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One compound in the list below is a gas at room conditions, while all of the others are liquids or solids. For each indicate that it is the gas or the force most responsible for it being a liquid or solid.
(a) H2O 1 ---Select--- a gas dispersion forces dipolar forces hydrogen bonds ionic bonds covalent bonds metallic bonds
(b) C2H2 2 ---Select--- a gas dispersion forces dipolar forces hydrogen bonds ionic bonds covalent bonds metallic bonds
(c) CCl4 3 ---Select--- a gas dispersion forces dipolar forces hydrogen bonds ionic bonds covalent bonds metallic bonds
(d) KCl 4 ---Select--- a gas dispersion forces dipolar forces hydrogen bonds ionic bonds covalent bonds metallic bonds
(e) Pb
Solubility of Mg(OH)2 in water is 9.0z10^-4 g/100mL. What volume of .006 M HNO3 is required to neutralize1.0L of saturated Mg(OH)2 solution
The density of water at room temperature is less than the assumed 1.0 g/mL used in the calculations for determining the enthalpy of neutralization. How will this small (but real) assumption affect the reported enthalpy of neutralization for the st..
a solution of ethanol c2h5oh in water is prepared by dissolving 62.0 ml of ethanol density 0.79 gcm3 in enough water
How many moles of H+ (H3O+) are produced in 40.0 m of 0.025 M HCL?
A particular first order reaction has a rate constant of 1.35 times 10^2 s^-1 at 25 degrees C. What is the magnitude of k at 95.0 degrees C if Ea=55.5kj/mol
Who does the first ionizaiton energy of the alkali metal in a given period compare with the first ionization energy of the halogen in the same period. What is the result in terms of how these elements tend to react with each other
Would the following procedural errors cause an increase, a decrease, or no change in your calculated molecular weight? Indicate clearly the reasoning in each case.
a 4.22g sample of cus was added to excess hcl and the resulting h2s was collected over water. what volume of h2s was
Label the anode, cathode and direction of e- flow an write the half reaction equation for each electrode
discuss the various ways that the Fischer esterification reaction can be run to maximize conversion to ester.
has a rate constant k= 1.10 x10^-14 at 470 degrees C and an activation energy of 264 kJ/mol. What is the temperture of the reaction when the rate is constant is equal to 4.36 x 10^-3s^-1?
Given that acetophenone is a meta- director, draw all three resonance structures for the carbocation intermediate that results from STEP 2 in the electrophilic aromatic substitution reaction when acetophenone reacts with Br2 in the presence of FeB..
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