# Questions Asked in March 2012

## Most Popular Questions of March 2012

1. ### Algebra

What do you call it when somebody spends 20 years in the 24th row of a theater

asked by Chuck on March 28, 2012
2. ### physics

On the Apollo 14 mission to the moon, astronaut Alan Shepard hit a golf ball with a golf club improvised from a tool. The free-fall acceleration on the moon is 1/6 of its value on earth. Suppose he hits the ball with a speed of 25 m/s at an angle of 28°

asked by Haley on March 5, 2012
3. ### CHEM

Calculate ΔSfus and ΔSvap for HF. Determine the entropy change when 7.60 mol of HF(l) freezes at atmospheric pressure. I already calculated ΔSfus as 24.103 J/k*mol and ΔSvap as 86.07 J/K*mol....These are correct (I checked them already). I need help

asked by Srah on March 16, 2012
4. ### Math-

A ball is thrown vertically upward with an initial velocity of 96 feet per second. The distance s (in feet) of the ball from the ground after t seconds is s(t)=96t-16t^2 a.) at what time will the ball strike the ground b.) for what time t is the ball more

asked by danielle on March 25, 2012
5. ### Chemistry

Consider the decomposition of a metal oxide to its elements, where M represents a generic metal. M203(s)---> 2M(s) + 3/2 O2(g) info given for Gf(kJ/mol): M203= -10.60 M(s)=0 O2(g)= 0 1.) what is the standard change in Gibbs energy for rxn as written in

asked by Kelsey on March 15, 2012
6. ### chemistry

Which of the following reactions have a positive ΔSrxn? Check all that apply. A(g) +B(g) -----> 3C(g) A(g)+ B(g)------> C(g) 2A (g) +2B (g)-----> 3C(g) A(s)+B(s)------> C(g) I picked the first one and it marked me wrong. Please help(:

asked by Jerry on March 14, 2012
7. ### Chemistry

At equilibrium, the concentrations in this system were found to be [N2] = [O2] = 0.100 M and [NO] = 0.500 M. N2(g) + O2(g) 2NO(g) If more NO is added, bringing its concentration to 0.800 M, what will the final concentration of NO be after equilibrium is

asked by David on March 5, 2012
8. ### physics

An object with mass 3.0 kg is attached to a spring with spring stiffness constant k = 300 N/m and is executing simple harmonic motion. When the object is 0.020 m from its equilibrium position, it is moving with a speed of 0.55 m/s. (a) Calculate the

asked by Nicole on March 7, 2012
9. ### math

what problem did the dumb gangster have when the boss told him to blow up a car?

asked by matt on March 28, 2012
10. ### Chemistry

Using the following data calculate Delta Sfus and Delta Svap for K in J/mol-k Tm(K) = 336, Delta H Fus(kJ/mol) = 2.33, Tb (K) = 1033, Delta H vap (kJ/mol) = 77.1 For Delta S fus i'm supposed to use 336 K the Tm value and for Delta S vap i'm supposed to use

asked by Katherine on March 9, 2012
11. ### chemistry

A 0.100 M solution of K2SO4 would contain the same total ion concentration as which of the following solutions? A. 0.0800 M Na2CO3 B. 0.100 M NaCl C. 0.0750 M Na3PO4 D. 0.0500 M NaOH

asked by Michael on March 27, 2012
12. ### Chemistry

When the oxide of generic metal M is heated at 25.0 °C, only a negligible amount of M is produced. O2M(s) ----> M(s) +O2(g) delta G= 288.9 Kj/mol When this reaction is coupled to the conversion of graphite to carbon dioxide, it becomes spontaneous. What

asked by Jerry on March 14, 2012
13. ### Chemistry

Under standard conditions (298 K and 1 atm), which statement is true? a] diamond converts to graphite spontaneously b] graphite converts to diamond spontaneously c] none of the above How can the spontaneity of the reaction be reversed? a] increase the

asked by Katherine on March 8, 2012
14. ### Chemistry

Consider the following cell: Pt|H2(g, 0.460 atm)|H (aq, ? M)||Ag (aq, 1.00 M)|Ag(s) If the measured cell potential is 1.00 V at 25 °C and the standard reduction potential of the Ag /Ag half-reaction couple is 0.80 V, calculate the hydrogen ion

asked by Daisy on March 19, 2012
15. ### Trig FInd Translation Rule and Coordinates Thanks!

