You can say "Thank you very much" formally by adding a polite ending such as "Thank you very much, I appreciate it" or "Thank you very much for your help." Adding a formal ending shows respect and gratitude in a professional or formal setting. **

Formally assigned electrons refer to the electrons that are considered to belong to a specific atom or ion based on the formal charge assigned to that atom or ion in a molecule. These electrons are used to determine the overall charge of the atom or ion and are crucial in understanding the reactivity and stability of the molecule. Formally assigned electrons help in predicting the behavior of molecules in chemical reactions and play a key role in determining the structure and properties of compounds. **

To write formally, you can use complete sentences, avoid contractions, and use professional language. Additionally, you can structure your writing with an introduction, body, and conclusion, and use appropriate salutations and closings if it is a letter or email. It is also important to use proper grammar, punctuation, and spelling, and to address the recipient with their appropriate title and name. **

You are being addressed formally out of respect and politeness. Using formal language and titles shows that the speaker acknowledges your position and wants to maintain a level of professionalism in the conversation. It also demonstrates a level of courtesy and consideration for the other person. **

He may be addressing you formally out of respect or to maintain a professional tone in the conversation. It could also be a cultural or traditional practice to address others formally in certain situations. Additionally, he may not be familiar with you well enough to use informal language, so he is defaulting to a more polite form of address. **

As a language model AI, I am addressed formally. **

People address each other formally as a sign of respect, politeness, and professionalism. It helps to establish a level of courtesy and decorum in social interactions, especially in formal settings such as work environments or when meeting someone for the first time. Formal address also helps to maintain a sense of hierarchy or authority in certain situations. **

Your brother may address you formally out of respect, especially if there is an age difference or if he wants to show politeness in your interactions. It could also be a cultural or familial norm for him to use formal language when speaking to family members. Additionally, he may feel more comfortable using formal language as a way to maintain a certain level of professionalism or distance in your relationship. **