1. The surface tension in a cup of water is caused by ____. (1 point)attractive forces between the water and its container attractive forces between water molecules adhesive forces between water molecules adhesive forces between the water and its container

94,723 results

  1. Science

    1. The surface tension in a cup of water is caused by ____. (1 point)attractive forces between the water and its container attractive forces between water molecules adhesive forces between water molecules adhesive forces between the water and its container 2. The measure of ...
  2. sCIENCE PLZZZZZZZZ HELP

    1. The surface tension in a cup of water is caused by ____. (1 point)attractive forces between the water and its container attractive forces between water molecules adhesive forces between water molecules adhesive forces between the water and its container 2. The measure of ...
  3. science

    1. The surface tension in a cup of water is caused by _____. (1 point)attractive forces between the water and its container attractive forces between water molecules adhesive forces between water molecules adhesive forces between the water and its container 2. Which of these ...
  4. Chemistry

    The reason that nonpolar oil will not dissolve in polar water is that the attractive forces between: A. the oil molecules are ionic and the attractive forces between the water molecules are covalent. B. the water molecules are weaker than the attractive forces between the ...
  5. Chemistry CP

    Water has a much higher specific heat capacity than most liquids. Explain in terms of the attractive forces between water molecules.
  6. Science

    Which of the following explains why water is a liquid at room temperature but oxygen is a gas at the same temperature? A. The cohesive forces between water molecules is less than that of oxygen. B. Water is the universal solvent. C. Water has a greater buoyancy force than that...
  7. Chemistry

    Explain the following phenomena in terms of intermolecular forces. Determine the major type of forces between the molecules. a) You can't clean grease off you hand with water only b) Pancake syrup is more dense than olive oil. Please provide the structure of both in your ...
  8. Chem

    _____________ are a type of intermolecular force that _____________ . A. London forces; occur between permanent dipoles B. London forces; are the attractive forces between all molecules due to instantaneous dipoles C. Hydrogen bonds; are weaker than dipole-dipole forces D. ...
  9. CHEMISTRY

    1.What is the relationship between polarity of a molecule and boiling point? 2.How does a hydrogen bond's strength compare to normal chemical bonds. such as covalent and ionic bonds? 3.Why don't fish freeze to death when the water above them freezes in a pond? 4.Why shouldn't ...
  10. Organic CHEM

    I read on the textbook a sentence like this: "The melting and boiling points of alkanes increase as their molecular sizes increase. This is because as alkane molecules become bigger, the attractive forces between the alkane molecules become stronger." Please tell me if my ...
  11. Biology

    How can I describe the following things about water in sketches or drawings? please give me ideas 1.High heat capacity 2.High heat of vaporization 3.Water is a solvent 4.Water molecules are cohesive and adhesive 5. Frozen water is less dense than liquid water 6. Water has a ...
  12. Chem-Gases

    Explain how attractive forces between molecules decrease the pressure of a gas?
  13. Science

    How can I describe the following things about water in sketches or drawings? please give me ideas 1.High heat capacity 2.High heat of vaporization 3.Water is a solvent 4.Water molecules are cohesive and adhesive 5. Frozen water is less dense than liquid water 6. Water has a ...
  14. Biology /science

    How can I describe the following things about water in sketches or drawings? please give me ideas 1.High heat capacity 2.High heat of vaporization 3.Water is a solvent 4.Water molecules are cohesive and adhesive 5. Frozen water is less dense than liquid water 6. Water has a ...
  15. Biology

    Are these correct? Cohesion=Water molecules stick to the side of a straw because of this attractive force. Adhesion=Liquid mercury forms drops because of this attractive force Polarity=This property of water enables salt to dissolve in water Base=This is a substance that ...
  16. Chem!??!?!?!?

    Is it possible for a cup of water to completely evaporate in a room with a constant temperature of 21ºC??? Yes, of course. Why would you think it would not? A wet towel will dry, right? but why is that? The Kinetic Molecular Theory, distributed velocity /energy in molecules ...
  17. Chemistry

    So I am trying to understand in molecular terms the solubility of NaCl in water. So there are intramolecular forces that are mostly ionic between the ions, creating this partial positive, partial negative substance. And the intermolecular forces are also ionic. Ionic forces ...
  18. Chemistry

    The forces holding together an ionic solid are much stronger than the forces between particles in a molecular solid. How are these strong forces reflected in the properties of an ionic solid? a) strong hydrogen bonding exists between discrete molecules b) strong dipole-dipole ...
  19. chemistry

    what inter particle forces are between molecules of carbon dioxide and water?
  20. Chemistry

    I don't get how the intermolecular forces (Hydrogen bonding) relates to the heating curve of water. I read some stuff on intermolecular force for Hydrogen bonding and it said that the force between water molecules raise the boiling point of water. So would this mean that the ...
  21. science 3

    11. The freezing point of a substance is ____ the melting point of the same substance. (1 point)greater than less than equal to unrelated to 12. For most substances, the distance between particles is smallest when the substance ____. (1 point)exists as a gas exists as a liquid...
  22. Chemistry

    What intermolecular force exists between the CH3CH2CH3 , CH4 , or the "CH3CH2" end of the ethanol molecule and the water molecules? A. dipole-dipole forces B. hydrogen bonding C. London Dispersion forces D. no intermolecular interaction exists
  23. Biology

    How can I describe the following things about water in sketches or drawings? please give me ideas 1.High heat capacity 2.High heat of vaporization 3.Water is a solvent 4.Water molecules are cohesive and adhesive 5. Frozen water is less dense than liquid water 6. Water has a ...
  24. chemistry

    oil and water are immiscible. what does this mean? explain in terms of the structural features of their respected molecules and the forces between them.
  25. chemistry

    Why do compounds with strong intermolecular attractive forces have higher boiling points than compounds with weak intermolecular attractive forces?
  26. Chemistry

    A covalent bond forms when (1)two nuclei share electrons in order to achieve a complete octet of electrons (2) atoms form ions and then electrostatic forces of attraction bond the ions together. (3)repulsive forces between atoms are greater than the attractive forces (4) a ...
  27. Chemistry......

    If the statement is true, write a T in the blank. If the statement is false, rewrite it to make it correct. 1. An inert gas reacts easily with other elements 2. Radioactive decay is dependent on external forces such as temperature and pressure Fill-in-the-blanks An (11...
  28. Chem

    If the statement is true, write a T in the blank. If the statement is false, rewrite it to make it correct. 1. An inert gas reacts easily with other elements 2. Radioactive decay is dependent on external forces such as temperature and pressure Fill-in-the-blanks An (11...
  29. Chemistry

    Explain why olive oil has a higher viscosity than water, by selecting an appropriate word from the provided list and filling in the following blanks. Oleic acid has a higher viscosity than water because it is a much________ molecule than water with ________ ________. List of ...
  30. Chemistry

    What are the attractive forces that increase surface tension? -Would it be cohension and adhension? Thanks
  31. Chemistry

    4 super tough chemistry questions: 1.) Water has a considerably higher boiling point and lower vapor pressure than other molecules of similar or larger molar mass. For example, dinitrogen (N2), methane (CH4), etc. all have lower boiling points and higher vapor pressures than ...
  32. Science

    Which type of attractive forces do you expect between HCl3,HF,HCL?
  33. Chemistry

    1. As the intermolecular forces between molecules increase in magnitude, do you expect each of the following to increase, decrease or remain the same? My answers: Viscosity: increase Boiling point: increase Vapor pressure: decrease Surface tension: increase Heat of ...
  34. Chemistry

    1. As the intermolecular forces between molecules increase in magnitude, do you expect each of the following to increase, decrease or remain the same? My answers: Viscosity: increase Boiling point: increase Vapor pressure: decrease Surface tension: increase Heat of ...
  35. Chemistry

