# Questions Asked onMarch 5, 2009

1. ## chemistry

The density of a gas is 2.0 grams per liter at STP. Its molar mass is approximately?

2. ## chemistry

What do you get when you mix nickel sulfate and sodium carbonate?

3. ## Chemistry!!!

Use Le' Chatelier's Principle. a solution at equilibrium: BaCrO4(s) Ba^2+(aq)+ Cr)4^-(aq)recall: 2CrO4^2-(aq)+ 2H^+(aq) Cr2O7^2-(aq) +H20 2CrO4^2- yellow Cr2O7^2- orange Make predictions about colour changes or changes in the number of states a) To a

4. ## physics

A plumb bob does not hang exactly along a line directed to the center of the Earth's rotation. How much does the plumb bob deviate from a radial line at 38.5° north latitude? Assume that the Earth is spherical

5. ## English

1. What's your future job? I want to be an architect. My future job is an architect. (Are the questions and answers all correct?) 2. What do you want to be in the future? What kind of job do you want to have in the future? What do you want to do in the

6. ## chemistry

what [I-]should be maintained in KI(aq) to produce a solubility of 1.3*10^-5 mol PbI2/L when PbI2 is added?

how is the toal number or sides of the faces related to the number of edges ? (my little sister needs help)

8. ## Social Studies

Even if you don't live in Missouri could you still please help me with this question. Which of the following cities have been capitals of Missouri? A. St. Louis, Chesterfield, Kansas City B. St. Louis, Jefferson City, Kansas City C. St. Louis, St. Charles,

9. ## algebra

suppose the supply and demand for a certain videotape are given by: Supply:p=1/5q^2 Demand p=-1/5q^2+30 where p is price and q is quantity find the equilibrium price?

10. ## math

The last week of the month a car dealership sold 12 cars. A new sales promotion came out at the first of the week of the next month and they sold 19 cars that week. what was the percent increase in sales from the last week of the previous month compared to

11. ## biology

If a particular experiment were known to have a transformation efficiency of 3 x 10^3 bacteria/µg of DNA, how many transformant colonies would be expected to grow on the LB/amp/ara plate? You can assume that the concentration of DNA and fraction of cells

12. ## math

suppose sinx=1/5, cosy=2/3, and x and y are in the first quadrant. determine sin (x+y)

13. ## physics

Three forces acting on an object are given by F1 = ( 1.95i - 1.60j ) N, F2 = ( - 4.50i - 3.25j ) N, and F3 = ( 46.0j ) N. The object experiences an acceleration of magnitude 3.85 m/s2 (a) What is the direction of the acceleration? (b) What is the mass of

14. ## bio

Scientists often want to know if the genetically transformed organism can pass its new traits on to its offspring and future generations. To get this information, which would be a better candidate for your investigation, an organism in which each new

15. ## Medical Insurance

I am having a difficult time finding a resource to site for why it is necessary to have both federal and state worker's compensation plans.

16. ## Math

Sam had 2 pounds of turkey and 3 pounds of ham. He will use one fifth pound of turkey for each sandwich. How many turkey sandwiches can Sam make?

What are the differences between -ate, -ide, -ite, and the other suffixes? What are some ways of remembering? Thank you for clarifying this.

18. ## chemistry

what is the volume of a 2.00 gram sample of helium gas at STP?

19. ## Travel

Okay, I may not have been clear in my previous post. I'm doing a powerpoint on Spain for a school project. I need 4 places to visit, excluding the capital. What it's like and what to do there. Also I need 1 or 2 Festivals/Celebrations located differently

20. ## college

Review the variety of indoor pollutant hazards posted on the EPA Web site. Describe at least three potential indoor air quality (IAQ) hazards in your home. What are the possible health impacts of each hazard? Do you believe your health is at risk based on

21. ## Biology

This is an mRNA sequence for the name of a protein found throughout your body: 5' C U A C C U C A G A U U C G C C U A C C U 3' What is the DNA sequence that encodes for the word for this protein? Be sure to note the 5' and 3' ends.

22. ## Alg2/Trig

How would I go about solving this equation algebraically? Find the equation of the parabola y=ax^2 + bx+c that passes through the given points. (2,0) (3,-1) (4,0) Thanks.

23. ## english

Can someone give me an example of a metaphor

24. ## physical education

What side do you start on in a doubles game? even side, odd side, or it all depends on the score? is is even side?

need answers complete 7 km 8 m = 6 km __m 2. 3mi 27 ft = 2 mi __ ft

26. ## Geometry

If 9 counters are 1/3, then what is ONE? HELP PLEASE!!!!!!!!!!!!!:():

27. ## Math

how do you factor 3x^3-6x^2-24x I know that it becomes 3x(x^2-2x-8), but you can still factor it more. how?

28. ## science

Circular depression can be found in the area near Fishers. What are these features called?

29. ## math b

solve each system of equation algebraically: x2+y2=18 x+y=4

30. ## English

How can i improve my intellectual wellness? list three if you can

31. ## English

1. She pecked at the ground and found the first seed. (the hen = she) 2. Look at the rooster. He pecked at the ground and found the first seed. (Do I have to use 'He' in this sentence?) 2-1. Look at the chick. It pecked at the ground..... (Do I have to use

32. ## Chemistry

What are the differences between -ate, -ide, -ite, and the other suffixes? What are some ways of remembering? Thank you for clarifying this.

33. ## Financing and Budget

This financial ratio measures the business's liquidity A.days recivable ratio B.average daily rate ratio C.current ratio D.profit margin I chose the letter D.Can someone check my answer

The prefix uni-means "one."write two other words that have the prefix uni.

36. ## English

I need a list of essay topics for an arguement essay? It doesnt have to be a serious topic like abortion or the death penalty or anything. ideas? thanks in advance

37. ## Math

I'm not sure I understand this answer.

38. ## Algebra

How do I set this problem up and do it? Blending Granola. Deep Thought Granola is 25% nuts and dried fruit. Oat Dream Granola is 10% nuts and dried fruit. How much of Deep Thought and how much Oat Dream should be mixed to form a 20 pound batch of granola

39. ## Chem

the equation is, 2KCL0subscipt3--->2KCL+3Osubscript2 if 5.0 g of KCLOsubscript3 is decomposed, what volume of 0subcript2 is produced at STP?

40. ## social justice and ethics

Discuss current trends affecting social welfare. Do modern trends favor the solution of social issues? What are the most effective social welfare organizations today, in your opinion, and why?

41. ## culutral diversity

What is the difference between Muslims and Arabs.

42. ## College Chemistry

Calculate the molar concentration of acetic acid (CHcCOOH) in the vineagar sample using the average volume of NaOH. Assume that the density of vinegar is 1.00 g/mol. Average volume of NaOH- 27.88

43. ## trig

please simplify sin (7pi/6 -x) + cos (2pi +x)

44. ## math

Throwing a Wrench. An angry construction worker throws his wrench downward from a height of 128 feet with an initial velocity of 32 feet per second. The height of the wrench above the ground after t seconds is given by S(t)=-16t^2-32t+128. a) What is the

45. ## Alegebra

Find the y-intercept and the x-intercept for the equation. -6x + y=22 -6x +y=22 -6(0) + y=22 y= (0, 22) Is this right for y, and how do you get x, I need some help please!!

46. ## Algebra

Solve y-5>-14 y=5>-9 Is this right if not will you help by corrected this. Thank you

47. ## Algebra

Find the slope, if its exists y= -7x + 3 y=-7x+3 y=-4 Is this right help me

48. ## English

In English, I am writing an essay about lawsuits. Is it true some people have sued restaurants because they spilled coffee on themselves, supposidly making them infertile? Or is this just a rumor? I want my essay to be as factual as it can be. Thank you!!

1)list five ways germs were spread in pioneer days. 2)list the names of the various pioneer diseases.star the ones that make people sick today in north America. Can you please help me with my homework please.

50. ## comparing fractions

what is 5/6 of an hour

51. ## math

a 3 digit, and 1 digit number have a sum of 147, a different of 133 and a product of 980. find the numbers, and then give their quatient.

52. ## science.

In powder mills park there is a lake called a kettle lake. describe how this lake was formed.

53. ## English Ms. Sue

Can you please explain to me what this means? I'm really confused. Thank you for your help. It's greatly appreciated It has been argued that creating a clone so that its tissues can be transplanted into the original person cheapens life and makes the

What is an example of a non-living thing made up of cells?

55. ## geography

What is the largest inlet in the United States?

I am having trouble finding 21 compound words that are 2 words. This is for a word study project. I would appreciate it if I could get some help. Thank You Chelsea

57. ## College Algebra

A 10-m ladder is leaning against a buildng. The bottom of the ladder is 5m from the buildiing. How high is the top of the ladder?

58. ## alegebra

x+7y=14 x=2 is this right could you help me. 7x>56= 7x>8 is this right.

59. ## English

1. You grew so much the last few days. 1-1. You grew so much for the last few days. (Was 'for' omitted in #1? Are both OK?) 2. I am ready to go abroad. I am ready for going abroad. I am ready for the trip. I am ready for soccer. I am ready for playing

solve this system of equations 2x-3y=7 3x+y=16

61. ## Accounting

Absorption Income versus Contribution Margin Income Absorption Income versus Contribution Margin Income Given the computations for both gross profit on sales and contribution margin, can you give specific benefits to be derived from gross profit on sales

5-4x4 divided by 7 plus 4 = negative 13 and 2 7ths.....can you insert parentheses to make this a true number sentence?

