Weegy: An atom has a proton mass of 35, a neutron mass of 35, and an electron mass of 3. [ The estimated mass of the atom is 70 (35 protons + 35 neutrons)
]
User: how can pollution be found in greater amounts at higher tropic levels compared to lower tropic layers?
Weegy: Biological magnification can pollution be found in greater amounts In higher tropic levels compared to lower tropic levels.
User: what type of organism utilizes photosynthesis to produce food?
Weegy: Autotroph utilizes photosynthesis to produce food.
User: why is water called the universal solvent?
Weegy: Water can act as a solvent in many different solutions. -is why water is called the universal solvent.
User: how can humans practice sustainability when using resources?
Weegy: Use practices that don't jeopardize the ability of future generations to meet their needs. -Is how can humans practice sustainability when using resources.
User: why are there many niches of species in one mountain?
Weegy: The elevation changes of the mountain cause different climates. -is why there are many niches of species in one mountain.
User: which of the following is an appropriate problem statement for a science experience?
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