A sample in the lab is found to contain 0.45 g magnesium and 2.9g bromine. What is the empirical formula of the sample?

1) these are barrel shaped microtubules in most animal cells, that organize the spindles during cell division

Turbo the snail moves across the ground at a pace of 12 feet per day. if the garden is 48 feet away, how many days will it take for the snail to get there?

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.