63. ## physics

What are the advantages of using v= f(L2- L1) rather than using v= 4f L1 ?

64. ## Fashion

How long should it take for someone that knows what they are doing to make a pair of jeans?

65. ## spanish

How do you say great great grandmother and great great grandfather in spanish?

66. ## psy 210

how might michael's situation illustrate adjustments

67. ## Algebra

Simplify: 16t³/14t³ Is the answer 2, 2t, or something else? Thank you!

68. ## math

a 3digit, and 1digit number have a sum of 147, a different of 133 and a product of 980. find the numbers, and then give their quatient

69. ## AP US HISTORY

Was Andrew Jackson truly a democrat?

70. ## Travel (Quick Question)

Okay, so the Pamplona Bull Run. Is it an event/festivl or something? If it is, then that means I need another place to visit in Spain. Thanks.

71. ## physical education

is there such a thing as mixed singles in badminton?

72. ## TRIG

if sin s = -5 /13 and sin t -3/5 s is in QIII t is in QIV find tan (s-t) i got that tan (s-t)= 56/53 is that right? can someone check my work?

73. ## English

what is intellectual and physical mean in personal wellness?

74. ## Math

Solve. |3w-1| = |3w| or abs(3w-1) - abs(3w) I know you can use a calculator and find the answer easily, but we're supposed to know how to do this without a calculator.

¿Podría alguien repasar este párrafo? Pues, las corporaciones quieran usar aceite porque lo está más barato como energías renovables y estas corporaciones contaminan el aire con plantas eléctricas industriales. Ese problema es causado por

What are casual relationships??

77. ## Math

Algebra: How do you factor a trinomial with 2 negative integers? (Ex: s2-4s-12 )

78. ## Chemistry

I am writing out ionic compounds. The compound given is Fe(subscript)2O(subscript)3. I noticed on the periodic table iron had a charge of 3+/2+. Which should I then write down in the cation column of my ionic compound chart? Thank you.

i need help

80. ## math b

solve each system of equations algebraically: x^2+y^2=18 x+y=4

81. ## Chemistry

Assume that you had 15 nuts (N) and 10 bolts (B). How many N2B molecules could you make by screwing two nuts onto each bolt? There are two nuts for each bolt. We have 15 nuts so we can make 7. I'm supposed to "Show all calculation for full credit." Is

82. ## finite math

find the equation of the line 0.3,0.4 0.4,0.3 0.1,0.2 0.3,0.1

83. ## American government

What are some possible positive and negative effects resulting from the scope of the President;s military power?

84. ## texas state

draw a supply curve for an ice parlor switching production from ice cream to yogurt.

85. ## spanish

how do you say "liquid is turning the cold cup hot" and "which one will you chose" in spanish?

86. ## College Algebra

A 10-m ladder is leaning against a buildng. The bottom of the ladder is 5m from the buildiing. How high is the top of the ladder?

How is new reporting different today than it was 100 years ago?

88. ## chemistry

why is changing a metal ore into the metal known as reduction?

What amendments to the Bill of Rights have had the most impact on business?

90. ## Kay -- University of Arizona

I've removed your complex post for two main reasons. You refer to materials (a tutorial) for which we have no access, and you have given us no idea of your thinking about these questions. Please repost, using an appropriate school subject and presenting

91. ## algebra

Use the intercepts to graph the equation. 4x-12=3y could someone help me with this problem .

92. ## english

Sorry this is my last question before I begin my final draft. Can you please explain to me what this means. I found it in a book. I know that it can be a possible positive ethic of reproductive cloning. Thank you for all of your help. I have learned a lot

On March 5, 2009, Andy, a local MP3 supplier, calls Betty, a local electronics chain retailer, offering to supply her with 1000 red IPODS, 1000 black IPODS, 1000 white IPODS and 1000 green IPODS at \$ 200 per IPOD which Betty agrees to. After hanging up the

94. ## English

One purpose of a summary is to a. save the reader time. b. correct errors in the original c. change technical terms to everyday language d. include your own opinion on the topic

95. ## social studies

Desrcibe what kennedy hoped to accomplish with the new frontier

solve this system of equations 2x-3y=7 3x+y=16

97. ## computers

Its for a webdesign class at school. i already designed the interface in photoshop. "Take your completed interface page and using the knife tool slice it up into parts that should be segmented such as the header, content area, links, footer. Then, save for

98. ## French Revolution

What are 5 foods from before the French Revolution (MUST reflect the ideas of the time) 5 foods from after French Revolution (MUST reflect the ideas of the time) 1 Dish or meal from each (2 total) must include ingrediants 2 foods that are popular right now

99. ## Ideas

hi, i need to come up with an invention/product for one of my classes, the idea should be something new that doesn't really exist yet, but that is also realistic and plausible. I am having such a hard time coming up with something, and was wondering if

100. ## Math

John is traveling to a meeting that is 28 miles away. He needs to be there in 30 minutes. How fast does he need to go to make it on time? I can use common sense to figure this out but how would you put it together to get the answer?

