C because if the materials are in unlabeled containers you won’t know which is which and could d anything out of hand
The skeletal system provides structure to systems in the body
The synthesis of Vitamin D decreases with age. This is <span>due because of a fall in 7-dehydrocholesterol levels.</span>
Answer:
Oxygen bleach is hydrogen peroxide with sodium and sometimes sodium carbonate (washing soda) added. Oxygen bleach is a gentler and less toxic alternative to chlorine bleach, so it can be used on all sorts of washable fabrics.
Chlorine bleach is much stronger than oxygen bleach, but it is not good for every fabric and has a very harsh smell.
Explanation:
