Question

Hey guys good evening to all plz guys answer it. 1). -66+(-66)= ................ 2). -5-(-6)= ................. 3). (-30)÷(-6)=.................... 4). 690+410-500-300=.......... 5). (-6)-(8*9)=8*9+(-6) plz guys answer it​

Answer 1

Step-by-step explanation:

1. 132

2. 1

3. 5

4. 300

5. ______________________

Answer 2

Step-by-step explanation:

Answer:−

☞ An azo coupling is an organic reaction between a diazonium compound and another aromatic compound that produces an azo compound.

☞ Examples of azo C-coupling reactions. Phenol reacts with benzenediazonium chloride to give a Solvent Yellow 7, a yellow-orange azo compound. The reaction is bas