# Kelli

Most popular questions and responses by Kelli
1. ## math

The vertices of a parallelogram are A(x1, y1), B(x2, y2), C(x3, y3), and D(x4, y4). Which of the following must be true if parallelogram ABCD is proven to be a rectangle?

asked on January 14, 2019
2. ## statistics

A survey found that women's heights are normally distributed with mean 63.5 in. and standard deviation 2.3 in. The survey also found that men's heights are normally distributed with a mean 68.7 in. and a standard deviation 2.8. (a) Most of the live

asked on December 13, 2014
3. ## MAth

at a city hospital 40 boys and 50 girls were born yesterday. what is the experimental probability that the next baby born will be a girl?

asked on December 11, 2016
4. ## statistics

In a study, 35% of adults questioned reported that their health was excellent. A researcher wishes to study health of people living close to a nuclear power plant. Among 14 adults randomly selected from this area, only 3 reported that their health was

asked on July 26, 2017
5. ## Physics

A)When point charges q1 = +1.5 ìC and q2 = +5.7 ìC are brought near each other, each experiences a repulsive force of magnitude 0.77 N. Determine the distance between the charges. B)Two point charges are fixed on the y axis: a negative point charge q1 =

asked on October 1, 2011
6. ## College Chem

I need to be able to describe how to prepare 20 mL of a 0.0050 M KIO3 solution from a stock solution with a concentration of 0.020 M.

asked on October 3, 2010
7. ## statistics

In a study, 35% of adults questioned reported that their health was excellent. A researcher wishes to study health of people living close to a nuclear power plant. Among 14 adults randomly selected from this area, only 3 reported that their health was

asked on July 25, 2017
8. ## HELP ASAP ( COLLEGE STATISTICS)

Describe in words the nature of the relationship between each pair of variables as indicated by the value of the correlation coefficient. Be sure to include a. the direction of the relationship. b. the strength of the relationship. c. a verbal description

asked on October 6, 2011
9. ## Calculus

Find the differential dy and evaluate dy for the given values of x and dx. y=cosx x=pi/3 dx=0.05 2) y=e^x/10, x=0, dx=0.1 This is a different format than my teacher used in class so I'm confused. Help please!

asked on October 26, 2010
10. ## statistics finding the shaded region

Find the area of the shaded region. The graph depicts the IQ score of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15. The shaded region numbers are 85-120

asked on December 11, 2014
11. ## College Chem

Calculate the number of grams required to make 250 mL of a 0.020 M KIO3 solution.

asked on October 3, 2010
12. ## Physics

Researchers have found that a gecko's foot is covered with hundreds of thousands of small hairs (setae) that allow it to walk up walls and even across ceilings. A single foot pad, which has an area of , can attach to a wall or ceiling with a force of 11 .

asked on October 3, 2010
13. ## Music appreciation

What muscial form preceded the sonata allegro form that was often considered dramatic and rewarding.

asked on September 15, 2010
14. ## Chemistry

Complete and Balance the following equation using the half-reaction method; (MnO4^-) + (CH3OH) --> (Mn^2+) + (HCO2H)

asked on February 12, 2013
15. ## US HISTORY

Which of the following statements about participants in the Second Great Awakening is most correct? -The participation was almost entirely female; very few men got involved. - The participation was almost entirely male; very few women got involved. -While

asked on March 1, 2017
16. ## Chemistry

Complete and Balance the following equation using the half-reaction method; (MnO4^-) + (CH3OH) --> (Mn^2+) + (HCO2H)

asked on February 12, 2013
17. ## Statistics

The age distribution of students at a community college is given below. Age (years) Number of students (f) 11) Over 35 26 1103 A student from the community college is selected at random. Find the conditional probability that the student is at most 35 given

asked on October 1, 2014
18. ## math

8,18,28,38,48 determine the next sequence. Is the answerer 58?

asked on December 16, 2014
19. ## chemistry

How many grams of solid KOH are needed to prepare 100.mL of a 1.7 M solution?

