Write the empirical formula for mg+2, fe+2, i−, s−2

Si una estrella no tiene paralaje medible, ¿qué puedes inferir?

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.