Which substance is a diatomic molecule?

a. he

b. o2

c. co2

d. h2o?

Which of these examples would be classified as a transverse wave? A) X-Ray B) Sound Wave C) Shock Wave Eliminate D) Sonic Boom

According to the kinetic molecular theory, when a gas particle hits something what will happen?

Calculate the volume of a 0.200 M KCl solution containing 5.00 10-2 mol of solute. Enter your answer in the provided box. IL

Acetylene gas (C2H2) reacts with oxygen gas (O) to produce carbon dioxide (CO) and water vapor (H20). How many liters of C2H2 are required to produce 75.

When a beta particle is released from a nucleus of an atom: the number of electrons in the atom is increased the number of protons in the nucleus is increased the mass number of the nucleus decreases by one the mass number of the nucleus increases

Which change is most likely to occur when a molecule of H2 and a molecule of I2 collide with proper orientation and sufficient energy? 1. a chemical change, because a compound is formed 2. a chemical change, because an element is formed 3.

Which substance is a diatomic molecule? a. he b. o2 c. co2 d. h2o?

What is the difference between the electronegativity values of sodium and bromine?

Which of the following elements is the most stable element? argon, manganese, phosphorus, robidium

List results of Chemical Reactions.