Hi mark me brainliest please
According to this page "The heart pumps about 2,000 gallons (7,571 liters) of blood a day through its chambers." 2,000 gallons per day works out to 83 gallons per hour, or nearly 6 quarts per minute. So it takes about one minute for blood to make the round trip to the heart.
The answer is mionoc,I think
Answer: number of protons plus the number of neutrons
Answer:
2.2 pounds.
Explanation:
a kilogram is 2.2lbs, and at sea level weighs 2.2 pounds, as sea level is the same as 0ft.