Donner la formule chimique des ions de soufre et de magnésium

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

What is the percentage composition of carbon in the compound ch4

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive