Answer:
0.455
Explanation:
555/55.5 mean 10 miles per gallon, take the price per gallon and divide it by 10. 4.55/10
Eggshells are made primarily of calcium carbonate. The acid in vinegar softens the calcium of the eggshell. Adding a little vinegar to the water when boiling eggs is an old cook’s trick that makes them easier to peel.
A link to this experiment is below in the comment box
Probably true because chemicals do control weed and it hurts the environment.
Significant figures communicates the level of precision in measurements.
A chemical reaction that releases energy usually in the form of heat
