I need to answer these question​

How many atoms of oxygen are contained in 160 grams of n2o3

2points why do scientists need governmental funding? o a. government politicians ask all the important scientific questions. o b. scientists have to pay taxes to the government on the money they make. o c. the cost of doing scientific research can be very high. o d. the government is controlled by scientists. submit

2. how is heavy water different from normal water