Of the elements magnesium, calcium, and barium, which will form the ion with the largest radius?

what will exothermic process do to it's surrounding? what will an endothermic process do to it's surrounding

All of the following statements about silicon are true

Check the boxes next to events or trends that first occurred in science from about 1700. Darwin published his theory of natural selection. Archimedes described the principle of the lever. Scientific societies and academies were formed.

P4 (s) + 5O2 (g) ⟶ P4 O10 (s) ΔG° = - 2697.0 kJ/mol 2H2 (g) + O2 (g) ⟶ 2H2 O (g) ΔG° = - 457.18 kJ/mol 6H2 O (g) + P4 O10 (s) ⟶ 4H3 PO4 (l) ΔG° = - 428.66 kJ/mol (a) Determine the standard free energy of formation, ΔGf °, for phosphoric acid.

Which of the following statements about the combustion of glucose with oxygen to form water and carbon dioxide (C6H12O6 + 6 O2 → 6 CO2 + 6 H2O) is correct?

When a volcanic irruption adds new rock to existing land and forms new islands is it considered destructive?

How many neutrons are in Cesium-130 (Cs) ? 55 75 130 185

An atom in a pure metal that's face-centered cubic has ___ neighbor atoms.

Rank the following bonds from strongest to weakest and provide the bond energy: the bond between hydrogen and oxygen in a water molecule; the bond between sodium and chloride in the NaCl molecule; the bond between atoms in a metal;

In an endothermic reaction do the reactants or the products have the lower potential energy