The compound P4S3 is used in matches. It reacts with oxygen to produce P4010 and SO2. The unbalanced chemical equation is shown below P4S3(s) + O2(g) → P4010(s) + SO2(8)
What mass of SO2 is produced from the combustion of 0.401 g P S3?

The independent variable is the type of music.the dependent variable is the pulse rate.the intervening variable is the age of the subject.if the mother does not like rock, her pulse is likely to not increase.the same might be true for the sister.the friend may like rap and gets excited.to establish cause/effect relationship, all of the subjects must be consistent.hope i .

Ibelieve it is b. proton.hope my answer has you : )

In any atom of any element, you will find protons and neutrons in the nucleus of any atom