Means it's a chord were C is the fundamental note. The fundamental note, is the note from were the chord is constructed.
So if it's a C major chord, it could be
C E G or C E G B
Not sure what you mean, but if you mean A/C, that means an A chord played over a C in the bass.
309.5
No chord
Not sure what you mean. If you mean a suspension chord, that is a chord made up of the I, IV, and V of a scale. For instance, a Csus is C, F, G. There is also a Sus 2 chord, which is the I, II, and V of a scale. A Csus2 would be C, D, and G. However, that is normally just called a 2 chord.
I always play an A-chord, with a C in the bass. I should note an A-chord with a bass-C sounds rather dissonant. An A-minor/C or a A/C# would be more logical.
If you mean what are the notes in and an A minor chord, the notes are A, C, and E.
Csus4 means C suspended4th. Its a chord use in Music
A C and F chord
A chord with the fourth in it. C fourth chord is C F and A, although, it's not really called a fourth, it's called a suspension or suspended chord.
The notes in a C major chord are C, E, and G.
The notes of a C chord on the guitar are C, E, and G.
The term, "root" in Musical terms means the note that the rest of a chord is based around. For example, a C major chord which consists of the notes C, E and G would have a root note of C as it the note that allows the rest of a chord to follow. It is always the first note of any chord.