When zinc metal (Zn) reacts with hydrochloric acid (HCI), hydrogen gas (H) is produced. Which would produce less gas, high concentration acid or low concentration acid?

why is arctic sea ice important? arctic sea ice keeps the polar regions cool and moderate global climate. sea ice has a bright surface; 80 percent of the sunlight that strikes it is reflected back into space. as sea ice melts in the summer, it exposes the dark ocean surface.

im not exactly sure but i think its b!