This is a type of reaction wherein two or more simple elements combine to form one new compound.

This chemical equation needs the following coefficients to balance it:
__NH(3) + __O2 --> __N2 + __H2O

These are the five indications of evidence that a chemical reaction has occurred:

What is the molar mass of of a 3.25 - mole sample of
NH4OH?

This is a type of reaction wherein a reactant breaks down to form two simpler products.

True or False: This chemical equation is balanced
2LiOH + 1CO2 --> 1Li2CO3 + 1H2O

This is a form of evidence that is observed when cheese is formed.

How many moles are in 325 g Cr2O7?

This is a type of reaction wherein one element replaces another in a compound. One element ends up single.

Butane reacts with oxygen in this combustion equation to form CO2 and H2O . This is the correct coefficient for H2O (water) produced in the balanced chemical equation.

This is a form of evidence that is observed when iron rusts.

How many moles of ethane (C2H6) are in 52.04 grams of ethane (C2H6)?

This is a type of reaction wherein two compounds trade atoms.

This chemical equation needs the following coefficients to balance it:
__Fe2O3 + __CO --> __Fe + CO2

This is only a physical change, as an example solid ice melting into liquid water

How many atoms are in 4.08 grams of Calcium?

This is a type of reaction wherein the products are ALWAYS carbon dioxide and water.

This is what happens when old bonds are broken and new bonds are formed

This number represents this stoichiometric characteristic of this compound: 180 grams