Titanium hydride, TiH2 , has a density of 3.75 g/cm3 . Part A Calculate the density of hydrogen in TiH2 Express your answer using two significant...

Titanium hydride, TiH2 , has a density of 3.75 g/cm3 .

Part A

Calculate the density of hydrogen in TiH2

Express your answer using two significant figures.

Part B

Compare it with that in liquid H2 (0.070 g/cm3 ). give a number.

Express your answer using two significant figures.

Part C

How many cubic centimeters of H2 at STP are absorbed in making 1.70 cm3 of TiH2 ?

Express your answer using two significant figures.