asked on February 21, 2011
20. ## math

a rectangle is to be inscribed under the arch of the curve y = 2cosx from x=-pi to x=pi. What is the length of the base of the rectangle with maximum area? can someone help me with this....i have a lot of problems to do just like this but i don't

asked on December 9, 2009
21. ## Physics

A stone is dropped from the roof of a high building. A second stone is dropped 1.08s later. How far apart are the stone when the second one has reached a speed of 15.0?

asked on February 6, 2016
22. ## organic chemistry

Write equations showing how caffeine could be extracted from an organic solvent and subsequently isolated

asked on April 16, 2013
23. ## algebra 2

during a manufacturing process, a metal part in a machine is exposed to varying temperature conditions. the manufacturer of the machine recommends that the temperature of the machine part remain below 135 degrees. the temperature T in degrees fahrenheit x

asked on May 9, 2011
24. ## Chemistry

How many mL of a 10.0% by volume stock solution of HCl must be diluted with enough water to make 300.mL of a 1.5% by volume solution?

asked on February 21, 2011
25. ## Public Policy Human Services

I am writing a 300-word program analysis for a human services organization. I cannot seem to apply the six policy fundamentals to the program I am using. I keep reffering to my text/notes but it just doesn't make sense. Any tips or adive would be

asked on January 21, 2011
26. ## math

Resolved QuestionShow me another » AP Calculus related rates problem? The volume V or a cone (V = 1/3 ð r² h) is increasing at a rate of 28ð cubic units per second. At the instant when the radius r of the cone is 3 units, its volume is 12ð cubic units

asked on December 19, 2009
27. ## Chemistry

Calculate the pH of 75 ml of the buffer composed of .1M HC2H3O2 with .2M NaC2H3O2; to which 9.5 ml of .1M HCl is added.

asked on February 6, 2013
28. ## AP chemistry

If 5.00 103 kg each of NH3, O2, and CH4 are reacted, what mass of HCN and of H2O will be produced, assuming 100% yield? 2 NH3(g) + 3 O2(g) + 2 CH4(g) 2 HCN(g) + 6 H2O(g)

asked on June 30, 2010
29. ## Math

The Booster Club has a goal of raising at least \$300. The Club has already raised \$150. The Booster Club is sponsoring a pancake breakfast and charging \$4.00 per ticket. What inequality would represent the number of tickets (t) that the Booster Club must

asked on January 26, 2015
30. ## Psychology

For these hypothesis, I need to know... Determine what research goal is required determine whether you can use the experimental method decide how you would define your variables(using operational definitions) (1) A pregnant woman's diet affects the birth

asked on October 3, 2011
31. ## algebra 2

a baseball player hits a fly ball that is caught about 5 seconds later by an outfielder. the path of the ball is a parabola. the ball is at its highest point as it passes the second baseman, who is 117 feet from home plate. about how far from home plate is

asked on May 9, 2011
32. ## Math

The Booster Club has a goal of raising at least \$300. The Club has already raised \$150. The Booster Club is sponsoring a pancake breakfast and charging \$4.00 per ticket. What inequality would represent the number of tickets (t) that the Booster Club must

asked on January 26, 2015
33. ## Math

Set up the problem and then multiply. Write zeros as needed. 419.2 x 2.54 . What would the answer be?

asked on June 16, 2013
34. ## algebra

if lamar has scored 99,71,58 and 73 on his previous four tests, what score does he need on his next test so that his average is 79?

asked on March 4, 2013
35. ## Physics

In a series circuit, a generator (1400 Hz, 12.0 V) is connected to a 15.0- resistor, a 3.80-μF capacitor, and a 5.70-mH inductor. Find the voltages across (a) the resistor, (b) the capacitor, and (c) the inductor.

asked on November 11, 2011
36. ## physical science

A nail is driven into a board to a depth of 1.00 cm with one strike from the hammer. The hammer striking the nail hit it with a force of 200.00 Newtons. How much work was done?

asked on May 1, 2013
37. ## statistics

A company selling clothes on the internet reports that the package it ships have a median weight of 85 ounces with an IQR of 56 ounces. The company plans to include a sales flyer weighing 2 ounces in each package. what will the new median and IQR BE?

asked on February 9, 2012
38. ## geometry

is it possible to draw a triangle whose sides measure 5 inches, 9 inches, and 14 inches?

asked on September 29, 2011
39. ## science

suppose you have7 pieces of wood shown to the right . predict what will happen to the mass of the pieces of wood if you put them together without cutting them to make a birdhouse explain

asked on November 30, 2010
40. ## science

i have 8 words i cant fine cam u help me? 1.RAQUK 2.LECEORTN 3.ORTOPN 4.PCEUORTM 5.NCESULU 6.UOENRNT 7.GTMANE 8.TRTEAM

asked on October 16, 2008
41. ## CHEM PROB MR BOB

I figured all the parts of the problem except for the last one. Can you tell me what to do? In the preparation of a mustard solution, an individual package of mustard was emptied into a beaker and the mass was determined to be 3.809 grams. The mustard was

asked on October 10, 2012
42. ## math

the volume of a cone is 48 pi cubic units. If its dimensions are reduced to one half their original length, what would its new volume be?

asked on March 7, 2012
43. ## Physics

what is the maximum speed with which a car can round a turn of radius of 80.0m on a flat road if the coefficient of friction between tires and the road is .700? My teacher said two substitutions and I don't have a mass. Thanks (:

asked on February 5, 2012
44. ## Physics

what is the maximum speed with which a car can round a turn of radius of 80.0m on a flat road if the coefficient of friction between tires and the road is .700? My teacher said two substitutions and I don't have a mass. Thanks (:

asked on February 5, 2012
45. ## physics

If a ball is thrown vertically upward with initial velocity of 8 meters per second, what would the speed be when it returns to the starting point with acceleration of 9.81?

asked on September 19, 2011
46. ## Physics!!

A centrifuge is a device in which small container of material is rotated at a high speed on a circular path. Such a device is a used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum

asked on July 18, 2011
47. ## Physics

A centrifuge is a device in which small container of material is rotated at a high speed on a circular path. Such a device is a used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum

asked on July 15, 2011
48. ## history

I have to do a research aper on any topic in American history. One part of history that I enjoy studying is when new inventions came around or when things become more modern (think housewife using vacuum type scenario if you get what I mean) or like when

asked on September 18, 2010
49. ## Acct HELP!!!!

1. Quarter Corporation had the following transactions during the quarter ended June 30, 2010: Loss from tsunami damage (extraordinary) \$985,000 Payment of fire insurance premium for the period April 1, 2010 - March 31, 2011 480,000

asked on May 25, 2013
50. ## math

find the functions f&g so that fog = H H(x)=squre root x^2+8 please show work

asked on January 3, 2013
51. ## math

find the domain of the composite function fog. f(x)=x/x-2;g(x)=-8/x a. domain of fog is {x/?} b. the domain of fog is all real numbers

asked on January 3, 2013
52. ## Language Arts

I need help. I cannot figure out the anologies. They are... Colloquy:Loquacious:: Somnambulism:ambulatory Plateau: flat octahedron:eight toponym: noun Thanks

asked on February 10, 2012
53. ## Physics

In a series circuit, a generator (1400 Hz, 12.0 V) is connected to a 15.0- resistor, a 3.80-ìF capacitor, and a 5.70-mH inductor. Find the voltages across (a) the resistor, (b) the capacitor, and (c) the inductor.

asked on November 12, 2011
54. ## calculus

Prove that there is a number that is exactly one more than its cube. (don’t solve just show there is one) Prove that the function f(x)= cosx-x has a zero in (o. pi/2) Justify.

asked on September 23, 2010
55. ## nutrition

After World War II, farming, fishing, and other food production activities became large scale enterprises which caused

asked on February 19, 2010
56. ## algebra

an executive invests \$35000, some at 9% and some at 7% annual interest. If he receives an annual return of \$2910, how much is invested at each rate

asked on September 18, 2007
57. ## statistics

4.The College Boards, which are administered each year to many thousands of high school students, are scored so as to yield a mean of 500 and standard deviation of 100. These scores are close to be normally distributed. a. What percentage of the scores can

asked on March 25, 2015
58. ## Math

5^6 * 5^3= is this correct 1953125?

asked on December 16, 2014
59. ## chemistry

How many milliliter of 2.5 M NaOH are neededto neutralize 2.7 ml of a 4.9 M H2SO4 solution?

asked on April 29, 2014
60. ## acct HELP!!!

