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Question:
What is recorded as the final temperature (in oC) on a constant pressure calorimeter if 12.404 g of potassium hydroxide is dissolved in 28.663 mL of water originally at 22.738oC?
A layer of peat beneath the glacial sediments of the last ice age has a carbon-14/carbon-12 ratio that is 21.4% of that found in living organisms. How long ago was this ice age
Using this equation, determine how many moles are formed for every one mole of KIO3. KIO3 + 5I + 6H ? 3I2 + 3H2O + K B)Using this equation, determine how many moles S2O3 are needed to titrate the number of moles of I2 calculated in A.
Explain, in detail, how concentrated sulfuric acid catalyzes the Fischer esterification reaction? Use structures to illustrate your point
Write the chemical equation for the ionization of each of the following weak acids in water. (Some are polyprotic acids; for these write only the equation for the first step in the ionization.
How many milliliters of 5.00 M HCl solution are needed to provide the 1.50 moles of HCl needed for a reaction?
Write a blance equation with Cu, NaI, I2, and a drop of acetic acid to form CuO and CuCO3.Cu(OH)2.
basketball with a volume of 3.50 liters is left in a car when the temperature is 298 k. what will the volume of the
The heat capacity of a bomb calorimeter is found to be 5.65 kJ/c. when a 2.92 g sample of glucose(C6H12O6,MM180.16) is burned in the calorimeter, the final temperature 33.8 C. what is the quantity of heat (in kJ) release or absorb by the reaction if ..
a student makes 215 ml of a 3.15m solution of na2so4. he then forgets to seal it and some water evaporates overnight.
When the following equation is balanced using the smallest possible integers, what is the number in front of the substance in bold type. Na2S2O3 + I2 ? NaI + Na2S4O6
The reaction is thought to follow second order kinetics which follows the relationship 1/[A]=1/[A]0+kt where [A] is the molarity at time, t, and [A]0 is the initial concentration.
A protein engineering laboratory studying monoclonal antibody protein characterized the thermal stability of these proteins by measuring their melting temperature (Tm), which is specific as the temperature at which the proteins are half unfolded
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