Answer:
a.) It matches the universal pH indicator and is indicating the proper pH.
Explanation:
it says its the answer.
Robinson Annulation reaction is mainly done for the synthesis of six membered rings. This reaction is the combination of two reactions
1). Michael Addition Reaction and
2). Aldole Condensation.
The synthesis of <span>
desoxy-19-nortestosterone by Robinson Annulation is shown below,</span>
Answer: because if there was no balance the equation will not work
Explanation:
basically it needs to be balance because if there is more weight in one side the other side is going to be unbalance
Answer:
The track of the Moon's shadow across Earth's surface is called the Path of Totality. This path is typically 16,000 kilometers (about 10,000 miles) long but only 160 kilometers (100 miles) or so wide. In order to see the Sun totally eclipsed by the Moon you must be in the path of totality.
Explanation: