Please help me out as soon as possible:)

Are these strong bases, neutral, strong acids, weak acids or weak base household bleach (ph=12.6) fluid in a car's battery (ph of less than 1.0) milk (ph=6.7) stomach contents (ph=2.2) pure water (ph=7)

Nucleic acid certain protein cell membranes certain carbohydrates

What occurs to the cell during mitosis