Balance Fe3O4 + H2 = Fe + H2O

Which of the following is from smallest to largest

What is an exthermic reaction

Atmospheric pressure depends on the altitude (or height) of your location. How should air pressure change if you are in Denver, Colorado, which is 1.5 kilometers (1 mile) above sea level?

How many atoms are in 8.28 moles of aluminum?

Suppose you held two magnets a short distance apart, then let go. what would happen?

The formula for binary ionic compound formed between cesium and fluorine

If the mass of a material is 76 grams and the volume of the material is 16 cm3, what would the density of the material be? g/cm3

Calculate the specific heat of a metallic element if 50.0 g of the metal need 314 joules of heat energy to raise the temperature from 25°C to 50°C.

State the relationship between the number of electrons in a carbon-nitrogen bond and carbon-nitrogen bond energy

What are the characteristics of bones?