# Questions Asked onApril 6, 2009

1. ## biology

1. From one molecule of glucose, which process generates the largest amount of ATP? a. Glycolysis in a prokaryotic cell under aerobic conditions b. Glycolysis in a eukaryotic cell c. the TCA (Krebs) cycle in a prokaryotic cell d. the TCA (Krebs) cycle in a

2. ## Spanish

Can someone please check my work? We all have new clothes. Write sentences using the elements below. Replace the direct objects with the correct direct object pronoun. 1. Aníbal/preferir (unas camisas de color rojo) Aníbal las prefiere. 2. Julieta y

3. ## coding

you are a third party payer performing medical record review you notice a procedure that was not done what should you do

4. ## 3unit maths

Find the equation of the chord of the parabola joining the points with parameters (a)1 and -3 on x=2t, y=t^2 (b)1/2 and 2 on x=4t, y=2t^2 (c)-1 and -2 on x=t, y=1/2t^2 (d)-2 and 4 on x=1/2t^2, y=1/4t^2 Then use the formula y=1/2(p+q)x-apq to obtain the

5. ## math

word problem: Q1.there were 60 birds at three treesin some moment 6 birds flew away from the first tree,8 birds flew away from the second tree, and 4 birds flew away from the third tre. then there were same number of birds at each of the three trees. How

6. ## math

Determine the validity of the next arguments by using Euler circles, then translate the statements into logical statements using the basic connectives, and using truth tables, determine the validity of the arguments. Compare your answers. (a No A is B Some

7. ## calculus

(a) find the intervals on which f is incrs or decrs. (b) find the local min/max values of f. (c) find the intervals of concavity and the inflection points. f(x)=(lnx)/sqrtx I took the derivative and got 2-lnx/2x^3/2 take the values when f'(x) >0 I get

8. ## Chemistry

The combustion of methane gives carbon dioxide and water. CH4 + O2 --> CO2 + H2O For state symbol of water, is it liquid state or gaseous state?

9. ## math

Determine the validity of the next arguements by using Euler Circles,then translate the statements into logical statements,using the basic connectives, and using truth tables, determine the validity of the arguments. Com your answers. (a) No A is B Some C

10. ## math

if lnx=2 what does x equal? I think it has something to do with e^x but not sure exactly how to solve for x.

11. ## physics

A projectile of mass m moves to the right with a speed vi. The projectile strikes and sticks to the end of a stationary rod of mass M, of length d, that is pivoted about a frictionless axle through its center. (a) Find the angular speed of the system right

12. ## math

Is this the correct answer? PV=-50,000+180,000/1+r+180,000/1+r squared=250,000

13. ## Writing

Tell me how I can tell what is fallacies and bias? In a Thesis

14. ## science

What mass of sodium cholride is produced when chlorine reacts with 0.29 grams of sodium iodide?

15. ## Chemistry

A TypeIII binary compound containing three atoms per molecule. The total number of protons is 30.

16. ## stats ?

There are 5 situations below. Can someone please match the situations up with the threat. These would be in a quasi-experimental design. The threats are history, maturation, mortality, testing, and instrumentation threat. THANK YOU! A.Kindergarten students

17. ## earth

what is the scientific explanation of the formation of earth's layers?

18. ## Chemistry

If I react CuSO4 (solid) with aqueous NaOH, I will get Cu(OH)2 solid. How do I write the ionic equation?

19. ## international business

select a multinational organizatio and describe the organization design that the company uses. include information such as structure, subsidiaries, geography,etc. analyze the reason why you blieve the company has chosen this design. do you think that this

20. ## accounting

Mel-Tim Corporation has a \$100,000 debt payment due in early August. In order to meet this obligation, on August 1, Mel-Tim decided to accelerate collection of accounts receivable by assigning \$130,000 of specific accounts to a commercial lender as

21. ## accounting

Mel-Tim Corporation has a \$100,000 debt payment due in early August. In order to meet this obligation, on August 1, Mel-Tim decided to accelerate collection of accounts receivable by assigning \$130,000 of specific accounts to a commercial lender as

22. ## science

what are some good websites to use for my project on tundra plants?

asked by some one you dont know
23. ## Health Care

Do you think registered nurses, licenced practical nurses, and Emergency medical technician; health care workers have responsibilities that may be out of their traditional scope of practice? If so, what are the responsibilities? If not, do you think there

24. ## physics

A mass m is attached to a cord passing through a small hole in a frictionless, horizontal surface. The mass is initially orbiting with speed vi in a circle of radius ri. The cord is then slowly pulled from below, and the radius of the circle decreases to

25. ## math

how would you prove that sin^2(a)-cos^2(b)= sin^2(b)-cos^2(a). i'm not completely sure that this is right but i used the difference of two squares on it to get (sin(a)+cos(b))(sin(a)-cos(b)) then after that i am stuck. please help

26. ## English-Grammar check

Can someone tell me if this sentence is an appositive phrase: The blacks, were the lowest ranking class in society.

