What group does the element 1S22S22P63S23P6 belong to

In which situation can a mixture always be called a solution

Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?

Calculate the mass of carbon in 97.0 g of sucrose c12h22o11