Most planets have but none has a like earth does. a. a biosphere; hydrosphere., b. an atmosphere; cryosphere., c. an atmosphere; hydrosphere., d. a hydrosphere; lithosphere

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Needthe meter is the standard unit for: 1) height 2) length 3) weight 4) mass

Given the following information: mass of proton = 1.00728 amu mass of neutron = 1.00866 amu mass of electron = 5.486 × 10^-4 amu speed of light = 2.9979 × 10^8 m/s calculate the nuclear binding energy (absolute value) of 3li^6. which has an atomic mass of 6.015126 amu. j/mol.