1) All atoms of the same element must contain the same: a) mass number b) protons c) neutrons d) compounds

all atoms of the same element mist contain the same number of. protons

Explanation:

For isotopes, only the number of neutrons has been changed. examples are carbon-12 carbon-13 and carbon-14, because none of these situations change the number or protons, the atomic number stays the same regardless

i believe the answer is c. "baking" is the gerund, while "baking blueberry muffins" would be the gerund phrase. hope this ! : )

i don't see a text, but i am gonna assume this *orbit* the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun.