As Maria in Carl stood in the kitchen talking, a car drove by the house. The music was blaring so loudly that Maria commented:That loud music makes it seem like my heart is beating with music! Well, something is beating with the music, shouted carl Look at the windows! The windows in the kitchen were vibrating to the beat of the music from the car

Why should the scientific method be used to answer a question? a. it provides a way to test an idea without any bias. b. it provides a way to test a hypothesis. c. it provides a way to ensure all hypotheses are proven correct. d. it provides a way to quickly turn a hypothesis into a scientific theory.

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

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.