Find the density of an object that has mass of 5kg and a volume of 50cm3

The missing component to the table to the right or indicated with orange letters complete the table by filling in the corresponding numbers or symbols

28. which is not a reason that water is used to store spent fuel rods from nuclear power plants? water increases the speed of the chain reaction in the fuel rods. water protects nuclear power plant workers from the high temperature and radiation of the fuel rods. water acts as a radiation shield to reduce the radiation levels. water cools the spent rods. salts action

Use the half-reactions of the reaction au(oh)3 + hi -> au +i2 +h2o to answer the questions