What is the horizontal row of elements called? What do they have in common

How long should a statement of the main idea be? one or two pages one or two paragraphs one or two sentences one or two words

When a match is lit, sulfur (S8) reacts with oxygen to release energy and form sulfur dioxide, SO2. Write the balanced equation for this reaction.

What information does the specific heat capacity of water provide?

What will group 2 form ionic bonds with?

Nonpolar substances do not dissolve in polar solvents like water. If you're conducting an investigation to test the solubility of different substances, which on these substances do you expect to be insoluble in water? A. ammonia (NH3) B.

Explain how he sun causes the weather

Which of these statements would be true if the water molecule was linear instead of bent? check all that apply?

Why do ionic compounds conduct electricity when dissolved in water?

Biological oxidation-reduction reactions always involve: a. direct participation of oxygen. b. transfer of electron (s). c. mitochondria. d. transfer of hydrogens. e. formation of water.

What is conserved in physical changes