A student collected samples of Pondwater in several test tubes. the student wants to transfer a small amount pond water from a test tube to microscope which of the following should the student use

How do scientists think that gravity affected the formation of our solar system?

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.