Of the following stars which is likely to have the highest gravitational influence? a. M0IV
b. B2Ia+
c. K9IV
d. G2V

Equal volumes of h2 and o2 are placed in a balloon and then ignited. assuming that the reaction goes to completion, which gas will remain in excess? 2h2 + o2 → 2h2o a. both are in equal proportion b. oxygen c. water d. hydrogen