Questions Asked on
July 28, 2017

  1. science

    Pure PCL5 is introduced into an evacuated chamber and comes to equilibrium at 247C and 2 atm. The equilibrium gaseous mixture contain 40% chlorine by volume. Calculate Kp for the reaction.

    asked by Hoe
  2. english

    95. Students could learn grammatical structures from a song because A:it contains authentic language. B:rhythm and melody make the structure memorable. C: learning in this way is a pleasant change of pace. D: all of the above. answer: D 96. In a grammar

    asked by Althea
  3. math

    Three friends have 1/2 a pizza left. If they divide it evenly, what fraction of a pizza will each friend get?and i already tried and i didnt understand

    asked by John
  4. english

    88. The reason to list all of the preliminary (non-procedural) information in a lesson plan is to A:be sure have considered each aspect. B:keep good records for your future needs C:be able to communicate clearly with administrators, other teachers, and

    asked by Althea
  5. Math

    What sum will amount to Rs 1748 in 5/2 years at 15/2 % per annum simple interest.

    asked by Saad
  6. english

    Analyzing English sentence structures is important for an EFL teacher because A: these structures are not universal. B: second language learners usually search for these patterns. C: understanding these patterns helps a teacher elucidate them. D: All of

    asked by Althea
  7. english

    Adjectives can describe A: nouns. B: verbs. C: other adjectives. D: All of the above answer D Minor parts of speech are often more crucial to A: form than meaning. B: meaning than form. C: sentences than paragraphs. D: paragraphs than sentences. answer B

    asked by Althea
  8. Math

    In 7 days, Mario cooked 98 pounds of spaghetti. Each day after the rst, he cooked 2 more pounds than he cooked than the day before. What is the difference between the average (arithmetic mean) number of pounds of spaghetti he cooked per day and the median

    asked by Aria
  9. English

    When he arrived at the café, Zach started preparing the scones, cookies, and muffins. While bread for sandwiches was purchased from a nearby bakery, he made these himself. Anybody looking for a stale pastry would have to try the Starbucks next door.

    asked by Althea
  10. English

    58. The muffins were fresh. When discussing tenses, the subject of the previous sentence can be called the A: first person plural. B: second person plural. C: third person plural. D: first person singular. Answer: C

    asked by Althea
  11. algebra

    Chris can be paid in one of two ways. Plan A is a salary of ​$380 per​ month, plus a commission of 9​% of sales. Plan B is a salary of ​$656 per​ month, plus a commission of 3​% of sales. For what amount of sales is Chris better off selecting

    asked by jen
  12. math

    alisha goes to a supermarket and bought things worth rs 60 out of which 40Ps went on sales tax.if tax rate is 10% then what was cost of tax free items? (55.60)

    asked by giri kumar
  13. Algebra 2

    Elaine shoots an arrow upward at a speed of 32 feet per second from a bridge that is 28 feet high. The height of the arrow is given by the function h(t) = -16t2+32t + 28, where t is the time in seconds. a. What is the maximum height that the arrow reaches?

    asked by ash
  14. english

    Identify the tenses that are used in THIS sentence. 76. The owners must have installed the equipment 20 years ago. A: Present perfect in the passive voice B: Past tense with a modal C: Present continuous with a modal. D: Future perfect in the passive voice

    asked by Althea
  15. English

    Identify which of the two sentences is punctuated correctly. A:The train that is taking us to New York has a full restaurant in the last car.*** B:The train that is taking us to New York, has a full restaurant in the last car. Is this correct?

    asked by marylyn
  16. Math-- algebra 2

    write a function rule for the following table-- x f(x) 3 9 4 16 5 25 6 36 I know how to find the function rule, it's just that this is a bit confusing since the f(x) isn't constant. Thank you so much!

    asked by IhaveaQ
  17. math

    If an aircraft flies on a bearing of 120 degrees from point A to B, what bearing should it take to fly from B to A?

    asked by Emmanuel
  18. Maths

    A jar hold 1.5 litre of juice .how many glasses of 250 millilitre can be served with 5 jars of juice

    asked by Kiran
  19. Math

    0 Tutors Online Right Now Math 20-1 Help What is this? What is tutors online right now mean? I need help What are points? See all FAQ Aron is training for a 10 km marathon swim in 19 weeks. Each week, his training plan includes a long distance swim. In

    asked by Jay
  20. English

    Which of the following sentences does not include a phrasal verb? A: Harry will bring the beer to the party. B: John was brought up by his grandmother. C: Good teachers bring out the best from their students. D: Please don’t bring up your controversial

    asked by Althea
  21. Math,2D-Geometry

    Find the coordinates of the point which divides the line segment joining (2,4) and (6,8) in the ratio 1:3 internally and externally

    asked by Om Gopal Mishra
  22. Chemistry

    Order the following considering their boiling point in an aqueous solution. 1) pentan-2-one 2) pentan-2-ol 3) 2-aminopropanoic acid The answer key says the order (increasing) is, 1 < 2 < 3 and states 1 only have weak permanent dipole dipole forces and Van

    asked by Shenaya
  23. Math

    7 men are 5 women are seated in a row.Find the ways they can be sated so that two women are not together. Starting with a man, the ways=(7!*5!)*2!,multiplied by 2! because we can reverse the way seated. Starting with a woman,

    asked by Shenaya
  24. Chemistry

    Assume that 50g of KCl is dissolved in 100g of water at 100*C and the solution is allowed to cool to 30*C. How much KCl crystallizes from the solution?

    asked by Anonymous
  25. rationalizing

    sqrt(18) - sqrt(17) How does this expression equal 1/(sqrt(18) + sqrt(17)) ? How would you change it like that? And why is this good to use when not using a calculator?

    asked by jack
  26. Maths

    An 8 x 8 x 8 hollow cube is constructed from 1 x 1 x 1 cubes so that its six walls are 1 cube thick. The number of 1 x 1 x 1 cubes needed to make the hollow cube is A.169 B.296 C.298 D.384

    asked by daniel
  27. Physics

    A bullet fired target loses half of it velocity in penetrating 15cm .how much further it will penetrate before coming to rest

    asked by Samyukta
  28. composite functions

    f(x) = 2/3x-1 g(x) = x+4/x (g o f)(x) = ? x does not equal 1/3 Can someone explain how to do this one?

    asked by jack
  29. algebra

    Need help with answering the quotient and the remainder, (6x^2+35x24)/(x+5)

    asked by Anonymous
  30. rational expressions and equations

    A carpenter is assigned the job of expanding a rectangular deck where the width is one-fourth the length. The length of the deck is to be expanded by 6 feet, and the width by 2 feet. If the area of the new rectangular deck is 68 ft2 larger than the area of

    asked by britney
  31. Math--algebra 2

    Hello! I'm trying to solve these two questions-- |x-4|5 and I'm not exactly sure how to answer For question 1 I got this- 1

    asked by IhaveaQ
  32. Maths

    The price of a sweater is $280 and the price of a pair of jeans is $250. The pair of jeans ____ % cheaper than the sweater.

    asked by Fan
  33. Math

    Mark give 20% of his marbles to john and three eighths of the remainder to harry. if he had 40 remain, how many marbles he had a first?

    asked by Jadah
  34. maths

    If a/b =c/d , show that a^3c + ac^3 = (a+c)^4 ----------- ------- b^3d + bd^3 (b+d)^4 pl help.

    asked by kumar
  35. Reading-Sentence completion

    The fertile and productive fields are located at the __________ of the Gila and the Arizona Rivers and are ______________ by waters from both. a) Juntion, Desiccated b) Confluence, irrigated c) bank, drained d) source, submerged e) end, inundated

    asked by Cathy
  36. Math

    Adnan bought at the rate of 40 per dozen and sold at the rate of 4 per egg find percentage of profit if 3 eggs were rotten

    asked by Anonymous
  37. Sciencr

    Define water equivalent with unit and why is the polished calorimeter is perferred

    asked by Ayush
  38. math

    ci and si for certain sum at certain rate for 2 yrs are 220 and 200.what is principal for these interest?

    asked by giri kumar
  39. Math

    Is there any method to calculate the value of (1+i)^n + (1-i)^n , without using the binomial theorem or Euler formulation? As (1-i) is the conjugate of (1+i) we can take the value of (1+i)+(1-i)= real part of (1+i) But how to avoid Euler formula?

    asked by Shenaya
  40. math

    If 2/5 of 2/3 division sign is divided by 3/10, what is the resulting value?

    asked by leo
  41. Chemistry

    what volume of dilute nitric soln. Of density 1.10 and20% nitric by mass contain 10g of nitric

    asked by Samanthi
  42. Math

    A and B are two events. P(A/B)=5/11 P(A~B)=9/10 (~ indicates either A or B) P(B)=x How do we find P(A^B')? (^ indicates both A and B) I got, P(A^B)=5x/11 P(A)=(9/10)-(6x/11) Is there any way we can get a relationship between P(A^B) and the required

    asked by Ben
  43. maths

    If a/b =c/d , a^3c + ac^3 = (a+c)^4 show that ----------- ------- b^3d + bd^3 (b+d)^4 pl help.

    asked by kumar
  44. Algebra/calc simplfy

    Hello This problem, wants me to take the derviative of y=x^6(3x-2)^5. I used the product rule and got to the step where it says y=15x^6(3x-2)^4+6x^5(3x-2)^5. My teacher then wrote after this 3x^5(3x-2)^4(5x+2(3x-2). I am very confused as how he simplified

    asked by denice
  45. Order with fractions

    2 division sign (2/3) + 3 division sign 4 division sign (4/5)=

    asked by Faith