Why does metal need to be extracted from an ore before it can be used?

Draw the structure of the isomers of c6h11br that contains a 5-membered ring and is least reactive in an sn1 reaction.

What makes radiant energy different from other forms of energy? A. It can travel through space. B. It is transferred by air circulation. C. It requires contact to transfer heat. D. It flows from a cooler object to a warmer object.

Disadvantages of synthetic rubber

How many grams are in 2.75 moles of KOH? (molar mass=56.11 g/mol)

Facial dimples in man are dominatant over no dimples. Show

Which set of terms best defines what affects kinetic energy and potential energy, respectively? position, gravity gravity, velocity velocity, height height, position

Which radiation detection device is the best to use for measuring the presence of radiation in large moving objects where constant monitoring is impossible? film badge Geiger counter cloud chamber scintillation counter

Smoke fiilling up a room is diffusion or not

What is the independent and dependent variable for a dry ice experiment

a substance that undergoes a physical change like melting is still the same substance is it true or false