State whether the following properties are extensive or intensive. 1. Density, 2. Potential energy. 3. Pressure. 4. Specific heat

The reaction q+r2=r2q is found to be first order in r2 and

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5