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The rate constant of a reaction is 2.6*10-3s^-1 at 25 c, and the activation energy is 33.6kJ/mol. What is k at
Describe how branched-chain fatty acids affect the fluidity of membranes and rank the following fatty acids in the order of increasing solubility in water.
Calculate the change in pH when 3.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution that is 0.100 M in NH3(aq) and 0.100 M in NH4Cl(aq).
Based on the stoichiometry, at what point does the limiting reactant change? show calculations to support your answer. The volume of acid HCL (10mL) is constant and mass of metal Mg (0.250g) is constant.
Describe the experiment(s) (as necessary), observations (as necessary), and results (as necessary) which would allow you to distinguish
After calculating their boiling points, place the following aqueous solutions in order of highest boiling point to lowest boiling point. You must show all work in detail to receive credit: 0.1 m NaCl, 0.05 m Na2S, 0.08 m C6H12O6
Phosphorus trichloride gas and chlorine gas react to form phosphorus pentachloride gas. A gas vessel is charged with a mixture of PCl3(g) and Cl2(g)
if 2.3g of sodium reacted with 1.3g of water,what would be the total mass of sodium hydroxide and hydrogen produce?
Calculate the amount of heat required to completely sublime 14.0 g of solid dry ice (Co2) at its sublimation temperature
Suppose the radius of an atom in a simple cubic unit cell is 0.27 nm. What is the edge length of the unit cell in nm.
Some KCl is dissolved in water at 25 degree Celsius, where it completely dissociates. The vapor pressure of pure water at 25 degree celsius is 28.3 mmHg.
classify the reactions below as synthesis, decomposition, single replacement(cationic or anionic) or double replacement
What is the freezing point of water under a pressure of MPa? Assume that the density of ice is 0.915 g.cm^-3 and that of liquid water is 0.998 g cm^-3 at this pressure
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