    What is the strongest of the intermolecular forces http://wine1.sb.fsu.edu/chm1045/notes/Forces/intermol/Forces02.htm The strongest is electrostatic forces between ions. But I don't call electrostatic forces between ions "intermolecular forces." They are ionic or electrostatic...
  36. Chemistry

    please I need help with this. what is the difference between molality, normality and molarity? and adhesive forces and cohesive forces? I am very confused. please help thanks
  37. CHEMISTRY

    what do you observe on the seawater where ships dock? Explain in relation with attractive forces and surface tension..
  38. chemistry

    Why is it possible to float a pin on the surface of water? A. The molecules of water on the surface change bonding as they dry out. B. The density of the pin is less than that of the water's surface. C. The surface tension of the water is so low. D. The force exerted by the ...
  39. Chem

    In the van der waals equation, the constants a and b are: 1)used to correct for the finite volume of gas molecules and the attractive forces between molecules 2)equal to each other for any real gas 3)used to correct for the difference between Celcius and Kelvin 4)equal to 1 ...
  40. chemistry .....please help

    Which of the following statements does not apply to water? A. Like all liquids, water assumes the shape of its container. B. Water is a polar molecule. C. The strong surface tension of water allows it to adhere to the sides of a container and actually move up tubing via ...
  41. Chemistry

    which substance has the greatest intermolecular forces of attraction between molecules ? 1)propanone 2)ethanol 3)water 4)ethanoic acid dont really understand, please help
  42. chemistry

    a real gas is introduced to a flask of volume v. is the corrected volume of the gas greater or less than V? Ammonia has a larger a value than neon does. What can you conclude about the relative strength of the attractive forces between molecules of ammonia and between atoms of...
  43. Advanced Chem- Intermolecular Forces of Attraction

    Answer/ explain the following in terms of intermolecular forces and properties of the substances referred to in each situation. 1. Why is it that if a glass is slightly filled above the brim with water, the liquid does not overflow? 2.Induced dipole forces or London force of ...
  44. science

    1 which of earths spheres contains most of its mass? A atmosphere B hydrosphere C geosphere* D biosphere 2 erosion and weathering are examples of which types of forces? A constructive forces B destructive forces* C gravitational forces D inertia-related forces 3 which of the ...
  45. Chemistry

    Can someone check to see if my answers look ok. For the following crystals, explain how their melting points are related to the bonding forces and the crystal structure: a)Copper,Cu Copper has metallic bonds between atoms. It can occur as isometric cubic and octahedral ...
  46. Organic Chemistry

    I want to confirm some things on solubility and boiling points(they might be right or wrong): - If a substance is soluble in water then it also has a high boiling point - If a substance has a high intermolecular force then it also has a high boiling point - Shorter ...
  47. biology

    POLARITY COHESION SURFACE TENSION CAPILLARY ACTION UNIVERSAL SOLVENT ADHESION match definitions Because water molecules stick together, they form a thin film on the surface of pools of water, on which some organisms can walk Water molecules are able to move against the force ...
  48. Chemistry

    A. The molecules of water on the surface change bonding as they dry out. B. The density of the pin is less than that of the water's surface. C. The surface tension of the water is so low. D. The force exerted by the mass of the pin does not increase the surface area enough for...
  49. biology

    Which of the following properties of water would be most important in protecting a fish in a shallow pond on a hot summer day? the low density of water in the solid phase water's strong forces of adhesion water's high specific heat water's solvent properties
  50. Chemistry

    is the molar mass value of a volatile liquid, such as ethanol, high or small? Usually small, but there are exceptions. The ability to be volatile means that the attractive forces between molecules in the liquid and vapor have to be small, so non polar molecules are the rule. ...
  51. Biology

    Which of the following properties of water would be most important in protecting a fish in a shallow pond on a hot summer day? A. the low density of water in the solid phase B. water's strong forces of adhesion C. the high specific heat of water D. water's solvent properties ...
  52. Biology

    Which of the following properties of water would be most important in protecting a fish in a shallow pond on a hot summer day? the low density of water in the solid phase water’s strong forces of adhesion water’s high specific heat water’s solvent properties Help? I can'...
  53. Chemistry: Please Help!!

    37. Lake Michigan is a very large, very deep body of water, located in a region of the United States that gets quite cold in winter. On the coldest day of last year, what was the temperature at the bottom of the lake. Explain your answer in terms of density of water. 38. ...
  54. Biology HELP!

    1. Which of the following correctly identifies the composition of an oxygen atom? (1 point) 8 protons, 8 electrons, and 8 neutrons 6 protons, 6 electrons, and 6 neutrons 8 protons, 6 electrons, and 7 neutrons 6 protons, 6 electrons, and 12 neutrons 2. Which of the following ...
  55. please help me!! with this science!!!!!

    Multiple Choice 1. Which sphere of the Earth system contains all living organisms? (1 point) atmosphere biosphere geosphere hydrosphere 2. Which of the following statements best describes the geosphere? (1 point) the sphere that consists of solid rock layers near Earth’s ...
  56. physics

    2) Tube (b) is also filled with water, A1 is 0.05m2 and A2 is 0.08m2 Two pistons are placed in both ends of the tube and forces, F1 and F2 are exerted on the pistons so that they remain at the same height. If F1 = 20N what is F2? (I got the answer to this question) 3) Tube (c...
  57. Physic

    The gravitational forces of the Earth and the Moon are attractive, so there must be a point on a line joining their centers where the gravitational forces on an object cancel. How far is this distance from the Earth's center?
  58. PHYSICS

    The gravitational forces of the Earth and the Moon are attractive, so there must be a point on a line joining their centers where the gravitational forces on an object cancel. How far is this distance from the Earth's center?
  59. chemistry

    Is this statement accurate? the boiling point of the distilled water was 99°C. After five minutes, the temperature still stayed the same; it remained constant. The liquid was becoming a gas. Phase change means there is an energy change. When the temperature of the water ...
  60. physics, forces and weights

    If the aim is to let a 700 kg pump float on the surface of water, how many cylinders ( 50cm*90cm ) containing fresh water should we have ?
  61. chemistry

    Describe the attractive and repulsive forces that exist between two atoms as the atoms move closer togther.
  62. physics

    please check: Conductors can be charged by ___, while insulators cannot. a. grounding b. induction c. polarization d. contact D Which of the following is not true for both gravitational and electric forces? a. the inverse square distance law applies b. forces are proportional ...
  63. calculus

    water in a paper conical filter drips into a cup. let x denote the height of the water in the cup. if 10 in^3 of water are poured into the filter, find the relationship between dy/dt and dx/dt so the paper filter is 4 inches tall whith a radius of 2 inches. x is the height of ...
  64. Physics

    Two kids sitting on opposite sides of a small lake use sticks to beat the surface of the water at a frequency f=1.5 Hz. They notice that a standing wave pattern develops between the points where they are disturbing the water surface. They count n=5 nodes over the L=10 m ...
  65. science

    which of the following properties of water explains its characterization as the universal solvent. a)kinetic energy of liquid water molecules b)high specific heat c)polarity of water molecules d)high surface tension
  66. Chemistry of Life

    Which statement is true about water molecules? The oxygen atom has a negative charge. The hydrogen atoms do not share electrons. Water molecules move randomly around each other. Water molecules cannot dissolve many substances. Question 2. How does water relate to the ability ...
  67. science

    which of the following properties of water explains its characterization as the universal solvent. a)kinetic energy of liquid water molecules b)high specific heat c)polarity of water molecules d)high surface tension I chose C
  68. Chemistry

    Olive oil has a higher viscosity than benzene. Which statement best explains the reason for the difference in viscosity between these two liquids? A. Molecules of olive oil take up a smaller volume than molecules of benzene. B. Fewer intermolecular forces exist between ...
  69. Chemistry. can jus anyone giv me ther opinion.

