# Questions Asked onAugust 31, 2012

1. ## chemistry

A chemist must dilute 55.6 ml of 1.48 M aqueous silver nitrate (AgNO3) solution until the concentration falls to 1.00M. He'll do this by adding distilled water to the solution until it reaches a certain final volume. Calculate this final volume, in

2. ## Science

A car starts from rest and moves with constant acceleration during the 5th second of its motion,it covers a distance of 36 meters. what is the acceleration

Jeff Jones earns \$1,200 per week. He is married and claims four withholding allowances. The FICA rate is as follows: Social Security rate is 6.2% on \$97,500; Medicare rate is 1.45%. To date his cumulative wages are \$6,000. Each paycheck, his employer also

4. ## calc 3

The magnitude of a velocity vector is called speed. Suppose that a wind is blowing from the direction N45°W at a speed of 40 km/h. (This means that the direction from which the wind blows is 45° west of the northerly direction.) A pilot is steering a

5. ## math

1. Divide. Write your answer in simplest form. 2/3 / 1/4 2. Find the product. 1/2 x 3/7 3. Divide. Write the quotient in simplest form. 3/5 / 2/10 4. Divide. Write the quotient in simplest form. 3/4 / 4/5 plz help me

6. ## physics

A plane traveling at 80 m/s lands on a runway and comes to rest after 10 seconds. What was the plane's deceleration

7. ## college chemistry

Rank from highest to lowest vapor pressure.CH3CH2CH2CH2OH,CH4,CH3CHCH2CH3CH3,CH3CH2CH2CH2CH3

8. ## Math

A golfer hits a tee shot on a 285m long straight golf hole. The ball is hooked (hit at an angle) 14degree to the left. The ball lands 183m from the tee. How far is the ball from the hole?

9. ## physics

the displacement-time graph of two bodies P and Q are straight lines making angles 30° and 60° respectively with time axis .Calculate the ratio of velocities P and Q

10. ## Physics

Could someone please review my answers and tell me if I am on the right track? Thank you! A student drove to the university from her home and noted that the odometer reading of her car increased by 12.0 km. The trip took 18.0 min. (a) What was her average

11. ## Chemistry/Math

I'm not sure how to approach this problem. The teacher wants volumetric flow rate (in cm). A commonly used rule of thumb is that average velocity in a pipe should be about 1 m/s or less for "thin"(viscosity about water). If a pipe needs to deliver 6,000

12. ## Math

A children's play area is triangular. The sides of the play area measure 90m, 225m and 255m respectively. Calculate the area of the play area.

13. ## math

the dome over a town hall has a parabolic shape. the dome measures 48 m across and rises 12m at the centre. A vertical column needs to be attached to the dome at a point that is 4m away from its rim. How tall is the dome at this point? Also, what is the

14. ## Physics

In a projection lantern at least half the light from the lamp is headed in the wrong direction; where would you put a mirror and what type would you use, to return this light to the vicinity of the filament, this time headed in the right direction?

15. ## Math

The earth is approximately a sphere. It's diameter is about 12730km. Water covers approximately 66% of the earths surface. How many square kilometers of land covers the earths?

16. ## statistics

A Dichotomous Variable represents what level of measurement within the realm of quantitative analysis?

17. ## statistics

The condition of scores being distorted in one direction or the other (towards the ends of the distribution) within a given distribution of data is known as

18. ## Physics

A baby elephant is stuck in a mud hole. To help pull it out,game keepers use a rope to apply force FA, as part(a) of the drawing shows. By itself, however, forceFA is insufficient. Therefore, two additionalforces FB and FC are applied, as in part (b)of the

19. ## math

In a college of exactly 3000 students, exactly 70 are male. What is the number of female students? Express your answer as an integer

20. ## physics

A model rocket is launched straight upward with an initial speed of 50.2 m/s. It accelerates with a constant upward acceleration of 2.12 m/s2 until its engines stop at an altitude of 167 m. What is the maximum height reached by the rocket?

