10. Which liquid has stronger forces of attraction between molecules, ethanol or water? WHY?

Q: Rank the relative amounts of intermolecular attractive forces present in different phases of matter.

A: The objective is to rank the relative intermolecular attractive force present in the different…

Q: The heat of vaporization for water is 540 cal/g.  How many kilocalories are needed to change 5 g of…

A: Heat capacity is defined as the ratio of heat energy absorbed by a substance to the temperature…

Q: Which liquid is more viscous at room temperature,water or molasses? Explain.

A: Viscosity means the internal resistance between the layer of the liquids. The higher the resistance…

Q: Determine whether each pair of substances forms a homogeneous solution when combined. If they do,…

A:

Q: Suppose 1g of water at 10 °C was heated and there are no heat lost in the surroundings. How much…

A: Given that:                       Mass of water = 1g = 0.001 Kg                    Initial…

Q: How much energy is released when 2.55kg of diethyl ether freezes?

A: We have to find the amount of energy released when 2.55kg of diethyl ether freezes.

Q: 5. Equal quantities of different liquids are placed in closed manometers at 20*C. Which liquid has…

A: Vapor pressure of liquids are defined as the pressure applied by liquids when the liquid is being…

Q: water, describe the role of hydrogen bonding. Describe 3 different properties of water related to…

A: Hydrogen bonding in water is cause of dimerization in  It from bond with alcohol so stablity if…

Q: This graph shows how the vapor pressure of three liquids varies with temperature: vapor pressure,…

A: Given:BenzeneAcetoneTrichloroethyleneThe boiling point is the temperature at which vapor pressure…

Q: Explain the relationship between intermolecular forces of attraction and surface tension. Then give…

A: Liquids possess a special property of surface tension, i.e., a tendency to minimize the surface…

Q: Which of the objects have the least Intermolecular Forces? Why?

A: The given three objects are solid, liquid and gas respectively. The physical properties of any…

Q: 5. The space-filling representation provided below is an example of a unit cell, which contains…

A: In primitive unit cell, the atoms are present on all the 8 corners of the cube. In body centered…

Q: What phase occurs when beads of water form on a cold drinking glass?

A: A phase is defined as the physically distinctive form of the matter such as liquid, gas, solid,…

Q: Cohesion is the attraction of water molecules to each other. TRUE OR FALSE

A: Solution Water striders use the high physical phenomenon of water and long, hydrophobic legs to…

Q: what intermolecular forces are present in a pure sample of ethanol?

A:

Q: .  Methyl alcohol makes one's skin feel much colder than pylene glycol, a food additive.…

A: Generally greater the pressure a liquid exerts, means weaker the intermolecular forces between the…

Q: How much water at its boiling point can be vaporized by adding 1.50kJ of heat?

A: Given that, q =  1.5 kJ heat is added to water at boiling point 1000C. Heat of vaporization of water…

Q: Which pure substance has the highest boiling point? O A. CH3OH O B. CH4 O C. CC[4 O D. CH2C12

A:

Q: What are intermolecular forces of attraction? Are they chemical bonds?Whyor why not?

A: The forces which are acting between the atoms of molecules is known as intermolecular forces.

Q: Motor oil consists primarily of nonpolar molecules. Compare motor oil and water. What is the…

A: Motor oils are generally compounds of hydrogen and carbon only known as hydrocarbons. They are…

Q: Predict which phase water exists in at 100°C and 5.0 atm. What phase changes, if any, does I water…

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Q: Which organic liquid, ethanol or methanol, exhibited the largest vapor pressure? Explain this in…

A: Vapor pressure : The vapor pressure of a substance is defined as the pressure at which a gaseous…

Q: Which of the following properties indicate that the intermolecular forces in a liquid are strong?…

A: the intermolecular forces in a liquid are strong, because of the properties of very high boiling…

Q: 2. Which state of matter is expected to have the stronger intermolecular force (solid, liquid or…

A: We know that, the distinction between solid, liquid and gas is the inter molecular distances. Solid:…