# Questions Asked onApril 20, 2010

1. ## Chemistry

given the true molar masses of CuSO4 and H2O how could you find the exact formula of the hydraye from your experimental data. Find the Value of X in the Formula CuSO4x XH2O

2. ## Physics:upward acc of earth

If the Earth's gravitational force causes a falling 93 kg student to accelerate downward at 9.8 m/s2, determine the upward acceleration of the Earth during the student's fall. Take the mass of the Earth to be Mearth = 5.98 x 1024 kg. Answer in units of

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3. ## Chemistry

I don't know if i am solving for the number moles of NaI correctly, i multiply .21 by 1.67, is that incorrect? i know that to solve this you have to find the limiting reagent, but i think the problem might be that i am solving for moles wrong. If 210 mL of

4. ## chemistry

What volume of .200M NaOH will be required to react completely with 32 mL of .15M HNO3

5. ## 12th grade agebra 2

find all real roots: x^4-6x^2+8=0 and the other polynomial is: 8x^3+1=0

6. ## Chemistry

45.0 ml of 9.0x10 the negative 2m hno3 I am needing the steps to help solve the above chem equation

7. ## calculus

simply the summation of (2/n)(2i/n)

8. ## math.algebra1

How would I simplify The spare root of 10(x+3)^3 * the spaure root of 18(x+5)^5

9. ## math

If I use the method of completing the square on 3w^2-4w+1=0 How would I solve??

asked by I need some explaining
10. ## Physics

A model airplane is tethered by a wire. How could you calculate the tangential speed of the airplane if the line breaks?

11. ## algebra

How would you simplifyy 6\spuare root of 3 - spuare root of 10

12. ## COM220

need to incorporate statistics,graphs and illustrations

13. ## AED 201

Write a 200-to 300-word response to the following: Assume you are a teacher who would like to address a technology issue at your school. Many of the studnets' textbooks provide Web links for engaging enrichment activities. Each classroom has five

14. ## computers

Create a spreadsheet listing the three computers, computer specifications, and cost. Show the cost benefit of each computer.

15. ## Calculus

If a ball is thrown vertically upward from the roof of 32 foot building with a velocity of 112 ft/sec, its height after t seconds is s(t)=32+112t–16t2 . What is the maximum height the ball reaches?What is the velocity of the ball when it hits the ground

16. ## PHYSICS

A 74 kg adult sits at one end of a 8.5 m long board. His 35 kg child sits on the other end.Where should the pivot be placed so that the board is balanced, ignoring the board's mass?

17. ## Chemistry

In photosynthesis, plants form glucose and oxygen from carbon dioxide and water. Calculate Delta S at 15 degrees celsius.

It is a problem about the job-order costing used by a law firm.

19. ## english

1. You have to feed the baby with water sometimes. 2. You have to feed water for the baby sometimes. 3. The baby must have peed. You have to change the diaper. The diaper is wet. Will you bring a new diaper? 4. The baby gave out dung. Bring me a baby

20. ## Gr. 10 Math

Evaluate each expression for the given value(s) of the variable(s). 2x^2 - 3xy + 4y^2 for x=2, y=-1 My Answer: (2(2^2)) - (3*2*-1) + (4(-1^2)) = 10 Text Book Answer: 18 Please help. Am I doing something wrong? I redid the expression 3 times and still got

21. ## application

sir I m applying for a jab n there i have to submit a note "why i m interested in this job"so plz help me out to draft a note as above

22. ## calculus

use the calculator to find theta with a line threw it to the nearest tenth of a degree if theta degree

23. ## physics

when an impulse is given to a particle, momentum is transferred from an external agent to that particle. What do they mean by external agent what is really an impulse beside saying that its a change in momentum

24. ## calculus

Find the derivative r '(t) of the vector function r(t).

25. ## Chemistry

If 45.3 mL of liquid CS2 and 7.62 L of gaseous O2 measured at STP are reacted stoichiometrically according to the balanced equation, how many milliliters of liquid CS2 remain? CS2(l) + 3O2(g) -> CO2(g) + 2SO2(g) Molar Mass (g/mol) CS2 76.143 O2 31.998

26. ## math

There is a vertical asymptote at x=2, and a horizontal asymptote at y=3. Construct a suitable rational function f(x).

27. ## Maths

Get Rich Quick Investments LTD offers 2 investment schemes. Scheme 1: Earn 6.5% interest per year, compounded monthly. Scheme 2: Earn 6.45% interest per year, compounded daily. An investor reasons that Scheme 2 should be the best because its interest rate

28. ## Physics (mechanics)

There are two parts for this questions... "When a bowling ball collides with the pins, the momentum of the bowling ball and the pins is conserved." Give the assumptions and conditions for this statement. Compare the effect on the collision between the

29. ## GEOGRAPHY

the central location of india at the head of the indian ocean is considered of great significance?????????????????

30. ## english

n which one of the following sentences does the verb agree with the subject? A. The book that explains the plays is on the shelf. B. There is a million reasons why I shouldn’t go. C. Who is the people in the photograph? D. Here is the reasons we can’t

31. ## chemistry

find the mass of solute needed. 3.0 liters of 2.0 M NaOH. or 500ml of 1.5 M NaCl?

32. ## Programming C++

#include #include { clrscr(); int first_value; int second_value; long result; print f("enter your first value:); scanf("%d",&first_value); printf("enter your second value:); scanf("%d",&second_value:); result=first_value+second_value; printf("the sum of

33. ## english

The events of the plot are designed to reveal the author's point of view. arouse and satisfy the reader's curiosity. portray the personality of the main character. distract the reader from guessing the ending.

34. ## science

If water boils does it transmit energy

35. ## MB0039

Select and briefly describe two corporate ads that you have seen recently which you feel are effective. Explain how they benefit the company

36. ## science

why are natural languages not suited for programming of computers?

37. ## 5th grade

does water boil transmit energy

38. ## Statistics

12% of voters in a recent election voted on the greens candidate, if 10 people were randomly selected what is the probability that exactly 4 people voted for the green candidate.

39. ## chemistry

If 4.05 g of methane gas (CH4) is introduced into an evacuated 1.40 L container at 53°C, what is the pressure in the container?

40. ## English

Can you help me rephrase a few lines taken from The General Prologue to the Prioress Tale? Thank you very much. 1) "Her way of smiling was very simple and coy. Her greatest oath was only "By St.Loy" 2) Rephrase: Her smile was simple and timid (?)Her

41. ## Chemistry

List the amino acid side chains that can accept H+ and those that can donate H+ during enzyme catalyzed reactions. I have lysine, arginine, and histidine as acceptors and serine, threonine, and tyrosine as donators. Could someone just tell me if those are

42. ## chemistry

Calculate enthalpy change of reaction for the combustion of gaseous ethanol. C2H5OH + 3O2 >> CO2 + 3H2O. Using standard molar enthalpies of formation. C2H5OH -235.3 ( it's negative sign) CO2 -393.5 H2O -241.8 (1) Calculate the enthalpy change of reaction

43. ## english

please help me with the question:find a mistake in the following sentence: The labor unions met with the management board all the night in order to avoid a strike. I know the mistake is " all the night". it should be all night. ButI don't know the reason.

Consider the wide spectrum of business organizations, ranging from gigantic corporations to working at home

45. ## biology

Rank these from largest to smallest, bacteria, organelle, cell, atom, virus, protein, molecule

asked by Ashley Evans
46. ## chemistry

If 4.05 g of methane gas (CH4) is introduced into an evacuated 1.40 L container at 53°C, what is the pressure in the container?

47. ## college - computers in operation managment

It’s lunch time and you’re at Subway. You would like to get a 6” sub sandwich and a beverage for sure and are deciding whether or not you would also like soup and/or a cookie. You only have \$13 on you. You also have certain nutritional requirements

48. ## english

Describing a character's luxurious style of dress is an example of creating character through sympathy. appearance. speech. imagery.

49. ## english!!

In The Birds, what is the weather like during the autumn before the attack, and what does this signify? The cold autumn signifies that nature is frequently harsh and dangerous. The cold autumn signifies that winter follows autumn. The mild autumn signifies

50. ## chemistry

if 25.0 ML of 15M nitric acid is diluted to 125 mL, what is the concentration of the new solution?

51. ## English

1.Which sentence below contains a dangling modifier? I threw the newspaper in the waste basket after I read the editorial. After I read the editorial, I threw the paper away. After reading the editorial, I placed the newspaper in the waste basket. After

52. ## PHYSICS

WHAT ARE THREE THINGS ARE REQUIRED TO PRODUCE VOLTAGE? THESE THREE THINGS ARE THE FUNDAMENTALS OF HOW AN ELECTRICAL GENERATOR WORKS.

53. ## Pathology

How does the AIDS treatment and resources to the public impact the delivery of health care services?

54. ## chemistry

What mass, in grams, of sodium hydroxide (NaOH) is produced if 20 grams of sodium metal(Na) reacts with excess water?

55. ## maths

I am divisible by 8 and by 9. I am a three digit multiple of 10. I am between 200 and 700. What am i?

56. ## chemistry

what volume of CO2 would be formed if 84.2 g of calcium carbonate decomposed according to the following equation: CaCO3---> CaO+CO2

57. ## English

Question 2 Identify the correctly punctuated sentence below. Bill was disguised in the photograph, therefore, his wife failed to recognize him. Bill was disguised in the photograph therefore, his wife failed to recognize him. Bill was disguised in the

58. ## Physics

A motorist drives along a straight road at a constant speed of 60 m/s. At time t = 0 she passes a parked motorcycle police o±cer. The o±cer takes o® after her at t = 0 and accelerates according to the formula a(t) = bt, where t is the time and b is a

59. ## Chemistry

What is the product of a grignard reaction of bromotoluene and co2 as starting materials?

60. ## English

I need a problem with the topic on online learning vs. traditional learning. What is the solution? The justification?

making a good impression is vital, since we tend to form an opinion in about

62. ## Calculus

Find parametric equations for the tangent line to the curve with the given parametric equations at the specified point. x=4cos(t) y=4sin(t) z= 10cos(2t) (2sqrt2,2sqrt2,0)

63. ## Math

The curves r1 = < 3t, t2, t3 > and r2 = < sin(t), sin(5t), t > intersect at the origin. Find their angle of intersection, è correct to the nearest degree. è =

64. ## physics

Near the surface of the Earth, a startled armadillo leaps vertically upward at time t = 0, at time t = 0.5 s, it is a height of 0.98 m above the ground. At what time does it land back on the ground?

65. ## english

how do i cite Stephen Kings online essay "Why We Crave Horror Movies"

66. ## eth 125

I have rewrote this paper 3 times my fellow classmate keeps telling me it is not in APA format. Can someone please point out what needs to be fixed. I am completely confused now and ready to give up. Your help would be wonderful. Here is the paper...

67. ## math

A student claims that if a fair coin is tossed and comes up heads 5 times in a row, then, according to the law of averages, the probability of tails on the next toss is greater than the probability of heads. What is your reply?

68. ## math

One card is selected at random from an ordinary set of 52 cards. Find the probability of each of the following events: d. A jack is not drawn would the answer be:48/52 since you subtract 4 from 52 for the four jacks and simplify to get 12/13 or do you say

69. ## english

7.Sneezing spreads colds. Present participle Gerund Infinitive Past participle 8.He suggested taking the A train. Infinitive Present participle Gerund Past participle 9.Just imagine being there! Present participle Gerund Past participle Infinitive 10.

70. ## English

2. This modifier illustrates the rule that adjectives of two syllables vary. If the word ends in -y, change the y to i and add -er, -est endings. Otherwise, some two-syllable adjectives take -er, -est endings. Others take more, most and less, least.

71. ## College Algebra

what is (f0g)(3)if f(x)=1/2 and g(x)=4/x I am getting -3/2 am I corect

72. ## college

expects dividends paid to increase by 9.50 percent for the next two years and by 2 percent thereafter. If the current price of Two-Stage’s common shares is \$10.40, then what is the cost of common equity capital for the firm? (Omit the percent sign in

73. ## English

What word does not belong? Intimidating Scary Fear Approachable I told my friend Intimidating does not belong. She said Approachable. Who is right?

74. ## English

This is set up for my interview class and I just need some help .. please and thank you. You are encountered with a guest who is upset and clearly has a complaint.. what do you do? & You see a co-worker receiving food without paying for it.. what do you

75. ## math

a math professor is thrown off the matthews bridges, height 240ft, by a disgruntled calculus class with an intitial upward velocity of 10ft/s a) assumign the acceleration dude to gravity is -32ft/s^2,find the macimum height of the professor. b) find the

76. ## Spanish

What is the translation for this poem? I have to fill in the blanks but I can't even translate it. If you can help I'd truly appreciate it. Here's the poem: En la 11. ___________ te llamé. De la oscuridad me llamaste. Reconocí tu 12. ___________.

77. ## English

Can you check if the following sentences are possible in English? Thank you very much in advance for your invaluable help. 1) The barons received lands (or land) from the king. 2) The land was held by the vassals. 3) In the medieval mind (?) there was also

78. ## Chem

Hi! I need help with this problem, also I was wondering what kind of problem is this... limiting reactant?calculate the mass of hydrogen cyanide that could be produced by the complete reaction of 500.0 g of ammonia, 700.0 g of oxygen and 400.0 g of methane

79. ## Chemistry

Use VSEPR theory to predict the molecular geometry around either carbon atom in acetylene, C2H2. The Answer is linear. How do you figure out the answer is linear? I know you draw the lewis structure but when I drew it I thought the answer would be

80. ## English

1.the subject of the sentence is first person, then the verb must be in what form? third person second person fourth person first person Question 2 Verbs indicate what? location punctuation history time Question 3 Verbs may also indicate what? use date

81. ## history

6. Do you find it curious that Budinot, an educated and highly assimilated Cherokee, would argue for removal in the name of preserving the Cherokee people? What does he fear if the Cherokee remain? What does this say about his attitude towards his own

82. ## history

Prior to the "democratizing" of politics during the age of Jackson, presidential candidates were usually chosen by a

83. ## Chemistry

Why would potassium no longer appear in the equation of a net ionic equation with KIO3 being the oxidizing agent?

84. ## history

fill in the blank Henry IV of france was a member of the family or house of _____________ which now became the rulng dynasty of france. is it planganet?

85. ## physics

A bungee jumper with mass 63.5 kg jumps from a high bridge. After reaching his lowest point, he oscillates up and down, hitting a low point eight more times in 40.0 s. He finally comes to rest 28.5 m below the level of the bridge. Calculate the spring

86. ## Math (URGENT)

Solve. 4(-1^2) = ? My calculator says its -4 I got +4 Help Please.

87. ## 8th grade

if x=-5, y=4 and z=-3 solve x squared (3x-8y)

88. ## social studies

explain three ways the Byzantine Empire influenced later civlizations, including russia

89. ## math

what is the unit rate of 2 for \$4.98

90. ## math

what is the prime factorization of 96

91. ## math

a math professor is thrown off the matthews bridges, height 240ft, by a disgruntled calculus class with an intitial upward velocity of 10ft/s a) assumign the acceleration dude to gravity is -32ft/s^2,find the macimum height of the professor. b) find the

92. ## Math

Joe invested \$12,000, part at 6% interest and part at 8% interest. In the first year he earned \$860 in interest. How much was invested at each rate? Answer _____________

93. ## health

How might incorporating a fitness plan and a balanced diet positively affect your well being?

94. ## physics

A fisherman's scale stretches 3.5 cm when a 2.1 kg fish hangs from it. I know that k=590 N/m and f=2.7 Hz. How do I find the amplitude of vibration if the fish is pulled down 3.2 cm more and released so that it vibrates up and down? Please help!

95. ## English

Which sentence contains a shift in number? The lake contained garbage that flows through the storm drains. He couldn't refuse when offered another helping of dessert; sometimes you just can't resist! His book was returned to the bin, and then Johnny

96. ## math

what is the compliment of 35 degrees

97. ## college algebra

if y=kx/square root of w find k when y=4 x=12 and w =4 I have an answer of 16/3 aia believe that the correct answer is 2/3 am I right.

98. ## college algebra

f(x)=4x/x-2 what is the vertical asymptote I have a possible answer of x=2

99. ## science

Why are some protists able to move faster than others?

100. ## college algebra

if f(x)=4x/x-2 what is f(3) possible answer would be f(3)=12 is this correct

101. ## math

what is a ratio that is simplest from: 14 to 16

102. ## engineering

surgery successful 0.91 and continued health 0.85 are the probability of two outcomes for a patient given surgical for a possible condition.what is the probability of positive outcome (surgery successful or continued health). here are the option a.0.12

103. ## maths

The width of a rectangular photograph is 5cm more than the height. The area is 80cm squared. Find the height of the photograph.

104. ## MATH

WHAT IS 5pi/16 IN DEGREES?

105. ## Gen chemistry

What is the hydronium ion concentration of an acid rain sample that has a pH of 3.45?

106. ## history

Compare Matrilineal and Patrilineal Cultures

107. ## physics

A pendulum clock was moved from a location where g=9.8152 m/s^2 to another location where g=9.7959 m/s^2. During the move, the length of the clock's pendulum did not change; nevertheless, the clock lost accuracy. Assuming the clock was perfectly accurate

108. ## English

1.Establishing credibility involves what? assuring the audience that what you are arguing for is for the general good, a widespread issue or problem, one that they may share with you citing authorities on the subject who support your point wholeheartedly

109. ## Chem

am having trouble understanding this redox rxn.....tell me if i classify it correctly... 2K + Cl2---> 2KCl oxidized is Cl is the recducing agent reduced is K is the oxidizing agent

110. ## math

The capacity of a 1cm cube is 1mL. How many 1cm ice cubes would you need ti melt to fill a 1.5L jar?

111. ## 9th grade

who is prince henry and what did he do???

112. ## statistics

we developed a 95% z confidence interval for the mean BMI of women aged 20 to 29 years, based on a national random sample of 654 such women. we assumed there that the population standard deviation was known to be 7.5. in fact the sample data had mean BMI

113. ## College Chemistry

Calculate the electrode potential of a copper half-call containing 0.05M Cu(NO3). E^0 Cu2+/Cu = 0.337 V

114. ## math

could someone pls help? what transformations must be applied to the graph of y=sinx to obtain the graph of y=sin(x+150 degrees) + 3. state domain for one cycle and state the range.

115. ## Trigonometry

Verify the identity. sin2x/cosx + sinx = 2sinx Solve for all values of x: 6cos2x-7cosx-3=0 If f(x)=cos1/2x-sin2x find the value of f(pi)

what problems did amelia earhart have

117. ## chemistry

i figured out the shape of this elements. Are the correct or wrong? A)CS_2 Linear B)BrF_4{-} Square Planar C)ICl_3 T shaped D)CIO_3{-} Square Planar E)SeO_3 Planar Triangular

118. ## English

A good topic for a paper on online learning lack of intercation.

119. ## chemistry

which on of them are polar and non polar? PBr_3 SO_3 AsCl_3 ClF_3 BCI_3 Cl is chloride

120. ## Physics

A vibrating 1000-hertz tuning fork produces sound waves that travel at 340 meters per second in air. Points A and B are some distance from the tuning fork. Point P is 20. meters from the tuning fork. 1. If the waves are in phase at point A and B, what is

121. ## Physics

At the surface of a freshwater lake the air pressure is 1.0 atm. At what depth under water in the lake is the water pressure 3.8 atm?

122. ## sewing

Base the answers to Questions 1–3 on the following information: Ms. Troy would like you to make a copy of an outfit that she owns and really likes—a sleeveless dress with a short-sleeve jacket. She has selected a lilac linen fabric that comes in 36-in.

123. ## sewing2

please help me i need help on these qestions ive tried doing them even asking others for help but no one seems to understand them.... Ms. Troy would like you to make a copy of an outfit that she owns and really likes—a sleeveless dress with a

124. ## sew

6. You plan to attach a flat 1/2-in. button to a garment. The size of the buttonhole should be A. 1/2 in. B. 5/8 in. C. 1 in. D. 3/8 in. 7. You're sewing a child's nylon jacket. You notice the fabric frays easily. Which would be your best buttonhole

125. ## math

madison square garedn in new york city is built in the shape of a circle. its diameter is 404 ft and it accommodates 20,234 spectators, the nearest tenth of a square foot, how much area is there for each spectator... please help i am confused...thank you

126. ## PHYSICS

A 16 kg block slides down a 30 degree frictionless incline where it is stopped by a strong Hook's Law spring at the bottom. The spring constant is k = 9.8 x10^4 N/m. If the block slides 9 m from the point where it was released (from rest) to the point

127. ## 6th grade math

7=2-5m; m my answer key says -1 but I don't know why it would be that. Can you explain?

128. ## sewing2

Mrs. Shotto was once one of your regular customers, but she hasn't asked to have any garments made in approximately one year. You note she has lost weight. She would like you to make her a special silk blouse to replace a favorite blouse that has worn out.

129. ## Physics

A Canada goose floats with 26.1% of its volume below water. What is the average density of the goose?

130. ## sew

6. You're repairing an armhole seam in a turtleneck used primarily for skiing. The stitching has come loose because of the extra arm movement. What type of hand stitch do you use? A. Backstitch B. Slipstitch C. Running stitch D. Blind stitch 7. If your

131. ## math

jake spent 3/8 of his money on a book and 1/2 of what was left on a magazine.he now has \$6.25. how much money did he start with? please help me i am confused... thank you :)

132. ## math

there are 30 students in math class.12 belong to the computer lab,and 8 belong to the photography club. 3 belong to both clubs. how many belong to neither?? please help i am confused thank you..... :)

133. ## social studies

Who were some of the French explorers who came to North America?

134. ## 2nd grade

there are 16 children in room a. there are 11 children in room b. can they make 2 equal teams? How many children would be on each team?

135. ## calculus

evaluate the intergral using substitution ingergral[(x^2-e^3x)/(x^3-e^3x)^2]dx

136. ## calculus

Find the local max/min points for the function y=x^2 * e^x

137. ## HIM

Describe several features of an Health Information Management job in the next 7 years?

138. ## calculus

c(t) = t^3 * 2^(-t/2) Find the initial concentration c(0) at time t=0 min. Finds the maximum concentration of the dye sand the time when this occurs.

139. ## calculus

Given the population functuon P(t)= 50/ (1 + 4e^(-.1t) , fine the maximum rate of growth for this population where t is measured in days. What is the actual population at this time.

140. ## calculus

Find the value of x where Y= 5^2x * e^(3x^2) has a horizontal tangent. Is this point a Max, Min or plateau?

141. ## chemistry

consider the electrolysis of molten AlCl3 what must the current be in amps if you need to obtain 25.0 grams of aluminum in 5.00 min

142. ## maths

The width of a rectangular photograph is 5cm more than the height. The area is 80cm squared. Find the height of the photograph.

143. ## calculus

The manager of a large apartment complex knows from experience that 100 units will be occupied if the rent is 350 dollars per month. A market survey suggests that, on the average, one additional unit will remain vacant for each 7 dollar increase in rent.

144. ## home economics

okay so i have these 4 questions that i have no clue about...i asked my mom and aunts but they don't make clothes so im stuck on these 4 question i would appreciate if you could please help me 7. You're sewing a child's nylon jacket. You notice the fabric

145. ## Music

PLEASE HELP ME WITH THIS!!! GIVE ME A WEB LINK OR SOMETHING GOOD!!! what is being stated in the last long stanza (the third one) of the lyric "If I Ruled the World.!!!!"

146. ## calculus

Differentiate and do not simplify. y= e^(- sq.rt x) + e^3 - 2^(3x-1)

147. ## maths

solve h(x+5) = 80 as a quadratic

148. ## social studies

What title did the islams use for their highest learder?

149. ## 3rd grade

I am less than 100. The sum of my digits is 4. Half of me is an odd number.

150. ## maths

solve h(x+5) = 80 as a quadratic

151. ## algebra

I was wondering what the answer to this is. (x-7)3 3 means it is cubed i workedit out but i was wondering what it might be.

152. ## math

what is an example of associative propety of addition

153. ## calculus

DETERMINE THE EQUATION OF THE NORMAL LINE TO THE CURVE Y=2^(1/X) AT THE POINT WHERE X=1.

154. ## Algebra 1

How would you solve the problem (w - 2)^2 ???? So far I've gotten w^2-2w*2-4 Where do I go from here? Have I even gotten what I have right? I understand when I'm with my teacher, but as soon as I got home, I was a little lost. So any help would be great!!

155. ## math

if almonds cost \$3.79 for 6oz and that = 4/3 of a cup. how many oz are in 1/2 of cup

156. ## geometry

Write the converse of this statement. If two angles are both obtuse, the two angles are equal. Converse: i don't get this please explain

157. ## math

Jen collects stamps. The first month she added 25 stamps. Six months later, she doubled in number to a total of 98. How many stamps did she have to start with.

158. ## eth 125

I have my paper dine but for some reason my class mate is telling me that the APA is incorrect, would some one be a dear and look over my paper and tell me if I did the APA right? Here is my paper Ethnic Groups and Discrimination: German Immigration Your

159. ## probability

If you were to spin a spinner that had eight equal parts labled 1-8 three times what is the probability that all three numbers are (3 or greater than five)?

160. ## physics

Suppose an occlusion in an artery reduces its diameter by 22%, but the volume flow rate of blood in the artery remains the same. By what factor has the pressure drop across the length of this artery increased?