27. ## science

Describe at least 5 ways that earth's ocean affect our life.

28. ## English-Grammar check

Can someone tell me if these 2 sentences are the correct use of a semi colon: Another example of prejudice displaying in Maycomb county is against Arthur Radly, the local everyone is afraid of; he is considered the town freak. One more example of prejudice

29. ## science

according to scientific hypothesis, how were earth's oceans formed? when do scientists hypothesiz they formed?

30. ## Physics

Calculate the work done by the applied force accelerating a 2 kg object at 3 m/s/s over 4 m if there is a 2.5 frictional force of resistance. I calculated using F=ma=6N; then net force = 6N-2.5N=3.5 N so W=fd=14J. Did I do this correctly? Thanks

31. ## chemistry

predict the geometries of the complexes from these reactions: 1- [pt(NO2)cl3)]2- + NH3 --> [pt(NO2)(NH3)cl2]-1 +cl- 2-cis-[pt(RNH2)2(NH3)(NO2)]+1 + cl- --> Pt(RNH2)(NH3)(NO2)Cl + RNH2

32. ## English grammar check

Can someone tell me if this is an appositive phrase: The last class, blacks, were the lowest in society.

33. ## English grammar check

Can someone tell me if this is the correct use of the semi-colon: One more example of prejudice found in To Kill a Mockingbird, would be that of status; where you stood in society.

34. ## Gr. 10 math

Factor by Grouping.please show me the steps!!!!!!! 1.) y2+11y+30 2.) x2+4x-5 3.) a2-a-56

35. ## Gr. 10 math again!

Factor by Grouping.Thanks Bob. PLEASE SHOW ME THE STEPS! 1.) 6x2-21xy+8xz-28yz just to make it clear,the 2 infront of -21 is actualli an Exponent 2. 2.) x2+5x+7x+35

36. ## accounting

I am having a hard time of figuring this out can you please help me? In what circumstances would each approach to stakeholder impact analysis (moral standards, 5-question, and Pastin’s approach) be most useful?

37. ## algebra

Use < or > to make the statement true. -11 > -5 is this right. Solve for the indicated letter. b=2c for c The solution is c=2*c is this right. Solve -0.5

38. ## polymers

is polymethylpentene monomer's toxic?

39. ## 10th grade math

Factor by Grouping. PLEASE SHOW ME THE STEPS! 1.) 6x2-21xy+8xz-28yz just to make it clear,the 2 infront of -21 is actualli an Exponent 2. 2.) x2+5x+7x+35

40. ## algebra

whay do you say if you see a tall wrought iron tower in parris france?

41. ## Chemistry

For the solvation of borax in water, would delta Ssys increase or decrease in the reaction? I was thinking that since delta H is positive then delta Ssys is negative but I am not completely sure.

42. ## English-Grammar check

Sorry last one. I know that the verb of the infinitive is normally preceded by the word to (but I don't know if it's the same if it's used in To be: To be in the top, you were wealthy and well to do. Thanks again

43. ## Stats help!

Does anyone know how to find the variance or something if only the correlation of something is given and the other way around?? I really need help with this! THANK YOU!

44. ## math

What is the probability of selecting a boy and a girl if their are 7 girls and 3 boys.

45. ## science

I did a lab on thermic applications and I have to write a paragraph on examples of practical applications of this (how you use thermic reactions in reali life I guess) can someone give me some ideas?

46. ## computers

SAM Training 2003. We have this program at school and I wanted to reatke the exam. I can log in but not access the actual training. Is there any way of going around it?

47. ## Social Studies

Why did Japan become involved in Workd War II?

48. ## Science-English

Can you just tell me your opinion on this paper on tundra climate? Can you also check spelling and grammar? One last thing, I would appreciate it if you told me what grade level this paper should be.

49. ## 6th grade math

How can you draw a line that is 5 inches long using only one sheet of 8 1/2 in X 11 in notebook paper?

