Which of these is used for making rubber and some medicines?

A. Iron

B. Sulfur

C. Platinum

D. Aluminum

Which choice is a pair of isomers? view available hint (s) which choice is a pair of isomers? ch3ch2ch2ch3 and ch3ch (ch3) 2 ncch3 and ch3cn ch3oh and ch3och3 1-pentene and 2-methylbutane butanol and propene?

Which reason is the best for choosing the ruler to measure the dimensions of the wooden block? A meter stick is only marked in customary units and is therefore inappropriate. A tape measure is simply not accurate.

What is the mass in kilograms of a single atom of carbon

True/False: When the temperature of a reaction mixture is increased, the particles collide with more energy.

How are eletcrons and protrons diffrent

Complete the chart. (Remember to enter a "0" if necessary.) Atomic Number: 3 1s: 2s: 2p: 3s: 3p: 4s: 3d: 4p: 5s:

How many water molecules are in 2.25 mol of water?

How does chemical change affect the composition of matter

When the equation Fe+S - -> Fe2S3 is balanced, what is the coefficient for sulfur?

Where is the energy in a glucose molecule stored