11- Red
2- 4:0
3- mixture of both
4- 3:1
Answer:
it cannot be easily degraded in our environment.Like humans, animals and plants are exposed to PBTs in the environment through air, water and food. ... Persistent bioaccumulative toxic substances (PBTs) are chemicals that do not degrade easily in the environment.
Answer: Nuetrons, protons, electrons, elements and compounds
Explanation: Atoms are the smallest components of matter and it is comprised of these three subatomic particles; nuetrons, protons and electrons. Next in the order are the elements (found in periodic table). Elements are made of atoms and compounds are large molecules made of elements. Elements are pure substances that cannot be broken down into smaller substance by chemical reactions whereas compounds can be broken down further.
It is dangerous to the baby bottle feeding because of the only water available to prepare formula is often contaminated, which can lead to diarrhea, dehydration, and/or death. This may also bring the risk for the babies especially when the bacteria develop and contaminate the feeding bottle.