The vertices of a rectangle are R(–5, –5), S(–1, –5), T(–1, 1), and U(–5, 1). After translation, R' is the point (–11, –11). Find the translation rule and coordinates of U'. (x, y)--> (x – 6, y + 6); (–11, 7) (x, y)--> (x – 6, y –

asked by LeXi ;) on March 1, 2012
16. ### Chemistry

A critical reaction in the production of energy to do work or drive chemical reactions in biological systems is the hydrolysis of adenosine triphosphate, ATP, to adenosine diphosphate, ADP, as described by ATP(aq) +H2O (l) --->ADP(aq) +HPO4^2- for which

asked by Jerry on March 14, 2012
17. ### Chemistry

In which direction will the net reaction proceed. X(g) + Y(g) Z(g) .. Kp = 1.00 at 300k for each of these sets of initial conditions? 1) [X] = [Y] = [Z] = 1.0 M a] net reaction goes to the left [this one?] b] net reaction goes to the right c] reaction is

asked by Tracy on March 5, 2012
18. ### chemistry

A 32.2 g iron rod, initially at 22.3 C, is submerged into an unknown mass of water at 63.9 C, in an insulated container. The final temperature of the mixture upon reaching thermal equilibrium is 58.6 C. What is the mass of the water?

asked by HELP on March 19, 2012
19. ### Chemistry

For the reaction described by the chemical equation: 3C2H2(g) -> C6H6(l) .. Delta H rxn = -633.1 kJ/mol a) Calculate the value of Delta S rxn at 25.0 C... b) Calculate Delta G rxn... c) In which direction is the reaction, as written, spontaneous at 25 C

asked by Katherine on March 9, 2012
20. ### Pre-Calc Helppp!!!

Use the Law of Sines to solve for all possible triangles that satisfy the given conditions. (If an answer does not exist, enter DNE. Round your answers to one decimal place. Below, enter your answers so that B1 is smaller than B2.) a = 39, c = 40, angle A

asked by John on March 31, 2012
21. ### chemistry

The rate constant for this first-order reaction is 0.320 s–1 at 400 °C. A--> Products How long (in seconds) would it take for the concentration of A to decrease from 0.830 M to 0.220 M?

asked by Katie on March 23, 2012
22. ### College Chemistry

Consider the reaction. 4Fe(s) + 3O2(g) ¨ 2Fe2O3(s) If 0.500 mol of Fe reacts with 0.400 mol of O2, what are the limiting reactant and the theoretical yield in moles of Fe2O3 for the reaction, respectively?

asked by Lisa on March 26, 2012
23. ### Chemistry

Which of the following reactions are spontaneous (favorable)? A] 2Mg(s) + O2(g) -> 2MgO(s) Delta G = -1137 kJ/mol .. B] NH3(g) + HCl(g) -> NH4Cl(s) Delta G = -91.1 kJ/mol ... C] AgCl(s) -> Ag+(aq) + Cl-(aq) Delta G = 55.6 kJ/mol .. D] 2H2(g) + O2(g) ->

asked by Kat on March 8, 2012
24. ### Chemistry

Calculate the change in PH when 6 ml of 0.1 M HCl is added to 100 ml of a buffer solution that is 0.1 M in NH3 and 0.1 M in NH4Cl. And calculate the change in PH when 6 ml of 0.1 M NaOH is added to the original buffer solution.

asked by Mima on March 27, 2012
25. ### calculus

2. The rate of change in the number of bacteria in a culture is proportional to the number present. In a certain laboratory experiment, a culture has 10,000 bacterial initially, 20,000 bacteria at time t1 minutes, and 100,000 bacteria at (t1 + 10) minutes.

