To write the electron configuration of lead (Pb) in noble gas notation, replace
with

You have a liquid that exhibits diltancy. you want to pour it from a bottle. what should you do to the bottle before pouring

Balance the following reaction. as2s3 + 9o2 → 2as2o3 + so2

In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding. i