What is the smallest unit that makes up matter a alloys b atoms c chemicals d molecules

a rigid container holds a gas at a pressure of 0.54 atm and a temperature of - 100.0c. what will the pressure be when the temperature is increased 200.0°c

In the reaction mechanism below, which substance is acting like a catalyst and is it homogeneous or heterogeneous? Step 1 2N2Og + Cl2 (g) → 2N2 (g) + 2ClO (g) Step 2 2ClO (g) → Cl2 (g) + O2 (g)

What would be the charge of an atom with more protons? More electrons? Equal number of both?

When a catalyst is added to a system at equilibrium, a decrease occurs in the 1. activation energy 2. heat of reaction 3. potential energy of the reactants 4. potential energy of the products

What should the engineers do during the planning stage of their project?

The force against a solid object moving through a gas or a liquid

Compare the evaporation of a contained liquid with that of an uncontained liquid.

What is the name of CH3CH2CH2COOH?

What do dipole-dipole forces do? A. Replace covalent bonds with hydrogen bonds B. Turn nonpolar molecules into solids C. Hold polar molecules together D. Hold nonpolar molecules together

As the moon revolves around earth, it also rotates on its axis. Why is it that the same side of the moon is always visible from earth