Karla

Newest questions posted by Karla
  1. Philosophy

    If there is no flood and we still have to evacuate, then the hurricane must pose other dangers. Turn into symbolic form Would the answer be: (~p & q) -> r
  2. Philosophy

    The harness does not fit tightly, the belay device is broken, and the bolts are loose. Turn into symbolic form Would the answer be: (~p & q) & r
  3. English

    Identify each as fragment, run-on, comma splice, or sentence. One legend has it that an old lady tried to dry off her sopping wet dog by putting it in the microwave this legend also predates the microwave oven. a. fragment b. run-on c. comma splice d.
  4. English

    Either Chris or the new employee _________ the mail before Dolores or Charles ____. a. sort/arrives b. sort/arrive c. sorts/arrives d. sorts/arrive
  5. Chemestry

    What is the molecular mass of a gas that has a density of 0.897 g/L if it exerts a pressure of 1.35 ATM and is that a temperature of 43.5°C?
  6. health

    how to achieve a nutrition?
  7. Math

    There were 49 students in a gym class.if 3/7 were boys and the rest were girls, how many boys were in the gym
  8. CHE1

    Hydrogen peroxide decomposes to water and oxygen at constant pressure by the following reaction: 2H2O2(l) → 2H2O(l) + O2(g) ΔH = -196 kJ Calculate the value of q (kJ) in this exothermic reaction when 4.60 g of hydrogen peroxide decomposes at constant
  9. physics

    a store advertises carpet that costs $ 18.95 per square yard. how much does that carpet cost per square meter?
  10. math

    Alana picked p peaches. Michelle picked 18 times as many peaches as Alana. Write an expression that shows how many peaches Michelle picked.
  11. math

    Tucker bought 2 bags of beans. There are b beans in each bag. Write an expression that shows how many beans Tucker bought.
  12. Math Estimating products

    Which Benchmark Fraction could you use to estimate the product of 36 x 11/16 ? PLEASE HELP ME ANSWER IM STUCK IDK
  13. Math

    Mr. Hernandez asked his students to estimate the area of the circular garden in front of the school. If the radius of the garden is 7 feet, which statement is closest to the area of the garden
  14. math

    ratio 1/3
  15. Algebra

    Solve the given polynomial equation. Use the Rational Zero Theorem and​ Descartes's Rule of Signs as an aid in obtaining the first root. 2 x cubed minus 5 x squared minus 5 x minus 1 equals 02x3−5x2−5x−1=0
  16. Math

    The point C(4 , -2 ) , D(2,1) and E(-1,-1) are translated onto C' and D' and E' by the vector find the coordinates of C' D' and E'
  17. English

    In Marigolds how does the author use of tone help describe Elizabeth's perception of her childhood? -her tone sounds solemn at first showing that she was reflecting over her sad or hard childhood. Then it switches to matter of fact because she realizes she
  18. math

    11 increased by twice Vanessa's age
  19. Math

    Mr. Josie's investment decreased 25% in value. By what percent should its value increase so it can get back to its original value?
  20. Math

    Mandy runs 4 km in 18 minutes if she planes to run in a 15 km race how long will it take her to complete the race
  21. Chemistry-nudge the

    A 4.30 g nugget of pure gold absorbed 298 J of heat. The initial temperature was 22.0°C. What was the final temperature? °C
  22. Chemistry

    A 4.30 g nugget of pure gold absorbed 298 J of heat. The initial temperature was 22.0°C. What was the final temperature? °C
  23. Chemistry

    Assuming ideal behavior, determine the mole fraction of acetone in a solution of acetone and water if the vapor pressure of acetone changed from 750mmHg to 735mmHg.
  24. Math

    Genrald and Michelle went on a 24-mile bike ride. They rode 1/4 of the distance before stopping. By lunchtime, they rode 5/8 of the total distance. How many miles did they have left to ride after lunch?
  25. math

    Greg has a dollar bill, quarters, and dimes. how many ways can he make $1.75?
  26. math

    grant pays $0.10 per minute plus $5 per month for telephone long distance write an algebraic expression for m minutes of long distance calls in one month
  27. math

    a slice of pizza has 290 calories to find out how many write an algebraic expression to find out how many calories there are in a slices of pizza and b stalks of celery
  28. math

    the Nile River is the longest river in the world that 4160 miles a group of explorers travel along the entire now in xx days they traveled the same distance each day write an algebraic expression to find out each day's distance
  29. math

    the types of mini food players as it is triple plays in band is there in flute players write an algebraic expression to find out how many trumpet players there are
  30. maths

    How many red beads would there be in a pattern with 78 blue beads?
  31. college chemistry

    When a solution containing 8.00 g NaOH in 50.0 g of water at 25 °C is added to a solution of 8.00 g of HCl in 250.0 g of water at 25 °C in a calorimeter, the temperature of the solution increases to 33.5 °C. Assuming that the specific heat heat of the
  32. Algebra

    in what form is the following linear equation written? 3x-2y=4 A.rise-run B.standard C.slope-intercept D.point-slope
  33. math

    The greatest integer function ,shows below, is defined to be greatest________less than or equal to x. f(x)=[[x]]
  34. algebra 2

    f(x)={2x,x1} Given the piecewise functions shown below, select all of the statements that are true. A.f(5)=1 B.f(2)=4 C.f(-2)=4 D.f(1)=5
  35. algebra2

    is f(x)= x^3-x^2-9x+9 a one to one function
  36. algebra2

    hoe many solutions are there to the equations below? 8x+47=8(x+5)
  37. algebra2

    how many solution are there to the equation below? 3x-10(x+2)=13-7x A.1 B.0 C.Infinitely many
  38. algebra2

    How many solutions are there to the equation below? 220=2x-12x a.1 b. Infinitely many c.2
  39. algebra2

    how many solutions are there to the equation below? 6x+30+4x=10(x+3) I want to know how to do this problems Please and Thank you
  40. algebra2

    How many solutions are there to the equation below? 145=10x-8x
  41. Algebra 2

    What is the solution to this equation? 4(x-8)+10=-10
  42. Math

    There eight girls competing in an ice=skating competition. In how many ways can they finish in first, second and third place? 366 1,680 2,016 40,320 I think it is 2,016
  43. psychology

    PLEASE HELP LAST QUESTION.??? Among William James's contributions to the science of psychology is that he A. he wrote the first American text in psychology b.. developed a psychodynamic treatment for mental illness. c.experimented with classical
  44. Science

    What kind of substance has properties that reflects light very well, warms up in my hand, flattens out when it hits with a hammer and conducts electricity?
  45. Chemistry - Solubility

    Calculate the solubility of copper(II) sulfide in a solution that is 0.150 mol L^-1 in NaCN. I am very confused on what to do. Since there are no common ions, I know that this is not the common ion effect. Also I do not believe this is a pH effect
  46. Trigonometry

    Can you please help me verify these? >sin7x-sin5x= tanx(cos7x-cos5x) >(1-cosx)cot(1/2x) = sinx >1+tanx tan(x/2) = secx Its very confusing because of all the double-half angle formulas >_
  47. chemistry

    A solution contains 3.10 g of solute in 10.4 g of solvent. What is the mass percent of the solute in the solution?
  48. math

    Suppose you take out a loan for 180 days in the amount of $13,500 at 11% ordinary interest. After 50 days, you make a partial payment of $1,000. What is the final amount due on the loan?
  49. Math

    A bus is traveling at 79.7 kilometers Er hour east, how far does the bus travel 1.45 hours?
  50. Math: Finance

    Need help solving these finance questions? PV = C/r PV= C/r-g P= D/r-g 1st: Tom is 30 years old today. His salary next year will be $20,000. He forecasts salary growth of 5%/year and plans to retire at 60. 1) If the discount rate is 8%, what is the PV of
  51. geonetry

    What is the area of sector CED when DE = 15 yd?
  52. math homework

    What is the perimeter of a triangle whose sides measure 21cm, 16cm, and 19cm?
  53. chemistry

    how many moles of H2O are produced when 5.00 mols of oxygen gas are used
  54. math

    Finney & Company purchased $1,800 of merchandise on 5/6. The terms were 2/15 EOM. The sneakers were received on 5/20, sent FOB Shipping Point. Freight charges amounted to $45. What payment must be made by that date to take advantage of the discount?
  55. math

    Bert wants to make a larger version of a drawing he saw in a magazine. The drawing fits into a square with each side measuring 7 cm. If Bert makes his copy twice the size of the square measured in the original drawing, how much space will it cover on the
  56. math 5th

    in the following addition problem, each letter stands for a different digit. Find the value of X, Y, and Z XYZ + ZYX _______ YYZY
  57. physics

    f a police car is traveling along at 40 mi/hr and speeds up to 90 mi/hr to catch a speeder and it takes a total time of 1hr to finally catch the speeder. what was the police car's acceleration?
  58. Math

    Cepheid variables are vital for measuring the distances of relatively nearby galaxies. What is the probability of finding a cepheid variable star? State ALL your assumptions
  59. Chemistry

    If 45g of a 2.2% NaHCo3 solution is to be prepared how many grams of NaHCo3 are needed
  60. math

    ms.joliet gave a math quiz to see how her small group was doing. what score would make the median 90, the mode 85, and the range 20 if she had the numbers listed below 85,85,90,?,100,85,80,100,90
  61. Math

    Sally bought 3 tickets to the observation deck at the top of a skyscraper. She paid with a five-dollar bill and got 50 cents change. What was the cost of each ticket?
  62. English

    What public health issue starts the escalation of misery in "top of the food chain"?
  63. Macroeconomics

    Consider the following data: The money supply in $1 trillion, the price level equals 2, and real GDP is $5 trillion in base-year dollars. What is the income velocity of money?
  64. Business math/Finite

    How long to the nearest year, will it take an investment to double if it is continuously compounded at 4% per year
  65. World Geography

