chemistry

 1. How many cL/hr are there in 5.42 gal/wk? 

2.  How many kL are there in 4.49 ft3? 

3.  If a person consistently gains weight at a rate of 201 g every 2 month, how many lb of body weight will this person gain in 3 yr 

4. How many Tm2 are there in 6.54 x 1025 yd2?