1. Algebra

Determine whether each sequence is arithmetic or geometric. Find the next three terms. 14, 19, 24, 29, . . . A.geometric, 34, 39, 44 B.arithmetic, 32, 36, 41 C.arithmetic, 34, 39, 44 D.The sequence is neither geometric nor arithmetic. I think this is C...?

2. Chemistry

Which solution below has the highest concentration of hydronium ions? pH = 9.82 pH = 12.6 pH = 7.93 pH = 3.21 pH = 7.00

3. Chemistry

The Keq for the equilibrium below is 5.4 × 1013 at 480.0 °C. 2NO (g) + O2 (g) ↔ 2NO2 (g) What is the value of Keq at this temperature for the following reaction? NO2 (g) ↔ NO (g) + 1/2 O2 (g) The Keq for the equilibrium below is 5.4 × 1013 at 480.0

4. AlgebraB-2

1. What are the coordinates of the vertex of the graph? Is it a maximum or minimum? 3. How is the graph of y = –2x2 – 4 different from the graph of y = –2x2? (1 point) 4. Graph the function. Identify the vertex and axis of symmetry.

5. Chem

How many grams of Ni would be electroplated if a constant current of 7.2 amperes is passed through a solution of NiSO4 for 90.0 min?

6. Arithmetic

A box in a college bookstore contains books, and each book in the box is a history book, an English book or a science book. If one-third of these books are history books and one-sixth are English books, what fraction of the books are science books? A. 1/3

7. Physics

A stretched string fixed at both ends is 2.0 m long. What are the three wavelengths that will produce standing waves on this string? Name at least one wavelength that would not produce a standing wave pattern, and explain your answer. I REALLY NEED HELP I

8. Chemistry

A 30.0-ml sample of 0.165 M propanoic acid is titrated with 0.300 M KOH. What is the pH at 5 ml of added base, at 10 ml of added base?

9. Chemistry

A coffee cup calorimeter contains 25.0 grams water at 23.8 C A 5.00g sample of an unknown metal at an initial temperature of 78.3 C was dropped into the calorimeter. The final temperature of mixture was 46.3 C. Calculate the specific heat of the metal. The

10. chem

How many grams of NH4Cl must be added to 0.560 L of 1.90 M NH3 solution to yield a buffer solution with a pH of 8.50? Assume no volume change. Kb for NH3 = 1.8 10-5. i am confused as how to find the grams?

11. Math

Quentin has 18 unit cubes. How many different rectangular prisms can he build if he uses all of the cubes.

12. Physics

Two identical metal spheres have charges of q1 and q2. They are brought together so they touch, and then they are separated. (a) How is the net charge on the two spheres before they touch related to the net charge after they touch? (b) After they touch and

13. chemistry

Based on the following reaction 2A + 3B --> A2B3, if 1 mole of A is reacted with 2 moles of B, explain how you would determine which of the two substances is the limiting reactant.

14. statistics

A service station has a pump that distributes diesel fuel to automobiles. The station owner estimates that only about 3.2 cars use the diesel pump every 2 hours. Assume the arrivals of diesel pump users are Poisson distributed. a. What is the probability

15. math

fill in the blank to make the expression a perfect square v^2-16v+

16. Algebra

What are the domain and range of the function y=2square root 3x+4-5? A.x>=-4/3;y>=-5 B.x>=4/3;y>=5 C.x=5 I think it is A...?

17. chemistry

Calculate whether or not a precipitate will form if 1.40 mL of 0.62 M NH3 are added to 4.4 L of 1.0 10-3 M FeSO4.

18. Chemistry

Calculate the pH of the 0.20 M NH3/0.25 M NH4Cl buffer. I calculated the pH to be 9.15 What is the pH of the buffer after the addition of 10.0 mL of 0.10 M HCl to 72.5 mL of the buffer?

19. Algebra

What are the first four terms of a geometric sequence if the common ratio is 10 and the first term is 4.5? A.4.5, .45, .045, .0045 B.4.5, 9.0, 13.5, 18.0 C.4.5, 14.5, 24.5, 34.5 D.none of the above I think this is D...?

20. Chemistry

59.0 mL of a 1.80 M solution is diluted to a total volume of 268 mL. A 134-mL portion of that solution is diluted by adding 171 mL of water. What is the final concentration? Assume the volumes are additive.

21. Chemistry 2 Lab

Calculate the degree of ionization of acetic acid in solution 1 through 3? All I am giving is the pH... pH of solution 1= 3 pH of solution 2= 3.5 pH of solution 3= 5 Then, I did this... HC2H3O2 (aq) + H2O (l) equals H3O+ (aq) + C2H3O2- (aq) Ka= 1.7 E -5

22. Calculus

If a snowball melts so that its surface area decreases at a rate of 4 cm2/min, find the rate at which the diameter decreases when the diameter is 12 cm.

23. calculus

assume that during the first 3 minutes after a foreign substance is introduced into the blood,the rate R'(t) at which new antibodies are produced(in thousands of antibodies per minute) is given by R'(t)=t/(t^2+1) where t is in minutes.find the total

24. Chem

Hypobromous acid,HOBr, has acid -ionization constant of 2.5 X 10^-9 at 25 Celsius . What is the pOH of a 0.63 M HOBr solution? A4.40 B3.87 C5.20 D9.60 E10.13 I'm getting two answers between A or B

25. Physics

Two small charged spheres hang from cords of equal length L and make small angles angle1 and angle2 with the vertical. (a) If Q1 = Q, Q2 = 2(Q) and m1 = m2 = m, determine the ratio angle1/angle2. (b)If Q1 = Q, Q2 = 2(Q) and m1 = m,and m2 = 2(m), determine

26. Physics

George pushes a wheelbarrow for a distance of 12 meters at a constant speed for 35 seconds by applying a force of 20 newtons. What is the power applied to push this wheelbarrow? A. 1.2 watts B. 3.4 watts C. 6.9 watts D. 13 watts

27. math

Rectangular cards,2 inches by 3 inches,are cut from a rectangular sheet 2 feet by 3 feet.What is the greatest number of cards that can be cut from the sheet?

28. Statistics

The weight of adult green sea urchins are normally distributed with a mean 52g and standard deviation 17.2g? A. Find the percentage of adult green sea urchins with weighs between 50g and 60g My answer/work: normalcdf (50, 60, 52, 17.2) = .225, 23% B.

29. biomechanics

peter, a 100 kg baketball player, lands on his feet after completeing a slam dunk and then immediately jumps up again to celebrate his basket. when his feet frist touch the floor after the dunk, his velocity is 5 m/s downward, and when his feet leave the

30. Chemistry

What is the concentration of C2O4^-2 in a 0.370M oxalic acid solution? Ka1=5.6x10^-2 and Ka2=5.1x10^-5

31. Physics

Three Point charges have equal magnitudes, two being positive and one negative. These charges are fixed to the corners of an equilateral triangle. As the drawing shows(a) The charge at any one corner experiences forces from the charges at the other

32. math

frank cut a pie into 10 equal slices there are only 3 slices left what is the measure of the angle for the 3 slices that are left?

