Rank the crystal lattice structures in order of decreasing efficiency of space in the structure.

20,916 results, page 8

  1. chemistry

    what is the lewis dot structure for SO4 -2 and the ideal bonds, mollecular structure and hybrid orbitals?
  2. Biology

    Describe the structure of the interior surface of the small intestine and explain how this structure relates to its function.
  3. biology

    How is the tertiary structure of a polypeptide related to the primary structure?
  4. science

    CAN ONE IN THEORY OR ACTUAL DEPRIVE A PARTICULAR AREA OF SPACE; 1sq mile of space of oxygen while the surrounding area of space has normal levels of oxygen?.... This question is not limited by the use of other chemicals or machinations to achieve GOAL....
  5. Physics 2

    Using the diagram to the left, rank each of the given paths on the basis of the change in electric potential. Rank the largest-magnitude positive change (increase in electric potential) as largest and the largest-magnitude negative change (decrease in electric potential) as ...
  6. Calculus

    As an ice cube melts its surface area in decreasing at a rate of 6 cm^2 / sec. Find the rate at which the length of each side is decreasing at the moment when each side has length 2 cm.
  7. Chemistry

    I need help with getting started: 1.The crystal structure of an ionic compound consists of alternating cations and anions lying next to each other in three dimensions. If the cation radius is 55.1% of the anion radius and the distance between the cation nuclei is 587 pm, what ...
  8. College Economics

    Hey can someone tell me how to graph this in excel please. Thanks. Produce a chart in Excel showing TC and TR with Q on the horizontal axis. Have Q go from 0 to 15,000 units. Produce a second chart showing MC and MR with Q again on the horizontal axis. Here is the problem for ...
  9. Earth and Space Science

    Put the following astronomical bodies in order from largest to smallest: a. Universe b. Galaxy c. Moon d. Planet e. Solar System f. Comet
  10. Chem

    Please help I have no idea how to do this. There are three different dichloroethylenes (molecular formulaC2H2Cl2), which we can designate X, Y, and Z. Compound X has no dipole moment, but compound Z does. Compounds X and Z each combine with hydrogen to give the same product: ...
  11. College Chemistry

    Please help I have no idea how to do this. There are three different dichloroethylenes (molecular formulaC2H2Cl2), which we can designate X, Y, and Z. Compound X has no dipole moment, but compound Z does. Compounds X and Z each combine with hydrogen to give the same product: ...
  12. ap biology

    i am supposed to make the connection between the structure and function What structure tells the vacuole to dock where it needs to
  13. chemistry

    Describe the structure of the water molecule and indicate how this structure is responsible for many of the unique properties of this vital compound.
  14. Information Technology

    How to write structure inside a structure for student and staff. Please I need a brief explanation.
  15. Economics

    I am having problems figuring out how to set this problem up. Gamma Corporation, one of the firms that retains you as a financial analyst, is considering buying out Beta Corporation, a small manufacturing firm that is now barely operating at a profit. You recommend the buyout ...
  16. Chemistry

    Calculate the radius of a vanadium atom, given that V has a BCC crystal structure, a density of 5.96 g/cm3, and an atomic weight of 50.9 g/mol. I used this equation: density = (2)*(atomic weight) / (volume of unit cell)*(Avagodro's #) rearranged to find the volume of the unit ...
  17. Chemistry

    Calculate the radius of a vanadium atom, given that V has a BCC crystal structure, a density of 5.96 g/cm3, and an atomic weight of 50.9 g/mol. I used this equation: density = (2)*(atomic weight) / (volume of unit cell)*(Avagodro's #) rearranged to find the volume of the unit ...
  18. Technology

    Correct me if I'm wrong!! Ken Has Dipped Many Dark Chocolate Marshmallows (which helps you remember the metric system distance units in decreasing order: Kilometer, Hectometer, Decameter, Meter, Decimeter, Centimeter, Millimeter) is an example of which type of mnemonic? A. ...
  19. us history

    describe the structure of the central(federal) government under the Articles of Confederation. What revolutionary principles were enacted though this structure? Why did the structure fail to created an enduring government? ----------------------------------------- It was ...
  20. Sign Language

