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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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djchewinggum djchewinggum
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7 months ago
A 100. mL sample of 0.200 M aqueous hydrochloric acid is added to 100. mL of 0.200 M aqueous ammonia in a calorimeter whose heat capacity (excluding any water) is 480. J/K.  The following reaction occurs when the two solutions are mixed.
         HCl(aq) + NH3(aq) → NH4Cl(aq)
The temperature increase is 2.34°C.  Calculate ΔH per mole of HCl and NH3 reacted.

▸ –154 kJ/mol

▸ –1.96 kJ/mol

▸ 1.96 kJ/mol

▸ 154 kJ/mol

▸ 485 kJ/mol
Textbook 
Chemistry

Chemistry


Edition: 11th
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DNA_HelicaseDNA_Helicase
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djchewinggum Author
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7 months ago
this is exactly what I needed
sudenzia
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Yesterday
Just got PERFECT on my quiz
njn;l
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2 hours ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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