21. ## chem

Write balanced equations for the following reactions. (Use the lowest possible coefficients. Omit states-of-matter in your answer. 238 U 92 (á, n) 241 Pu 94 sorry the formating is off

22. ## science

I need to make a acrostic poem on a mitochondria? & I'm in 9th grade

23. ## physics

Light travels at a speed of about 3.0 108 m/s. (a) How many miles does a pulse of light travel in a time interval of 0.1 s, which is about the blink of an eye?

24. ## Math

Two paths diverge at a 44 degree angle. Two mountain bike riders take separate routes at 6.5 km/ hr and 10 km/ hr. How far apart are they after 2 hours? Include a diagram.

25. ## physics

if the radius of the earth is 6.37 times 10 to the third power in km, what is the speed in km/h resulting from the rotation of earth of a person standing on the equater. then, convert the answer to m/s.

26. ## physics

Bob heads out into a lake at an angle of 34 with respect to the shore. If his boat is capable of a speed of 2.5 m/s, how far from land will he be in 7 min and 31 s ? Answer in units of m

27. ## Math

A guy wire 11.2m long. It supports a vertical power pole. The wire is fastened to the ground 9.87m from the base of a 5.3m tall pole. Calculate the measure of the guy wire and the ground

28. ## science

I need to make a acrostic poem on a mitochondria? & I'm in 9th grade

29. ## Math

245 divided by 35? 7? And whats 4452 divided by 42? I cant figure it out but I can to everything else. Do I need to put a 0 anywhere

30. ## Math

Given the points A(0,0), B(4,3) and C(2,9), what is the measure of

31. ## Child Development

According to Gardner A.different in intelligences are not evident until the primary years. B.differences in intelligences are not evident after the preschool years. C.differences in intelligences are evident in the preschool years and they become more

32. ## Pre-algebra

If m is the number of minutes a taxi ride lasts, then 2 + 0.35m can be used to find the cost of a taxi ride with Bill's Taxi Company. How much will it cost for a 12-min taxi ride? I don't understand how to calculate this, thank you!

33. ## Math

Richard is standing between two buildings in a townhouse development. The building on the left is 9m away and the angle of elevation to its security spotlight, A, is 68degree. The building on the right is 6m away and the angle of elevation to its security

34. ## Physics

A charge rod is brought near a pile of tiny plastic sphere. Some of the spheres are attracted to the rod, but as they touch the rod, they are flung into different directions. Explain. Thanks :)

35. ## math

on a 50-point history test the median was 34 and Q1 was 28. one student got a perfect paper and qualified as an outlier under the 1.5 X IQR criterion. what is the largest value Q3 could be?

36. ## vocabulary skills

That's disgusting!You have no right to an animal that way!"

A condo is advertised in The Wall Street Journal for \$350,000. It states in the ad that a 20% down payment is required. The rate of interest is 11% on a 25-year mortgage. What would be (A) the monthly payment along with (B) the total cost of interest

38. ## Math

A baseball diamond is a square with sides 22.4m. The pitcher's mound is 16.8m from home plate on the line joining home plate and second base. How far is the pitcher's mound from first base ?

Sullivan’s Handbags marks up their bags at 45% of the selling price. Pat Sullivan saw a bag at a trade show that she would sell to her customers for \$85. What is the most she could pay for the bag and still retain the 45% markup of the selling price?

40. ## Math

A movie theater just added two rooms. One room is large enough for 125 people, and the other can seat up to 350 people. In each room, the seating is arranged in horizontal rows with the same number of seats in each row. what is the greatest number of seats

41. ## Math

I'm suppose to 'determine whether the equation is an identity or a conditional equation. A) -6(x-3)+5 = -2x+10 I solved this and got x = 13/4. How am I suppose to figure out whether its identity or conditional equation? Same goes with this problem B)

42. ## Algebra

Five times a number decreased by twice the same number.

