Determine the mass of 3 moles of boron? what is the gram formula mass of mg3(po3)2

how many atoms are in 1.0 mole of oxygen?

calculate the percent composition of barium in Ba3(po4)2.

calculate the percent composition of nitrogen in (NH4)3PO4.

what is molar mass of lead 111 oxide?

what is the formula mass of Ca3N2

Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o

What happens when an acid dissolves?

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.