asked by naseba on March 30, 2012
26. ### Chemistry

Rank the following ionic compounds by lattice energy. Highest to Lowest LiCl MgO Na2O Beo Na2S

asked by Jeremy on March 30, 2012
27. ### physics

The weight of the atmosphere above 1 m^2 of Earth's surface is about 100,000 N. Density, of course, becomes less with altitude. But suppose the density of air were a constant 1.2 kg/m/s^3. Calculate where the top of the atmosphere would be.

asked by C on March 31, 2012
28. ### Chemistry

Consider this system at equilibrium. A(aq) B(aq) Delta H = +750 kJ/mol .. What can be said about Q and K immediately after an increase in temperature? a] Q > K because Q increased.. b] Q>K because K decreased.. c] Q

asked by Tracy on March 5, 2012
29. ### bio

The cell membrane is a highly selective barrier that controls the movement of substances in and out of the cell. In fact, polar molecules are unable to go across unless A. they are enclosed in water-filled vesicles. B. they pass through channels in the

asked by Monique on March 21, 2012
30. ### English literature

What figure of speech is 'the heavens let loose' in a comprehension implying a heavy rain

asked by Mozes dixon on March 6, 2012
31. ### Chemistry

Complete and balance the following equations NaHCO3(s)+H+(aq)---> CaO(s)+C(s)---> C(s)+H2O(g)---> CuO(s)+CO(g)---> If possible include charges and physical state.

asked by Chill on March 8, 2012
32. ### physics

Estimate the buoyant force that air exerts on you. (To do this, you can estimate your volume by knowing your weight and by assuming that your weight density is a bit less than that of water.) Assume that your weight is a about 1000 N, for example.

asked by C on March 31, 2012

secx/secx-tanx=sec^2x+ secx+tanx

asked by olivia on March 25, 2012
34. ### Chemistry Help! Thank you :)

Assuming the final solution will be diluted to 1.00 , how much more should you add to achieve the desired pH? Information: Imagine that you are in chemistry lab and need to make 1.00 L of a solution with a pH of 2.80. You have in front of you: 100 ml of

asked by Ashley on March 11, 2012
35. ### algebra

why did the gyro go into the bakery?

asked by marquis on March 27, 2012
36. ### Chemistry

1) Prepare 100mL of 10%w/w HCl from 37%concentrated HCl(density of 37%HCl =1.19g/ml) 2) Prepare 100mL of 10%w/v HCl from 37% concentrated HCl(density of 37%HCl=1.19g/ml) Can you please show the calculation steps for 1) & 2)? Is 10%w/v HCl the same as

asked by Annie on March 12, 2012
37. ### physics

20.) A piano has been pushed to the top of the ramp at the back of a moving van. The workers think it is safe, but as they walk away, it begins to roll down the ramp. If the back of the truck is 1.5 above the ground and the ramp is inclined at 29, how much

asked by Anonymous on March 9, 2012
38. ### Calculus

It took 1800 J of work to stretch a spring from its natural length of 2m to a length of 5m. Find the spring's force constant. Please help. Thanks in advance.

asked by JEUCD 37 on March 8, 2012
39. ### physics

A hypodermic syringe contains a medicine with the density of water (figure below). The barrel of the syringe has a cross-sectional area of 2.44 10-5 m2. In the absence of a force on the plunger, the pressure everywhere is 1.00 atm. A force vector F of

asked by greg on March 28, 2012
40. ### physics

Emily holds a banana of mass m over the edge of a bridge of height h. She drops the banana and it falls to the river below. Use conservation of energy to find the speed of the banana just before hitting the water.Express your answer in terms of some or all

asked by Mrs G on March 3, 2012
41. ### Physics

A block of mass 0.229 kg is placed on top of a light, vertical spring of force constant 4665 N/m and pushed downward so that the spring is compressed by 0.093 m. After the block is released from rest, it travels upward and then leaves the spring. To what

asked by beavis on March 17, 2012
42. ### PHYSICS HELP!!!!!!!

You walk 50 m to the north, then turn 60° to your right and walk another 45 m. How far are you from where you originally started?

asked by SAMI on March 1, 2012
43. ### CHEMISTRY!!!=0

Determine pH of each solution: b) 0.20 M CH3NH3I I did.... CH3NH3^+ +H2O -> CH3NH2 + H3O^+ 0.20 ---------------0--------------0 0.20-x--------------x------------x so i got... ? =x^2/0.20-x i looked up in the back of the book and found the Kb of CH3NH2 to

asked by ALISON on March 1, 2012
44. ### english 11

1. In persuasive writing, it is important to (1 point)anticipate and address counterarguments. clearly state your position. provide facts and examples to back up your position. practice all of the above. 2. “Redskin” was originally a term for (1

asked by jason on March 9, 2012
45. ### AP CHEMISTRY

Consider the reaction. PbCO3(s) PbO(s) + CO2(g). calculate the equilibrium pressure of CO2 in the system at the following temperatures.(IN atm) (a) 270°C (b) 480°C ..... delta Hf(KJ/mol).. d.Gf(KJ/mol).. S(J/mol-K) PbCO3(s)..-699.1 .. -625.5 .. 131.0

asked by DAN on March 20, 2012

A communications satellite transmits a radio wave at a frequency of 5 • 109 Hz. What is the signal’s wavelength? Assume the wave travels in a vacuum. Show your work Thank You!

asked by LeXi;) on March 29, 2012
47. ### English 11

1. Olaudah Equiano wrote (1 point) a book of letters to his African family. a history of the West Indian slave trade. stories of early slavery in Virginia. the first autobiography by a black man in America. 2. The term “the Middle Passage” refers to (1

asked by robert on March 12, 2012
48. ### Programming

Write a program (pseudocode) that would calculate and display the results for the multiplication table for values ranging from 1 to 100. This what I have so far: Declare X, Y, Z As Integer Write “10 x 10 Multiplication Table” For (X = 1; X

asked by Amanda on March 11, 2012
49. ### physics

A baseball is tossed at a steep angle into the air and makes a smooth parabolic path. Its time in the air is t and it reaches a maximum height h. Assume that air resistance is negligible. a.) Show that the height reached by the ball is gt2 (square) /8. b.)

asked by liz on March 30, 2012
50. ### AP CHEMISTRY

The following acid-base indicators are available to follow the titration. Which of them would be most appropriate for signaling the endpoint of the titration? EXPLAIN ------- COLOR CHANGE ------ INDICATOR Acid form Base Form pH Transition Interval

51. ### math - calculus

Suppose that water is pouring into a swimming pool in the shape of a right circular cylinder at a constant rate of 9 cubic feet per minute. If the pool has radius 3 feet and height 11 feet, what is the rate of change of the height of the water in the pool

asked by Justine on March 12, 2012
52. ### Chemistry

Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.230 M HClO (aq) with 0.230 M KOH (aq). The ionization constant (Ka) for HClO is 4.00 x 10^-8. (b) after addition of 25.0 mL of KOH (d) after addition of 50.0 mL of KOH

asked by Rosi on March 15, 2012
53. ### Chemistry (buffers)

Say, for example, that you had prepared a Buffer C, in which you mixed 8.203 g of sodium acetate, NaC2H3O2, with 100.0 mL of 1.0 M acetic acid. a. What would be the initial pH of Buffer C? HOW???????

asked by James on March 15, 2012

1-true 2-false 3-not enough info Transplanting genetic material into bacteria is a simple task- 2 Under certain conditions, bacteria reproduce at a rapid rate-3 The continued use of insulin from animals many cause harmful side effects in some people- 1 The

asked by Anna on March 12, 2012
55. ### chemistry

If 3 moles of a compound use 12 J of energy in a reaction, what is the Hreaction in kJ/mol? A. -4 kJ/mol B. -0.004 kJ/mol C. 0.004 kJ/mol D. 4 kJ/mol

asked by princess on March 14, 2012
56. ### Chemistry

The reaction: H2PO4- + HAsO42 ---> HPO4- + H2AsO4- Which one of the sets above lists both of the base species involved in the equilibrium? I'm confused and couldn't identify the conjugate acids and bases properly. Could Dr.Bob explain abt this problem ?

asked by Swaastikaa on March 25, 2012
57. ### chemistry

How many outer-shell d electrons are there in each of the following transition-metal ions? Re(III) Sc(III) Ru(IV) Hg(II)

asked by Katie on March 30, 2012
58. ### physics

A 65.0-kg runner has a speed of 5.20 m/s at one instant during a long-distance event. (a) what is the runner's kinetic energy at this instant? (b) if he doubles his speed to reach the finish line, by what factor does his kinetic energy change

asked by corey on March 1, 2012
59. ### chemistry

ammonium nitrate decomposes to N2O and water at temperatures between 250 C and 300 C. Write a balanced chemical reaction describing the decomposition of ammonium nitrate, and calculate the standard heat of reaction using the appropriate enthalpies of

asked by Tori on March 28, 2012
60. ### Engineering Science (Physics)

A platinum coil has a resistance of 3.146(ohms) at 40'C and 3.767(ohms) at 100'C. Find the resistance and the temperature coefficient of resistance at 0'C. Thanks in anticipation

asked by Xyler on March 14, 2012
61. ### Chemistry

Refer to the following equation: 4NH3 + 7O2= 4NO2 +6HO, How many moles of ammonia would be required to produce 11.9 mol of water? Can you please walk me through the steps on how to figure this problem?

asked by Jessica on March 16, 2012
62. ### Calculus

A sporting goods store sells 100 pool tables per year. It costs $20 to store one pool table for a year, based on the average inventory on hand. It costs$40 for each delivery of pool tables. How many times per year and in what lot size should the store

asked by Casey on March 3, 2012

Question #1 The price of 7 citrons and 10 fragrant wood apples is 88 units. The price of 10 citrons and 7 fragrant wood apples is 82 units. Find the price of a citron and the price of a wood apple. I used 17x=170?????? Question #2 $6300 is invested, part asked by Jay on March 24, 2012 64. ### chemistry Phosphorus pentachloride decomposes according to the chemical equation PCl5(g) -----> PCl3 (g)+ Cl2(g) Kc= 1.80 at 250 degrees C A 0.463 mol sample of PCl5(g) is injected into an empty 4.80 L reaction vessel held at 250 °C. Calculate the concentrations of asked by Sarah on March 9, 2012 65. ### Chemistry The balanced net ionic equation for the neutralization reaction involving equal molar amounts of HNO3 and KOH is ________. Express your answer as a chemical equation. Identify all of the phases in your answer. I thought it was this: HNO3(aq)+KOH(aq)-> asked by Anonymous on March 17, 2012 66. ### Pre-Calc The Greek mathematician Eratosthenes (ca. 276-195 B.C.) measured the circumference of the earth from the following observations. He noticed that on a certain day the sun shone directly down a deep well in Syene (modern Aswan). At the same time in asked by Jessica on March 16, 2012 67. ### math Jeremy collected nickels for 1 week. He is making stacks of his nickels to determine how many he has. The thickness of 1 nickel is 1/16 inches. -How tall is a stack of 16 nickels? -What is the combined height of 3 nickels, 2 nickels, and 1 nickel? I NEED asked by Gabby ( 5 grade) on March 26, 2012 68. ### Introduction to statistics A vending machine dispenses coffee into an eight-ounce cup. The amount of coffee dispensed into the cup is normally distributed with a standard deviation of .03 ounce. You can allow the cup to OVERFILL 1% of the time. What amount should you set as the mean asked by Shamin on March 18, 2012 69. ### chemistry A Solution contains a mixture of Cl- and Br- ions. Can both be positively identified? Briefly explain. Write appropriate equations to support your answer. asked by Anonymous on March 29, 2012 70. ### Physics Two blocks are connected by a string, The smooth inclined surface makes an angle of 35 degrees with the horizontal, and the block on the incline has a mass of 5.7kg. The mass of the hanging block is m=3.2kg. Find the direction and magnitude of the hanging asked by Priscilla on March 13, 2012 71. ### physical baseball is hit with a speed of 30.0 m/s at an angle of 50 It lands on the flat roof of a 10m tall nearby building, If the ball was hit when it was 1.5 m above the ground, what horizontal distance does it travel before it lands on the building? asked by asem on March 16, 2012 72. ### chemistry When the following reaction is balanced in acid solution, the coefficient of H+(aq) will be: Cr2O72-(aq) + Sn2+(aq) --> Cr3+(aq) + Sn4+(aq) asked by Becca on March 22, 2012 73. ### Finance 7. Describe at least two factors of an investment that you would want to consider before putting money into that specific investment. (2-4 sentences. 2.0 points) asked by Anonymous on March 7, 2012 74. ### science why does a cool, distant, supergiant star such as Betelgeuse have such a high apparent magnitude? PLEASE HELPPPPP!!!!!! asked by Paula on March 21, 2012 75. ### physics Rank the average gravitational forces from greatest to least between:A. Sun and Mars.B. Sun and the Moon.C. Sun and Earth. i answer b,c,a and its wrong asked by Christie on March 3, 2012 76. ### Physics Pilots can be tested for the stresses of flying high-speed jets in a whirling "human centrifuge," which takes 1.8 min to turn through 21 complete revolutions before reaching its final speed. 1. What is the angular acceleration?(rev/min^2) 2. What is the asked by Ben on March 5, 2012 77. ### Chemistry consider the following reaction: 2CH3OH(g) yields 2CH4(g) + O2(g) change in enthalpy= 252.8kJ Calculate the amount of heat transferred when 26.0 g of {\rm CH_3OH} (g) is decomposed by this reaction at constant pressure. asked by Dylan on March 5, 2012 78. ### Math A plane is flying at an altitude of 12,000 feet and is preparing to land at a nearby airport. The angle from the airport to the plane is 17. To the nearest tenth of a foot, how far is the airport from the plane? asked by Valentino on March 4, 2012 79. ### science deduce what similarities would be found in the DNA structure of genes from a cat human and eucalyptus tree asked by Benji on March 21, 2012 80. ### geometry Which type(s) of symmetry does the uppercase letter H have? my answer i believe is reflectional symmetry Which type of symmetry is shown by the lowercase letter w? my answer i believe is rotational symmetry. Could someone please check and explain. asked by Brandon on March 5, 2012 81. ### Chemistry Write the acid-dissociation reaction of nitrous acid (HNO2) and its acidity constant expression. asked by Lisa on March 25, 2012 82. ### critical thinking test AU 1. Question : The average height of members of the high school basketball team is six feet, three inches. Jerry is on the high school basketball team, so Jerry must be taller than six feet. The argument above is flawed because it confuses: Student Answer: asked by jack on March 12, 2012 83. ### Geometry 11-1 Lines that Intersect Circles 8. The International Space Station orbits Earth at an altitude of 240 miles. What is the distance from the space station to Earth's horizon to the nearest mile? asked by Ariel on March 19, 2012 84. ### Chemistry Melting Point Determinations 1. Melting range of impure vanillin 2. Melting range of recrystalized vanillin 3. Melting range of 50% recrystallized vanillin + 50% phenyl carbonate asked by teetee on March 8, 2012 85. ### Statistics The home states of a certain group of people are distributed as follows: 53 percent are from MISSOURI, 21 percent are from KANSAS, and 26 percent are from IOWA. (No one in the group had a home state other than one of these three.) (Note: Your answer to the asked by Lucy King on March 20, 2012 86. ### physics Calculate the resistance of a 900 watt toaster operating at 120 volts. a) R= 10 ohms b) R=120 ohms c) R= 16 ohms d) R=1.6 ohms asked by Thomas on March 12, 2012 87. ### chemistry MnO4–(aq) + Cl–(aq) Mn2+ + Cl2(g) (unbalanced) i. Write the reduction and oxidation half-reactions (without electrons). (.5 point) ii. Balance the equations for atoms (except O and H). (.5 point) iii. Balance the equations for atoms O and H using H2O asked by princess on March 10, 2012 88. ### AP CHEM please help Write the standard line notation for each cell below. IO3-(aq) + Fe2+(aq)--> Fe3+(aq) +I2(aq) ________________________________________ H2O2 + 2 H+ + 2 e- --> 2 H2O E = 1.78 V O2 + 2 H+ + 2 e- --> H2O2 E= 0.68 V ________________________________________ Mn2+ asked by Janvi on March 6, 2012 89. ### ap chemistry what volume of 0.0100 M NaOH must be added to 1.00 L of 0.0500 M HOCl to acheive a PH of 8.00? asked by jenna on March 1, 2012 90. ### Ochem Give two reasons why the crude product in most reactions is not pure. asked by chi on March 10, 2012 91. ### Chemistry A base has a Kb of 2.5 x 10–11. Which of the following statements is true? This is a concentrated base. This base ionizes slightly in aqueous solution. This is a strong base. An aqueous solution of this base would be acidic. asked by Rachel on March 9, 2012 92. ### english Can someone check my work PLEASE.. Which of the following is not a strategy for revising your paper? Check for redundant language. Remove overly complicated language. Get rid of euphemisms and clichés. None of the above (my choice) Choose the correct word asked by kevin on March 29, 2012 93. ### physics In figure p4.36, m1 = 10kg and m2 = 4.0kg. the coefficient of static friction between m1 and the horizontal surface is 0.50, and the coefficient of kinetic friction is 0.30. (a) if the system is released from rest, what will its acceleration be? (b) if the asked by riel on March 21, 2012 94. ### Business Finance Assume a bank loan requires a interest payment of$85 per year and a principal payment of $1,000 at the end of the loan's eight-year life. a) How much could this loan be sold for to another bank if loans of similar quality carried a 8.5 percent interest asked by Karla on March 1, 2012 95. ### chemistry Construct the octahedral crystal-field splitting diagram for the metal in each species. Cr4+ Mn(H2O)6^2+ asked by Katie on March 30, 2012 96. ### consumer math I really need help please Your primary job’s gross income is$3,500.00/month, and your second job’s realized income is \$368.49/month. Deductions are FICA (7.65%), federal tax withholding (10.75%), and state tax withholding (8.35%). How much is the

