Question
COULD PLEASE SOMONE ASNWER THIS CORRECTLY AS I HAVE SEEN MANY ASNWERS DONE TO THESE QUESTIONS BUT ALL ARE DIFFERENT. ALSO COULD THIS BE DONE
COULD PLEASE SOMONE ASNWER THIS CORRECTLY AS I HAVE SEEN MANY ASNWERS DONE TO THESE QUESTIONS BUT ALL ARE DIFFERENT. ALSO COULD THIS BE DONE BY HAND AND NO ON COMPUTER. THANK YOU
Show your working as this question will be assessed using grade descriptors 1, 3 & 7)
a) What is the standard enthalpy of reaction per mole of either HCl or NaOH when 100.00 cm3 of 0.1 moldm-3 of hydrochloric acid (HCl) and 100.00 cm3 of 0.1 moldm-3 of sodium hydroxide (NaOH) are mixed?
According to your simulation, the temperature rose by 0.68oC. (Density of water = 1gcm-3, Specific heat capacity of water = 4.18 J g-1 oC-1)
Show your working below:
HCl (aq) + NaOH(aq) NaCl(aq) + H2O(l)
b) What is the standard enthalpy of reaction per mole of KOH when 50.00 cm3 of 1.0 moldm-3 of Nitric Acid (HNO3) and 50.00 cm3 of 1.0 moldm-3 of Potassium Hydroxide (KOH) are mixed?
According to your simulation, the temperature rose by 6.81oC. (Density of water = 1gcm-3, Specific heat capacity of water = 4.18 J g-1 oC-1)
Show your working below:
HNO3 (aq) + KOH (aq) KNO3 + H2O
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