    Hi, I am having problems with the structures of sentences in sign language. Can you please put each of these sentences in sign language sentence structure? What will the weather be like today? The sun will be out, and it will be windy. I thought it was going to rain. It is ...
  21. Physics: Astronauts and space

    When out in space in International Space Station (ISS), Astronauts experience weightlessness. The ISS’s orbit is 354 km (that is 3.54 x 105 m) above the surface of the earth.The distance separating the center of the earth from the center of the ISS is then approximately ...
  22. Physics

    Standing-wave vibrations are set up in a crystal goblet with four nodes and four antin- odes equally spaced around the 26.3 cm cir- cumference of its rim. If transverse waves move around the glass at 900 m/s, an opera singer would have to produce a high harmonic with what ...
  23. math

    Multiply. Use the lattice method. 277*32= I hope your teacher does not teach this method as a viable method for multiplication. A week ago Yahoo presented this method as a novelty and as a "math trick". This website explains and shows diagrams for multiplying using the lattice...
  24. chemistry

    how to draw atomic structure for elements from scandium to zinc ?and what is their valency number.plz show me the shell structure.
  25. language

    Which of the following sentences is written correctly? A When properly designed, an automobile can achieve great fuel efficiency. B. When properly designed an automobile can achieve great fuel efficiency. C. When properly designed, great fuel efficiency can be achieved by an ...
  26. English/ Help

    Which of the following sentences is written correctly? A When properly designed, an automobile can achieve great fuel efficiency. B. When properly designed an automobile can achieve great fuel efficiency. C. When properly designed, great fuel efficiency can be achieved by an ...
  27. Mangerial Economics

    I am having problems figuring out how to set this problem up. Gamma Corporation, one of the firms that retains you as a financial analyst, is considering buying out Beta Corporation, a small manufacturing firm that is now barely operating at a profit. You recommend the buyout ...
  28. Chemistry*Dr.Bob

    I keep finding all sorts of different enthalpy of vaporizations for bromine. I used: 254.66 So factoring 254.66/2 into my equation below i ended up with a lattice energy of -863.33. Can you confirm this? ____________________________________________________________ What is the ...
  29. Calculus

    A spherical snowball is melting in such a way that its diameter is decreasing at rate of 0.2 cm/min. At what rate is the volume of the snowball decreasing when the diameter is 16 cm.
  30. Economics

    Purely competitive firms increase total revenue by a. increasing production b. decreasing production c. increasing price d. decreasing price
  31. Chemistry 130

    Can someone please help me with these questions? 1 (7). Rank the following in order of increasing radius based on their positions on the periodic table: S, S-2, Cl a. S, S-2, Cl b. S-2, Cl, S c. Cl, S, S-2 d. Cl, S-2, S e. S, Cl, S-2 6 (16). Methane burns in oxygen according ...
  32. calculus

    f'(x) < 0 if |x| < 1 And apparently this means f is decreasing on (-1, 1). I don't understand this. I know f'(x) < 0 means the function is decreasing. But I don't understand the absolute value. It means I can put -1 or 1 inside, but wouldn't it still be 1 = 1 and not ...
  33. Studying Cultures

    what a U.S. manager would need to know about such issues as personal space and rules of social behavior in order to successfully conduct business in India?
  34. Intercultural Communication

    what a U.S. manager would need to know about such issues as personal space and rules of social behavior in order to successfully conduct business in China?
  35. Science 7

    Zygomycota 12. Vertical hyphae produce what structures? 13. What is the function of these structures? Sexual Reproduction In Zygomycota 18. What type of benefit can there be for the new strain? 19. What are the two hyphae called that are involved in sexual reproduction? 20. ...
  36. Science 7

    Zygomycota 12. Vertical hyphae produce what structures? 13. What is the function of these structures? Sexual Reproduction In Zygomycota 18. What type of benefit can there be for the new strain? 19. What are the two hyphae called that are involved in sexual reproduction? 20. ...
  37. Chemistry

    What is the structure of a tripeptide where glycine is first, serine is second, and alanine is third. Draw the structure in the proper zwitterionic form.
  38. Math Probabilities

    A standard deck of cards contains 52 cards. Of these cards there are 13 of each type of suit (hearts, spades, clubs, diamonds) and 4 of each type of rank (A – K). Two cards are pulled in order from this deck of 52 playing cards. What is the probability that the cards will be...
  39. Math calculus

    An ice cube is 3 by 3 by 3 inches is melting in such a way that the length of one of its side is decreasing at a rate of half an inch per minute. Find the rate at which its surface area is decreasing at the moment when the volume of the cube is 8 cubic inches
  40. Social Studies

    Which of the following contributed to Britain's Industrial Revolution? A. Large Labor force C. powerful monarchy B. Decreasing food supplies D. decreasing money supply. The textile industry met its last major challenge to full mechanization with the development of ? A. a ...
  41. math 8

    what is the meaning of order if y=x is to the order of 1 then what is the order for y=sin x ANSWER: is that also the order of one please explain.
  42. Chemistry

    Give three examples each of household items that have: a. different structures and exhibit different properties b. same chemical make-up composition but a different structure, hence, different properties c. the same properties but with different chemical composition (If ...
  43. MATH

    A spherical snowball is melting in such a way that its diameter is decreasing at rate of 0.2 cm/min. At what rate is the volume of the snowball decreasing when the diameter is 8 cm? (Note the answer is a positive number). Rate =? d ?
  44. calculus

    A 3-dimensional structure is obtained from rotating the parabola y=x^2 about the y-axis. Each second, 2π units^3 of water is being poured into the structure from the top. When 8π units^3 of water has been poured in the structure, the instantaneous change in water ...
  45. calculus

    A 3-dimensional structure is obtained from rotating the parabola y=x^2 about the y-axis. Each second, 2π units^3 of water is being poured into the structure from the top. When 8π units^3 of water has been poured in the structure, the instantaneous change in water ...
  46. heat transfer

    the temperature in deep space is close to absolute zero,which presents thermal challenges for the astronauts who do space walks.propose a design for the clothing of the astronauts that will be most suitable for the thermal environment in space.defend the selections in your ...
  47. MATH

    Mimo wishes to leave a waitress a tip. Mimo has five coins in his pocket, a penny, a nickel, a dime, a quarter, and a half-dollar. If he uses exactly three coins for the tip, how many different tips are possible? A. 15 B. 5 C. 20 D. 10 Crystal wants to put a fence around her ...
  48. math

    25. The Great Pyramids weigh 6x10^9 kilograms. The Space Shuttle weighs 2x10^6 kilograms. How many times heavier are the Pyramids than the Space Shuttle? A.The Pyramids are 3 times heavier than the space shuttle. B.The pyramids are 30 times heavier than the Space shuttle. C....
  49. grammar

    I have to annotate the text of Martin Luther King Jr Letter from Birmginham Jail. Look for: •Appeals (ethos, pathos, logos) •Call to actions •Structure of text •Diction •Sentence structure •Any other rhetorical device employed by King How do I annotate structure of...
  50. Econ

    In the hope of high returns, venture capitalists provide funds to finance new (start up) companies. However, potential competitors and structures of the market into which the new firm enters are extremely important in realization of profits. Among different market structures, ...
  51. Economics

    In the hope of high returns, venture capitalists provide funds to finance new (start up) companies. However, potential competitors and structures of the market into which the new firm enters are extremely important in realization of profits. Among different market structures, ...
  52. UCI Chemistry Webworks

    SPARTAN: Using the bond lengths recorded in Table II determine bond order and the major resonance structures of the following: A. For CVOH, the C-C bonds are longer than the bond lengths found in . (Use i, ii, iv, etc. for your answer) B. For CVOH, the C-N bonds fall between ...
  53. Chemistry

    To draw the lewis dot structure of H3COH3, Do I need to rearrange the formula as CH3OCH3? If not, On paper I have O H H C O C H H H I am not sure if this is the right structure.
  54. ryan

    You propose to build a space ship that allows the entire population of the United States (280 million) to leave earth. Your plans allocate an average space of 1,000(=10*10*10) cubic feet to each person. You space ship is going to have the shape of a sphere. The radius of you ...
  55. Chemistry

    I'm having difficulty on drawing lewis dot structures for certain compounds and figuring out the molecular shape. I can do the simple ones like IO4- which is tetrahedral...but i'm stumped on ICl4-. When i drew the structure I thought it was octahedral, but my textbook says it'...
  56. Algebra

    Zemo, Orb, Yuko, and Sam are friends who live on neighboring space stations of the planet Krayon. They commute to school every day by space shuttle. Orb's space station is one half as far from Krayon as Zemo's space station. Yuko travels as far as the total distance traveled ...
  57. Math

    Given that a sample space is discrete if it contains either a finite number of points or a countably infinite nunber of points and a sample space is continuous if it contains uncountable number of points 1) if two distinct points on a circle radius 'r' are chosen at random and...
  58. economics

    Where does Bexar County rank among texas counties in per capita income? <br><br> Where does Cameron County rank among texas counties in per capita income? <br><br> what was the inflation rate in hungary in 1945-1946?
  59. math, calculus

    A 3-dimensional structure is obtained from rotating the parabola y=x^2 about the y-axis. Each second, 2π units^3 of water is being poured into the structure from the top. When 8π units^3 of water has been poured in the structure, the instantaneous change in water ...
  60. Chem

    To purify acetanilide by a recrystallization procedure. a) Describe how you would decide what solvent to use in order to accomplish this objective. b) How you would calculate the effeciency of your recrystallization procedure with respect to; --- Improvement in purity across ...
  61. chemistry

    someone can check my answer for me? and b) Shape and Bond Angle answer would be great too! :) a) NF3 Structure = 26 electrons, Shape = trigonal pyramidal, Bond Angle = 105.5. b) TeCI2 Structure = 30 electrons, Shape = ? Bond Angle = ? c) CCI4 Structure = 32 electrons, Shape = ...
  62. english

    When a paragraph tells a story, which method of organization is being used? A. specific-to-general order B. spatial order C. importance order D. chronological order my answer is B
  63. Physics

    Futurists project large space stations which would rotate so as to use centripetal acceleration to simulate gravity. The outer wall of the rotating space station would become a floor for the astronauts, and centripetal acceleration supplied by the floor would allow astronauts ...
  64. DIVISION

    CAN YOU DIVIDE WITH LATTICE MATHEMATICS?
  65. math

    do 94 * 73 with showing the lattice work.
  66. chappell

    what is the lattice method for 2 times 46
  67. Org. Chem.

    Experiment= synthesis of n-butyl bromide, using n-butyl alcohol, NaBr, H2SO4. A) An ether and an alkene are formed as by-products in this reaction. Draw the structures of these by-products and give mechanisms for their formation. I believe the two products are dibutyl ether ...
  68. Algebra

    The amount of carbon dioxide (in pounds per 15,000 cubic miles) released by a certain SUV depends on its fuel efficiency according to the formula W = 33x2 − 2145x + 43,000 (12 ≤ x ≤ 33) where x is the fuel efficiency of an SUV in miles per gallon. According ...
  69. Physics

    The atomic mass of a nitrogen atom (N) is 14.0 u, while that of an oxygen atom (O) is 16.0 u. Three diatomic gases have the same temperature: nitrogen (N2), oxygen (O2), and nitric oxide (NO). Rank these gases in ascending order (smallest first), according to the values of ...
  70. Proves