    When attacking Russia in 1941,Germany...
  66. physics

    How many significant figures are in 24.010
  67. chemistry

    In a 1.0x10^-4 M solution of HClO(aq), identify the relative molar amounts of these species:HClO, OH-, H3O+, OCl-, H2O
  68. physics

    a car skids to a halt at a rate of -9.4 m/s2. the skid marks measure 34 m. what speed was the car going when it slammed on the brakes?
  69. algebra 2

    how do i find the are of the region defined by |x|+|y| less than or equal to 5 and |x|+|y| greater than or equal to?
  70. algebra 2

    how do i find the are of the region defined by |x|+|y| less than or equal to 5 and |x|+|y| greater than or equal to?
  71. Physics

    Large boxes of pumpkins are set on a ramp to be unloaded out of a truck. The 300.0 lb boxes are set on the ramp which has an incline of 35 degrees. They must then be pushed to get started down the plane towards the bottom. If the coefficient of the static
  72. College Physics

    Large boxes of pumpkins are set on a ramp to be unloaded out of a truck. The 300.0 lb boxes are set on the ramp which has an incline of 35 degrees. They must then be pushed to get started down the plane towards the bottom. If the coefficient of the static
  73. Physics

    Assume a block on unknown weight rests on an incline of 25 degrees and is initially not moving. What push (P) is required to start moving the block if the coefficient of static friction is 0.7?
  74. Physics

    Assume a block on unknown weight rests on an incline of 25 degrees and is initially not moving. What push (P) is required to start moving the block if the coefficient of static friction is 0.7?
  75. science

    the patient reports numbness and tingling in the left lumbar area and pain in the contralateral femoral region
  76. science

    the patient reports numbness and tingling in the left lumbar area and pain in the contralateral femoral region
  77. math

    A new car comes in 5 exterior colors and 3 interior colors. How many different-looking cars are possible?
  78. math

    If Christopher wants to have the same number of hot dogs and buns, what is the minimum number of hot dogs he will have to buy?
  79. chemistry

    25mL of tap-water is titrated with .00500 M EDTA. 7.95mL of EDTA is required for complete reaction, Whatis the molarity of that total water hardness in the 25mL sample
  80. economics

    What do brokerage firms charge fees on
  81. Math

    I'm having a hard time with this problem. The book tells you the answer is 5, but I don't know how they got there. log(x+25)= 1+ log(2x-7)
  82. ap world history

    Can you compare North American racial ideologies and their effects on society with Latin American/Caribbean racial ideologies and their effects on society in 1500-1830?
  83. Business Finance

    Assume a bank loan requires a interest payment of $85 per year and a principal payment of $1,000 at the end of the loan's eight-year life. a) How much could this loan be sold for to another bank if loans of similar quality carried a 8.5 percent interest
  84. physics

    What is the length of a box in which the difference between an electron's first and second allowed energies is 1.30×10−19 ?
  85. math

    if the drama club would want 120 to people see them act and want to fill up 10 rows how many people are in each row
  86. math

    how do i show my work for, 5+10/(1*(8+6)-4=6 ya i know the answer but i wanna know how to show my work.
  87. Physics

    During a lawnmower race, a rider starts from rest and accelerates at 1 m/s/s for 10 seconds. The rider then maintains a constant velocity for the remainder of the race, which takes an additional 20 seconds. A) How far was the race? B) What was the
  88. English

    This is about The perfect Picture- byJames Thom What purpose does Thom's introduction serve and how did it affect you? How would the meaning of Thom's essay change if his essay started with paragraph 2 instead?
  89. English

    This is about Sound and Fury- Dan Greenburg Where is Greenburg's point stated in his essay and what is his point? How would the meaning be different if Greenburg had ended his essay with paragraph 29?
  90. Maths

    Hey :) I was wondering if someone could tell me if this answer and working is correct or not... Cos theta =-0.25 Cos inverse -0.25 = -14 therefore theta equals: 180--14=194or/and 180+-14=166 Any help would be much appreciated :) Thanks!
  91. Chemistry

    At standard temperature a gas has a volume of 275ml if the temperature is increased to 130C buit the pressure is held constant what is the new volume?
  92. statistics

    John drives to work each morning and the trip takes an average of  = 38 minutes. The distribution of driving times is approximately normal with a standard deviation of  = 5 minutes. For a randomly selected morning, what is the probability that John's
  93. Chm General 2

    if a student doing an experiment failed to dry the KHP before using it to standarize the NaOH solution. A) Would her calculated molarity of the NaOH solution probably be too hight or too Low?
  94. statistics

    using the 98-95-99.7 rule, find the percentage of scores within 20 points of the mean of 50.
  95. science

    how to tell if a solution is saturated
  96. College history

    Explain the meetings that resulted in the Japanese seeing "Rolls-Royce,Rolls-Royce,Ford" and how was this part of Americans "clamoring for the outlawry of war? I need help with this question because I don't understand the question and what exactly it is
  97. algebra 2 and trigonometry

    What the solution of the equation: y^2-3y=9 ?
  98. algebra 2 and trigonometry

    What the solution of the equation: y^2-3y=9 ?
  99. Literature

    According to the map,Tony' farm is just ahead. Is this an adverb phrase
  100. Global

    How did the Scramble for africa impact people living back then & living today?

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