Question

NaOH
+ H2SO4= Na2SO4+2H2O записать в молекулярной и ионной форме

Answer 1

$2NaOH+H_{2}SO_{4}=Na_{2}SO_{4}+2H_{2}O$
$2Na^{+} + 2OH^{-} + 2H^{+} + SO_{4}^{2-}=2Na^{+} + SO_{4}^{2-} + 2H_{2}O$