Is some advice right? Isn't some a modification of a countable noun? Is advice an uncountable noun?

Is some advice right? Isn't some a modification of a countable noun? Is advice an uncountable noun?

OXFORD ADVANCED LEARNER'S English-Chinese Dictionary
some
(used with [u] ns with uncountable nouns) an unspecified amount of
There's some ice in the fridge
Some mail come for you this morning
You left some money on the table
(used with PL [C] ns, usu referring to three or more)
Some children were playing in the park
Why don't you give her some flowers?
I've deleted some superfluous parts. It's clearer
So some advice is correct

Which of the following words are open and which are closed, as follows:
home、man、bus、she、like、ship、bes、cake、dog、June
The bes above is actually bed.

Open syllable: home like cake June
Man bus she ship bed dog

What are the open syllable and closed syllable words in English?
More than 20 each

1. Open syllable
1) A single stanza ending with a vowel. E.g.: be, he
2) Syllables ending with consonants (except R) + silent E. example: make, like
*In stressed open syllables, vowels are pronounced by letter name
bake,rope,blame,kite,be,he,make,name,take ,map,bag ,note,no ,mute,use
2. Closed syllable
A syllable ending in one or more consonants (except R) with only one vowel in the middle,
They are called closed syllables
*Vowels are pronounced as short vowels in stressed closed syllables
book,egg,best ,bit,fit ,dog,lot ,bus,cut
A lot of them