Answer:
15.52 kj
Explanation:
H2 O mole wt ~ 18 gm
6.35 gm is 6.35 gm /18 gm/mole = .353 moles of H2O
.353 moles * 44 kj/mole =
D. oxygen atoms have twice as many protons as chlorine atoms
Helium
A.The sound becomes louder.
And
C.The sound waves get further.
Louder the sound it will travel long.