161. ## Science

Someone gives you an unknown mineral. You can scratch it with quartz but not with feldspar. What is the mineral's approximate hardness?

162. ## English

Could you possibly please tell me if everything is OK in the following sentences? Thank you very much in advance. 1) There was an elegant Prioress. Her name was Madam Eglantine. She had a simple and timid smile. 2) Her strongest oath was by St Loy, the

163. ## social studies

what is culture?

164. ## College Chemistry

Calculate the electrode potential of a copper half-call containing 0.05M Cu(NO3). E^0 Cu2+/Cu = 0.337 V College Chemistry - DrBob222, Tuesday, April 20, 2010 at 5:19pm E = Eo - (0.0592/n)log[(Cu)/(Cu^+2)] Substitute 2 for n and 0.05 M for Cu^+2 and 0.337

165. ## Finance

Suppose you are considering two investments, stock A and stock B. The beta of A is 1.20, and the beta of B is 0.80. Stock A has an expected return of 12% and Treasury Bills are yielding 3%. If the two stocks are fairly prices, what's the expected return on

166. ## chemistry

Convert 50 ppm NaCl to molarity of NaCl

167. ## scientist

is a snail a mammal ,birds,amphibibians,reptile,fish,invertebrates

asked by stephen durant,jr
168. ## English

PLEASE HELP ME WITH THIS!!! GIVE ME A WEB LINK OR SOMETHING GOOD!!! what is being stated in the last long stanza (the third one) of the lyric "If I Ruled the World.!!!!"

169. ## Math-Algebra

What similarities and differences is there between functions and linear equations

170. ## math

Argus company makes three products: A, B, and C. Each unit of A costs \$4, each unit of B costs \$2, and each unit of C costs \$1 to produce. Argus must produce at least 20 As, 30 Bs, and 40 Cs combined. Minimize Argus's costs

171. ## Math

I don't get what the problem is asking? "Which of the following shows the next step using the least common denominator simplify 7/8 - 5/6?" there's 4 answers, A. (7/8 x 3/3) - (5/6 x 4/4) B. (7/8 x 4/4) - (5/6 x 3/3) C. (7/8 x 5/5) - (5/6 x 7/7) d. (7/8 x

172. ## Math-Algebra

What similarities and differences is there between functions and linear equations

the dolphin is often called a fish. it is really a mammal that lives in the sea. the dolphin must come to the surface to breathe. it can stay underwater six minutes before returning for air. often refferred to as the ''prankster of the sea,'' the dolphin

I studied my history lesson. should the H in history should be captilized or not?? need answer thank you.

175. ## math

Simplify: y-(-y+5)

176. ## Math

express 53 as the sum of 4 or less perfect squares please help me solve, thanks!

177. ## American Literature

I have to write a report on Mark Twain. I'm not suppose to write his biography. I'm supose to write about his works, achievements, impact on his readers, society, american literature, etc. I haven't been able to find too much, because the internet just

178. ## chemistry

How much heat is absorbed by a 2000 kg granite boulder as energy from the sun causes its temperature to change from 8°C to 26°C?

179. ## Algebra

Is there an instance when a linear equation is not a function?

180. ## math

Wich pattern below is a nonlinear ? 2,4,6,8,10 -1.1.4.9.16 2.5.5.5,8.5,11.5,14.5 -3,-7,-11,-15,-19 HELP!

181. ## chemistry

P (atm) V (L) n (mol) T 5.08 (Fill in) 2.00 141 degress C i need to fill in the volume PLEASE HELP. THANKS

182. ## 2nd grade

home work paper says: On the back:cut out a letter. make a motion pattern on the back. I am clueless please help.

183. ## Marketing

The manager of the aluminum recycling division of Environmental Services wants a survey which will tell him how many households in the city of Seattle, Washington, will voluntarily wash out, store, and then transport all of their aluminum cans to a central

184. ## 5th grade

name at least two suspensions

how is human information system maintainede at a reserve bank?

186. ## Finance

You are considering two equally risky annuities, each of which pays \$5,000 per year for 10 years. Investment ORD is an ordinary (or deferred) annuity, while Investment DUE is an annuity due. Which of the following statements is CORRECT?

187. ## business management

Global Reader is a 5 year old E-company that grew from \$1 million in sales in the second year to \$8 million in sales. They have created the industry’s first portable book reader that provides any book in four major languages. They have manufacturing

188. ## Psychology

what are four social structure factors that contribute to family problems

189. ## Math

I've been taught by my math teacher that pi = 22/7. Is that true?

190. ## art 101

Realism by 1860 had lost its political meaning and became also known as

191. ## math

wich is another way to write x+x+x+x? a.4x b.4+x c.4* d.x4

192. ## French Conjugation

How do you conjugate tenir and jeter? and what would the passe compose be? Thanks!

193. ## Math

The Relatioship between x and y is y=5x + 18 How does the value of y change when x increses form 1 to 4? a. y increase by 15 b. y increase by 3 c. y decresases by 3 d y dercreased by 15 Help Prettty Pleassseee !

