Answer: Dichotomous
Using a Dichotomous Key to Identify Organisms
A dichotomous key is a tool used by biologists to identify organisms in a group through a process of answering yes or no questions about the organism. Dichotomous means 'divided into two parts', as each question about an organism has two choices.
Each can hold two electrons
In the case of an emergency where you might not have enough time to read several lines of writing, not to mention trying to find the hazard warnings when the whole bottle is probably covered in writing, it is much easier to locate and read universal hazard symbols.
Answer:
1
Explanation:
4 HBr + O2 → 2H 20 + 2Br 2
...............
the mass of 1 mole of phosphorus atoms is approximately 30
g
hope this helps :)
