HBr + H 2 SO 4 SO 2 + Br 2 + H 2 O Did Br change oxidation number?

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean

What volume would 2.25 moles of ne has occupy at stp?