In January 2010, Rich Corporation estimated that its 2010 year-end bonus to executives would be \$1,125,000 for 2010. This forecast was based on the actual amount paid for the bonuses in the previous year. The estimate for 2010 is subject to change as the

asked on May 25, 2013
61. ## accounting

On February 1, 2010, Par5 paid property taxes on its warehouse for the calendar year 2010 in the amount of \$385,000. In the first week of June 2010, Par5 made unanticipated major repairs to its warehouse at a cost of \$3,000,000. These repairs will benefit

asked on May 25, 2013
62. ## Math

Mrs. Dalton wanted to purchase a new fence to put around the Danish playground . The playground has a length of 25 yards and a width of 30 yards. How much fence does she need to purchase?

asked on February 4, 2013
63. ## math

The function f(x)is defined as f(x)={-2x+3: if -2 less than or equal to < 1 f(x)={5: if 1 less than or equal to x less than or equal to 2 f(x)={x^2+2: if x > 2 a. find f(0), f(2) and f(5) b. determine the domain of f(x) Please show work

asked on January 6, 2013
64. ## Chem Problem

I originally asked you the first question and I got the answer 7.7 but theres other parts to the problem but Im not sure what to do In the preparation of a mustard solution, an individual package of mustard was emptied into a beaker and the mass was

asked on October 10, 2012
65. ## Chem Problem

Help Please? In the preparation of a mustard solution, an individual package of mustard was emptied into a beaker and the mass was determined to be 3.809 grams. The mustard was then dissolved in 50.0 ml. of distilled water. The total mass of the solution

asked on October 9, 2012
66. ## health- malaria

Can someone help me find a some malaria organizations in the united states that go into places like africa and do more than just give money. im looking for something along the lines of people that go into africa and educate the people about malaria, etc.

asked on September 28, 2011
67. ## Physics

A centrifuge is a device in which small container of material is rotated at a high speed on a circular path. Such a device is a used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum

asked on July 15, 2011
68. ## Physics

A football player runs the pattern given in the drawing by the three displacement vectors A ,B ,C and . The magnitudes of these vectors are A = 4.00 m, B = 17.0 m, and C = 19.0 m. Using the component method, find the (a) magnitude and (b)direction of the

asked on July 14, 2011
69. ## history

I've decided to do my american history paper on consumer culture but i need to narrow it down to a specific time period and develop a thesis- is there a good thesis anyone can think of

asked on September 19, 2010
70. ## word problem

what are the dimensions of the lightest rectangular box without an open top whose base is a square and whose height is two less than the length of the side of the base?

asked on January 18, 2010
71. ## math

what are the dimensions of the lightest rectangular box without an open top whose base is a square and whose height is two less than the length of the side of the base?

asked on January 18, 2010
72. ## math

a rectangle is to be inscribed under the arch of the curve y = 2cosx from x=-pi to x=pi. What is the length of the base of the rectangle with maximum area? can someone help me with this....i have a lot of problems to do just like this but i don't

asked on December 9, 2009
73. ## English

In Act 2 scene 4, lear is finally confronted by the betrayal of his daughters.Lear is stripped bare and reduced to a helpless old man and it also marks he start of his descent in to madness. How does Shakespeare do so in Act 2 Scene 4???

asked on November 2, 2008
74. ## history

what is a human interest story- is something about the economy a human interest story?

asked on September 17, 2008
75. ## arithmetic

There are 7 girls on a bus. each girl has 7 backpacks. In each backpack there are 7 big cats. For every big cat there are 7 little cats. Question: How many legs are there in the bus?

asked on February 20, 2008
76. ## Col. Algebra

I'm needing help with understanding /solving this problem. Can you please help? In triangle ABC, the angle C is six times as large as angle A. The measure of angle B is 20 degree greater that that of angle A. Find the measure of the angles.

asked on April 10, 2017
77. ## Math

What is the measure in degrees of each interior angle in a regular 10 sided polygon?

