# 1.When HCl(aq) and NaOH(aq) are mixed in a beaker, the beaker feels warm to the touch. What is known about

###### Question:

1.When HCl(aq) and NaOH(aq) are mixed in a beaker, the beaker feels warm to the touch. What is known about the enthalpy of this reaction?

a. The reaction is exothermic.
b. The reaction is endothermic.
c. Heat is absorbed from the surroundings.
d. $\Delta$H is positive.

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