43. ## math

Jacob Fonda deposited \$25,000 in a savings account at 10% interest compounded semiannually. At the beginning of Year 4, Jacob deposits an additional \$40,000 at 10% interest compounded semiannually. At the end of six years, what is the balance in Jacob’s

44. ## Math

A security camera needs to be set so that its angle of view includes the area from a doorway to the edge of a parking lot. T

45. ## language arts 6th grade

i need help finding the questions for the story ALL SUMMER IN A DAY questions 1-5 think through the litature. i don't know if i spelt that right but i just need help ms.sue

46. ## Math

Draw a diagram to solve this problem: Ajax is 8 km due west of Oshawa. Uxbridge is 6 km NW of Oshawa. How far is it from Ajax to Uxbridge? Explain whether you have enough information to solve this problem?

47. ## Physics

Two arrows are shot vertically upward. The second arrow is shot after the first one, but while the first is still on its way up. The initial speeds are such that both arrows reach their maximum heights at the same instant, although these heights are

Lisa Kane borrowed \$8,000 on an 8%, 60-day note. After 15 days, Lisa paid \$2,000 on the note. On day 45, Lisa paid \$1,000 on the note. What is the total interest and ending balance due by the U.S. rule? Use ordinary interest.

49. ## math

one carton of juice is 10cm wide by 10 cm long. how many cartons of juice will fit on a refrigerator shelf that is 80 cm wide by 100 cm long?

50. ## math

suppose that one bacterial cell divides every 30 minutes to make 2 cells. write an expression to find how many cells there will be after 3 hours. then solve to find the total number of cells after 3 hours.

51. ## World Geogrpahy

what does the cartogram tell you about japan?

roger fox made deposits of \$ 900 semiannualy to Reel Bank which pays 6% interest compounded semiannualy. After seven years, Roger made no more deposits. What would be the ballance in the accounnt eight years later from the last deposit?

53. ## usiness finance

On May 12, Bob Campbell accepted a \$5,000 note in granting a time extension of a bill of goods bought by Rick Wean. Terms of the note were 8% for 120 days. On July 8th, Bob needed to raise cash and discounted the note at Rick’s bank at a discount rate of

54. ## physics

A pelican ﬂying along a horizontal path drops a ﬁsh from a height of 3.3 m. The ﬁ!@#\$%^&ravels 8.7 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s 2 . Answer in units of

55. ## math

Keisha had two pieces of ribbon of equal length. She cut the first piece of ribbon into 15 equal parts. She also cut the second piece of ribbon into equal parts. Nine parts of the first piece are equal in length to 3 parts of the second piece. Into how

56. ## math

Use this information to calculate the following: Sales returns \$ 700 Rent expense 1,288 Sales discounts 950 Depreciation expense 600 Cost of merchandise sold 7,600 Gross sales 20,900 Advertising expense 1,650 Salary expense 2,900 Heat expense 900 A. Net

57. ## Chemistry

Express each result to the correct # of significant figures 1. 8.27 x (4.987 - 4.96) 2. (9.5 + 4.1 +2.8 +3.175)/4 3. (9.125 - 9.02) / 9.125 x 100

58. ## Calculus

1. Does the limit limx-->0:6[[x]] exist? 2. Does the limit limx-->3[[x]] exist? [[x]] is less or equal to x.

59. ## history

doing an essay for english, i need help writing it. what were the diverse purposes of Englands american colonies and how were those purposes altered in the early years? i just need 3 purposes. if anyone can help i would appreciate it!!!! please!

60. ## science

solve, tan 10 degrees + tan 70 degrees - tan 50 degrees = ....

61. ## chem

What volume of 0.33 M KCl is needed to make 250 mL of 0.11 M solution? The molecular weight of KCl is 74.55.

62. ## science

how are the stone henge and cubi series alike?

63. ## trig

how to prove ; tan 10 degrees + tan 70 degrees - tan 50 degrees = sqrt 3

64. ## Math

Mrs. Bryant bought 6 and 3/5 yards of silk material. She used 2 and 4/5 yards of the material to make a blouse for her daughter Mikayla. How many yards does she have left?