33. AlgebraB-2

1. What is the value of n so that the expression x² + 12x + n is a perfect square trinomial? (1 point)6 36 72 144 2. What are the solutions of the equation x2 + 4x = 96? (1 point) 2, –48 –12, 8 –2, 48 12, –8 3. What are the solutions of the

34. Speed'Distance'Time

Find out the distance covered when, speed is 960 km/hour and time is 1 hour 50 minutes.

35. sciencemath

Suppose a laboratory has a 31 g sample of polonium-210. The half-life of polonium-210 is about 138 days. How many half-lives of polonium-210 occur in 966 days? How much polonium is in the sample 966 days later?

36. Pre-Algebra

What association would you expect if graphing height and weight?

37. Physics 11 - Dynamics

While standing on a horizontal frictionless surface a 50.0 kg student pushes against a wall with an average force of 125 N to the right for 0.110 s. Calculate the velocity of this student at 1.110 s. My answer: Vf = 0.275 m/s My solutions book has Vf =

38. Chemistry

Solution x has a pH of 4.35. Solution y has 10- times high [OH-] compared to solution x. Solution z has a pH 4.0 units higher than that of solution x. calculate the ration of [H3O+] between solutions x&y and between x&z. What is the pH of solutions y and

39. chemistry

How many moles of water are produced by the complete combustion of 14.4g of C5H12?

40. Math

Someone tossed a coin 80 times.The coin landed on heads 60 times. Is the experimental probability greater than or less than theoretical probability?

41. Trigonometry

Two wheels are rotating in such a way that the rotation of the smaller wheel causes the larger wheel to rotate. The radius of the smaller wheel is 4.4 centimeters and the radius of the larger wheel is 20.9 centimeters. Through how many degrees wil the

42. home economics

Janet Home went to Citizen Bank. She borrowed \$7,000 at a rate of 8 percent. The date of the loan was September 20. Janet hoped to repay the loan on January 20. Assuming the loan is based on ordinary interest, Janet will pay back interest on January 20:

43. Physics

Three Point charges have equal magnitudes, two being positive and one negative. These charges are fixed to the corners of an equilateral triangle. As the drawing shows(a) The charge at any one corner experiences forces from the charges at the other

44. physics

A particle starts moving with acceleration 2 m/s2. distance travelled by it in 5th half second is..??

45. algebra

Determine whether each sequence is arithmetic or geometric. Find the next three terms. 4, 8, –16, 32, . . . A.arithmetic, 64, 128, 256 B.geometric, –64, 128, –256 C.geometric, –48, 64, –80 .DThe sequence is neither geometric nor arithmetic. I

46. Trigonometry

A car wheel has a 13-inch radius. Through what angle does the wheel turn when the car rolls forward 4 ft?

47. Chemistry

What weights of NaH2PO4 and NaHPO4 would be required to prepare a buffer solution of pH 7.45 that has an ionic strength of 0.1? pKa2=7.12 , mwt NaH2Po4=120g/mol NaHPO4=142 g/mol using the henderson-hasselbalch equation i got that the ratio of the

48. art

Analyse a work of art for example Jacob Lawrence "GOING HOME" to describe how he used both elements of art and principles of design to create a strong composition.

49. Chemistry

What is the concentration of CO3^-2 in a 0.028M solution of carbonic acid, H2CO3? For carbonic acid, Ka1=4.2x10^-7 and Ka2=4.8x10^-11

50. maths

A box contains 12 bulbs with 3 defective ones. If two bulbs are drawn from the box together.what is the probability that a)both bulbs are defetive b)both are non defective c)one bulb is defective?

51. Chemistry

You have a stock 0.100 M solution of KMnO4 and a series of 100-mL volumetric flasks. What volumes of the stock solution will you have to pipet into the flasks to prepare standards of 1.00, 2.00, 5.00, and 10.0x10^-3M KMnO4 solutions? I tried using

52. Science

Which solution below has the highest concentration of hydronium ions? pH = 9.82 pH = 12.6 pH = 7.93 pH = 3.21 pH = 7.00

53. chem

What CH3COONa concentration is required to prepare a buffer solution with a pH of 4.80 if [CH3COOH] = 0.150 M? Ka of CH3COOH = 1.8 10-5.

54. math help

write the quadratic equation whose roots are -4 and -5 and whose leading coefficient is 5 use the letter x to represent the variable. use the quadratic formula to solve for x 4x^2-9x+3=0

55. accounting

Nature’s Way, Inc., keeps one of its production facilities busy making a perfume called Essence de la Vache The \$32,800 beginning inventory in the Blending Department consisted of the following elements: materials, \$8,000; direct labor, \$4,000; and

56. english

1. Which of the style guides is most focused on professionals who are writing articles for publication? A.) MLA B.) APA *C.)Chicago Thanks.

57. algebra

The total charge for a taxi ride includes an initial fee of \$2.75 plus \$2.25 for every 1/2 mile traveled. Joe took a taxi, and the ride cost him \$56.75. How many miles did he travel in the taxi? What is the equation? Show your work.

58. Physics

It is well known that bullets fired at Superman simply bounce off his chest. Suppose that a gangster sprays Superman's chest with bullets of mass m = 2.6 g at a rate of R = 140 bullets/min. The speed of each bullet is v = 510 m/s. Suppose the bullets

59. Chemistry

1) What is the vapor pressure at 25°C of a solution of 1.20g ofnephtalene C10H8 in 25.6g of benzone C6H6? The vapor pressure of pure benzene at 23°C is 86.0mmHg the vapor pressure of naphthalene can be neglected. Calculate the vapor pressure lowering of

60. Chemistry

How do you write a chemical equation for NH4NO3? Is it... NH3 + H2O= NH4 + OH

61. Trig

A pulley with a diameter of 24 inches is driven by a belt which is moving 1045 ft/min. How many revolutions per minute are made by the pulley?

62. Chemistry

A scuba diver takes a 2.3 balloon from the surface, where the pressure is 1.1 and the temperature is 28, to a depth of 35 , where the pressure is 4.5 and the temperature is 14.

63. Physics

A construction worker exerts 209N to move a load of bricks a distance of 10m across the parking lot,

64. statistics

assume that the volume of drink is normally distributed, with a mean of 2.0 liters and a standard deviation of 0.05 liter. Using the random sample of 45 bottles. The probability is 99% that the sample mean will contain at least how much soft drink?

65. Dynamics, Math

a plane is flying horizontally at an altitude of 420m. A bomb was released, how far horizontally point bomb hit the ground?

66. math

One-quarter of the chicken pieces in the dish are wings. There are 7 wings. Hiw many chicken pieces are in the dish? Write an equation to solve the problem.

67. Chemistry

What is the hydroxide ion concentration of a 0.370M oxalic acid, H2C2O4, solution? For oxalic acid, Ka1=5.6x10^-2 and Ka2=5.1x10^-5

68. Trigonometry

A bicycle with a 26-inch wheel(diameter) travels a distance of 700 feet. How many revolutions does the wheel make?

69. Algebra

What is the domain of the function y=3 sq root 6x+42 ? x ¡Ý 0 x ¡Ü 7 x ¡Ý ¨C6 x ¡Ý ¨C7 I think it is D...?

70. Thermochemistry

My question is more conceptual. It is expressed in a series of two problems: What energy change occurs when 1.2 moles of methane combust with an enthalpppy change of -434 KJ? CH4+2O2 TO CO2+2H20 I understand it is simply the moles of mthane times the

71. Trig

True or False: For a trignometric function, y = f(x), then x = f^-1(y). Explain your answer. Thanks.

72. Dynamics, Math

a plane is flying horizontally at an altitude of 420m. A bomb was released, how far horizontally point bomb hit the ground?

73. Math-statistics

During the 2000 season, the home team won 138 of the 240 regular season National Football League games. Is this strong evidence of a home field advantage in professional football? Test an appropriate hypothesis and state your conclusion. Be sure the

74. Physics

A 50.0-kg box is resting on a horizontal floor. A force of 250 N directed at an angle of 20.7° below the horizontal is applied to the box. The coefficient of kinetic friction between the box and the surface is 0.300. What is the acceleration of the box?

75. simple GEOMETRY!!

In triangle ABC, ∠ABC=30∘,∠ACB=60∘. D is a point in triangle ABC such that DB and DC bisect angles ABC and ACB respectively. What is the measure (in degrees) of ∠BDC?

76. chem

For the indicated atom in each of the following molecules or ions, give the number and arrangement of the electron pairs around that atom. (a) As in AsO43- number: arrangement: linear bent trigonal planar square planar tetrahedral (b) Se in SeO42- number:

77. physics

A(n) 96.1 g ball is dropped from a height of 59.1 cm above a spring of negligible mass.The ball compresses the spring to a maximum displacement of 4.75403 cm. The acceleration of gravity is 9.8 m/s^2. Calculate the spring force constant k. Answer in units

78. Chemistry

What is the hydronium ion concentration in a 0.010M solution of carbonic acid, H2CO3? For carbonic acid, Ka1=4.2x10^-7 and Ka2=4.8x10^-11.

79. Chem

what is the pOH of a 0.12 M solution of pyridine (Kb=1.4x10^-9) at 25 Celsius

80. circuits

when a parallel 5k ohm resistor and a 25k ohm resistor have a 10v supply, what is the total power loss?

81. Chemistry

In an experiment with a titration of Vitamin C with Iodine, why must the iodine dropper be standardized?

82. English

An essay-type exam is an example of a(n): A. objective test. B. written test. C. subjective test. D. academic writing. is it B An example of an objective test is: A. short answers. B. essay-type exam. C. fill in the blanks. D. discussion board. is it D

83. Chem

what is the hydronium-ion concentration at equilibrium in a 0.71 M solution of aniline (Kb=4.2x10^-10) at 25 Celsius

84. math ALG 2!

A blue bike is \$14 less than a red bike. The sum of their prices is \$300. How much is the red bike? i thought it was 123 but i think its wrong.plz help

85. Math

5 books and 9 magazines cost \$150.50 dollars altogether. 9 Books and 5 magazines cost \$175.70. How much does 1 book and 1 magazine cost? Please show work

86. Physics

A construction worker exerts 209N to move a load of bricks a distance of 10m across the parking lot,how much work does he do?

87. Calc

The function f is defined by f(x)= (25-x^2)^(1/2) for -5 less than or = x less than or = 5 A) find f'(x) B) write an equation for the tangent to the graph of f at x=3 C) let g be the function defined by g(x)= (f(x) for -5

88. Chem

What is the equilibrium concentration of chloroacetic acid in a solution prepared by dissolving 0.0314 mil of chloroacetic acid in 1.10L of water? For chloroacetic acid, Ka= 1.4X10^-3

89. Statistics

A market research company employs a large number of typists to enter data into a computer database. The time taken for new typists to learn the computer system is known to have a Normal distribution with a mean of 2.167 hours and a standard deviation 20

90. Statistics

How high must a student score to place in the top 10% of all students taking the SAT? Scores on the SAT verbal test in recent years follow approximately the Normal with mean 504 and standard deviation 111. This is what I did. 1-.10=.9 Then I entered the

91. math

A pendulum swings through an angle of 14 degrees each second. If the pendulum is 17cm in length and the complete swing from right to left lasts 3 seconds, what area is covered by each complete swing?

92. chemistry

How many moles of sulfate ions are in 100 ml of a solution of .002 M Fe2(SO4)3?

93. Soc. Studies

What was the Compromise of 1850? A.the simultaneous admission of Maine and Missouri as states in order to preserve the balance between slave and free states in the Union B.the agreement that allowed California to enter the union as a free state C.the bill

94. Science

The Keq for the equilibrium below is 5.4 × 1013 at 480.0 °C. 2NO (g) + O2 (g) ↔ 2NO2 (g) What is the value of Keq at this temperature for the following reaction? NO2 (g) ↔ NO (g) + 1/2 O2 (g) The Keq for the equilibrium below is 5.4 × 1013 at 480.0

a boat can travel 3m/s in still water. a boatman wants to cross a river while covering shortest distance. how long will it take him to cross the river if speed of water is 2m/s

96. physics

A parallel beam of light is incident on diverging lens of focal length 12cm. The emergent beam passes through a converging lens of focal length 20cm placed coaxial with it. The beam which finally emerges from the converging lens,comes out parallel. What is

97. math

write expanded notation.40,050

98. chem

Using the VSEPR theory, predict the molecular structure of each of the following molecules. (a)NI3 (b)AsH3 (c)OF2

99. Math

Ginny Katz has decided to invest \$700 quarterly for 10 years in an ordinary annuity at 8 percent. The total cash value of the annuity at end of year 10 is?

100. science

Suppose a laboratory has a 31 g sample of polonium-210. The half-life of polonium-210 is about 138 days. How many half-lives of polonium-210 occur in 966 days? How much polonium is in the sample 966 days later?

101. Statistics

4. The data below are from an independent-measures experiment comparing three different treatment conditions. Treat. 1 Treat 2 Treat 3 0 1 4 0 4 3 G=24 0 1 6 2 1 3 Ó X² = 92 T=2 T=6 T=16 SS=3 SS=9 SS=6 Use an analysis of variance with á of .05 to

102. Physics

A construction worker exerts 209N to move a load of bricks a distance of 10m across the parking lot,how much work does he do?

103. Science

A construction worker exerts 209N to move a load of bricks a distance of 10m across the parking lot,how much work does he do?

104. Chemistry

How many milliliters of 11.5 M HCl(aq) are needed to prepare 310.0 mL of 1.00 M HCl(aq)?

105. Chem

what is the percent ionization at equilibrium in a 0.31M solution of dimethylamine (Kb=4.2x10^-10) at 25 Celsius

106. Chem

in a 0.01 M solution of 1.4 butanedicarboxylic acid, (Ka1=2.9x10^-5, Ka2=5.3x10^-6), which species is present in the lowest concentration?

107. Physics - Heat and phase change

9.4 kJ of energy is available to take a sample of ice initially at -40*C, heat it to it's melting point, melt it, and subsequently heat it to 50*C. What is the mass, in grams, of the largest such sample for which this amount of energy will suffice?

