# The label on a box of washing soda states that it contains #Na_2CO_3#. Name the elements in this compound. In what ratio are they present?

##### 1 Answer

Jan 27, 2016

They are present in a ration of 2/6, 1/6, and 3/6.

#### Explanation:

There are 2 molecules of Sodium, (*Na*).

There is 1 molecule of Carbon (*C*).

There are 3 molecules of Oxygen (*O*).

There are 6 molecules total, so all of the ratios will be out of six.

The ratio of Sodium is 2/6 or 1/3.

The ratio of Carbon is 1/6.

The ratio of Oxygen is 3/6 or 1/2.