A chemical equation does not give information about the following:
- It usually does not give the "state of the substances". There are three states: Solid(s), liquid(q) and gas(vap).
- The chemical equation does not show whether it is complete or incomplete.
- The "speed of the reaction" is not mentioned.
- The "concentration of the substance" whether it is diluted or concentrated is not mentioned.
- The "rate of the reaction", temperature, catalyst, pressure etc is not mentioned. These can be mentioned "above or below the arrow".
Answer:
its d, forming a hypothesis is always one of the first things you do, and d is the best answer from these 4
A chemical reaction represents a change in the distribution of atoms, but not in the number of atoms. In this reaction, and in most chemical reactions, bonds are broken in the reactants, and new bonds are formed to create the products.
Answer:
One is chloroform, formerly used as an inhaled anesthetic during surgery, the primary use of chloroform today is in industry, where it is used as a solvent and in the production of the refrigerant freon.
I can only find 2, I hope this helps
-To deliver oxygen to the cells of the body's tissues and remove carbon dioxide.
- The lungs also remove carbon dioxide from the blood. If carbon dioxide built up in a body, death would result.