De or het sfeerimpressie?

The correct Dutch article is:

de sfeerimpressie

Rule Words ending in -tie and -sie: almost always de. See the rule

How to use sfeerimpressie

the sfeerimpressiede sfeerimpressie
this sfeerimpressiedeze sfeerimpressie
that sfeerimpressiedie sfeerimpressie
our sfeerimpressieonze sfeerimpressie
your sfeerimpressiejouw sfeerimpressie
every sfeerimpressieelke sfeerimpressie
which sfeerimpressie?welke sfeerimpressie?
a big sfeerimpressie / the big sfeerimpressieeen grote sfeerimpressie, de grote sfeerimpressie