asked on July 4, 2014
78. ## math

solve the polynomial ineqaality. express the solution set in interval notation. x^3+x^2+64x+64>0

asked on January 4, 2013
79. ## math

Suppose and the domain is Describe the function in the following ways: a. Draw an arrow diagram involving two sets.

asked on November 11, 2012
80. ## CHEM HELP ASAP

I figured all the parts of the problem except for the last one. Can you tell me what to do? In the preparation of a mustard solution, an individual package of mustard was emptied into a beaker and the mass was determined to be 3.809 grams. The mustard was

asked on October 10, 2012
81. ## CHEM HELP ASAP

I figured all the parts of the problem except for the last one. Can you tell me what to do? In the preparation of a mustard solution, an individual package of mustard was emptied into a beaker and the mass was determined to be 3.809 grams. The mustard was

asked on October 10, 2012
82. ## Chem Problem

I originally asked you the first question and I got the answer 7.7 but theres other parts to the problem but Im not sure what to do In the preparation of a mustard solution, an individual package of mustard was emptied into a beaker and the mass was

asked on October 10, 2012
83. ## IMPORTANT!!!! Psychology

For these hypothesis, I need to know... Determine what research goal is required determine whether you can use the experimental method decide how you would define your variables(using operational definitions) (1) A pregnant woman's diet affects the birth

asked on October 3, 2011
84. ## Algebra/Elimination method

Solve using the elimination method. If the system has no solution or an infinite number of solutions, state this. -27x - 18y = -180 9x + 6y = 60

asked on May 24, 2011
85. ## algebra 2

use a graphing calculator to graph the function y=x^2-3x+15. a. what does the graph let you conclude about real number solutions of x^2-4x+13=0? explain. b. substitue 2-2i for x in the equation x^2-4x+13=0. simplify. is the resulting equation true? show

asked on May 9, 2011
86. ## english ap

In the book The Crucible, I have a question- when Parris tells the Judge that you cannot hang this sort, what did he mean

asked on February 22, 2011
87. ## Math126

A Community College has 3,000 student and 90 instructors.The college plans that enrollment will be 3,500 next year.How many new instructors should be hired if the college wants to keep the same students to instructor ratio?

asked on December 1, 2010
88. ## 2nd grade

I'm a number using only 5 base ten blocks between 150 and 250, and the number in the tens place is half the number in the ones place

asked on October 26, 2010
89. ## Tarasoff Law

Hello, Could you please direct me to some websites that detail the consequences of not adhering to the Tarasoff law?

asked on August 30, 2010
90. ## Cultural Diversity

I am trying to find 2010 Census results for Tucson; specifically population results. Every census.gov link that comes up does not work. Any ideas where I can find the information? Thank you!

asked on July 4, 2010
91. ## Algebra

log3 (2x – 1) – log3 (x – 4) = 2

asked on March 10, 2010
92. ## susbstitution method

y=6-x, y=x+2

asked on February 17, 2010
93. ## science

can someone give me the steps of a neuron impulse path when you touch a hot stove? I just need the general path ....

asked on September 24, 2008
94. ## history/chem

can someone briefly explain what did aristotle and what did plato contribute to chemistry?

asked on September 19, 2008
95. ## math

Mike can run the mile in 6 minutes, and Dan Can run the mile in 9 minutes. If mike gives Dan a head start of 1 minute, how far from the start will mike pass Dan? How long does it take?

asked on September 17, 2008
96. ## Algebra

I am stuck on this question The length of a rectangle is fixed at 26 cm what widths will make the perimeter greater than 82 cm?

asked on July 9, 2008
97. ## science

Why is a heating element with a thermostat placed on the bottom of an aquarium? To heat the water. Heat rises so you would put it at the bottom of the tank.

asked on November 2, 2006
98. ## Spelling

Need help to make a sentence for the word conduit and sentence for induction

asked on February 9, 2016
99. ## Spelling

Need help making a sentence using the word cohesive

asked on February 9, 2016
100. ## algebra

I need help solving this please. x/4 - x/5 - 1/3 = 16/15

asked on November 19, 2015

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