statements is true? Sample 1 has a higher AT content than Sample 2. Sample

    asked on April 26, 2017
  58. math

    Two teams, the Exponents and the Radicals, square off in a best of 5 math hockey tournament. Once a team wins 3 games, the tournament is over. The schedule of the tournament (for home games) goes: E-R-E-R-E If the Exponents are playing at home, there is a

    asked on April 19, 2017
  59. Math

    Sally wants to build a fence around her pool. The pool is 26 feet long by 21 feet wide.The fence is to be 15 feet from the edge of the pool. a.What are the outside dimensions of the area surrounding the pool? b. how many feet of fencing will sally need? 41

    asked on April 14, 2017
  60. Math

    Sally wants to build a fence around her pool. The pool is 26 feet long by 21 feet wide.The fence is to be 15 feet from the edge of the pool. a.What are the outside dimensions of the area surrounding the pool? b. how many feet of fencing will sally need? 41

    asked on April 14, 2017
  61. science

    would all of the lead (ii) bromide (ksp = 6.3 x 10^-6) dissolve if 2.25 g is added to 500 mL of water

    asked on March 27, 2017
  62. math

    You invested money into two funds. Last year,the first fund paid a dividend of 8% and the second a dividend of 5%, and you received a total of $1330. This year, the first fund paid a 12% dividend and the second only 2% and you received a total of $1500.

    asked on March 22, 2017
  63. Social Studies

    (Can you please check my answers)one major landform that is found in both united states and canada is A. The Kilauea Volcanos B. The Rocky Mountains (C.) The Great Basin D. Mount Logan 2 Why are the Great Lakes important to both the United States and

    asked on March 22, 2017
  64. Language art 4th grade

    What is the best way to combine sentences 7 and 8? (7)We got a few dog snacks from Jenny's dad. (8) we started giving snacks to the dog. Answer choices:- a. We got a few dog snacks from Jenny's dad and then we started giving snacks to the dog. b. We got a

    asked on March 16, 2017
  65. math

    sector 2 on a spinner is a 90 digrese (sorry for spelling) sector. if the spinner is spun twice, what is the probability that it will stop in sector 2 both times?

    asked on March 10, 2017
  66. ELA

    “I want to make sure we use all our talent. Not just 25 percent. Don’t let anyone rob you of your imagination, your creativity, or your curiosity. It’s your place in the world; it’s your life. Go on and do all you can do with it, and make it the

    asked on March 9, 2017
  67. History

    Why was it important for licoln to wait to issue the Emancpation Proclomation? A. It could have caused revolts in the North B.It was important to have popular support beforehand**** C. It could have ended the rebellion before union victory D. it may have

    asked on March 1, 2017
  68. chemistry

    With reference to collision theory account for the colour change that occurred when HCl was added to K2CrO4 (Cromate)

    asked on February 19, 2017
  69. Math-Statistics

    CAN SOMEONE HELP ME WITH THIS? A recent study found that, of the 1771 participants aged 12 to 19 in the National Health and Nutrition Examination Survey, 19.5% had some hearing loss (defined as a loss of 15 decibels in at least one ear). This is a dramatic

    asked on February 15, 2017
  70. physics

    The distance between two successive crests of a certain transverse wave is 1.13 m. 20 crests pass a given point along the direction of travel every 18.6 s. Calculate the wave speed. Answer in units of m/s. So far I have gotten 1.22 for my answer by 20/18.6

    asked on February 5, 2017
  71. History

    Which of the following best describes why sit-down strikes resulted in success for workers? A Owners lost more money the longer strikers occupied the factories. B The strikes forced workers to agree to management’s terms. C The strikes allowed workers to

    asked on February 3, 2017
  72. Algebra II

    Find the equation of the line that passes through the points (1,4) and (2,-8). Question options: y = -3x + 9 y = 6x + 5 y = -12x + 16 y = 12x - 8 < this one is wrong.. I thought I had it right so how do I find the correct answer? i'm not getting any of the

    asked on February 1, 2017
  73. Algebra II (plz)

    Find the slope of the line that contains the two points (3,2) and (1,-4). m = - 3 m = - 1/3

    asked on February 1, 2017
  74. Algebra

    Find the slope of the line that contains the two points (3,2) and (1,-4). m = - 3 m = - 1/3

    asked on February 1, 2017
  75. Algebra (check answers plz)

    Find the slope of the line that contains the two points (3,2) and (1,-4). m = - 3 m = - 1/3

    asked on February 1, 2017
  76. math

    John earn scores of 82%, 74%, and 78% on three mid-term tests in his Math course. To earn a B, his overall course mark needs to be at least 80% and less than 90%. The overall course mark is 1 3 (mid-term average) plus 2 3 of the final examination. In what

    asked on January 30, 2017
  77. Algebra

    spencer deposit 540 in a bank account that pays annual simple interest rate of 4.5%. How much interest will he earn after 3 years? a.about $73.00 b.about $7,290.00 c about $126.00

    asked on January 26, 2017
  78. Algebra

    What is the value of (fog)(-5) f(x)=x-10 ; g(x)=x2-3 a. (fog)(-5)= -38 b. (fog)(-5)=12

    asked on January 26, 2017
  79. English

    Can someone help me come up with the a central theme for sonnet 15? PLEASE and also help me find a modern version of sonnet 16 by Elizabeth B.

