How many mole of oxygen are present in 3 mole of sodium sulfate, Na2SO4

Fe2O3 (s) + 3CO ( g. → 2Fe (s) + 3CO2 ( g. How many grams of iron can be produced from 1.00 kg Fe2O3?

8. How many atoms of cobalt are in a 0.39 mole sample of CoC

Which of the following is NOT a physical property? A) Water boiling at 100°C B) A mineral causing a white streak on another mineral C) Sodium exploding when mixed with water D) A piece of styrofoam floating on water because it is less dense

Draw the optically inactive stereoisomer (s) of 1,3-cyclopentanediol.

What is the concentration of hydronium ion in a 0.121 M HCl solution? A) 1.0 M B) < 0.121 M C) 0.121 M D) not enough information

When two atoms are bonded together via electrons, and one of those atoms has a greater pull upon the electrons shared, the bond formed would be?

Which party system is most common in a typical dictatorship?

According to the kinetic-molecular theory, the collision between two ideal gas particles is a result of neither attraction nor repulsion. repulsion from the wall of the container. repulsion from other gas particles.

A plant grows three inches in a month. Why is this a physical change?

In natural convection heat transfer, the parameter is the Choose the right answer a) Nusselt number b) Rayleigh number c) Grashof number d) Lewis number