For each calculation, round your answer to nearest whole number.
What is the efficacy of a 60.0 W incandescent lightbulb that produces 830 lumens?
lm/W
What is the power of a CFL lightbulb that produces 825 lumens if its efficacy is 63.5 lm/W?
W
How many lumens does a 11.0 W LED lightbulb exhibit if its efficacy is 72.7 Im/W?
lumens

1.)the isotope cobalt-60 has a nuclear mass of 59.933820 u calculate the mass defect of cobalt-60 using the following information. mass of proton: 1.007825 u mass of neutron: 1.008665 u 1 u = 931.5 mev 2.)the isotope cobalt-60 has a nuclear mass of 59.933820 u calculate the binding energy of cobalt-60 using the following information. mass of proton: 1.007825 u mass of neutron: 1.008665 u 1 u = 931.5 mev 3.)the isotope cobalt-60 has a nuclear mass of 59.933820 u calculate the binding energy per nucleon of cobalt-60 using the following information. mass of proton: 1.007825 u mass of neutron: 1.008665 u 1 u = 931.5 mev