3. A graduated cylinder has lines every 1 ml. Draw a small portion of a graduated cylinder (draw it in the space below) with this precision, using the numbers between 80 ml and 90 ml. Draw liquid on your drawing so that the meniscus reads 84.8 ml. Explain why you can read this measurement as 84.8 ml and not 84 ml and not 84.86 ml.

Your roll: experienced electron speech is adressed to: a new "freshman class" of electrons job: write a speech task: you are to pretend that you are giving a speech to a new group of electrons. be sure to mention their placement in an atom, their charge, and their role in chemical bonding (ionic and covalent) be specific!

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?

What is the mass of naoh that would have to be added to 500 ml of a solution of 0.20 m acetic acid in order to achieve a ph of 5.0?