101. ## governernment

explain the role of government in a free enterprise system?

102. ## word problem

If steven can mix 20 drinks in 5 minutes, sue can mix 20 drinks in 10 minutes, and jack can mix 20 drinks in 15 minutes, how much time will it take all 3 of them working together to mix 20 drinks. On this one I believe I would add 5+10+15 but what do I do

103. ## Chemistry Lab

Hi guys, I thought it would be due to aromaticity breaking difficulty? In the bromination reaction, why are the double bonds which are par t of the phenyl r ing not brominated? A. We only added one equiv alent bromine. B. T he phenyl r ing is aromatic and

104. ## french

does this sound alright? my teacher wants 100+ words Pour le petit déjeuner ce matin j’ai mangé une banane et des raisins et j’ai bu de l’eau mais d’habitude je mange un bol de céréales et bois du lait, c’est sain. Pour le déjeuner

105. ## History

I need as many reasons as to why slavery lasted so long.

106. ## History

Im not sure what this question is asking,can anyone help? Stidy sources F and G. What arguments do the writers use to justify the continuation of slavery and the slave trade?

107. ## quotes for gr 8

i need to have a quote to put in my school yearbook for grad. anyone know any good ones that i will understand?? :P

108. ## Scenario Project

Scenario Project as a detective with a local law enforcement department, you are one of the first to arrive at the scene of a drive-by shooting, which resulted in the death of a teenage male. The shooting occurred at a corner gas station of a low-income

109. ## Child Growth & Development

You niece is three years old. How would you explain her cognitive development according to Piaget?

110. ## psy210

Michael is a 40 year old airline pilot who has recently begun to experience chest pains. The chest pains began when michael signed his final divorce papers,ending his 15 year marriage. He fought for joint custody of his two children, age 12 and 15, but

How does color effect memory?

112. ## Algebra

Simplify: 6^-1*r^-3*r^2/r^5 I know that looks really complicated... sorry! How would I begin? Thank you!

113. ## Social Studies

I am making a presentation for my class. I'm comparing how a stage backdrop is like a trompe l'oeil. Do you think it'd be too presumptive to assume 15 year olds know what that is? I don't want to act condescending and go "a trompe l'oeil is a work designed

114. ## math

My friend found two old watches. He wound them, set them, and started both of them at the same time. He placed the two old watches on one wrist and his new watch on the other wrist. Forty-five minutes later one of the old watches had gained 1 minuate and

115. ## science

A narrow, winding hill is found just east of Lake Lacoma. what is type of hill called? plz help i do not have any idea.

116. ## science

What is drumlins (hill) composed of? Is it igneous and metamorphic rock.

117. ## Math

Dear Readers, I am a 6th grader that recently took a math test. I got a question wrong, and I think it was because I don't know the definition to the question. Can you please tell me what an interval in mathematical terms is. Please give me something a 6th

118. ## stats(help)

These are the numbers of wins for the 30 NBA teams for the 2004-2005 NBA season. 45 43 42 33 33 54 47 44 42 30 59 45 36 18 13 52 49 44 27 26 62 50 37 34 34 59 58 51 45 18 I am supposed to create a grouped frequency table for this data. I found my range is

119. ## English

1. You grew so much the last few days. 1-1. You grew so much for the last few days. (Was 'for' omitted in #1? Are both OK?)

120. ## English

1. I feel painful in the stomach. 1-1. I feel painful on the stomach. (Which one is correct?) 2. The first seed was bigger than the second seed at first. However it was afraid of the cold. So it didn't try to go out. It waited for warm weather. However,

121. ## English

1. I couldn't see him in the darkness. 2. I couldn't see him in the dark. (Are both OK? In the dictionary, I was able to find "in the dark". What about 'in the darkness'? Can we use it as the same meaning?)

122. ## math

how do you finish factoring 3x(x^2-2x-8)

123. ## health

How are post operative death rate calculated?

124. ## Biology

5' C U A C C U C A G A U U C G C C U A C C U 3' What is the DNA sequence that encodes for the word for this protein? Be sure to note the 5' and 3' ends. What is the protein? I would appreciate any feedback! Thanks! :)

125. ## kitchen chemistry

what is the effect of heat on fruit ex. making a fruit roll up what is the chemical reaction

126. ## social studies

How did colonization affect the governments of modern African nations? Thank you for helping