Explanation:
When we are working in a laboratory then it is necessary that certain appropriate measures have to be taken in order to avoid any king of accident or mistake.
So, when we are mixing liquids in a separatory funnel then following safety measures should be followed.
1. Everything should be done in your hood
2. You should wear gloves
3. Your hood sash should be between your face and the separatory funnel
4. Don't aim the separatory funnel at anyone
5. You should have a firm grip on the stopper and vent the funnel frequently by using the stopcock
Therefore, we can conclude that all the given statements are true about mixing liquids in a separatory funnel.
I think the correct answer among the choices is the first one. The covalent bond that holds atoms together within a molecule is much stronger than the <span>electrical attraction between two neighboring molecules. This is because in covalent bonds electrons are shared by the atoms in order to be stable without and atoms will always find a way for them to be stable while attractions between neighboring molecules can be temporary only.</span>
Answer:
A B C D (all of the above)
Explanation:
Weak acid do not have a much hydrogen ions when in liquids or aqueous solutions. Examples of weak acids include vinegar, citric acid (from oranges, lemons, etc)
<span>oe is lifting boxes to load a trailer. To follow proper lifting procedures, Joe should:</span>
a single neutral atom of zinc has 30 protons