What factors of nuclear reactors cause it to be so complex? select all that apply.

a) the chain reaction must be controlled at all times
b) without proper cooling the reactor will overheat
c) requires multiple different types of materials for the fuel rods
d) radiation can leak if not properly contained and cause death and destruction to nearby life

What is the main purpose of patent attorneys? defend the company against legal claims manage financial investments invent new products protect rights to new products and processes

Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?

Which statement accurately represents the arrangement of electrons in bohr’s atomic model?