108. math

what is 4.5mi/h = ft/sec

109. Clueless in calculus

The function f is defined by f(x)= (25-x^2)^(1/2) for -5 less than or = x less than or = 5 A) find f'(x) B) write an equation for the tangent to the graph of f at x=3 C) let g be the function defined by g(x)= (f(x) for -5

110. Chemistry

What is the pH of a 0.20 M HF solution that is 5.8% ionized at 25 Celsius ? A.4.45 b.0.70 C.1.93 D.1.23 E.1.40

111. Chemistry

Acetone has a delta Hvap of 29.1 kj/mol and a normal boiling point of 56.2 degrees Celsius. At what temperature (in degrees Celsius) does acetone have a Pvap = 118 mm Hg?

112. geometry

Ok, so I have this worksheet due, and it's for a lot of points, so can you check over my answers please? Can you leave your email so I could forward the scan to you? The worksheet has a lot of labeled shapes, so it's hard to describe in text. These are the

113. Ecology

The eﬀect of humans on the environment is more drastic than that of other species because people have a greater ability to 1. adapt to seasonal changes. 2. learn new skills. 3. alter the environment. 4. eat diﬀerent types of food.

Determine the quadratic function f whose graph is given. The vertex is (-3,-13) and the y-intercept is -4 f(x)=

115. early childhood

guidelines for early childhood programs tor typical children a.) should be the same for exceptional children b.) are usually insufficeint for exceptional children c.) are not appropriate for exceptional children or d.) cannot be adapted for use with

116. Math 12

A tree growing on a slope of 13 degree to the horizontal is 14m tall. Find the length of the shadow it casts up the hill when the sun is at an angle of elevation of 30 degree. (The shadow is cast directly up the slope by the sun)

117. Physics - Heat and phase change

Consider a 14.3 g sample of steam initially at 100*C. How many kilojoules equal the amount of energy emitted by this sample as it condenses, cools to it's freezing point, and subsequently freezes to form ice at 0*C

119. chemistry

Acetic acid, CH3CO2H, is the active ingredient in vinegar. It's often abbreviated "HOAc". Vinegar is acidic because acetic acid makes H3O+ when it partially ionizes in water: HOAc(aq) + H2O H3O+(aq) + OAc–(aq) Suppose that you have a solution of

120. college algebra

Solve, what is the easiest way to solve this equation? 9x^4+4=13x^2 and x^6-19x^3=216 Thanks, in advance..

121. English

1.Truthfulness and sincerity are the (earmarks,compacts) of an honest person earmarks 2.As election day is getting closer the tone of the candidates political oratory becomes more and more (titanic,strident) titanic 3.What do you think the U.S. should do

122. analytic geometry/graphing problem

The vertices of a triangle are the points of intersection of the line y=-x-1, x=2 and y = 1/5x + 13/5. Find an equation of the circle passing through all three vertices. I don't understand how to solve this: should I set them all equal to find the

123. math

a rectangle has an area of 64 inches2.a staright line is to be drawn from one corner of the rectangle to the mid point of one of the two more distant sides.what is the minimum posible length of such a line

124. early childhood

1.) the best example of an embedded learning experience is a.) counting from one to 20 just to practice b.) saying the alphabet while a teacher points to the letters c.) counting out napkins for each child at snack time. d.) tracing letters on a worksheet.

125. math

25 independent, fair coins are tossed in a row. What is the expected number of consecutive HH pairs? Details and assumptions If 6 coin tosses in a row give HHTHHH, the number of consecutive HH pairs is 3.

126. Physics

(1)A battery drives 60c of charge in a circuit for 20s. Thecurrent in the circuit is?(2)What is the volume of a block of expanded polystyrene of 400g and density 16kg/m3?(3)The velocity of a toy car of mass 2kg increased from 5m/s to 10m/s in 2seconds.What

127. math ALG 2!

1.)A number decreased by 32 is -58. Find the number. The number is ____. (Give only the value of the number as your answer. 2.)The product of 14 and n is -28. Write the algebraic equation 3.)A blue bike is \$14 less than a red bike. The sum of their prices

128. math

a circular table is painted yellow with a red square in the middle the radius of the tabletop is 6x the side legh of the red square is 3x what is the area of the yellow part of the tabletop. write answer in factored form

If 180

130. urgent urgent algebra

find the composite function fog f(X) = 1/X-5,g(x)-6/x question 2 find inverse, domain range and asymatotes of each function f(x)=3+e^4-x can some one help me please been stuck on these for 2 days need help solving thank you

131. Chemistry

What is the enthalpy for the following reaction? N204 = 2NO + O2

132. math ALG 2!

Write the following value in scientific notation. 7,400,000 7.4x10^3? help?

133. physics

Your friend is far-sighted with a near-point distance of 512 cm. What should the focal length be for the lenses in his reading glasses? Assume the glasses are placed 2.0 cm in front of his eyes.

134. Chemistry

Need help with problem (Molarity) How many grams of NaOH are required to prepare 500.0mL of a 2.00 M solution?

135. English

Word box abduct ambiguous balk compact confer earmark frigid implement incalculable indisputable intensive maneuver sabotage scant stealthy strapping strident thrive titanic valiant 3.The millionaire has hired special guards to make sure that his children

136. Statistics

What is the 75th percentile of the adhesion distribution? A locomotive's 'adhesion' is the locomotive's pulling force as a multiple of its weight. A diesel locomotive model has adhesion which varies in actual use according to a Normal distribution with a

137. math

A large cylinder has a volume of about 5,400 cubic cm. A small cylinder is similar in shape to the larger cylinder with a scae factor of 2/3.Which measurement is closest to the volume of a cylinder. f)1600cubic cm g)2400 cubic cm h)2700 cubic cm j)3600

138. Calc

range of f(x)= 5^(2x^2-1)^(1/2) i know that the domain of the inverse would be the range of this and i've found the inverse but it has natural logs in it and i don't know how to find the domain with that.. i feel like i'm missing something simple

139. math urgent :(

1.)A number decreased by 32 is -58. Find the number. The number is ____. (Give only the value of the number as your answer. 2.)The product of 14 and n is -28. Write the algebraic equation 3.)A blue bike is \$14 less than a red bike. The sum of their prices

140. Chemistry

Assume you started with a 0.642 gram sample of Sodium Bicarbonate and aster adding an excess of hydrochloric acid and carrying out the experiment correctly, you calculateed there was a 94.8% yield of sodium chloride. What was the experimental yield of

141. Childhood

The fundamental purpose of early childhood education should be to a) prepare children for continuing later success in elementary school. B) foster growth of developmental sequences c) foster competence in dealing with life .is letter c) correct?

142. Arithmetic

A box in a college bookstore contains books, and each book in the box is a history book, an English book or a science book. If one-third of these books are history books and one-sixth are English books, what fraction of the books are science books?

143. math ALG 2!

1.)A number decreased by 32 is -58. Find the number. The number is ____. (Give only the value of the number as your answer. 2.)The product of 14 and n is -28. Write the algebraic equation 3.)A blue bike is \$14 less than a red bike. The sum of their prices

144. math

The strongest recorded earthquake in the world took place in Chile on May 22 1960. It had a magnitude of 9.5 on the Richter scale. The strongest quake actually recorded in Canada was magnitude 8.1 on August 22 1949 and occurred off the Queen Charlotte

145. math ALG 2!

