Cuantos gramos de hidróxido de calcio(Ca(OH)2) se necesitan para
preparar 750ml de una solución 0.15M

It is important to wear proper protective equipment in lab even when not actively performing experiments because accidents can affect any researcher, even one not working on an experiment. select the best answer from the choices provided

Explanation for basic character?

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains