All strong acids have H atoms bonded to electronegative oxygen atoms. All strong acids have H atoms bonded to electronegative oxygen atoms. The conjugate base of a strong acid is itself a strong base. The conjugate base of a strong acid is itself a strong base. Strong acids produce solutions with a higher pH than weak acids. Strong acids produce solutions with a higher pH than weak acids. Strong acids are very concentrated acids. Strong acids are very concentrated acids. Strong acids are 100% ionized in water.