194. ## Math

I am confused by this problem. Divide and simplify. g^-7/g^-4. Divide and unite the expression using positive exponents. My answer is: g^(-7)*g^(-4) g^(-7-4) g^-11 1/g^11 Is this correct?

195. ## chemistry

How many moles are in 1,000,000,000 molecules of H2O2?

196. ## 4th grade

What generalizations can you make about the temperature that is read on the thermometer and the heat index?

asked by L R
197. ## 11th grade Social Studies

I was wondering what three thought provoking, open discussions could be that is related to President Wilson's 14 points and World War I might be? Do you have any ideas what I could do? My teacher is asking us, because the questions we write will be used

198. ## HMS 230

What method of ethical oversight (such as a code of ethics, an ethics advisory board, oversight by the board of directors, or an ethics audit) would you suggest for Acre Woods Retirement Community as described in the case study in Appendix D?

199. ## chemistry

In pure water at 25 degrees Celsius, what are the concentrations of the products.

200. ## Math

An article (N. Hellmich. "'Supermarket Guru' Has a Simple Mantra,” USA Today, June 19, 2002, p. 70) claimed that the typical super market trip takes a mean of 22 minutes. Suppose that in an effort to test this claim, you select a sample of 50 shoppers at

asked by Statistics baby
201. ## social studies

i need help on writing a essay of how the Titanic reflects three of the concepts of classicism(proportion, humanism and idealism. include a clear description of each concept. please help me i'm blank and i have to write a 750-1000 words. i don't knnow were

202. ## Chemistry

Help-I'm really confused- If you have an equation where H is positive + OH negative and reaction arrows go both ways-with H2O as product, what type of reaction is this and why- either neutralization,hydrolysis,decomposition or esterification Thank you very

203. ## AED 201

Many U.S. citizens believe that parents and students must have the right to school choice. Others, however, believe school choice creates greater stratification and segregation among public schools. For example, some argue strong schools have better

204. ## calculus

differentiate and do not simplify: Y=e^ -sq.rt x + e^3 - 2^(3x-1)

205. ## Chemistry

When HCl(aq) is exactly neutralized by NaOH(aq), the hydrogen ion concentration in the resulting mixture is a. always equal than the concentration of the hydroxide ions b.sometimes greater and sometimes less than the concentration of the hydroxide ion c.

206. ## chemistry

What is the Lewis Dot Diagram For Castor Oil?

207. ## calculus

I am confused on how to write this function as an exponential function having a base 10: P(t)= 50e^(0.5t). The answer in my textbook is: P(t) =50(10)^(t/4.6)

208. ## geometry

what are the roots of the quadratic x^2+7x+6=0

209. ## Geometry

how do you find x for:

210. ## chemistry

a student needed 1000 ml of a 0.10 buffer of ph 4.0. calculate the amount of sodium acetate and acidic acid needed for this solution

211. ## English

.the subject of the sentence is first person, then the verb must be in what form? third person second person fourth person first person Question 2 Verbs indicate what? location punctuation history time Question 3 Verbs may also indicate what? use date

212. ## trig

how come you get different answers if you take different paths in trigonometry? (when you choose to use sin, cos or tan)

213. ## math

For which table(s) of values in Exercises 39–42 is the relationship linear? Tell how you decided. Write the equation for each linear relationship. x 5 10 15 20 25 30 y 20 30 40 50 50 50 I understand this is not linear function but what is it asking me to

214. ## arts

The Mesopotamian's had a generally pessimistic view of life. How do the arts of their civilization reveal this? Use at least one example to illustrate your points. What other features of this culture does the art reveal?

215. ## Math

I am to express the following using a positive exponent. Then I have to simplify the expression. Do not evaluate. 9^-2. Here is my answer: 9^-2=1/81. Is this correct? Thanks.

216. ## biology

How can the level of pain you feel very if a stimulus causes an all-or-none response?

217. ## Math

Why did King Kong eat a truck?

218. ## Finance

If my checking account pays 3.4 % interest, how much would I earn per month if I maintain a \$24,000.00 balance?

219. ## U.S. History

Who benefitted more from the compromise of 1850, the north or south?

220. ## chemistry

Assuming that 1 gram of aspirin dissolves in 450 ml of water at 10°C, how much aspirin would be lost in 40 ml of water added to the reaction mixture if the mixture were at 10 °C during filtration?

221. ## Math

What is the area and perimeter of a quadrilateral that has a width of 4m and length of 14m

222. ## calc

How do you find the derivative of: ln(3x^2 + x - 1) I know the derivative of lnx is 1/x

223. ## Calculus

Solve for x where 12^x = (4)8^2x

224. ## Calculus

If log base a * b = 1/x and log base b * sq.rt a = 3x^2 show that x=1/6.

225. ## Chemistry

What is the O-C-N bond angle in OCN-? Why is the answer 180 degrees?

226. ## Chemistry

Which group of the periodic table of elements forms only 1+ ions? Answer is group 1A. Why?