    asked on January 12, 2017
  80. English

    Hello can someone help me come up with the central theme for sonnet 15 and 27 by Shakespeare and lastly sonnet 27 by Elizabeth Barrett... please and thanks!

    asked on January 11, 2017
  81. Math

    Triangle LMG has side lengths of 7cm, 24 cm, and 25 cm. Which type of triangle is LMG? a.right

    asked on January 9, 2017
  82. science

    did anyone do the lab for product that conserve resources unit 4 lesson 5

    asked on January 7, 2017
  83. electrochemistry gr 12

    Using the following spontaneous reactions, classify the 3 metals involved (Cr, Sn, Al) according to increasing reductant properties. a) 2Cr + 3Sn2+ ----> 2Cr3+ + 3Sn b) Al + Cr3+ ----> Al3+ + Cr

    asked on January 4, 2017
  84. electrochemistry gr 12

    Will there be a reaction is a magnesium strip is placed in a solution containing Ca2+ ions?

    asked on January 4, 2017
  85. science

    the body system responsible for the exchange of gases between the body and the enviroment is the

    asked on January 3, 2017
  86. Math

    Ms Rowe needs to make a box to hold 729 cm^3. She needs the box to have a lid. What are the dimensions of the box that would minimise the surface area?

    asked on December 15, 2016
  87. Math

    what is the measure of the angle of an arc that is 25 cm long with a radius of 7?

    asked on December 13, 2016
  88. art

    My internet is down for my computer and I can only use data. I can't go back for my notes 1. This drawing was made using what natural resource? (1 point) A. harvesting the clay from a corn plant B. making the clay from water and pigments C. making the clay

    asked on December 6, 2016
  89. Calculus

    Evaluate ∫tan(3x)dx

    asked on November 22, 2016
  90. Calculus

    Evaluate ∫√(x^3+1)dx

    asked on November 22, 2016
  91. Fibonacci Sequence

    The sequence < un > is defined by the recurrence Un+1 = 3Un+1\5Un+3 initial condition of u1 = 1: Need to show un in terms of Fibonacci / Lucas numbers

    asked on November 16, 2016
  92. Math

    The sequence < un > is defined by the recurrence Un+1 = 3Un+1\5Un+3 initial condition of u1 = 1: Need to show un in terms of Fibonacci / Lucas numbers

    asked on November 16, 2016
  93. Science

    Four students dissolved 30g of salt in a 200ml solution of water.Each student heated his or her water solution to a different temperature ( Marcus had 10 and tyra had 25 Luis had 50 and Andrew had 75) which student most likely had the solution with the

    asked on November 9, 2016
  94. 4th grade math

    a 4 digit whole number is added to a 2 digit whole number. there is a largest possible sum and a smallest possible sum. what is the difference between those two sums?

    asked on November 8, 2016
  95. Calculus

    A carpenter wants to make an open-topped box out of a rectangular sheet of tin 24 inches wide and 45 inches long. The carpenter plans to cut congruent squares out of each corner of the sheet and then bend the edges of the sheet upward to form the sides of

    asked on November 8, 2016
  96. Calculus

    Two sides of a triangle are 4 inches long. What should be the angle between these sides to make the area of the triangle as large as possible?

    asked on November 5, 2016
  97. Math

    You have a $250,000 mortgage. The 30- year fixed rate is 8.5%. You have had your house for ten years. You have 20 years remaining on your mortgage. The new 15-year mortgage rate is 5.5%. 1) What is your mortgage payment, principal and interest on your

    asked on November 4, 2016
  98. Math

    You have a $200,000 mortgage. You have had the house for one year. The rate is 7.5% fixed for 30 years. Rates have come down and you are thinking of refinancing at the new rate of 6%. 1) What is your mortgage payment and interest on your current mortgage?

    asked on November 4, 2016
  99. finance

    You want to purchase a car. It costs 25,000. You have 3,000 that you have saved up for a down payment. You can go with the 5 year car and 60 month car loan. The car manufacture is offering a special deal on your car. You can get zero percent financing or

    asked on October 24, 2016
  100. finance

    You have only saved 2,000. You are going to trade in your old car and get a new one. The dealership has offered you 3,000 for your trade, and you have accepted their offer. The car you want to buy costs 23,000 but you talked them down to 21,000. The

    asked on October 24, 2016

Pages

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9
  10. 10
  11. 11
  12. 12
  13. 13
  14. 14