Why is it incorrect to balance a chemical equation by changing the subscripts?

Why is the electronegativity of an element important?

How does sound energy travel

In which of these situations is convection most likely the main form of heat transfer? Warm air from a heater on the first floor of a house moves to the upper floors. The sides of a metal pan become hot when the pan is placed on a stove burner.

For the generic equilibrium HA (aq) ⇌ H + (aq) + A - (aq), which of these statements is true? For the generic equilibrium, which of these statements is true? The equilibrium constant for this reaction changes as the pH changes.

Suggest why some manufacturers of car and jewellery would use metal alloys instead of pure metals?

Which statement is true about oxygen-17 and oxygen-18?

A man is making chicken noodle soup and has found it to be too salty. What method could he use to make the soup less salty? a. Add equal measured amounts of water to the soup. b. Bring the soup to a boil so that some of the broth evaporates. c.

A solution of H2SO4 (aq) with a molal concentration of 3.97 m has a density of 1.216 g/mL. What is the molar concentration of this solution?

How can you chose values for x when making a table of values representing a real world situation?

If a sample containing 2.50 ml of nitroglycerin (density=1.592g/ml) is detonated, how many total moles of gas are produced?