Question

is it the first one??? nobody helps in chem .
Which of the following is an example of a neutralization reaction?

HCl (aq) + NaOH (aq) arrow H2O (l) + NaCl (aq)

Mg (s) + 2H2O (l) arrow Mg(OH)2 (aq) + H2 (g)

H2CO3 (aq) arrow H2O (l) + CO2 (g)

Pb(NO3)2 (s) + 2NaI (aq) arrow PbI2 (s) + 2NaNO3 (aq)

Answer 1

first one i think because hcl and naoh go to h2o and hcl disappear

Answer 2

thank you! are you good at chem? cause i have a couple more questions @Thesn1