Be is
4. Prepares table salt
s
Hydrochloric acid attack sodium hydroxide
to give sodium chloride and water.
1
of
a
a) Write the equation of this chemical
reaction.
b) A thermometer indicates an initial
temperature
20°C and final
temperature of the mixture to 35°C when
the reaction is completed. Is the reaction
exothermic or endothermic?
c) By reacting 36.5 g of hydrochloric acid
with 40 g of sodium hydroxide, 18 g of of wather is formed.
calculate the mass of sodume chloride collected when we evaporate the entire quantily of water.​