Which combination of ion charge and ion size produces the greatest lattice enthalpy?

A. High charge, large size

B. High charge, small size

C. Low charge, small size

D. Low charge, large size

Which of the following statements is false? Vapor refers to a gas formed by evaporation of a liquid or sublimation of a solid. Solid water (ice), unlike most substances, is denser than its liquid form (water).

The flashing of fireflies is the result of a chemical reaction, and the rate of flashing can be described by the Arrhenius equation. A certain batch of fireflies were observed to flash at a rate of 17.0 times per minute at 25°C and at a rate of 5.

How many milliliters of a 2.5 M LiOH solution are needed to completely neutralize 25 mL of a 1.0 M H2SO4 solution?

Why is 1g of cobalt oxide nanoparticles a better catalyst than 1g of cobalt oxide powder?

Is this statement true or false? Atoms in liquids vibrate too much to stay in a fixed position.

How many moles are in. 12 grams of gold.

When lithium reacts with bromine to form the compound LiBr, each lithium atom: (1) gains one electron and becomes a negativelycharged ion (2) gains three electrons and becomes a negativelycharged ion (3) loses one electron and becomes a

Based on what you know about matter, explain why the food coloring mixes at different rates

What does the variable A stand for in the Arrhenius equation? A. activation energy B. frequency factor C. rate constant D. reactant concentration

Name 3 sets of elements that have been added to the periodic table since mendeleev's time