227. ## Physics

A sphere of radius 20 cm and mass 1.2 kg rolls without slipping down a 30 degree incline that is 10 m long. a) Calculare the translational and rotational speeds of the sphere when it reaches the bottom. Assume it starts from rest, and first solve for each

228. ## math probability

One card is selected at random from an ordinary set of 52 cards. Find the probability of each of the following events: d. A jack is not drawn would the answer be:48/52 since you subtract 4 from 52 for the four jacks and simplify to get 12/13 or do you say

229. ## geometry

determine whether each pair of figures is similar

230. ## Ion Charge & Formulas of Ionic Compounds

Can you please take a look at my questions. Thank you very much. 1.classify the law of definite proportions. In specific proportions, A type of compound always contains the same elements. Is this good? Any other info would be greatly appreciated. 2.how do

231. ## geometery

if the perimeter of a parallelogram is 132cm the longest possible length of a diagonal is less then ?

232. ## biology

what is the process by which organisms maintain a relatively stable internal environment?

233. ## Chemistry

How many grams of NH4Cl must be added to 250ml of .2M NH4OH in order that the solution shall have a pH of 7.2?

234. ## chemistry

Determine the volume of H gas needed to react completely with 5.00 L of O to form water ?

235. ## Emac Computer

Say if you put a password on a emac computer and then forgot about it, how do you unlock it? Is there any way to bring up that password?

236. ## physical science

If a 500-lb piler driver is raised to a height of 12 feet then dropped how much work was done on the pile driver in raising it?

237. ## chemistry

the kingdom animalia includes

238. ## math

The sale of lawn mowers t years after a particular model is introduced is given by the function y=5500 ln(9t+4), where y is the number of mowers sold. Hoe many mowers will be sold 2 years after a model is introduced? Round the answer to the nearest whole

239. ## math

A rectangular prism with a base area of 38 sq in & height of 9 in is filled to the top with water. The water is poured into fish tank that is 21 in by 8 in and is 10 in tall. How high is the water in the fish tank?

240. ## Business Operations

It was a little past 9:00 on a Monday morning when Jeff Baker walked into your office with a box of donuts. He offered you one as he sat down. This didn’t strike you as odd since members of the staff often brought donuts or kolaches to pass around the

241. ## Chemistry

what is the balanced equation of: Combination reaction: Li2O(s)+H2O(l)-->(?) I know what a combination reaction is but I don't know how to do it when it is complex like this one.

242. ## Ion charge & formulas of ionic compunds-DrBob222

These are the other questions: I'll start from Number 1. 1. I have to write down the symbol for the following ions: a- sodium = Na b- chloride = CL c- sulfate = S d- ammonium = ? would it be NH4? e- chromium (II) = Cr f- chromium(III) = Cr 2. write the

243. ## chemistry

What is the change in energy, Delta E, in kilojoules per mole of hydrogen atoms for an electron transition from n=5 to n=2?

244. ## Physics

A diver can reduce her moment of inertia by a factor of about 3.5 when changing from a straight position to a tuck position. If she makes two rotations in 1.5s when in the tuck position, what is her rotational speed (rot/s) when in the straight position?

245. ## chemistry

calculate the number of atoms of N in .75 moles N2 and in 40g of N2O.

246. ## Geometry

A coin of radius 1 cm is tossed onto a plane surface that has been tesselated by right triangles whose sides are 8 cm, 15 cm, and 17 cm long. What is the probability that the coin lands within one of the triangles?

247. ## Science

A plastic block has sides that measure 4 centimeters, 2 centimeters, and 3 centimeters. Its mass is 19.2 grams. Predict whether the block will float in water. Will it float in olive oil?

248. ## 6th Grade: English Language Arts

Can you give me a way to remember ALL of the parts of speech. Can you tell me what they are and mean? Tommorrow is my Finals. Please Answer. xoxo, O.S.

asked by Oyshey Shopon
249. ## Economy

why will export growth remain bright for U.S.

asked by Annie Burns
250. ## DrBob222

I really want to know what this symbol means ^. I haven't learned about it at all. Does it mean squared or something?

251. ## college

0.10 moles HCOOH (formic acid) and 0.02 moles HCOONa (sodium formate) are dissolved in a liter of water. what is the resulting pH solution?

252. ## Calculus

Estimate the area under the graph f(x)=3x^3 + 5 from x=-1 to x=5 using 12 mid points? I got the right answer for using 6 mid points but what mid points would I use for 12?

253. ## math

math professor is thrown off the matthews bridges, height 240ft, by a disgruntled calculus class with an intitial upward velocity of 10ft/s a) assumign the acceleration dude to gravity is -32ft/s^2,find the macimum height of the professor. b) find the time

254. ## medical law and ethics

You are a health care professional working in a large office. Your administrator has asked you to prepare a poster summarizing the public duties of the physician as specified by law. The poster will be set up in the waiting room and will have a heading "We

255. ## DrBob222-Questions

Can you please check these for me. Thank you very much in return:-) For Al2(SO4)3 you gave me Aluminum ion and Sulfate ion. These are the rest: CaCl2 = Calcium ion and Chlorite ion Na2O = Sodium ion and Oxygen ion AgCl = silver ion and chlorine ion Na3PO4

256. ## Calculus

n(t) = 800/ (1 + 39e^-t) Where n is the number of students who have heard the rumour as a function of time, t, in days. What is the student population of the school? How long will it take for the rumour to reacglh half of the school's population? What dat

257. ## biology

Carbon monoxide blocks the transport of what by hemoglobin in the blood?