50. ## 4th grade

Geometry, Isoseles right triangle. Line segments MN and NO are ----? A. parallel lines, B. opposite angles, C. perpendicular lines, D. obtuse angles. I can't see that any of these are the answer to the question. Can you help me?

51. ## 6th grade math

Explain how you know whether to add a number to or subtract a number from both sides of an equation in order to solve the equation.

52. ## physics: true or false

A concave mirror of focal length 10 cm forms an upright and diminished image of a real object placed at a distance of 5 cm from the mirror. A. True B. False A convex lens is used to obtain an enlarged virtual image. A. True B. False Not too sure on the

53. ## 6th grade math

Use the numbers 1,2,3,4,5, and 6 to write a subtraction problem with 2 mixed numbers that have a difference of 4 13/20.

54. ## Math

why is it that in a linear inequality, each point on a dashed boundary line is not a solution?

55. ## CRT 205

100 words per question in the future, how will thinking critically influence the ways that you read? Write?, Process Information?

56. ## Math

Can anyone explain to me how to add fractions with different denominators? I can convert them to decimals, but i need to know how to add them. Anyone?

57. ## Chem

NaOH +H2O -> ? would it just be NaOH (aq)

58. ## science

why should a geologists use great caution in reconstructing the geologic history of an area that had many folds and faults?

59. ## Physics

I have a follow-up to my question at 4:10 about work because I still can't figure it out. F-F(friction)=ma F-F(friction)=2*3 F-2.5=2*3 F=2*3 + 2.5 W=Fd W=(2*3 + 2.5)4 Distributing the "4" I get W=2*3*4 +2.5*4 Please help in pointing out where I have gone

60. ## ecology

what is the term for community

61. ## Science

What would happen if the temperature of the Tundra increased? Like to the temperature of North America. I seriously have no idea besides the animals and plants might die. Help!?

62. ## 10th grade chemistry

How many molecules of Hydrogen gas formed when 48.7 grams of sodium added to water

63. ## chemistry help

predict the geometries of the complexes from these reactions: 1- [pt(NO2)cl3)]2- + NH3 --> [pt(NO2)(NH3)cl2]-1 +cl- 2-cis-[pt(RNH2)2(NH3)(NO2)]+1 + cl- --> Pt(RNH2)(NH3)(NO2)Cl + RNH2

64. ## physics

A 5.0-cm real object is placed at a distance of 30.0 cm from a concave mirror of focal length 10.0 cm. Find the location of the image. A. 6 cm B. 10 cm C. 15 cm D. 60 cm Is it B. 10 cm? Which of the following objects can set fire to a piece of paper in the

65. ## math

When you write 4x-6y is greater than or equal to 16 in slope-intercept form,is the answer y is less than or equal to 2/3x + 8/3?

66. ## French

Could You Please Check These Thanks. Directions: Choose the correct word that completes the sentence. 1. Une pomme et une poire sont des ------------. A. fraises B. légumes C. fruits. Answer: C 2. C'est ------ un kilo de carottes? A. Comment B. Combien C.

67. ## 9th grade algebra

How do I sketch the graph of this equation? h=-08t2 + 10t

68. ## math

Is this the correct answer? PV=-50,000+180,000/1+r+180,000/1+r squared=250,000 Responses math - bobpursley, Monday, April 6, 2009 at 12:38pm does r have a value? math - anonymous, Monday, April 6, 2009 at 12:48pm oh yes, r=20%

69. ## geometry

in parallelogram abcd, diagonals ac and bd intersect at e. AE=3x-4, and EC=x+12. what is the value of x? i believe that x=8. i set them as equal and i minus x from 3x and 4 from 12. is this right?

70. ## Romeo and Juliet Help (quick question)

I need a good website that has Romeo and Juliet act 3 summary. The website needs to have all of the scenes separated but on the same page. Thank you I need this so I can understand this act better.

71. ## Literature

I need some facts on the similarites and differences between love and infatuation. You can give me your thoughts or you can give me a link.

72. ## Math

There are 100 centimeters in 1 meter.Which formula says how many cenitmeters(c) are in meters(m)? c=100m c=0.1m c=0.001m c=100+m

73. ## math

A builder is building a rectangular deck with dimensions of 16 ft by 30 ft. To ensure that the sides form 90 degree angles, what shouls each diagonal measure? I'm confused on how to answer this.

