Based on the data in the table, what can we reasonably conclude about the speed of sound through various materials?
The speed of sound is faster in lighter materials,
The speed of sound is higher in liquids than in solids.
The speed of sound is higher in solids than in liquids.
The speed of sound moves slower when atoms are closely packed.

You are performing an experiment in a lab to attempt a new method of producing pure elements from compounds. the only problem is that you do not know what element will form. by your previous calculations you know that you will have 6.3 moles of product. when it is complete, you weigh it and determine you have 604.4 grams. what element have you produced?

What is the temperature of one mole of helium gas at stp?

If a solution had a ph of 7 what is the solution