Not only need answer but need to know how you teach a 5th grader how to solve this problem. You can only use the digits 0-9. I need an odd number that is a multiple of five with no repeated digits. Half the digits are odd and the other half is even. The

66. ## Science

I have no idea what to do, and the teacher wants the volumetric flow rate (in cm). A commonly used rule of thumb is that average velocity in a pipe should be about 1 m/s or less for "thin"(viscosity about water). If a pipe needs to deliver 6,000 m^3 of

67. ## HUMAN Resoure

If you were starting now to plan for a career in international HRM, what steps would you take to prepare yourself? Describe the effects that different components of the cultural environment can have on HRM in an international firm.

68. ## Physics

A ball is dropped from rest from a height of 20.0m. One second later a second ball is thrown vertically downwards. If the two balls arrive on the ground at the same time, what must have been the initial velocity of the second ball?

Not only need answer but need to know how you teach a 5th grader how to solve this problem. You can only use the digits 0-9. I need an odd number that is a multiple of five with no repeated digits. Half the digits are odd and the other half is even. The

70. ## Calculus

F (x ) = x^5 + 2x^3 + x − 1 a) What conditions must f (x ) satisfy in order to have an inverse function? Does is satisfy these conditions? why or why not? b)Without finding an explicit function for for f^-1(x), find f^-1(3) and (f^-1)'(3)

71. ## math

A race car can travel 3 laps in 10 minuets. How long would it take the race car to complete a 120 mile long race?

72. ## Physics

A ball is dropped from rest from a height of 20.0m. One second later a second ball is thrown vertically downwards. If the two balls arrive on the ground at the same time, what must have been the initial velocity of the second ball?

73. ## chemistry

Provide a synthesis of the following aldehyde starting from ethylene. Show the reagents and products for each step. H2C=CH2 --> CH3-CH2-CH=O Try to be as clear as possible. Thanks!

74. ## Physics

A long jumper takes of at an angle of 20 degrees and a speed of 11.0 m/sec. The max height achieved is 0.722 meters an the max length is 7.94 meters. At what angle and speed would the jumper have to take off to get the same max length, but twice the max

75. ## chemistry

A chemist want to make a 10% Chlorine solution from 30% Chlorine solution and pure water. How much of the two should the chemist mix together to make 20mL. Please help with calculations. Thank you

76. ## physics

As it passes over Grand Bahama Island, the eye of a hurricane is moving in a direction 62 north of west with a speed of 98 km/h. Three hours later, it shifts due north, and its speed slows to 30 km/h. How far from Grand Bahama is the eye 4.50 h after it

77. ## Essays

which of the following does not belong in the paragraph? A. an attention grabbing sentence. B. A restated sentence. C.a conclusion sentence d. a summory of supporting details i think C

78. ## Math

Mrs. Bryant bought 6 and 3/5 yards of silk material. She used 2 and 4/5 yards of the maerial to make a blouse for her daughter Mikayla. How many yards does she have left?

79. ## health

If a person is experiencing a mood episode, he or she has ________. A. PTSD B. GAD C. Bipolar Disorder D. Panic Disorder C?

To: bobpursley - how do you teach a 5th grader how to figure out the answer?

81. ## Math

What is 5792 divided by 8? Show me how?

82. ## Science

I need to observe and identify variables and I'm in 6th grade!!! Help, this work is killing me....It's scenario 1-4 and I have Mr Jones plz help plz

83. ## Algebra 1 or 2

5x/4 + 1/2 = x - 1/2 solve the equation and check your solution I solved the equation and got x = 2 . But I think I got it wrong ): can someone please help?

84. ## math

suppose a data set has n elements with n greater than or equal to 6. as you know, if n is even, then the median of the set does not have to be an element of the set. for what values of n does the first quartile not have to be an element of the set?

85. ## calculus

limit as delta x approaches 0 when f(x) = 4/ sqr x Have to use the (F(x+delta x)-f(x))/delta x method

86. ## English

I am writing an essay about James Baldwin's Go Tell It on the Mountain, but the essay prompt asks me to disagree or agree with the interpretation of an critical essay we read about this book. For my essay, do I state whether I agree with the article and

87. ## Physics

The left ventricle of the heart accelerates blood from rest to a velocity of + 29.8 cm/s. (a) If the displacement of the blood during the acceleration is + 2.68 cm, determine its acceleration (in cm/s2). (b) How much time does blood take to reach its final

