The diagram shows two sound waves as transverse waves. Sound waves are sometimes drawn as transverse waves to make certain properties easier to
compare.
Wave A
Wave B
1 cm
1 cm
1s
What can you tell from comparing these waves?
A. Wave B has a lower pitch.
B. Wave A is softer.
C. Wave B has a higher pitch.
D. Wave A is louder.

There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit

Classify this reaction: 2al+n2-> aln.

How do you convert 4 mmol of bromobenzene to ml?