    Two lines intersect to form angle 1 comma space angle 2 comma space angle 3 comma space a n d space angle 4. The measure of angle 3 is 3 times the measure of angle 1 and m angle 1 equal m angle 2. Find the measure of each angle. Label your answers.
  71. Science ~ Structures and Properties of Matter

    1) Both carbon dioxide and water are pure substances. How are they similar to each other? A. both substances have a set ratio of atoms that cannot be separated by physical means. B. both substances have a set ratio of atoms that can be separated by physical means. C. both ...
  72. pre algebra answer check

    You are standing 400 feet from the base of the Space Needle in Seattle, Washington. Using a laser range finder, you measure the distance to the top of the Space Needle to be 725 feet. Find the height of the Space Needle to the nearest foot. I got 629 ft.
  73. Chem21

    Rank these gases in order of increasing standard molar entropy: Column preview Smallest S Br2(g) Second smallest S F2(g) Second largest S I2(g) Largest S Cl2(g) Matching pairs Smallest S Second smallest S Second largest S Largest S
  74. Math

    Which of the following options best describes the function graphed below? A graph shows a slanting straight line that starts at the origin and goes up. Nonlinear increasing Nonlinear decreasing Linear increasing Linear decreasing I believe the answer is C. but I also think its...
  75. Data Structures and Algorithms

    Given integers R,M with M≠0, let S(R,M) denote the smallest positive integer x satisfying the congruence Rx≡1(mod M) if such an x exists. If such an x does not exist, put S(R,M)=0. Each line of this text file contains a pair of space separated integers representing...
  76. calc

    If f(x) = xe^-x then at x=0 is f increasing, decreasing, relative max, relative min or that f' doesn't exist? I'm not sure, but I think it's decreasing, relative max or doesn't exist but I really have no idea. Thanks for your help!
  77. Econ-Returns to scale

    Determine whether returns to scale is decreasing, increasing or constant: Q = 2K + 3L + KL Take a shot. Hint: increase both K and L by, say 10%. Does Q rise by more than 10% (increasing), less than 10% (decreasing), or exactly 10% (constant)
  78. Algebra

    1.Solve | x-1/5|=3 A.x=-14/5 or x=16/5 ***** B.x=14/5 or x=-16/5 C.x=-14/5 or x=-16/5 D.x=14/5 or x=16/5 2.The table shows the relationship between two variables. Which selection describes the relationship? X=1, 2, 3, 4 Y=2, -3, -8, -13 A.increasing; linear B.increasing; ...
  79. Chemistry

    If the symbol X represents a central atom, Y represents outer atoms, and Z represents lone pairs on the central atom, the structure Y-:X:-Y could be abbreviated as XY2Z2. Classify these structures according to their shape. XY2Z,XY2Z2,XY2Z3,XY3Z,XY3Z2,XY4Z,XY4Z2,XY5Z The ...
  80. chemistry

    If the symbol X represents a central atom, Y represents outer atoms, and Z represents lone pairs on the central atom, the structure Y-:X:-Y could be abbreviated as XY2Z2. Classify these structures according to their shape. XY2Z,XY2Z2,XY2Z3,XY3Z,XY3Z2,XY4Z,XY4Z2,XY5Z The ...
  81. chem

    If you pour equal amounts of scalding hot water into different metallic cups of equal temperature, which cup will heat up the most? Rank the cups from hottest to coldest. Rank from warmest to coolest final temperature. 500-g cast iron cup 500-g gold cup 750-g cast iron cup
  82. AP Chem

    Which of the following conditions would most likely affect the rate of a chemical reaction? A. Increasing the number of reaction steps B. Decreasing the size of the reaction vessel C. Increasing the concentration of reactants D. Decreasing the amount of air in the reaction ...
  83. english

    what a business man need to know about nigeria concepts of personal space and rules of social behaviour in order to conduct business successfully in that country
  84. SS

    Humans migrated to the following areas in which order? a:1,2,4 and 5 b:1 and 3,6,2 c:3,1 and 4,5 d:3,6,1 and 2 Here is the map: imgur. com/a/AuOMb just make sure to remove the space between the . and the com
  85. Math

    Radius of earth 3,959 miles Space shuttle orbits 200 miles above earths Surface Space shuttle completes 220 degrees of a Revolution around earth in one day What is the average speed of the space Shuttle
  86. Math

    Radius of earth 3,959 miles Space shuttle orbits 200 miles above earths Surface Space shuttle completes 220 degrees of a Revolution around earth in one day What is the average speed of the space Shuttle
  87. chemistry

    Assuming equal concentrations, rank these aqueous solutions by their freezing point.? K2CO3, Li3PO4, Sn(ClO3)4, NH4I I tried to rank them according to the number of ions but i can't get it. highest freezing point --> lowest freezing point Sn(ClO3)4 -> Li3PO4 -> K2CO3...
  88. physics

    a 65 kg bag is dragged along a 12m ramp in order to get from the ground to the floor of the loading dock 2m above the ground. determine the efficiency of of the ramp. The frictional force acting on the bag is 50N due to the ramp. I don't understand how to the find the energy ...
  89. 4th grade

    how to use lattice method?
  90. math

    Jamiebeatimates that,when he arrives at work tomorrow morning,there is a probability that 0.4 that he will find a convenient parking space. What is Jamie to say? A. It is very unlikely that he will find a convenient parking space. B.it is somewhat unlikely that he will find a ...
  91. math

    two equal sides of an isoscles triangle with fixed based 'a' are decreasing at the rate of 9cm/second how fast is the area of triangle decreasing when the two sides are equal to 'a'
  92. sociology

    Is this statement correct as a social structure? Based on the Durkheim’s theory of social structure, this best matches who I am as a person and as part of a group. According to Durkheim’s theory, my social structure is based on the groups that one belongs to as well the ...
  93. sociology

    Is this statement correct as a social structure? Based on the Durkheim’s theory of social structure, this best matches who I am as a person and as part of a group. According to Durkheim’s theory, my social structure is based on the groups that one belongs to as well the ...
  94. university physics

    It is proposed that future space stations create an artificial gravity by rotating. Suppose a space station in constructed as a 1170.0 m diameter cylinder that rotates about its axis. The inside surface is the deck of the space station. What rotation period (in s) will provide...
  95. Thermodynamics

    A lawnmower tractor engine produces 18hp using 40kW of heat transfer from burning fuel. Find the thermal efficiency and the rate of heat transfer rejected to the ambient. I converted the power to 13.24kW then found the efficiency by dividing 13.24kW by 40kW but the answer is ...
  96. English

    My homework assignment is to take Walt Whitmans poem, "I Hear America Singing" and replace words/lines in the poem with the following: 1 Example of Parallel Structure or Anaphora 1 Catalogue of Items 1 Strong Image (use at least 10 words) 1 Example of Onomatopoeia 1 Example ...
  97. Chemistry

    The following equations are intepretations of the evidence from the reactions of four metals with various cation solutions. Make a table of half-reactions and arrange the four metallic ions and the hydrogen ions in order of their decreasing tendency to react. Label the ...
  98. algebra 1

    Bushes that bites kass kass had been doing yard work all summer to save for a new bike and ms oleonary had asked her to plant a row of barberry bushes on each side of her drive way. se specified to kass that there should be a 1 foot space between the bushes, which would grow ...
  99. Physics

    Tree point charges(A---B---C)have equal magnitudes and are located on the same line.? The separation d btw A and B is the same as btw B and C. A is +, B/C are -. Consider the net electrostatic force that each charge experience due to the other two charges. Rank the net forces ...
  100. chemistry, polar or nonpolar

    Why is NO3 nonpolar but CIF3 is polar? I looked at the lewis structures, they look similar, but why is one opposite. also, when something is polar or non polar, my teacher said I should see which atom is more electronegativity is higher and draw arrows towards it on a lewis ...
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