1 b Calculate the volume of carbon dioxide formed at room temperature and. The enthalpy change therefore reflects both the exothermic reaction between H and OH and the endothermic bond breaking process.
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2NaHCO 3 Na 2 CO 3 H 2 O CO 2 a Name the type of reaction that takes place when sodium hydrogencarbonate reacts in this way.
. 5 LE 2021 06204221 Turn over 3 Sodium hydrogencarbonate is found in baking powder. Hence overall ΔH will be less exothermic. When sodium hydrogencarbonate is heated it forms three products.
The polymer chain shown is a type of condensation polymer known as a polyester. Question 33a ΔG ΔH TΔS -95 -80 -15 kJmol.
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