74. ## Math 115

10. If Maria hit 8 home runs in 15 softball games, then she should hit 24 home runs in 45 games.

75. ## math

Last year, Luisa planted 450 tulip bulbs. This year she planted only 4-- tulip bulbs. Which represents the percent decrease in the nuymber of bulbs planted? 11.% 12.5% 50% 88%

76. ## math

Last year, Luisa planted 450 tulip bulbs. This year she planted only 400 tulip bulbs. Which represents the percent decrease in the nuymber of bulbs planted? 11.% 12.5% 50% 88%

77. ## Math

Could someone please explain to me how you get answers when you add a negative number to a negative number or a positive number to a positive number or a negative and positive number added together, because my teacher tried explaining it to me, but I'm

78. ## Spanish

Can someone please check my work? Answer the following question in a complete sentence. 1. Cuando vas al cine, ¿vas a pie, en coche o en autobús? Voy al cine el sábado a las siete en coche. Complete the sentence with the correct word. 1. Manuel siempre

79. ## bio

4. In the Krebs cycle (or citric acid cycle), starting with citrate, what happens? a. Organic compounds become more reduced and CO2 is produced b. Organic compounds become more oxidized and CO2 is produced c. Some organic compounds become reduced and

80. ## Social studies

What are all the countries/physical features of latin america from a-z?

81. ## bio

5. What is meant by the term “carbon fixation”? a. The release of CO2 from glucose during catabolism b. The delivery of CO2 to an enzyme required for the production of glucose c. The production of two 3-carbon molecules from one 6-carbon molecule d.

82. ## Science

What are some abiotic changes that might occur if the temperature of the tundra increased. The exact temperature doesn't matter, just enough to change the tundra.

83. ## math

The Jeffrson middle school Booster clug is selling raffel tickets for a new comp system they sold 1,000 tickets at \$2.00 each. Emily's parents spent \$200 on tickets, What is the probitalty they wont win

84. ## Science-English

What would happen if the temperature of the Tundra increased? The permafrost will melt and since the tundra is flat land bogs and shallow lakes will appear and won't drain. Rainfall will change, although I'm not sure if it will increase or decrease. Plants

85. ## math

the probility of buying a defective DVD is 0.002 what is the probility of buying a DVD that is not defective

86. ## Biochemistry

Have two quick questions... Why does denatured protein precipitate? (when heated, why does it give that poached egg look? I know heat denatures protein, but why does it look like that? something to do with bonds?) And also... why does protein denature in

87. ## physics

how do you do specific heat?

88. ## math

how do i list fractions from least to greatest without the same denomonator?

89. ## Biology

Why does smoking cause a rise in blood pressure?

90. ## Physics

A 5.0 cm real object is placed at a distance of 5.0 cm from a concave mirror of focal length 10 cm. Find the size of the image. A. 5 cm B. 10 cm C. 17 cm D. 20 cm I think it is B? A(n) _______ lens is used to produce a real image. A. convex B. concave C.

91. ## science-writing-research paper

I need tips on how to expand a research paper..my subject is overfishing and I need help with what to talk about..like what are some subtopics? Help is greatly appreciated

92. ## physics

PLEASE HELP!! I HAVE A TEST TOMORROW!! if Q=30 uC, q=5.0 uC, and d=30cm, what is the magnitude of the electrostatic force on q in N? (Ke= 8.99 x 10^9 Nm^2/C^2) (uC= micro coulombs) (u= 10^-6) a. 15 b. 23 c. zero d. 7.5 e 38 i don't know where to start with

93. ## algebra 2

Of the 400 doctors, 240 practice family medicine and 130 were from countries outside the United States. What is the probability that a doctor does not practice family medicine or is from the United States?

94. ## Check for Mistakes

Warmer temperatures would lengthen the growing season; as a result the trees that survive will grow taller. Increased temperature would result in a different humidity and probably more rain. That, in turn, could lead to more leaching, more run-off, more

95. ## chemistry

(NH4)2CO3 = 2NH3 + CO2 + H2O If you have 3.5 moles of Ammonia how much carbon dioxide was also made?

96. ## Law

A 501 (c) 3 status does not mean you have a tax exempt form, right? 501 (c) 3 status only means you are nonprofit?

97. ## Help me expand my paper PLEASE

I'm doing it on overfishing I need subtopics :[

98. ## Bio Question

I've tried to find the answer to this question everywhere and don't seem to be having any luck, please help! Most of the dry weight of a plant is the result of uptake of A. water and minerals through root hairs B. water and minerals through mycorrhizae C.

99. ## Gr. 10 Math!

