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A plot of density of ethyl alcohol as a function of temperature was found to be linear. What would you expect the value of the y-int. to be?
Which of the following statement correctly identifies three proteins that appear in the blood as a result of an occluded coronary artery that led to a myocardial infarction (MI)
what is the molality of ethanol in a solution made by dissolving 14.6g of ethanol, C2H5OH, in 53.6 g of water?
The addition of bromine to ethene in the presence of high concentration of chloride ion in an inert solvent results in the formation of 1,2-dibromoethane and 1-bromo-2-chloroethane. No 1,2-dichloroethane is obtained. Explain above experimental fac..
If you titrate 1.0 g of H2O2 solution (30wt%) with KMnO4, 25.05 ml of this KMnO4 solution is used. What is the molarity of KMnO4?
Indicate whether the following balanced equations involve oxidation-reduction. If they do, identify the elements that undergo changes in oxidation number.
What is the complementary sequence to the DNA strand 5' CGATGAGCC 3'? Enter the sequence in the 3' to 5' direction.
Calculate the delta G for each of the following reactions. State whether each reaction is spontaneous or non-spontaneous at standard conditions, and explain your reasoning.
Why is it important to apply the sample to the column in the smallest amount of solvent possible? what would happen if you used to much
Consider the chemical reaction 2NH3(g) N2(g) + 3H2(g). The equilibrium is to be established in a 1.0 L container at 1,000 K, where Kc = 4.0 ? 10-2. Initially, 1,220 moles of NH3(g) are present. Estimate the equilibrium concentration of H2(g).
How much PPP do you need to make 500ml of the solution if you only have 25g and you know that the MW of PPP is 478 g/mole.
What is the pH of a solution obtained by mixing 45 ml of 0.050 M NaOH with 25 ml of 0.250 M Ba(OH)2
125 mole of oxygen gas is added to carbon in a .25L container. The mixture equilibriates at 500K. Calculate the equilibrium concentration of carbon monoxide, knowing that K=.086 at 500K.
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