    Eva has two containers labeled A and B. The diameter of container A is 8 inches and the diameter of container B is 12 inches. If Eva pours the water from container A into container B, which will occur...
  70. Chemistry(Please check)

    1) For a series of small molecules of comparable molecular mass, which of the following choices lists the intermolecular forces in the correct increasing order? a) dipole-dipole forces < London forces < hydrogen bonds b) hydrogen bonds < dipole-dipole forces < ...
  71. chemistry

    The vapor pressures of several solutions of water-propanol(Ch3Ch2Ch2OH) were determined at various compositions, with thefollowing data collected at 45C: XH2O Vapor pressure (torr) 0 74.0 .15 77.3 .37 80.2 .54 81.6 .69 80.6 .83 78.2 1.00 71.9 a.) Are solutions of water and ...
  72. chemistry

    Which of the following statements is NOT true in regards to water, ethanol, and isopropanol? A. Water has the highest boiling point. B. Two lone pairs of electrons are assigned to the oxygen in each Lewis structure of all three molecules. C. Dispersion forces affect all three ...
  73. chemistry

    Which of the following statements is NOT true in regards to water, ethanol, and isopropanol? A. H-O-H and C-O-H bond angles are all equal to 109.5. B. Dispersion forces affect all three molecules. C. Two lone pairs of electrons are assigned to the oxygen in each Lewis ...
  74. chemistry

    Which of the following statements is NOT true in regards to water, ethanol, and isopropanol? A. Two lone pairs of electrons are assigned to the oxygen in each Lewis structure of all three molecules. B. Dispersion forces affect all three molecules. C. H-O-H and C-O-H bond ...
  75. Chemistry

    Which of the following statements is NOT true in regards to water, ethanol, and isopropanol? A. Two lone pairs of electrons are assigned to the oxygen in each Lewis structure of all three molecules. B. H-O-H and C-O-H bond angles are all equal to 1095. C. Dispersion forces ...
  76. chemistry

    Which of the following statements is NOT true in regards to water, ethanol, and isopropanol? A. H-O-H and C-O-H bond angles are all equal to 1095. B. Two lone pairs of electrons are assigned to the oxygen in each Lewis structure of all three molecules. C. Dispersion forces ...
  77. chemistry

    Which statement best describes what must occur for two atoms to combine to form a chemical bond? A. The electrons of one nucleus must transfer to the nucleus of the second atom for a chemical bond to form. B. The repulsive forces of both nuclei must overcome their attractive ...
  78. Advanced Chemistry

    he vapor pressures of several solutions of water-propanol(Ch3Ch2Ch2OH) were determined at various compositions, with thefollowing data collected at 45C: XH2O Vapor pressure (torr) 0 74.0 .15 77.3 .37 80.2 .54 81.6 .69 80.6 .83 78.2 1.00 71.9 a.) Are solutions of water and ...
  79. Pre Calc

    If two forces of 5 lb. and 8 lb. are acting on the same point are equivalent to a single force of 10 lb., find the angle between the given forces, and the angle between the resultant and the larger force.
  80. maths

    Six forces 9.81 N each acting at a point are coplanar. If the angles between neighboring forces are equal then the resulant is:
  81. Physics

    Not sure where to begin with this question--any help appreciated! Two kids sitting on opposite sides of a small lake use sticks to beat the surface of the water at a frequency f=1.5 Hz. They notice that a standing wave pattern develops between the points where they are ...
  82. Chemistry

    1. Ethanoic acid (acetic acid) is very soluble in water. However, naturally ocurring long-chain carboxylic acids such as palmitic acid (CH3(CH2)14COOH) are insoluble in water. Explain why. My guess: Long-chain carboxylic acids have stronger relative strength of intermolecular ...
  83. SCIENCE

    Please see if I have the right answer. The three atoms in a water molecule are held together by oxygen bonds, covalent bond, surface tension, hydrogen bonds, or gravity. I think it's covalent bonds. Am I right? Water molecules, even inflowing water, can link together by ...
  84. Chemistry