Factor by Grouping. PLEASE SHOW ME THE STEPS! 1.) 8a^2+12ab-3b^2-2ab 2.) x^2+5x+7x+35 3.)

100. ## Chem

NaOH (s) + H2O (l) -----> NaOH (aq) I`m having a hard time balancing this. Can you even balance this?

101. ## Chemistry

I am figuring out how many moles of CU2SO4 are in 485.6 grams. How would you set up the proportion for this? What would the answer then be. Thanks. I really need an example to jumpstart this worksheet.

102. ## cellular bio

Why do some signaling mechanisms give rise to rapid changes in cellular behavior or cellular function whereas other mechanisms give rise to delayed responses in cellular behavior

In my finance book, I've noticed that money market accounts and munincipal bonds are very similar (at least based upon definition). What is the difference? Thanks for explaining this.

104. ## Physics...help!

Light passes from air into water at 45.0 degrees to the normal. If the index of refraction of water is 1.33, find the angle of refraction. A. 25.5 degrees B. 32.1 degrees C. 44.0 degrees D. 55.9 degrees I believe it is B? What is the nature of an image

105. ## accounting

I am having a hard time of figuring this out can you please help me? In what circumstances would each approach to stakeholder impact analysis (moral standards, 5-question, and Pastin’s approach) be most useful?

Can you help. Thinking about this I think a company can't really make a-lot of profit if they spend no money on quality controls because,"quality control is the more traditional way that businesses have used to manage quality. Quality control is concerned

107. ## science

Scientists believe that Earth's early atmosphere changed in composition as a result of a. the appearance of oxygen-producing organisms b. the drifting of the continents c. the changes in Earth's magnetic field d. a transfer of gases from the Sun

108. ## logic

determine the validity of the next arguments by using Euler circles, then translate the statements into logical statements using the basic connectives, and using truth tables, determine the validity of the arguments. Compare your answers. (a) No A is B

109. ## Gr.10 Math!!!! urgent

Factor by Grouping. PLEASE SHOW ME THE STEPS! 1.) 8a^2+12ab-3b^2-2ab 2.) x^2+5x+7x+35

110. ## physics

PLEASE HELP!! I HAVE A TEST TOMORROW!! i just posted this problem but a very important drawing was left out! if Q=30 uC, q=5.0 uC, and d=30cm, what is the magnitude of the electrostatic force on q in N? (Ke= 8.99 x 10^9 Nm^2/C^2) (uC= micro coulombs) (u=

111. ## physics

sorry! trying to get the drawing correct! PLEASE HELP!! I HAVE A TEST TOMORROW!! i just posted this problem but a very important drawing was left out! if Q=30 uC, q=5.0 uC, and d=30cm, what is the magnitude of the electrostatic force on q in N? (Ke= 8.99 x

112. ## Check for mistakes plz

The Tundra is a biome that can be found around the arctic circle. The Tundra includes northern Asia, North America, and Greenland. The word Tundra is from the finnish word for barren or treeless land. The Tundra has very poor soil due to permafrost,

113. ## Chemistry

Calculate the pH of solution made by combining 75.0 mL of 0.10 M formic acid with 30.0 mL of 0.25 M KOH. (Ka for formic acid, HCOOH, is 1.8 X 10^-4)

114. ## social studies

How many columns are there in the pinnacle atop the dome and what do they represent?

115. ## social studies

What is the nickname of the pinnacle?

116. ## Social Studies

What is the meaning of the burning lantern at night?

117. ## science-biomes-tundra

What would a good introduction be to a project on the abiotic factors of the tundra? Some ideas would be helpful.

118. ## College Chemistry

Calculate the number of moles of solute in 5.00 X 10^2 mL of 0.250 M HCl. Can you help me to set this problem up so that I can solve it?

119. ## College chemistry

Calculate the number of grams of silver nitrate required to prepare 2.00L of 0.500 M AgNO3.

120. ## Buffer Solutions

A buffered solution is made by adding 75.0g sodium acetate to 500.0 mL of a .64 M solution of acetic acid. What is the pH of the final solution? (Ka for acetic acid, CH3COOH, is 1.8 x 10^-5)

121. ## algebra

solve. -0.5 < -20= 0.5

122. ## 5th grade

formate to do division problems

123. ## Psychology

You are opening a daycare center for children ages 6 months to 12 years old. Based on piaget what activities would you use for each age group?

In my finance book, I've noticed that money market accounts and munincipal bonds are very similar (at least based upon definition). What is the difference? Thanks for explaining this.

125. ## physics

An American football game has been canceled because of bad weather in Cleveland, and two retired players are sliding like children on a frictionless ice-covered parking lot. William 'Refrigerator' Perry, mass 162 kg, is gliding to the right at 7.73 m/s,

My homework is on the "Capitol Building" in Washinton, D.C.. my questions are.. What is the nickname of the Pinnacle in washington DC?

My homework is on the "Capitol Building" in Washinton, D.C.. my questions are.. what is the meaning of the burning latern at night?

My homework is on the "Capitol Building" in Washinton, D.C.. my questions are.. How many columns are there in the pinnacle atop the dome and what do they represent?

129. ## physics...

Light passes from air into water at 45.0 degrees to the normal. If the index of refraction of water is 1.33, find the angle of refraction. A. 25.5 degrees B. 32.1 degrees C. 44.0 degrees D. 55.9 degrees I believe it is B? What is the nature of an image

130. ## physics

points A {at(2,3)m} and B {at(5,7)m} are in a region where the electric field is uniform and given by vector E=(4i+3j) N/C. What is the potential difference Va-Vb in volts? a. 23 b. 27 c. 30 d. 24 e. 11 i think the formula may be ds=dxi+dyi but even with

A beam of light passes from air to ethanol, with index of refraction of 1.36. If the angle of incidence ( 1) is 30.0 degrees, then calculate the angle of refraction, after light passes through ethanol and enters into air. A. 15.3 degrees B. 21.6 degrees C.

132. ## economics

a firm is planning to manufacture a new product. the sales department estimates the quanity that can be sold depends on the selling price. as the selling price is increased, the quantity that can be sold decreases. they estimate: P=\$35-0.02Q where

133. ## english

the great gastby what stands out in chapter 6

134. ## science

how do i go about building a bridge to scale

135. ## social civics

the articles of conferdation were (a-) a halfway constitution (b) an early attempt at cooperation amoung four new england settlements (c) amendments to the constitution

136. ## college management

discuss the competitive adavntages that can accure to an organization that genuinely is committed to workplace diversity, and strategies for overcoming resistance to diversity programs.

137. ## economic

Define and then derive the expression for the marginal rate of technical substitution

138. ## Accounting

In what circumstances would each approach to stakeholder impact analysis (moral standards, 5-question, and Pastin’s approach) be most useful?

Describe how you might conduct a stakeholder impact analysis of Scenario 1 of Appendix B using each of the stakeholder impact analysis approaches: moral standards, 5-question, and Pastin’s approach. This is the scenario. A prominent developer has

140. ## CHEM

Calculate the pH of solution made by combining 75.0 mL of 0.10 M formic acid with 30.0 mL of 0.25 M KOH. (Ka for formic acid, HCOOH, is 1.8 X 10^-4)

141. ## poetry

narrative poem John and Fred are the awesomest friends They hang all day everyday They do homework together They don't ever fight A girl named Isabel is new at their school She is funny and fun She is sweet and beautiful They both really like her Soon they

142. ## Grammar

I was just wondering if these were right? Which of the following clauses are combined by coordination and which by subordination? Note the coordinating conjunctions and the subordinate clauses. a. Michelle bought things on sale, for she was a thrifty

8+2=5y-2x

144. ## Hospital Administration

How to Prepare Budget Matrix that consists of line-item, functional, and program budgets

145. ## math help

can someone explain to me how i should factor this problem? x^6-64 How do I know if i'm supposed to use the difference of two squares, or the difference of cubes?

146. ## English

1. He has lunch at 12:00 p.m. 2. He has lunch at noon. 3. He has lunch at 12:00 noon. (Which expressions can we use? Are all OK? Which one is frequently used?) 4. He has dinner at 17:30. 5. He has dinner at 17:30 p.m. 6. He has dinner at 17:30 o'clock. (Is

147. ## Chem

how would I calculate the molar enthalpy for NaOH in KJ/mol

148. ## Biochem

Describe the one dehydration reaction in glycolysis. Include reactants, products, enzyme, and which step it is. I know that it is step 6 and I believe that the reaction uses glyceraldehyde-3-phosphate dehydrogenase to convert glyceraldehyde-3-phosphate

149. ## Physics

I don't know where to start with this one. "Find the work done accelerating a 2 kg box from 2m/s to 3 m/s." Can't find acceleration because I don't know time. In fact, I don't see how any of the kinematic equations can help me out to find either distance