Quote (xXDreamAlongXx @ Sep 10 2013 11:46am)
Help me plox...
1. helium has a density of 0.017 g/L. what is the volume of a weather balloon that contains 38g of helium?
2. how many 335mL of cans soda does it take to fill up 1.0m^3 tank?
Are you in grade 5?
1st one.
38/.017
= 2235.294L
2nd - 1m^3 = 1000L
1000/0.335 = 2985.07 cans