Four times a certain number is the same as the number increased by 78. Find the number i thought it was 20.plz help

146. math

mikas piggy bank cotains 12 pennies6nickels4 dimes and 8 quarters.which best represents the fraction of mikas coins that are pennies1

147. math

A sensor light can detect motion for a distance of 70ft. with a range of motion of 189 degrees. Over what area will the sensor detect motion and become illuminated?

148. Chemistry

During the standardization procedure of the iodine dropper, a student used 10.0 mL of a 1.00 mg.mL standard of Vitamin C. After adding 41 drops of iodine to the 10.0 mL of the standard, the sample was a deep blue. Calculate how many mg of Vitamin C are

149. Trigonometry

A pendulum of length 17.6 inches swing 1 degree and 5 minutes to each side of its vertical posisition. To the nearest hundreth of an inch, what is the length of the arc through which the end of the pendulum swings?

150. Art

Describe how elements of art and principles of design work together to form a composition

151. Math

What expression is equivalent to 16+ 56

152. Science

Find examples of the golden ratio in nature -- a minimum of 10 examples. Explain how your examples of the golden ratio in nature relates to symmetry found in the animal kingdom.

153. Calc

f(x)=2ln(x^2+3)-x Domain [-3,5] how do i find the absolute maximum value of this?

154. calculus

This is the question: "A new fruit juice (like a Popper) is to be marketed in a new container in the shape of a rectangular prism. The cardboard container is to have a square base and is to contain 300 mL of juice. What should be the dimensions of the

155. Finance

you have contacted a number of dearlerships to determine the best interest rate on a new car loan, dealship quoted a 5 year, 10% loan in the amount of \$35,000 that will require monthly payments. What is the monthly loan payment. And what will the loan

156. math

veronica aims her flashlight at the ceiling. what geometric figure is suggested by the beam of light

157. Language Arts

Help Ms. Sue! Please check if I'm correct on this question. * Which of the sentences below is the best option for a thesis statement? A.) An after-school program at the community center might involve classes, sports, and other activities in which children

158. chemistry

How many moles of hno3 neede to prepare 7.5 l of a 5.6m solution

159. chemistry

if the molar mass of BaCl2 is 208.3 g/mol, how many grams are present in 0.25 moles?

160. Chemistry 104

What is the percent ionization of a solution prepared by dissolving 0.0286 mol of chloroacetic acid in 1.60 L of water? For chloroacetic acid ,Ka=1.4x10^-3

161. Maths

ABC is a right angled triangle with ∠ABC=90∘ and side lengths AB=24 and BC=7. A semicircle is inscribed in ABC, such that the diameter is on AC and it is tangent to AB and BC. If the radius of the semicircle is an improper fraction of the form a/b,

162. Chemistry

Molar Volume(1mole=24.4L at STP) Question: Convert 40mL to moles I converted 40mL to .04L *Need help in coverting .04L to moles

mrs jones wrote 8 personal letters and addressed 8 envelopes to 8 different people. she placed each letter in an envelope, but when she got to the last one for Judy Ogg she had an envelope for Sheri Ford. What is the minimum number of envelopes she would

164. maths-probabilty(URGENTLYYY)

There are two bags out of which Bag 1 contains 2 white and 3 red balls and bag 2 contains 4 white and 5 red balls. 1 ball is drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag 2

165. calculus

The total number of people infected with a virus often grows like a logistic curve. Suppose that 15 people originally have the virus, and that in the early stages of the virus (with time,t , measured in weeks), the number of people infected is increasing

166. math(statistics)

suppose a random variable X can equal to 1,2,3,4,or 5. if P(x3)=.5 (a)p(x=3) and b P(x

167. Chem

in a 0.40 M solution of diprotic acid H2A(Ka=7.4x10^-5, Ka2=5.0x10^-10 at 25 celsius), what is the equilibrium concentration of A^2-? A)0.40m b)0.80M C)5.4x10^-3m d)1.4x10^-5M E)5.0x10^-10M

168. Algebra

Please help me. Please show work. What are the domain and range of the function y=2 square root 3x + 4-5? *A.) X >/= -4/3; Y >/=-5 B.) X >/= 4/3; Y >/= 5 C.) X

169. fractions

Find 3 equivalent fractions for 4/12.

170. chemistry

What is the percent by volume (% v/v) of a solution made by mixing 12 ml of ethanol (C2H5OH) with 48 ml of water? b) Assuming the density of ethanol is 0.789g/ml, what is the molarity of this solution?

171. English

Can someone check these sentences, please? Thank you. 1) Hi! I’m Mr Radcliffe. Today I would like to tell you about an unpleasant story which happened to me last Friday . 2) It was a beautiful day so I decided to invite our friends, Mr and Mrs Ghandon,

172. maths-probabilty

There are two bags out of which Bag 1 contains 2 white and 3 red balls and bag 2 contains 4 white and 5 red balls. 1 ball is drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag 2

173. physics

a converging lens has a focal length of 15cm. Find two positions where a real object can produce images four times its size.

174. math ALG 2!

Write the following value in standard notation. 3.89 x 104

175. Art

These two technological advancements of the Industrial Revolution helped lead to the development of Impressionism. (1 point) the railroads and the printing press the railroads and photography photography and electric lighting the automobile and electric

176. Finance

you have contacted a number of dearlerships to determine the best interest rate on a new car loan, dealship quoted a 5 year, 10% loan in the amount of \$35,000 that will require monthly payments. What is the monthly loan payment. And what will the loan

177. algebra

Circle O has a circumference of 220 meters. What is the approximate area of circle O? Show your work.

178. Physics

Three cylinders with the same size, density and structure are piled on each other on top of a rough surface. Find the minimum angle which the direction of the force acting between the cylinders and rough surface makes with the vertical?

179. spelling

write the sentence with a verb in the incorrect tense correctly. welcome, friends of the Zoo! I'd like to thank all of you who kindly donate your time to our local zoo. It's a great honor to be asked to speak at the opening of the Reptile House. As you

180. Use completing the square to...

Use completing the square to describe the graph of the following function support your answer graphically. f(x)=-2x^2+4x+1

181. Statistics PLZ HELP Urgent!!!!

PLZ Help me with the following questions! very urgent! The marketing department of a company would like to introduce 12 monthly special products in the coming 12 months. If these monthly special products are selected randomly from 24 products, find the

182. Algebra

Determine the quadratic function of f whose vertex is (2,-1) and passes through (3,1) f(x)=

183. English

The best way to reduce stress and anxiety in testing is: A. getting sleep and eating healthy. B. greathing well during testing. C. prepare and study well. D. take good notes. is it C Test-taking strategies are about knowing how to: A. study. B. memorize

184. Physics

The process of inhalation in the lung may be modelled (very simplistically) by the pV diagram shown below , in which the pressure drops sharply in the lungs at constant volume, followed by expansion at constant pressure, and then finished by the pressure

185. 1 question, really urgent

if its 12:30pm in vancouver what time is it in Goose Bay labrador

186. Chemistry

(Ideal Gas Law) Calculate the volume of a 0.25 mole sample of gas at 25.0 degreeC and a pressure of 1.50 atm (R= 0.0821)

187. CHEMISTRY

NEED HELP (Combined gas Law) A gas at a pressure of 1.50 atm has a volume of 200 mL. Calculate the new volume if the pressue changes to 1.20 atm. Assume constant temperature.

