If 3.85 moles of aluminum (al) metal, with a density of 2.70 g/ml, are needed for a chemical reaction, how many milliliters of aluminum are needed?

select one:
a. 1.43 ml al
b. 18.9 ml al
c. 38.5 ml al
d. 281 ml al

As you watch a surfer ride a wave towards the shoreline, what is the shoreline? a) displacement reference b) reference point c) coordinate plane d) cartesian boundary

The formation of a solid, also known as a is an indication of a chemical change. precipitate particulate particle powder

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 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.