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what is the strongest intermolecular force in a liquid containing molecules with O-H, N-H or F-H bonds?
A) hydrogen bonds
B) covalent bonds
C) dispersion forces
D) dipole forces
E) none of the above
Explain the Reaction, If you treat an aldehyde wiith HCN you produce a cyanohydrin. For example
Celsius is allowed to expand into an evacuated vessel of 2.50 L volume. Does the gas do work? Explain
What are the major differences between "theories", "hypotheses" and "laws". What is an example that would explain them.
A chemist studying the properties of photo- graphic emulsions needed to prepare 500 mL of 0.18 M AgNO3 (aq). What mass of silver nitrate must be placed into a 500 mL volumetric ?ask, dissolved, and diluted to the mark with water? Answer in units o..
you dissolve 15.0g of sucrose C12H22O11 in a cup of water (225g) what is the freezing point of solution (kf of water is -1.86).
How much heat is absorbed in the complete reaction of 3.00 grams of SiO2 with excess carbon in the reaction below? Change in H degrees for the reaction is +624.6 kJ. SiO2 (g) + 3C (s) -> SiC (s) + 2CO (g)
calculate the mass of agcl and h2s formed when 85.6 g of ag2s reacts with excess hcl.
A 24.9 mL volume of HCl reacts completely with 55.0 mL of aqueous Na2CO3. The reaction is as follows:2HCl (aq)+ Na2CO3(aq)-> CO2(g)+H2O(l)+2NaCl(aq)
Vitamin b6 is needed in the metabolism of amino acids. When it binds to an enzyme it forms a complex with the e-amino group of lysine, which is a primary amine.
Separation of acetone from water by using MIBK - How much MIBK must be used if the final acetone concentration in the water-rich phase is 5 wt%?
The gas receives 525 J of heat from its surroundings and does 428 J of work. What is its final internal energy?
The solubility of a gas in water is 0.22 g/L at 20 kPa of pressure. What is the solubility when the pressure is increased to 115 kPa
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