the ph of a naoh solution is 12.05. what is the concentration of [oh-] of the naoh solution? express your answer in standard notation

How do you determine whether a molecule is polar? select all that apply. select all that apply. determine whether the polar bonds add together to form a net dipole moment. determine if the bonds are ionic or covalent.

The hypothesis states that the fraction of radioactive nuclei after N half-lives is 0.5n. In this expression, the value 0.5 represents

Where are the youngest regions in the ocean? Where are the youngest regions in the ocean?

Convert as indicated. 93.7 mm to decimeters Select one A 9370 dm B. 937 am c. 9.37 dm

How many atoms of Mg are present in 97.22 grams of Mg? 6.022 * 1023 2.408 * 1024 4.818 * 1024 5.855 * 1025

How do bacteria get their food? Select all that apply. manufacture it themselves obtain it from decaying organic matter obtain it parasitically from living organisms obtain it from the soil and atmosphere

A test done under standard conditions is referred to as what in chemistry? A. STP B. Control C. Rate Constant D. Kinetics E. None of the above

Ethylene glycol (antifreeze) has a density of 1.11 g/cm3. what is the volume in liters of 3.46 kg of ethylene glycol?

Which type of matter are made of atoms? a. solids only b. solids and liquids only c. plasma only d. solids, liquids, gases and plasma

Read the excerpt from a science text. In our experiment, we filled two identical glasses with water. To one glass, we added two tablespoons of salt and stirred. To the other glass, we added four drops of food coloring and stirred.