How long does it take for a purple stem plant to grow

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

Which element forms an ionic bond with flourine? 1) fluorine 2) carbon 3) potassium 4) oxygen

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change