88. ## College Math

Find the missing side. Approximate the answer to three decimal places when appropriate. Possible answers are: (A) 10yd, (B)31.623yd, (C) 20yd, (D) 400yd. Can you help me? I have done this so far. 180-15-25=140. I have tried everything that I know of to get

89. ## General Chemistry

A freshman is currently enjoying the Arts Studio program she is pursing at a well-know university. In her free time, she like to skate, take salsa dance lessons, and cook. She particularly enjoys pickling and decides to pickle olives over a lesisurely

90. ## Scientific method

Are these people a worker in a farm? Which is the Independent and Dependent variable and Control group.

91. ## Health

If a mom tells her daughter that she would be prettier if she lost weight then ________. A. The daughter will learn that the goals of weight loss are to be attractive and accepted by others B. The daughter will learn that the goals of weight loss are to

92. ## probability

if 2 white balls are drawn a box of 5,find the probability that all are white using bayes theorem

93. ## lang arts

1. Which sentence describes setting? As much as it saddened her, the first thing Nan had to do was leave her beloved family home. Marcy wanted to go to the dance, but Rob’s treatment of her that day gave her second thoughts. Steve was fairly short, with

94. ## geometric sequences

I can not find the missing term 81 54 _ _ _ not seeing the missing terms.

95. ## trig

what is the value of sin 70

where can I find short story Golden Kite Silver Wind by Ray Bradbury online?

97. ## pharmacy tech.

a pharmacist has a 40% acid solution and has a 25% acid solution. How many liters must be mixed to form 54 liters of a 27 % acid solution?

98. ## math

lets say you have a tree or a flagpole. Describe how you would measure this object using right angled triganometry

99. ## math

3(3x-2)^1/3-(x-1)(3x-2)^-2/3/(3x-2)^2/3

100. ## math

Maria learned that there are 5,280 feet in one mile. She ran 2 miles on Monday. How many feet did Maria run?

101. ## Chemistry

A rock sample contains only Sb2S3 and FeS. If 835g of the sample contains 11.2% antimony, what is the mass percent of the Sb2S3 in the sample? What is the mass percent of the sulfur in the sample? So far, I have determined that 11.2% of an 835g sample is

102. ## Math

Solve & check your solution ( if checking isn't possible, explain why ) 5x/4 + 1/2 = x - 1/2

103. ## liberal arts

Select the symbol below that fills in the blank to correctly complete the mathematical statement: 8.79 ____ 8.9

104. ## John

For a small molecule with a diffusion coefficient of 10^-6 cm2/s, how far would it diffuse after flowing over 1 cm at a flow rate of 10 cm/s?

105. ## Health

What does it mean to change your body image? A. It means changing what you eat B. It means changing how much you eat C. It means changing the way you think about your body D. It means losing weight to fit a Barbie doll-like image I thought it was C but i

106. ## algebra

Find g of f if f(x) = x + 7 and g(x) = 3x – 2.

107. ## math

Mala buys x pens for rs.20 if x=4,what is the cost of each pen?

108. ## Math

You can only use the digits 0-9. I need an odd number that is a multiple of five with no repeated digits. Half the digits are odd and the other half is even. The largest digit in the number is in the tens place (but it is not the largest digit). The digit

109. ## Math

A ladder is leaned 9m up a wall with its base 5m from the wall. What angle does the ladder make with the ground?

110. ## math

The average raindrop has a diameter of 2.55mm. Columbus, OH has an average rainfall of 38.52 inches per year. You know how to find the volume of a sphere and diameter and volume= L*W*H and that 1 meter = 39.37 in. Leap year = 366 days/year. How many rain

111. ## MEDICAL RECORD

WHAT IS THE PROCESS FOR HANDLING CLINICAL DAT THAT A DOCTOR NEEDS TO SEE AND WHAT IS THE PROCESS FOR HANDLING ADMINISTRATIVE DATA THAT A DOCTOR DOES NOT NEED TO SEE

112. ## Space - Sally Ride - Accomplish

What did Sally Ride accomplish and what did it mean for us? I know she was the first women in space, but what did she do in space?

