فيزياء_تاسعة_19- pH قيس | تجربة صادمة! pH حامض الكلوريدريك 1.98 فقط؟ ماذا يفعل بالجلد؟

Your name

👁 9

Hello hi

⏱ 1min 👁 8

Glad

👁 7

Go to school

⏱ 1min 👁 8

Numbers

👁 8

Qu'elle est jolie la Tunisie

⏱ 1min 👁 8

Ma maison

👁 7

My family

⏱ 1min 👁 8

Trois petits lapins

⏱ 1min 👁 8

I'm from Tunisia

👁 9

days of the week

👁 9

Joli coucou

⏱ 1min 👁 7

How old are you

⏱ 1min 👁 10

my classroom

⏱ 1min 👁 9

school bag

⏱ 1min 👁 8