Chemistry, 16.03.2020 22:55 brendacauani12345
F 65mL of sulfuric acid and 25mL of sodium hydroxide were mixed and the solution had a density of 1.01g/mL, what is the heat of the calorimeter in kJ given the temperature change of the above equation. You may assume the solution has a heat capacity of 4.180J/gK. Express your final answer in kJ and with 2 decimal places
Answers: 2
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Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? a. the balloons both rise. the cold balloon is larger than the warm balloon. b. the balloons rise at the same rate. both balloons are the same size. c. the warm balloon expands and rises. the cold balloon shrinks and sinks. d. the cold balloon expands and rises. the warm balloon shrinks and sinks.
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If a solution contains 3 moles/liter of sodium chloride (nacl, made of sodium ions and chloride ions), what is the osmolarity of this solution
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F 65mL of sulfuric acid and 25mL of sodium hydroxide were mixed and the solution had a density of 1....
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