113. ## math

What is 905,000,800 in expanded form?

asked by The Curse Word Destroyer, age 11
114. ## Algebra..

HELP? f = (1, 2), (2, 3), (3, 4), (4, 5), g = (1, -2), (3, -3), (5, -5), and h = (1, 0), (2, 1), (3, 2), Find the following and state the domain?! 2a.f+g 2b.f-g 2c. f*g 2d. f/h 2e. G o F o h HELP Pleasee!! I'm Clueless :/

115. ## College Math

LPG is stored in highly insulated spherical vessels in most oil refineries. If the inside diameter of one of these tanks is 11.4 ft, find it's volume. Report your answer to the nearest one-tenth of a gal. Use pie-3014, and 1cubic ft= 705 gal. Possible

116. ## Science

The half-life of an element is important for determining the _______ of a rock. A. relative age B. absolute age C. mineral makeup D. decomposition rate Is it B?? Which one of the following is not left in the land as a result of continental glaciers? A.

117. ## math

12ã7-1-ã7-5

118. ## Math

Number is between 100 and 1000 The sume of the digits is 11. The tens digit is less than the hundreds digit. There are no zeros. It says to list all the possible answers (which I found 19) but also asks, "my answer is______ because ______" I think the

119. ## English

1. How about painting the wall a new color? 2. How about we paint the wall a new color? (Are both grammatical?)

120. ## critical thinking

Identify the premises and conclusion of each of the arguments in chilhood obesity.

!@#\$%^& Hercher borrowed \$7,000 to travel to London. His loan is to be paid in 48months monthly installments of \$190. at the end of 14 months, !@#\$%^& ddecides to pay off his loan. What is the final payoff !@#\$%^& will make?

122. ## English

For this quote 'their intercourse had been one continued series of opposition. Their opinions clashed; and indeed, she had never perceived that he had cared for her opinions, as belonging to her, the individual', can someone find a technique in it? It's a

123. ## Health and Nutrition

What are the differences between good and bad fat? What is a disease associated with a diet that is high in fat? You may begin posting on Monday

124. ## Algebra..

IHave Like 20 Of These Same problems.. Can You Help Me With These?.. 1. Slope = 3/2 and passes through the origin. Wiriting equations.. 2. x-intercept = 4 and y-intercept = -3 3. Passes through (3, 2) and is parallel to 2x-y=4 4. Passes through (-1, -1)

125. ## math

Can someone explain how to do this problem 8 9/10 + 5 3/4 - 5

126. ## Math

a pharmacist has a 40% acid solution and has a 25% acid solution. How many liters must be mixed to form 54 liters of a 27 % acid solution?

127. ## math

Maria learned that there are 5,280 feet in one mile. She ran 2 miles on Monday. How many feet did Maria run?

128. ## Science

what is the atomic symbol for the element chronium

129. ## english

what is a simple predicate in a well-fed lion will be peaceful thank you

130. ## Computers

double **dptr; dptr = new double*[5]; for (int i = 0; i < 5; i++) dptr[i] = new double[3]; How many rows and columns will there be in dptr? Also, what would the code look like to Delete all the space allocated for dptr???

131. ## Alg1 / 2

solve the equation & check your solution

132. ## math

f f(x) = 2x and g(x) = ½ , calculate f(x) • g(x)

133. ## Algebra..

Problems 1a - 1c: Find the slope of the straight line that passes through the given points or state that the slope is undefined. Help!? 1. (7, 4) and (1, 1) 2. (-3, 4) and (2, -1) 3. (-5, 3) and (-5, 2)

134. ## Algebra..

HELP? f = (1, 2), (2, 3), (3, 4), (4, 5), g = (1, -2), (3, -3), (5, -5), and h = (1, 0), (2, 1), (3, 2), Find the following and state the domain?! 2a.f+g 2b.f-g 2c. f*g 2d. f/h 2e. G o F o h HELP Pleasee!! I'm Clueless :/

135. ## Definition

What does TRAC stand for

136. ## Alg

solve: x + 8 = 2(x-2) - x

137. ## math

whats 2+2 ...