Based on the Lewis/electron dot representation of the two atoms, predict the ratio of metal
cationic (+) atom to nonmetal anionic (-) atom in
the compound
.Ca:
Ö:
1:1
B. 1:2
2:1
D. 3:1​

Is this a scientific model? use complete sentences to explain why or why not. a graphic organizer showing the water cycle i need : ( asap i go it never mind

During trial 2, what allowed you to determine that aluminum was the limiting reactant? check all that apply. all of the copper dissolved. all of the aluminum dissolved. the solution turned clear. the number of grams of copper(ii) chloride used in the reaction was greater than the number of grams of aluminum. the molar ratio of copper(ii) chloride to aluminum was greater than 3: 2, the equation’s molar ratio.

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.