Oxygen and carbon dioxide
Well red blood cells carry oxygen to muscles
Circulatory system is probably the answer you are looking for.
Umm I’ll figure it out rn! Will come back in 1 min
Answer:
Weak acid and base solutions contain multiple charged and uncharged species in dynamic equilibrium. Strong acids and strong bases refer to species that completely dissociate to form ions in solution.
Explanation:
The magnitude of a star as it would appear to a hypothetical observer at a distance of 10 parsecs or 32.6 light-years. This rates how visible celestial bodies are when they are all viewed from the same distance. Luminosity: The brightness of a star in comparison with that of the sun.