General Chemistry Answers

. Write a balanced nuclear equation for the following: (3 points each)

a. K-capture of Ar-37

b. The loss of a beta particle by Pb-210

c. The fission of U-235 to give Ba-140, another nucleus, and an excess of two neutrons

d. The loss of an alpha particle by Th-230

An aqueous solution is prepared by dissolving 14.2 ml of methanol (ρ = 0.793 g/ml) in enough water to

produce 75.0 ml of solution. What is the concentration of this solution expressed as (a) % methanol by

volume and (b) % m/v?

If a given volume of nipa sap contains 69.0 grams of glucose

and all of this sugar is fermented, how many grams of acetic acid CH 3 COOH would be produced?

Define pH and pKa. Use these concepts to predict the ionization state of any given amino acid or its side chain in a protein.

Compare and contrast beta, alpha, and omega oxidative pathways and their products

and importance.

Discuss 2,3 BPG pathway in erythrocyte and its significance.

Distinguish Allosterity and co-operativity.

Some anaerobic bacteria metabolize glucose differently (no reaction with oxygen) as shown in the balanced equation. Given the following thermochemical equation for the anaerobic metabolism of glucose, calculate the amount of energy absorbed or released when 35.0 g of carbon dioxide gas is produced from the metabolism of glucose. 

C₆H₁₂O₆(s) + 2H₂O(l) --> 4H₂(g) + 4CO₂(g) + 2CH₄(g) ΔH_rxn = +122 kJ

Enter your answer with a sign (+ or -), a number with three digits and units. Be sure to enter a sign (+ or -) and units.

Give examples of self assembly might be found in household.

a solution that contains 70g of NaNO3 at 30 degrees celicius in 100 ml H2O