How many oxygen molecules are present in 340gm of hydrogen peroxide

Energy comes in different forms.

A 5 gram piece of aluminum foil at 100 degrees C is dropped into a 25 gram container of water at 20 degrees C. What is the final temperature of the aluminum.

Examining the figure, how many orders of magnitude larger is a person than a bacterial cell?

An initial mixture of nitrogen gas and hydrogen gas is reacted in a rigid container at a certain temperature by the reaction At equilibrium, the concentrations are [H2] 5.0 M,[N 2] 8.0 M, and [NH3] 4.0 M.

Which statement is part of kinetic molecular theory A gas particles are in constant motion B gas particles attract each other C gas particles lose their energy during collisions D gas particles stick to the walls of their container

What is the rule of thumb for the activity trends of metals and nonmetals? Explain and give examples.

Carbon atoms stick to catalyst surface in craking processes? 1 - sintring 2 - poising 3 - aging 4 - cocking or fouling

What is the oxidation number of Cl in chlorate ion ClO3?

An atom with one valence electrons combines with an atom with seven valence electrons what is likely to happen to the atom with one valence

How many Joules are there in 55 nutritional calories?