188. Heat Energy

A container holds 3kg of water at 25 degree celcius. If 0.5kg of iron at 80 degree celcius is added to the water in the contain. What is the? (i) final temperature of the container. (ii) Quantity of heat gained by water

189. 2 questions really urgent

sorry i have 2 more questions: what happens when a contour line crosses a river: stays flat, bends upstream , stops why do contour lines never cross eachother: they each represent a different elevation, the map would be too confusing, you cant tell the

190. Finance

you have contacted a number of dearlerships to determine the best interest rate on a new car loan, dealship quoted a 5 year, 10% loan in the amount of \$35,000 that will require monthly payments. What is the monthly loan payment. And what will the loan

191. Math

Find the HCF 1) 7x and 9 : nothing 2) x^2(x-4) and x(x-4) : its (x-4)? 3) 6b and 2b^3 : 2b ,? 4) 6(x-1)^2 and 16(x-7)(x-1) : x-1 , 5) 18y,27y, 9xy^2 : 9y 6) 5a^2 and 25a : 5a 7) 6abc, 8ab, 12bc : 2b 8) 9a^2b and 18ab^2 : 9ab

192. math

i.imgur[dot]com/hE0sWBt[dot]gif prove. [steve- please take another look at this.]

193. statistics

The marketing department of a company would like to introduce 12 monthly special products in the coming 12 months. If these monthly special products are selected randomly from 24 products, find the probability that two specific products are the monthly

194. curriculum development

The size of a play/work area in the class made a noticeable difference in the time children stayed there and were engaged in complex play. The best size area is A) small and open B) large and open c) small and sheltered or d) large and sheltered. is B)

195. English

Please help with this question that has been bothering me! I take bio college class and we have graduate/student assistant for labs & when taking an exam. The professor is never there during those sections.Due to my low exam results,I feel I'm not being

196. algebra

How would i solve 3(x-2/3)=-10

197. math

arrange in descending order: 4/5, 6/20, 8/24 and 5/8.

198. Algebra

A single-engine airplane carries enough fuel for an 8-hour flight. After the airplane has been flying for 1 h, the fuel tank begins to leak at a rate that would empty the tank in 12 h. How long after the leak begins does the plane have until it runs out of

199. Statistics

What is the 75th percentile of the adhesion distribution? A locomotive's 'adhesion' is the locomotive's pulling force as a multiple of its weight. A diesel locomotive model has adhesion which varies in actual use according to a Normal distribution with a

200. chapter 14, lesson 5

max cut a pole into 4 equal pieces. then he cut 2 inches off one piece of the pole. then piece left was 4 inches long. how long was the pole to before Max started cutting?

201. math ALG 2!

Write the following value in scientific notation. 0.00000021 i think its 2.1x10 but i really think its wrong

202. Biology

Eutrophication refers to 1. the concentration of a toxic substance in the tissues of organisms. 2. depletion of mineral resources as a result of leaching. 3. the warming of the earth’s surface. 4. the damage to the ozone layer that protects the earth

203. Physics

Okay so i'm having a little trouble explaining the answer to a phys lab question concerning rolling friction: Assuming that f = µN , show that the coefficient of (rolling) friction for the car moving down the inclined plane with a constant speed is given

204. chemistry

liquid water + liquid oil + water vapor how many phases does this system have? If it's 3 ... why can't we say it's 2 taking in consideration the liquid part and the vapor part "states of matter also called phases" ... Please try to explain this concept if

205. math ALG 2!

Write the following value in standard notation. 4.25 x 106

206. Biology

Why is it difficult for a mutation to occur that would change the genetic code?

207. math

Consider the region in Quadrant 1 totally bounded by the 4 lines: x = 3, x = 9, y = 0, and y = mx (where m is positive). Determine the value of c such that the vertical line x = c bisects the area of that totally bounded region. Needless to say, your first

208. Math

I have posted this over 3 times and I just want to know if I did the 2nd part correctly with v. Do you multiply it by 10 for 10 cubes or 32 for 32 sides for all of them. Can anyone please help, I just want to learn the correct way to do this. Thanks! The

asked by Es- CAN ANYONE HELP?
209. Biology

What is the main cause of brown or photochemical smog? 1. emissions from aircrafts 2. aerosol cans and coolants 3. emissions from automobiles 4. coal-burning industries 5. river pollution through discharge of industrial wastes

210. Physics

Okay so i'm having a little trouble explaining the answer to a phys lab question concerning rolling friction: Assuming that f = µN , show that the coefficient of (rolling) friction for the car moving down the inclined plane with a constant speed is given

bryan bought a car that is 14 feet long, how many inches is this?

213. education

sand, rocking chairs, animals, and strap swings are examoles of a__ environment. a) static b) soft c) creative d) hard. would the answer be d) hard

214. CTU

Assume the economy has gotten better and that the funds now have a return of 7.72% compounded monthly. Diane salary has risen now she can contribute \$1000 per month. At the end of the next 15 years, how much is her account worth?

215. math

Prove: 3/(log_2 (a)) - 2/(log_4 (a)) = 1/(log_(1/2)(a))

216. Physics

What happens to the vibrating length of a resonance tube if a loud speaker is brought close to a displacement node?

217. math

Is log_3 (5) equal to log_5 (3)? Explain your answer. Do not evaluate the logarithms.

218. algebra

In a class of 50 students, the number of women is 2 more than five times the number of men. How many women are in the class?

219. spell

SYLLABLE PATTERNS V/CV AND VC/V

220. trig

I keep trying to find the power reducing formula for sin^4(x), but I can't seem to get all the fractional parts correct. The answer I should be getting is: sin^4(x)=(1/8)cos4x-(1/2)cos2x+(3/8) I can only get this far knowing feeling confident. When I go

221. Statistics

Find the value of Z = 0.15?

222. physics

A slide is 5 inches high. it is placed 5.5 inches from the convex lens of a porjection lantern. The image is cast upon a screen 55 inches away. the focal length of the lens is ______inches? b) the heigh of the image cast by the lens is ________inches?

223. Maths

Ray and Roxanne leave from the same spot for their morning run. Roxanne runs due North at 8 km/h while Ray runs due East at 11 km/h. Find the distance and bearing of Roxanne from Ray after 20 minutes. Round your answers to one decimal place.

224. English

6.Through the odds were greatly against them the brave defenders of the fort waged a (valiant scant) battle against the enemy's troops valiant 7.Because her condition was so poor after the operation she was placed in the hospital's (Stealthy intensive)

225. Life orientation

Discuss five ways in which hiv and aids impacts on the community

226. ALGebra

We define n♡ recursively as follows. 1♡=1; n♡=((n−1)♡)⋅n+1 Find the largest n

227. calculus

This is the question: "A new fruit juice (like a Popper) is to be marketed in a new container in the shape of a rectangular prism. The cardboard container is to have a square base and is to contain 300 mL of juice. What should be the dimensions of the

228. Physics

How can we find the resultant force if the mass and SPEED are given?? Help me please!!

229. Physics

The process of inhalation in the lung may be modelled (very simplistically) by the pV diagram shown below , in which the pressure drops sharply in the lungs at constant volume, followed by expansion at constant pressure, and then finished by the pressure

230. Math

Find the sum of all 3-digit positive numbers N that satisfy the condition that the digit sum of N is 3 times the digit sum of N+3.

231. Physics

A pendulum is released from some height. When it reaches the bottom of its swing, its speed is 2.5 m/s. What is the initial height of the pendulum?

232. booker washington

The lawyer suggested that you and __________ work to find an agreement outside the courtroom, for the trial would be long and unpleasant

233. Physics

A pendulum is released from some height. When it reaches the bottom of its swing, its speed is 2.5 m/s. What is the initial height of the pendulum?

234. physics

compare the relation of fundamental frequencies for a pipe closed at one end and for a pipe open at both ends

235. Physics

A 0.9 kg block is moving with speed 7 m/s towards a spring that has a spring constant of 1.3 N/m. The block hits the spring and compresses it. a) How far did the block compress the spring?(draw a pie graph also) b) When the block is still moving and the

236. Local government

How to write an informational paragraph on structure of our local goverment ( I live in miss ) & shiw what strategy I used b4 writing

237. Sciemce

How many mole of ammonium nitrate would be consumed if 15 mole of water were produced?

238. economics

what are mandatory and discretionary spending?

239. pathology

how does chronic bronchitis lead to emphysema and how the cor pulmonale is developed?? i have gone through couple of websites but couldn't find clear answer if someone can please explain a bit, thanks! waiting for answers

240. English

I took two exams and iffy about my results. Exam one:32/46.8 A >= 46.8 B >= 41.6 C >= 38.5 D >= 33.0 Exam two: 54/100 (curve (Bonus)6%. Thank you!

I have 3 questions posted will someone please look at them...thanks

242. Language Arts

Need help figuring out which is the correct way to write the sentence. 1. In the summer we were going to the beach, and had a flat tire. 2. In the summer, when we were going to the beach, we had a flat tire. Thanks....

243. life orintetion

what unethical behaviour is taking place in the case study?name two

245. Life orientation

What,according to the basic condition of employment act applies with regard to the contravention

246. Spanish

Hi there, how would I say the following phrase in Spanish: Mexico, it was beautiful. Next stop Italy.

247. math ALG 2!

Write the following value in scientific notation. 0.00003165 i don't understand?

248. Combinatorics

Bob is at an amusement park with 10 different rides. He only has time to go on 3 rides, before he needs to head back for his curfew. If he only wants to go on each ride a maximum of one time, how many different ways are there to go on 3 rides?

249. Science

My science fair project is growing bacteria from food that is left out and seeing how much the bacteria increases over time. How would I write my hypothesis?

250. Physics

The current in a 5.00mH inductor drops from 2.50A to zero in 5.ooms. What is the average emf induced in he inductor?

If 180

252. Heat Energy

1. (a) 500g of copper is heated from 30 degree celcius - 120 degree celcius?. (b) if the same quantity of heat is supplied to 300g of water initial at 30 degree celcius,what will be the final temperature.

253. Physics

A 4 kg weight falls on a spring that is facing up. The weight compresses the spring 0.25m. If the spring constant of the spring is 3.5N/m, how high was the weight when it was dropped?

254. Physics

A 3.4 kg mass is shot by a sling shot with an initial velocity of 4.5 m/s. When the mass is in the air at a height of 50m, it is still traveling upwards. What is its velocity at that height? Draw energy pie graphs for the initial and final state. (Hint:

255. Finance

you have contacted a number of dearlerships to determine the best interest rate on a new car loan, dealship quoted a 5 year, 10% loan in the amount of \$35,000 that will require monthly payments. What is the monthly loan payment. And what will the loan

256. Math

Sofia has a plate that has 4 equal sides, 2 pairs of parallel sides, and no right angle. Which quadrilateral is it?

257. Statistics and Probability

Why is a normal distribution called "normal"?

258. Statistics

The controller for a garage door opener has nine binary switches that can be set to either on or off. How many different total settings can be set on this controller?

259. Math

On a single draw from a shuffled deck of 52 cardsm find the probability in favor of drawing a club and a jack.

260. Physics

What is the moment of force?

261. pathology NEED HELP

how does chronic bronchitis lead to emphysema and how the cor pulmonale is developed?? i have gone through couple of websites but couldn't find clear answer if someone can please explain a bit, thanks! waiting for answers

263. Calc

f(x)=2ln(x^2+3)-x Domain [-3,5] how do i find the absolute maximum value of this?

264. algebra

How would i solve -0.1x+(-1)>-0.4

265. math

i.imgur[dot]com/hE0sWBt[dot]gif prove. [steve- please take another look at this.]

266. pope

Which of the following will help you produce clear and focused writing? A. Brainstorming before writing. B. A rubric that provides criteria. C. A solid thesis statement. D. The style of your paper.

267. Social Studies

Which state is the least densely populated? 1. Alaska 2. Hawaii 3. Minnesota 4. New Jersey My Answer: # 2 Hawaii

268. Maths

Let 3^a be the highest power of 3 that divides 1000! . What is a ?

269. Stats

1. The question asks to choose a data point in our graph (we chose 476,44) of median home prices (x) and percentage of students who scored Advanced on math MCAS (y). We have to find the residual. I'm confused because the equation I was given is e=y-yhat I

270. Ashford

Often, after graduation, students report that they can barely remember some of the concepts they studied in school. This is particularly true if a difficult concept is introduced. As asymptotic notation is perhaps one of the most difficult concepts to

271. Maths lit

In your own words,explain what information is communicated in graph 1

272. Ashford

Often, after graduation, students report that they can barely remember some of the concepts they studied in school. This is particularly true if a difficult concept is introduced. As asymptotic notation is perhaps one of the most difficult concepts to

273. physics

a converging lens has a focal length of 15cm. Find two positions where a real object can produce images four times its size.

274. social studies

How many regions does the United States have?

275. Government

I am supposed to come up with a bill for an interest group of our choosing. I chose the American Bar Association. The bill i want to propose is " to give lawyers and law students with disabilities an equal chance at being chosen as a lawyer to be able to

277. Exceptional children

Can you check my answers please Adaptive behaviors are a.) the same as !@#\$%^&tional skills b.) different from functional skills c.) exclude functional skills or d.) include functional skills. this is tricky for me but i'm guessing d.) include funtional

278. Physics

How can we find the resultant force if the mass and SPEED are given?? Give me the formula please!!

279. algebra

If \$6,000 is placed in an account with an annual interest rate of 3%, how long will it take the amount to triple if the interest is compounded annually?

280. math

(1.0425) exponent 12

281. Chemistry

A student completed the standardization procedure & found that the value for her dropper was 0.133 mg Vitamin C/dp l2. The student then selected a juice & titrated it with the iodine from the dropper bottle. The sample turned blue with the addition of the

282. arithmetic

The measure of two angles of a triangle are 35* and 45*. What is the measure of the third angle of the triangle? A. 95* B. 100* C. 105 D. 110*

how many time zones are there in canada? My options are: a.) 5 b.) 10 c.) 7 though i tried answering this and i got 6? what is the correct answer

284. Statistics and Probability

Why is a normal distribution called "normal"?

286. pathology

how does chronic bronchitis lead to emphysema and how the cor pulmonale is developed?? i have gone through couple of websites but couldn't find clear answer if someone can please explain a bit, thanks! waiting for answers

287. mt

a particle p starts from a point a with velocity 4m/s.if it is moving along a strait line ab with an acceleration of -1.5t^2 at a time t seconds, find acceleration,diplacment after ten seconds,velocity

288. Life science

Investigate the effect of the environment on phenotype

289. algebra

What is the formula to find the area of a circle?

290. Math

What is the inverse trig function cotangent of square root of 3/3? What is the value?

291. Math

instruments played in a band include a piano drum guitar and saxophone.dave does not use his mouth to play his instrument. ted and lindas instruments have strings. dave, sue and linda carry their instruments.who plays each instrument?

292. college chemistry

for my lab i used 2.0mL of NaOH solution and it doesnt have a density in (g/mL)... is there still a way to calculate the moles to it? unless there is a density to NaOH

293. Calc

f(x)=2ln(x^2+3)-x Domain [-3,5] how do i find the absolute maximum value of this?

294. chemistry

the enzyme that takes in the SO2−4 that provides the sulfur atom for cysteine.

295. Math

How to find the exact value of tan(sin^-1x/2) I'm having trouble with finding the inverse of sin x/2 value.

296. math ALG 2!

Write the following value in scientific notation. 23,000,000 i don't understand

297. maths-

Number of points at which f(x) = 3+2sinx has maximium in the interval (-11 pie/2 , 100 pie) is _____

298. Ashford

This week you will analyze the computational complexity of the game you select. A good way to do this is to determine the steps of the game in the algorithm format from Week 4 and figure out how many steps it could take at maximum to finish the game.

299. English

A discussion board in an online course can be another form of: A. communication. B. assessment. C. objective test. D. free expression. is it A Explain, discuss, analyze, state, and evaluate are examples of __________ words in an essay-type exam. A. key. B.

300. chemistry

Which material would you expect to have a greater bandgap energy between indium nitride (InN) and indium phosphide (InP)?

301. Chemistry

Chemical analysis of a germanium crystal reveals indium at a level of 0.0003091 atomic percent. Assuming that the concentration of thermally excited charge carriers from the Ge matrix is negligible, what is the density of free charge carriers (free

302. maths- probabilty(me posted third time)plse answer

There are two bags out of which Bag 1 contains 2 white and 3 red balls and bag 2 contains 4 white and 5 red balls. 1 ball is drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag 2

303. math(statistics)

1. Assume that x is a binomial variable with an expected value of 3 and variance of 2.4 .find (a) P(x=0) (b) P(x=12) THnxs

304. Lang. Arts

It comes with padded shoes that soften the landing. A.noun clause B.adverbial clause C.misplaced modifier D.adjectival clause I think it is D...?

305. English

If I were to interview the curling team captain, what types of questions would I ask?

306. Math

Explain in 2-3 complete sentences how using function tables can be useful in real life.

307. Heat energy

CORRECTION (a). 500g of copper is heated from 30 degree celcius to 120 degree celcius, what is the quantity of heat supplied?(b). If the same quantity of heat is supplied to 300g of water initial at 30 degree celcius. What will be the final temperature.

308. Physics

How would you derive the formula {-Ff+Fgx=ma} to show that µs=tanè

309. Find Errors in Text

What are the most obvious, often seen, errors in the following text taken from a question this website? " The 18th century brought even more historical events in Mathematics. The knowledge of the natural numbers are preserved in monolithic structures, it

310. billing and insurance

I need to know what the cpt code is for a bilateral iliac arteriogram

311. World Geography

For good crops, Syrian farmers are still largely dependent on what?

312. english

Hi! Director of Central London Hatcheries shows a group of young men around their facilities. Babies are grown in bottles (World State Society)Director shows the group the five castes: Alpha, Beta, Deltas, Gammes, Epilsons. The director shows how children

313. Quantum

What is the superposition that results if you apply the Hadamard transform H⊗n to the state 12√(|0n⟩+|1n⟩)? (Here, |0n⟩:=|00⋯0n⟩ and |1n⟩:=|11⋯1n⟩.)

314. Quantum

What is the superposition that results if you apply the Hadamard transform H⊗n to the state 12√(|0n⟩+|1n⟩)? (Here, |0n⟩:=|00⋯0n⟩ and |1n⟩:=|11⋯1n⟩.)

316. huy

what does each culture brings with it

317. maths

what are the binary representtations of the following decimal numbers? 17,29,38

318. Math

How much paper is used for a label on a can of frosting. The height of the jar is 5 inches and the radius is 1.5 inches I did SA=2TTrh+2TTr^2 SA=2TT1.5(5)+2TT1.5^2 SA=15TT + 2TT2.25 SA=15TT=4.5TT SA=19.5TT SA=61.261 SA=61.3in^2 61.3in squared of paper was

asked by Scott- Ms Sue can you help
319. Maths

P, Q and R are three towns. Q is 40 km N 72°E of P and R is 48 km S 55° E of P. Find the distance and bearing from Q to R. Round the distance to the nearest 0.1 km and the bearing to the nearest minute.

320. math ALG 2!

Write the following value in standard notation. 2 x 10-6

321. Childhood

Two most common aspects of malnutrition in the u.s are: a) heart disease and obesity b) iron deficiency and heart disease c) dental decay and iron deficiency d) obesity and dental decay. I chose c) dental and iron deficiency is that right?

322. Physics

What is simple pendulum?

323. physics

find the expression for the acceleration of a cylinder rolling down without slipping on a rough inclined plane also obtained an expression for coefficient of friction

324. Olefile Life Orientation

What,according to the basic conditions of employment Act applie with eager to learn

325. Physics - Heat and phase change

8.94 kJ of energy is available to melt 20 g of ice (initially at 0*C) and subsequently to warm the water. What is the water's final temperature in degrees Celsius?

326. Art

Describe how elements of art and principles of design work together to form a composition

327. math

k(4/7 + 1/7) + j =

Diane contributes \$625 at the end of each month to retirement fund. For the past 10 years this fund has earned 3.84% a year. Compounded monthly, assuming the 3.84% rates continue, how much will she have in her retirement account after 15 years?

329. math

30 + 20 / ((1 * 5) * 2) =

330. medical office practice

can you help me with the assignment for job19 in the book it is a transcription assignment

331. History

What was the catalyst to World War1 ?

332. mathematics

write the all formules of mean & medium

333. math ALG 2!

Write the following value in standard notation. 3.14 x 10-5

334. 12Chemistry

What professions would use chemical bonding?

335. math

what is the speed of a runner who can run 400 metre in 76 seconds

pleaes chack my answers: what are the horizontal lines on a map called? my answer= latitudes what are the vertical lines on a map called my answer= longitudes

337. Trig

What is the exact value of tan(s+t) if sin(s+t)=56/65. And cos(s)=5/13 and sin(t)=4/5. Everything is in the first quadrant

338. Math

If I have several boards that I cut 3/5 off each one and end up with 4 boards of equal length, how many boards did I start off with?

339. maths

find the value of a and b if (a+b)/2=10 and(a.b)*(a.b)=8 .

Sammy Sosa

341. maths

what are the binary representtations of the following decimal numbers? 17,29,38