asked by Cindy on March 19, 2012
97. ### chemistry

The reaction described by this equation O3(g) + NO(g) -- O2(g) + NO2(g) has the following rate law at 310 K. rate of reaction = 3.0x10^6 M^-1 s^-1)[O3][NO] Given that [O3]=2.0× 10–4 M and [NO]=2.0× 10–5 M at t=0, calculate the rate of the reaction at

asked by Katie on March 23, 2012
98. ### geometry

find the value of x in each triangle: triangle x has 1 angle at 53 degree for value x i got: 63.5 degree is that correct? Classify each triangle. 7. The measures of 2 angles are : 45 degree and 45 degree i got: acute 8. the measures of 2 angles are 15

asked by marko on March 21, 2012
99. ### chem 2

A buffer is prepared by adding 300.0mL of 2.0M NaOH to 500.0mL of 2.0M CH3COOH. What is the pH of this buffer? ka=1.8x10-5

asked by tina on March 3, 2012
100. ### 3 grade math ms sue

1- IS THE AREA OF A PAPERBACK BOOK COVER CLOSER TO 28 SQUARE INCHES OR 28 SQUARE CENTIMETERS? TELL HOW YOU DECIDED. 4*7=28 SQUARE CENTIMENTERS 2- MARIA WANTS TO DRAW A PAINTING WITH AN AREA OF 40 SQUARE INCHES. IF SHE DREW HER PAINTING ON 1 -INCH GRID

asked by dw on March 13, 2012