Х naoh na2o

Х naoh na2oХ naoh na2oХ naoh na2oХ naoh na2o
Х naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2o
Х naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2o
Х naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2o
Х naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2oХ naoh na2o