    Molecular crystals consist of molecules held together by intermolecular forces. Ice is a good example. In ice, water molecules are held together by ______, and by London dispersion forces. Intermolecular forces are _______ than ionic or covalent bonds. Hence, molecular ...
  85. Chemistry

    why does the value of i (van t' hoff factor) change with regards to theoretical vs. experimental? i'm not quite sure what happens but i know it has to do with ions in the solution. could it be attractive forces between ions?
  86. science

    Are there hydgrogen bonds between water molecules in the liquid phase No, and if there were, the water would just be ice (a solid). Yes, and they are continually breaking and reforming. Yes, but they rarely ocuur. No, otherwise the water molecules would not be able to tumble ...
  87. Chemistry

    Although water and ammonia differ in molar mass by only one unit, the boiling point of water is over 100 degrees C higher than that of ammonia. What forces in liquid water that do not exist in liquid ammonia could account for this observation?
  88. Science

    When people want to use water to create electricity they generally build a dam to hold the water back, creating a large lake behind the dam. Why is it necessary to hold the water back with a dam in order to produce electricity? A)It increases the amount of water available. B)...
  89. science

    A test liquid has a density of 1.1 g/ml. When you pour some of it into a cup of water,what will happen (assuming that their natures are such that they don't mix and that there is no chemical reaction between the two substances)? A.the test liquid will float on top of the water...
  90. science

    erosion and weathering are examples of which type of forces ? a) constructive forces b) destructive forces c) gravitational forces d) inertia-related forces
  91. Phiscal science

    gravitational, electromagnetic, and nuclear forces. 1. Why are these forces often called fundamental or basic forces? 2. Where are these forces found? 3. How are other forces related to them?
  92. science

    erosion and weathering are examples of which types of forces? A constructive forces B destructive forces***** C gravitational forces D inertia-related forces please check my answer
  93. physics

    three forces, each of magnitude 1450 LB act in the same point. The angle between adjacent forces is 45.0 degree. Find the resultant force?
  94. chemistry

    So this is the case: liquid methanol, CH3OH is being prepared to be poured into a beaker of water. (THERE CAN BE MORE THAN ONE ANSWER FOR Q1-3) 1) What intermolecular forces are broken in the methanol when these substances are mixed? -hydrogen-bonding -dispersion forces -...
  95. chemistry

    Which of the following statements is NOT true in regards to water, ethanol, and isopropanol? A. Water has the highest boiling point. B. H-O-H and C-O-H bond angles are all equal to 1095. C. Dispersion forces affect all three molecules. D. Two lone pairs of electrons are ...
  96. Algebra

    The total amount of water in 2 containers is 35quarts. If 7 quarts gets poured from the container with less water into the continer with more water, the container with more water will have 4times as much water as the other container. How many quarts are in the container with ...
  97. physics

    Four tubes are set up in the lab at sea level as shown by the figure. The letter under each tube corresponds the question with the same letter. 1 atm = 101300 Pa = 101300 N/m2 ρwater = 1000 kg/m3 (a) What is the pressure pushing down on the surface of the water in tube (a...
  98. physics

    1. Two point charges are separated by 6 cm. The attractive force between them is 14 N. Find the force between them when they are separated by 12 cm. 2. The SI unit of mass is the kilogram. What is the SI unit of charge? 3. The proportionality constant k in Coulomb’s law is ...
  99. chm

    Which of the following facts is evidence for the existence of induced dipole-induced dipole interactions between molecules? Answer >>>Ions in water become surrounded by water molecules and this is what we observe as "dissolving." Water freezes into a solid made up of ...
  100. Math (Pre Calc)

    If two forces of 5 lb. and 8 lb. are acting on the same point are equivalent to a single force of 10 lb., find the angle between the given forces, and the angle between the resultant and the larger force. I am not allowed to use law of cosines I must use vectors.
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