egg shells can be substituted for teeth . take equal amount of vinegar

1.	egg shells can be substituted for teeth . take equal amount of vinegar, cola, water into 3 separate jars . add whole raw egg into each. cover it leave it for a week. remove the eggs and record your observations
Answer» Answer: We found that toothpaste COVERED EGG STAINED LESS than that non toothpaste covered egg.

egg shells can be substituted for teeth . take equal amount of vinegar, cola, water into 3 separate jars . add whole raw egg into each. cover it leave it for a week. remove the eggs and record your observations

Answer»

Answer:

We found that toothpaste COVERED EGG STAINED LESS than that non toothpaste covered egg.