A 4.00 g sample of aniline (C6H5NH2, molar mass = 93.13 g/mol) was combusted in a bomb calorimeter with a heat capacity of 4.25 kJ/°C. If the temperature rose from 29.5°C to 60.5°C, determine the value of ΔH°comb for aniline.
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If 4.89 g of ZnCl2 is dissolved in enough water to give a to…
If 4.89 g of ZnCl2 is dissolved in enough water to give a total volume of 500 mL, what is the molarity of the solution?
The atomic number of an atom of 13C is
The atomic number of an atom of 13C is
By the classical era, Greek religion focused on which of the…
By the classical era, Greek religion focused on which of the following?
On whom did early Christian missionaries concentrate their c…
On whom did early Christian missionaries concentrate their conversion efforts?
When the following equation is balanced, the coefficient of…
When the following equation is balanced, the coefficient of is __________.
Calculate the mass (in ng) of 2.33 × 1020 atoms of oxygen.
Calculate the mass (in ng) of 2.33 × 1020 atoms of oxygen.
Which of the following could be progressed to increase the d…
Which of the following could be progressed to increase the difficulty of a resistance training program?
How did the Lycurgan system in Sparta shape its political or…
How did the Lycurgan system in Sparta shape its political organization?
What was the Byzantine’s best-known innovation?
What was the Byzantine’s best-known innovation?