Posts by grace

Total # Posts: 730

  1. SECONDARY ALGEBRA

    f(x)=(120m^3)x
  2. SECONDARY ALGEBRA

    A rectangular field is to be fenced off with 120 m of fencing materials. the length of the field is x. express the area in square meters of the field as a function of x.
  3. art history

    it gave me the wrong answers :(
  4. Distribution and warehousing

    What are the risks of distribution of goods and materials
  5. math Study guide

    You should really try and just read the lesson more and check back on things if you do not understand. Going online for connexus answers is CHEATING! Please, everyone stop this or I will tell Gina Witt. :(
  6. chem

    40ml
  7. science

    100% Thanks
  8. chemistry

    Calculate a value for the solubility of (NH4)2C2O4H2O in g/100 cm3 at 298 K
  9. science

    THANKS JACK I GOT 100%!!!!!
  10. math

    A number from 20 to 30 is drawn at random. Posibility of it not a 23
  11. social studies

    D A B A 100%!!
  12. Math

    c. You repeatedly choose a rubber band from the box, record the color, and put the rubber band back in the box. The results are shown in the table below. Find the experimental probability of each color based on the table.
  13. math

    how much lottery revenue has been allocated to education in nc
  14. Math

    HELP A Certain state's lottery LOTTO, is set up so that each player pays $1 per ticket and chooses six different numbers from 1 to 49. if the six numbers chosen match the six numbers drawn each Saturday evening, the player wins the top cash prize. the order in which the ...
  15. math

    the sum of an integer and the next greater integer is at least 27. find the lesser integer.
  16. MATT/116 wk 6 Quiz

    Identify the solution(s) of the system of equations, if any. -3x - 4y =2 8y = - 6x - 4
  17. math

    which figure must have both parallel and perpendicular sides. 1.parallelogram 2. rectangle 3. rhombus 4. right triangles
  18. Chemistry

    Write the balanced chemical equation for each of the following. (Use the lowest possible coefficients. Include states-of-matter at 1 atm and 25unknown_prefixC in your answer.) (b) the reaction of magnesium metal and hydrobromic acid
  19. Chemistry

    Write the balanced chemical equation for each of the following. (Use the lowest possible coefficients. Include states-of-matter at 1 atm and 25unknown_prefixC in your answer.) (a) the dissociation of solid magnesium hydroxide in water
  20. Chemistry

    Write a balanced chemical equation that represents the self-ionization of water. (Use the lowest possible coefficients. Include states-of-matter at 1 atm and 25°C in your answer.)
  21. Chemistry

    How many milliliters of 0.326 M HCl would be required to titrate 5.48 g KOH?
  22. Math

    GB=7*9*12=756 cu. in. LB=10*10*15=1500 cu in. 1500-156=744 cu in. Hope this helps everyone :)
  23. GUYS

    guys the confusion is that on connexus quizzes, every person has a few different questions than other people. Some of you have a couple different questions. I suggest you just ask each question individually so you know who is right.
  24. Chemistry

    What are the molality and mole fraction of solute in a 32.3 percent by mass aqueous solution of methanol (CH3OH)? molality = ?m mole fraction =
  25. chemistry

    In the laboratory a student finds that it takes 20.7 Joules to increase the temperature of 11.0 grams of solid platinum from 20.5 to 35.8 degrees Celsius. What is the specific heat of platinum she has measured.
  26. science

    I got 100% too! Thanks you!
  27. Chemistry

    Possible Sources of error in a reaction or sodium bicarbonate and acetic acid. Also known as baking soda and vinegar.
  28. Chemistry

    When copper(II) oxide is heated in the presence of hydrogen gas, elemental copper and water are produced. What mass of copper can be obtained if 34.0 g copper(II) oxide is used?
  29. Chemistry

    In 1901, Thomas Edison invented the nickel-iron battery. The follwing reaction takes place in the battery. Fe(s) + 2 NiO(OH)(s) + 2 H2O(l) Fe(OH)2(s) + 2 Ni(OH)2(aq) How many mole of Fe(OH)2, is produced when 3.70 mol Fe and 6.95 mol NiO(OH) react?
  30. SCIENCE HELP ASAP! :)

    I took the quiz- I'm from connections- but the answers are 1.C 2.B 3.C 4.A 5.C 6.A 7.B 8.D 9.A 10.A Welcome :)
  31. chemistry

    a 2.52-g sample of a compound containing only carbon, hydrogen, nitrogen, oxygen, and sulfur was burned in excess O to yield 4.23 g of CO2 and 1.01 g of H2O as the only carbon and hydrogen containing products respectively. Another sample of the same compound, of mass 4.14 g, ...
  32. math

    In the basketball game, Sarah made three times as many 2-point shots as 3-point shots. She made 8 shots in all. How many 2-point shots did she make?
  33. Algebra (Age Problem)

    Joey's grandmother is nine times as old as he is. Ten years from now, she will be four times as old as Joey will be then. How old is Joey now?
  34. SCIENCE --- CHECK MY WORK PLS

    Got em! Thank youuu!
  35. Science

    Thank youuuu :D
  36. Math #rd grade

    Thank you! It was worded so weird I didn't know what they wanted. : )
  37. Math #rd grade

    Bryan has 3 nickels, 3 dimes, and 2 quarters. What fraction of the coins is either a dime or a quarter? There is a space for only 1 fraction answer.
  38. 8th Grade Earth Science Help?

    What was the answer?
  39. Spelling

    What is the antonym of brandishing? a) furbishing b) concealing c) defacing d) galvanizing
  40. Math help ms sue.

    I wouldn't trust salted caramel..
  41. History

    A group of Nacogdoches.
  42. us history

    How did immigrants regard public education? a. as an aid to assimilation b. as a threat to cultural heritage c. as a path to advancement d. all of the above
  43. science

    Thanks anna
  44. English

    I have the sentence: Kyle seems calm despite his situation. Kyle is the subject, seems is the being verb, calm is a subject complement adjective that describes Kyle. My question is, is "...despite his situation" an adverb phrase? Is it describing calm or seems? Thanks,
  45. math

    In a class of 40 students, 27 like math and 25 like Filipino. At most how many students do not like at least one of these subjects?
  46. Math

    Least no.of trips. 5 Total distance covered by them 1200 meters
  47. Math

    3 trips 360 meters
  48. Math

    13 pieces 27 centumeters
  49. Math

    54 cm's & 6 nos
  50. chemistry

    a tuning fork produces a sound of musical note middle C. It moves back and forth 256 time each second. What is the frequency of the tuning fork?
  51. grammar

    can you explain the predicate and complete predicate in a sentence
  52. Geography

    Why do the trees drop their leaves in the fall?
  53. Social Studies (History)

    what are somne short terme sefect of the
  54. 7th Grade

    What we're learning? mostly cells and living organisms- pretty insane stuff (:
  55. 7th Grade

    Hi, In science we're mostly earning about everything inside your body like cells and chromosomes.
  56. Geometry

    The peremiter of triangly rst is 40 what is the perimeter of triange xyz
  57. calculus

    After solving with A=(-1,2) x^2+2x^2+x+1 got 119/12a pls where did i get it wrong. And with -[(-55)] x^2-25dx i got -50 pls am i correct
  58. calculus

    find the area enclosed between the x-axis and the curve, if y=x^2-25 for (-5) is less than or equal to x less than or equal to 5
  59. calculus

    find the area enclosed between the x-axis and the curve, if y=x^3 and the straight line y=x
  60. calculus

    find the area enclosed between the x-axis and the curve, if y=x^3+2x^2+x+1 between x=-1 and x=2
  61. calculus

    Determine l= 2e^xdx, given that l=50.2, when x=3
  62. calculus

    int e^5xsin3xdx =
  63. calculus

    int dx/3sinx+4cosx dx =
  64. calculus

    int x^2/(x-2)(x^2+1)dx
  65. physics

    A car is traveling at 95km/hr. the driver steps on the brakes and the car comes to a stop in 60m. What is the car's deceleration?
  66. geometry

    Given that r1=6i-8j+2k,r2=4i+5j+7k,r3=-2i+j+6k is a vector. Find r1r2,r2r3,r3r1(a)30,21,-8(b)26,23,8(c)24,19,-7(d)19,27,7
  67. geometry

    if U=i+3j-2k and V=4i-2j-4k are vectors find U.V, 3U+V& (2U+V).(U-2V) (a)6,10,4(b)4143(c)11,4,5(d)5,11,6
  68. physics

    Two charges Q 1 =500/mu(C) and Q 2 =100/mu(C) are located on the XY plane at the positions r1=3/vec(j)m and r2=4/vec(i)m. Find the force exerted on the Q2(a)14.4/vec(i)+10.8/vec(j)(b)14.4/vec(i)-10.8/vec(j)N(c)10.8/vec(i)-14.4/vec(j)N(d)10.8/vec(i)+14.4/vec(j)N
  69. physics

    Two large horizontal metal plates are separated by 4mm. The lower plate is at a potential of (-)6v.What potential should be applied to the upper plate to create field strength of 4000v/m upwards in the space between the plates?(a)(+)22(b)(+)10(c)(-)10(d)(-)22
  70. World History

    I agree that it was B. The Rise of Religion.
  71. Probablity

    0.18
  72. Social Studies

    the farming are different because in new England in the winter its very cold so they can't pant in the winter, but in southern colonies it is mild in the winter so the can farm a little.
  73. Math

    nn jhb
  74. Math.....

    16
  75. Math

    tom had 18 comic books , while Diane and Helen had none. Tom gave 1/3 of the comic books to Diane who passed 1/3 of these books along to Helen. If Tom then gave Helen 1/3 of the books he had left, how many comic books did Helen receive from Tom and Diane
  76. Math

    An airplane traveled a distance d in t hours, where r>1, and arrived one hour late. The airplane would have arrived on time if it had traveled at what rate per hour? a. t-1 b. d/t-1 c. d/t+1 d. d/t-1 e. d/t+1
  77. Math

    Each plant of a certain variety yields 50 seeds in the early fall and then dies. Only 40 percent of these seeds produce plants the following summer and the remainder never produce plants. At this rate, a single plant yielding seeds in 1986 will produce how many plants as ...
  78. Language barriers

    Females are passive
  79. Ganguage barriers

    If a child displays discriminatory behavior in the classroom, one should
  80. Language and other barriers

    An example of an exceptional child is one who
  81. World Geography

    D. Stopping French nuclear testing in the region. ~ I just took the test ~
  82. Technology

    Non system disc means
  83. Technology

    If you want to teach whole classes how to use computers, where is the best place to locate the computers?
  84. math

    At a point on the ground 80ft from the base of a tree,the distance to the top of the tree is 11ft more than 2 times the height of the tree. find the height.
  85. Physics

    What happens to the momentum of the truck if sand leaks at a constant rate through a hole in the truck bed while the truck maintains a constant velocity?
  86. life orientation

    6 ways in which earthquake can impact negatively on one's health
  87. math

    0.21 x 63 = 13.23
  88. Math

    A lighthouse is east of a Coast Guard patrol boat. The Coast Guard station is 20 km north of the lighthouse. The radar officer aboard the boat measures the angle between the lighthouse and the station to be 23°. How far is the boat from the station?
  89. Math

    My question was: "How many students can be chosen from a class of 16 to represent their class at a banquet?" If you could give me the answer, I'd be thankful.
  90. Chemistry

    When I solve for H^+ I put 1.7 x10^-3 x 0.26. I got 4.42 x 10^-4. My pH is 3.35. Is that right?
  91. Chemistry

    Substance X (MW=356gm) is a weak acid. Its Ka is 1.7x10^-3. Calculate pH of725ml of the following solutions: a)Containing 0.187 mol of substance x b)containing 127gm of Substance x I have been trying to figure this problem out for hours now and do not get it. Please help me ...
  92. Chemistry

    Does that mean that I do not need to do an ICE table but just use the HH equation?
  93. Chemistry

    Calculate the pH of the following buffer solution that resulted from 125ml of 0.1M NH3 with 250ml 0.1 M NH4Cl ( for NH3, Kb= 1.76x10^-5)
  94. Chemistry

    Calculate the pH of the following buffer solution that resulted from 125ml of 0.1M NH3 with 250ml 0.1 M NH4Cl ( for NH3, Kb= 1.76x10^-5)
  95. Chemistry

    Three metals P,Q and R form three ionic solids with three nonmetals X,Y, ands Z respectively as follows P2X, QY2, and RZ3. If their molar solubilities are the same, how are their Ksp values related? Please not only explain but write the respective dissociation.
  96. algebra 2 (permutations & combinations)

    from a standard deck of 52 cards, how many different five-card hands can be drawn?
  97. science

    tundra
  98. Math

    What property is this? 4(7+9)=(4x7)+(4x9)
  99. Math

    One half of 9.76
  100. Math

    The sunglasses that Ramon wants to buy are 50% off the original price of 85$ .How much did he have to pay?