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x er jaygay (x+x1)/2 diye replace krte hoy
Читать полностью…Pic gula kn jni jhapsha asteche.. Na bujhle boilo
Читать полностью…Kabbo vai ar Subrato vai...Subrata vai er arek nam shuvo.. Uni e target buet e...🥲
Ebar bp valo kisu korte pare
pH=12
pOH=2
[OH-]=10^-2 M
So [NaOH]=10^-2 M
w=SVM=(10^-2×1×40)
03 number tar solve ta kivabe korse keu ektu explain kore dao pls
Читать полностью…Assalamualaikum, ei grp er kew achen jini DMC station er paid course achen or chilen?
Читать полностью…Accha hsc te stoichiometry use kra thik hbe?
Читать полностью…Khata to nai🙂apni somota ta kore nen 2Kclo3=2Kcl+3O2
Erpor stoicheometry use just
Kclo3 er আণবিক ভর=122.5
3×22.4 L o2 lawa jay 2×122.5 g kclo3 hote
So 17 L o2 (2×122.5/3×22.4)×17 g kclo3 hote
Porerta jodi Salt er matra S
Ar acid er matra A hoy
Taile log(2S/A)-log(S/A)
=log [(2S/A)×(A/S)=log 2
Maybe etai..