A10-ml sample diluted to 25 ml with procedure. it was determined that the 3.12% water was digested according to the standard moles of dichromate (dc) were consumed by the sample. what is the cod of the sample?

12 is probably the typical age for a first kiss but i think its to young.

Do not include the unexpected results

Well you can immediately rule out a and d because if a metal were to lose or gain protons, then it would become a different element all together. the answer here is b because the positive symbol with a number refers to how many electrons the metal can give away to become stable.