For the acids, use the formula pH =-log[H*]. (Because HCI has 1 H* ion per formula unit, [H*] equals the molarity.) For water, use what you know about the pH of neutral solutions. For the bases, examine and
extend the pattern.

the major pests we deal with are insects, weeds and fungal diseases. a pesticide is a product, whether organic or chemical, used to kill the target pest. there are other techniques gardeners should use that can prevent the severe infestations that make the use of pesticides necessary

distance, luminosity, brightness, radius, chemical composition, and temperature

cytokinesis is the splitting of a cell membrane to form 2 identical daughter cells. it's similar to mitosis as both cells have identical copies of dna and cytokinesis is a step in the mitotic cycle.

i do not get it   at all